Execution Chart

Sorry, for this execution, no execution chart could be reported.

Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r072-tall-174860068100796.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2025-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 2-5832
Executing tool itstools
Input is EisenbergMcGuire-PT-08, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r072-tall-174860068100796
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 2.1M
-rw-r--r-- 1 mcc users 8.2K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 83K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 8.0K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 63K May 29 14:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.7K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.9K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 20K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 11K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 103K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 14K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 92K May 29 14:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K May 29 14:47 UpperBounds.txt
-rw-r--r-- 1 mcc users 4.2K May 29 14:47 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 29 14:32 equiv_col
-rw-r--r-- 1 mcc users 3 May 29 14:32 instance
-rw-r--r-- 1 mcc users 6 May 29 14:32 iscolored
-rw-r--r-- 1 mcc users 1.7M May 29 14:32 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 EisenbergMcGuire-PT-08-LTLFireability-00
FORMULA_NAME EisenbergMcGuire-PT-08-LTLFireability-01
FORMULA_NAME EisenbergMcGuire-PT-08-LTLFireability-02
FORMULA_NAME EisenbergMcGuire-PT-08-LTLFireability-03
FORMULA_NAME EisenbergMcGuire-PT-08-LTLFireability-04
FORMULA_NAME EisenbergMcGuire-PT-08-LTLFireability-05
FORMULA_NAME EisenbergMcGuire-PT-08-LTLFireability-06
FORMULA_NAME EisenbergMcGuire-PT-08-LTLFireability-07
FORMULA_NAME EisenbergMcGuire-PT-08-LTLFireability-08
FORMULA_NAME EisenbergMcGuire-PT-08-LTLFireability-09
FORMULA_NAME EisenbergMcGuire-PT-08-LTLFireability-10
FORMULA_NAME EisenbergMcGuire-PT-08-LTLFireability-11
FORMULA_NAME EisenbergMcGuire-PT-08-LTLFireability-12
FORMULA_NAME EisenbergMcGuire-PT-08-LTLFireability-13
FORMULA_NAME EisenbergMcGuire-PT-08-LTLFireability-14
FORMULA_NAME EisenbergMcGuire-PT-08-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1748848629028

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=EisenbergMcGuire-PT-08
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLFireability PT
Running Version 202505121319
[2025-06-02 07:17:10] [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]
[2025-06-02 07:17:10] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-02 07:17:10] [INFO ] Load time of PNML (sax parser for PT used): 192 ms
[2025-06-02 07:17:10] [INFO ] Transformed 712 places.
[2025-06-02 07:17:10] [INFO ] Transformed 2816 transitions.
[2025-06-02 07:17:10] [INFO ] Found NUPN structural information;
[2025-06-02 07:17:10] [INFO ] Parsed PT model containing 712 places and 2816 transitions and 13440 arcs in 298 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 10 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 1 formulas.
FORMULA EisenbergMcGuire-PT-08-LTLFireability-15 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 61 out of 712 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 712/712 places, 2816/2816 transitions.
Discarding 48 places :
Symmetric choice reduction at 0 with 48 rule applications. Total rules 48 place count 664 transition count 2432
Iterating global reduction 0 with 48 rules applied. Total rules applied 96 place count 664 transition count 2432
Applied a total of 96 rules in 117 ms. Remains 664 /712 variables (removed 48) and now considering 2432/2816 (removed 384) transitions.
[2025-06-02 07:17:10] [INFO ] Flow matrix only has 984 transitions (discarded 1448 similar events)
// Phase 1: matrix 984 rows 664 cols
[2025-06-02 07:17:10] [INFO ] Computed 25 invariants in 29 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 07:17:11] [INFO ] Implicit Places using invariants in 633 ms returned []
[2025-06-02 07:17:11] [INFO ] Flow matrix only has 984 transitions (discarded 1448 similar events)
[2025-06-02 07:17:11] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 07:17:11] [INFO ] State equation strengthened by 340 read => feed constraints.
[2025-06-02 07:17:15] [INFO ] Implicit Places using invariants and state equation in 3525 ms returned []
Implicit Place search using SMT with State Equation took 4189 ms to find 0 implicit places.
Running 2424 sub problems to find dead transitions.
[2025-06-02 07:17:15] [INFO ] Flow matrix only has 984 transitions (discarded 1448 similar events)
[2025-06-02 07:17:15] [INFO ] Invariant cache hit.
[2025-06-02 07:17:15] [INFO ] State equation strengthened by 340 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/664 variables, 17/17 constraints. Problems are: Problem set: 0 solved, 2424 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/664 variables, 8/25 constraints. Problems are: Problem set: 0 solved, 2424 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:17:41] [INFO ] Deduced a trap composed of 20 places in 237 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:17:41] [INFO ] Deduced a trap composed of 26 places in 193 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:17:41] [INFO ] Deduced a trap composed of 32 places in 156 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:17:41] [INFO ] Deduced a trap composed of 35 places in 141 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:17:41] [INFO ] Deduced a trap composed of 38 places in 119 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:17:42] [INFO ] Deduced a trap composed of 41 places in 293 ms of which 41 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:17:42] [INFO ] Deduced a trap composed of 23 places in 272 ms of which 30 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:17:42] [INFO ] Deduced a trap composed of 26 places in 160 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:17:42] [INFO ] Deduced a trap composed of 38 places in 136 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:17:43] [INFO ] Deduced a trap composed of 44 places in 114 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:17:43] [INFO ] Deduced a trap composed of 50 places in 86 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:17:43] [INFO ] Deduced a trap composed of 29 places in 150 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:17:43] [INFO ] Deduced a trap composed of 32 places in 113 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:17:43] [INFO ] Deduced a trap composed of 35 places in 210 ms of which 31 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 664/1648 variables, and 39 constraints, problems are : Problem set: 0 solved, 2424 unsolved in 30058 ms.
Refiners :[Positive P Invariants (semi-flows): 17/17 constraints, Generalized P Invariants (flows): 8/8 constraints, State Equation: 0/664 constraints, ReadFeed: 0/340 constraints, PredecessorRefiner: 2424/2424 constraints, Known Traps: 14/14 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2424 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/664 variables, 17/17 constraints. Problems are: Problem set: 0 solved, 2424 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/664 variables, 8/25 constraints. Problems are: Problem set: 0 solved, 2424 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/664 variables, 14/39 constraints. Problems are: Problem set: 0 solved, 2424 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:17:48] [INFO ] Deduced a trap composed of 3 places in 113 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:17:48] [INFO ] Deduced a trap composed of 47 places in 107 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:17:48] [INFO ] Deduced a trap composed of 3 places in 57 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:17:49] [INFO ] Deduced a trap composed of 77 places in 300 ms of which 37 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:17:49] [INFO ] Deduced a trap composed of 77 places in 303 ms of which 34 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:17:49] [INFO ] Deduced a trap composed of 77 places in 245 ms of which 31 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:17:50] [INFO ] Deduced a trap composed of 77 places in 244 ms of which 29 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:17:50] [INFO ] Deduced a trap composed of 77 places in 235 ms of which 37 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:17:53] [INFO ] Deduced a trap composed of 52 places in 353 ms of which 33 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:17:53] [INFO ] Deduced a trap composed of 70 places in 312 ms of which 41 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:17:55] [INFO ] Deduced a trap composed of 105 places in 254 ms of which 59 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:17:56] [INFO ] Deduced a trap composed of 52 places in 253 ms of which 41 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:17:56] [INFO ] Deduced a trap composed of 101 places in 224 ms of which 33 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:17:56] [INFO ] Deduced a trap composed of 3 places in 62 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:17:56] [INFO ] Deduced a trap composed of 3 places in 59 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:17:57] [INFO ] Deduced a trap composed of 3 places in 54 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:17:57] [INFO ] Deduced a trap composed of 3 places in 58 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:17:57] [INFO ] Deduced a trap composed of 3 places in 52 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:18:00] [INFO ] Deduced a trap composed of 52 places in 306 ms of which 46 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:18:00] [INFO ] Deduced a trap composed of 75 places in 312 ms of which 62 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/664 variables, 20/59 constraints. Problems are: Problem set: 0 solved, 2424 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:18:02] [INFO ] Deduced a trap composed of 77 places in 244 ms of which 30 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:18:02] [INFO ] Deduced a trap composed of 77 places in 222 ms of which 28 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:18:02] [INFO ] Deduced a trap composed of 44 places in 223 ms of which 38 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:18:02] [INFO ] Deduced a trap composed of 77 places in 206 ms of which 28 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:18:02] [INFO ] Deduced a trap composed of 77 places in 198 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:18:05] [INFO ] Deduced a trap composed of 70 places in 278 ms of which 35 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:18:05] [INFO ] Deduced a trap composed of 70 places in 262 ms of which 41 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:18:06] [INFO ] Deduced a trap composed of 52 places in 264 ms of which 41 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:18:06] [INFO ] Deduced a trap composed of 70 places in 229 ms of which 29 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:18:06] [INFO ] Deduced a trap composed of 70 places in 252 ms of which 31 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:18:06] [INFO ] Deduced a trap composed of 70 places in 214 ms of which 28 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:18:07] [INFO ] Deduced a trap composed of 70 places in 192 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:18:07] [INFO ] Deduced a trap composed of 23 places in 99 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:18:10] [INFO ] Deduced a trap composed of 3 places in 59 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:18:13] [INFO ] Deduced a trap composed of 52 places in 279 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:18:13] [INFO ] Deduced a trap composed of 51 places in 270 ms of which 28 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:18:13] [INFO ] Deduced a trap composed of 53 places in 260 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:18:14] [INFO ] Deduced a trap composed of 52 places in 253 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:18:14] [INFO ] Deduced a trap composed of 52 places in 258 ms of which 25 ms to minimize.
Error getting values : (error "ParserException while parsing response: ((s0 0)
(s1 0)
(s2 0)
(s3 0)
(s4 0)
(s5 0)
(s6 0)
(s7 1)
(s8 0)
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(s11 0)
(s12 1)
(s13 0)
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(s15 0)
(s16 1)
(s17 0)
(s18 0)
(s19 1)
(s20 0)
(s21 1)
(s22 0)
(s23 0)
(s24 1)
(s25 0)
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(s27 1)
(s28 0)
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(s30 1)
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(s247 0)
(s248 0)
(s249 0)
(s250 0)
(s251 0)
(s252 0)
(s253 0)
(s254 0)
(s255 0)
(s256 0)
(s257 0)
(s258 0)
(s259 0)
(s260 0)
(s261 0)
(s262 0)
(s263 0)
(s264 0)
(s265 0)
(s266 0)
(s267 0)
(s268 0)
(s269 0)
(s270 0)
(s271 0)
(s272 0)
(s273 0)
(s274 0)
(s275 0)
(s276 0)
(s277 0)
(s278 0)
(s279 0)
(s280 0)
(s281 0)
(s282 0)
(s283 0)
(s284 0)
(s285 0)
(s286 0)
(s287 0)
(s288 1)
(s289 1)
(s290 0)
(s291 0)
(s292 1)
(s293 1)
(s294 1)
(s295 1)
(s296 0)
(s297 0)
(s298 0)
(s299 0)
(s300 0)
(s301 0)
(s302 0)
(s303 0)
(s304 0)
(s305 0)
(s306 0)
(s307 0)
(s308 0)
(s309 0)
(s310 0)
(s311 0)
(s312 0)
(s313 0)
(s314 0)
(s315 0)
(s316 0)
(s317 0)
(s318 0)
(s319 0)
(s320 0)
(s321 0)
(s322 0)
(s323 0)
(s324 0)
(s325 0)
(s326 0)
(s327 0)
(s328 0)
(s329 1)
(s330 0)
(s331 0)
(s332 1)
(s333 0)
(s334 0)
(s335 0)
(s336 0)
(s337 0)
(s338 0)
(s339 0)
(s340 0)
(s341 0)
(s342 0)
(s343 0)
(s344 0)
(s345 0)
(s346 0)
(s347 0)
(s348 0)
(s349 0)
(s350 0)
(s351 0)
(s352 0)
(s353 0)
(s354 0)
(s355 0)
(s356 0)
(s357 0)
(s358 0)
(s359 0)
(s360 0)
(s361 0)
(s362 0)
(s363 0)
(s364 0)
(s365 0)
(s366 0)
(s367 0)
(s368 0)
(s369 0)
(s370 0)
(s371 0)
(s372 0)
(s373 0)
(s374 0)
(s375 0)
(s376 0)
(s377 0)
(s378 0)
(s379 0)
(s380 0)
(s381 0)
(s382 0)
(s383 0)
(s384 0)
(s385 0)
(s386 0)
(s387 0)
(s388 0)
(s389 0)
(s390 0)
(s391 0)
(s392 0)
(s393 0)
(s394 0)
(s395 0)
(s396 0)
(s397 0)
(s398 0)
(s399 0)
(s400 0)
(s401 0)
(s402 0)
(s403 0)
(s404 0)
(s405 0)
(s406 0)
(s407 0)
(s408 0)
(s409 0)
(s410 0)
(s411 0)
(s412 0)
(s413 0)
(s414 0)
(s415 0)
(s416 0)
(s417 0)
(s418 0)
(s419 0)
(s420 0)
(s421 0)
(s422 0)
(s423 0)
(s424 0)
(s425 0)
(s426 0)
(s427 0)
(s428 0)
(s429 0)
(s430 0)
(s431 0)
(s432 0)
(s433 0)
(s434 0)
(s435 0)
(s436 0)
(s437 0)
(s438 0)
(s439 0)
(s440 0)
(s441 0)
(s442 0)
(s443 0)
(s444 0)
(s445 0)
(s446 0)
(s447 0)
(s448 0)
(s449 0)
(s450 0)
(s451 0)
(s452 0)
(s453 0)
(s454 0)
(s455 0)
(s456 0)
(s457 timeout
0 org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 664/1648 variables, and 78 constraints, problems are : Problem set: 0 solved, 2424 unsolved in 30041 ms.
Refiners :[Positive P Invariants (semi-flows): 17/17 constraints, Generalized P Invariants (flows): 8/8 constraints, State Equation: 0/664 constraints, ReadFeed: 0/340 constraints, PredecessorRefiner: 0/2424 constraints, Known Traps: 53/53 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 61072ms problems are : Problem set: 0 solved, 2424 unsolved
Search for dead transitions found 0 dead transitions in 61101ms
Starting structural reductions in LTL mode, iteration 1 : 664/712 places, 2432/2816 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 65441 ms. Remains : 664/712 places, 2432/2816 transitions.
Support contains 61 out of 664 places after structural reductions.
[2025-06-02 07:18:16] [INFO ] Flatten gal took : 155 ms
[2025-06-02 07:18:16] [INFO ] Flatten gal took : 112 ms
[2025-06-02 07:18:16] [INFO ] Input system was already deterministic with 2432 transitions.
RANDOM walk for 40000 steps (8 resets) in 1693 ms. (23 steps per ms) remains 24/36 properties
BEST_FIRST walk for 4004 steps (8 resets) in 29 ms. (133 steps per ms) remains 24/24 properties
BEST_FIRST walk for 4004 steps (8 resets) in 36 ms. (108 steps per ms) remains 24/24 properties
BEST_FIRST walk for 4004 steps (8 resets) in 30 ms. (129 steps per ms) remains 24/24 properties
BEST_FIRST walk for 4004 steps (8 resets) in 26 ms. (148 steps per ms) remains 24/24 properties
BEST_FIRST walk for 4004 steps (8 resets) in 28 ms. (138 steps per ms) remains 24/24 properties
BEST_FIRST walk for 4004 steps (8 resets) in 24 ms. (160 steps per ms) remains 23/24 properties
BEST_FIRST walk for 4004 steps (8 resets) in 36 ms. (108 steps per ms) remains 23/23 properties
BEST_FIRST walk for 4004 steps (8 resets) in 30 ms. (129 steps per ms) remains 23/23 properties
BEST_FIRST walk for 4004 steps (8 resets) in 15 ms. (250 steps per ms) remains 23/23 properties
BEST_FIRST walk for 4004 steps (8 resets) in 29 ms. (133 steps per ms) remains 23/23 properties
BEST_FIRST walk for 4004 steps (8 resets) in 17 ms. (222 steps per ms) remains 23/23 properties
BEST_FIRST walk for 4004 steps (8 resets) in 20 ms. (190 steps per ms) remains 23/23 properties
BEST_FIRST walk for 4004 steps (8 resets) in 30 ms. (129 steps per ms) remains 23/23 properties
BEST_FIRST walk for 4004 steps (8 resets) in 27 ms. (143 steps per ms) remains 23/23 properties
BEST_FIRST walk for 4004 steps (8 resets) in 13 ms. (286 steps per ms) remains 23/23 properties
BEST_FIRST walk for 4004 steps (8 resets) in 11 ms. (333 steps per ms) remains 23/23 properties
BEST_FIRST walk for 4004 steps (8 resets) in 11 ms. (333 steps per ms) remains 23/23 properties
BEST_FIRST walk for 4004 steps (8 resets) in 13 ms. (286 steps per ms) remains 23/23 properties
BEST_FIRST walk for 4004 steps (8 resets) in 13 ms. (286 steps per ms) remains 23/23 properties
BEST_FIRST walk for 4004 steps (8 resets) in 17 ms. (222 steps per ms) remains 23/23 properties
BEST_FIRST walk for 4004 steps (8 resets) in 11 ms. (333 steps per ms) remains 23/23 properties
BEST_FIRST walk for 4004 steps (8 resets) in 13 ms. (286 steps per ms) remains 23/23 properties
BEST_FIRST walk for 4004 steps (8 resets) in 13 ms. (286 steps per ms) remains 23/23 properties
BEST_FIRST walk for 4004 steps (8 resets) in 13 ms. (286 steps per ms) remains 23/23 properties
[2025-06-02 07:18:17] [INFO ] Flow matrix only has 984 transitions (discarded 1448 similar events)
[2025-06-02 07:18:17] [INFO ] Invariant cache hit.
[2025-06-02 07:18:17] [INFO ] State equation strengthened by 340 read => feed constraints.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/44 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 23 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/44 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 23 unsolved
At refinement iteration 2 (OVERLAPS) 613/657 variables, 15/16 constraints. Problems are: Problem set: 0 solved, 23 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/657 variables, 3/19 constraints. Problems are: Problem set: 0 solved, 23 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/657 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 23 unsolved
At refinement iteration 5 (OVERLAPS) 1/658 variables, 1/20 constraints. Problems are: Problem set: 0 solved, 23 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/658 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 23 unsolved
At refinement iteration 7 (OVERLAPS) 6/664 variables, 5/25 constraints. Problems are: Problem set: 0 solved, 23 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/664 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 23 unsolved
At refinement iteration 9 (OVERLAPS) 984/1648 variables, 664/689 constraints. Problems are: Problem set: 0 solved, 23 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1648 variables, 340/1029 constraints. Problems are: Problem set: 0 solved, 23 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1648 variables, 0/1029 constraints. Problems are: Problem set: 0 solved, 23 unsolved
At refinement iteration 12 (OVERLAPS) 0/1648 variables, 0/1029 constraints. Problems are: Problem set: 0 solved, 23 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1648/1648 variables, and 1029 constraints, problems are : Problem set: 0 solved, 23 unsolved in 3308 ms.
Refiners :[Positive P Invariants (semi-flows): 17/17 constraints, Generalized P Invariants (flows): 8/8 constraints, State Equation: 664/664 constraints, ReadFeed: 340/340 constraints, PredecessorRefiner: 23/23 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 23 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/44 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 23 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/44 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 23 unsolved
At refinement iteration 2 (OVERLAPS) 613/657 variables, 15/16 constraints. Problems are: Problem set: 0 solved, 23 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/657 variables, 3/19 constraints. Problems are: Problem set: 0 solved, 23 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:18:21] [INFO ] Deduced a trap composed of 3 places in 187 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:18:21] [INFO ] Deduced a trap composed of 3 places in 117 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:18:21] [INFO ] Deduced a trap composed of 3 places in 61 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:18:21] [INFO ] Deduced a trap composed of 35 places in 183 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:18:22] [INFO ] Deduced a trap composed of 23 places in 184 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:18:22] [INFO ] Deduced a trap composed of 70 places in 283 ms of which 35 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/657 variables, 6/25 constraints. Problems are: Problem set: 0 solved, 23 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/657 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 23 unsolved
At refinement iteration 6 (OVERLAPS) 1/658 variables, 1/26 constraints. Problems are: Problem set: 0 solved, 23 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/658 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 23 unsolved
At refinement iteration 8 (OVERLAPS) 6/664 variables, 5/31 constraints. Problems are: Problem set: 0 solved, 23 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:18:24] [INFO ] Deduced a trap composed of 3 places in 202 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:18:24] [INFO ] Deduced a trap composed of 3 places in 205 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:18:24] [INFO ] Deduced a trap composed of 29 places in 122 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:18:24] [INFO ] Deduced a trap composed of 41 places in 94 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:18:24] [INFO ] Deduced a trap composed of 32 places in 91 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:18:25] [INFO ] Deduced a trap composed of 44 places in 102 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:18:25] [INFO ] Deduced a trap composed of 20 places in 160 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:18:25] [INFO ] Deduced a trap composed of 26 places in 136 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:18:25] [INFO ] Deduced a trap composed of 29 places in 96 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:18:25] [INFO ] Deduced a trap composed of 3 places in 59 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:18:26] [INFO ] Deduced a trap composed of 17 places in 253 ms of which 24 ms to minimize.
SMT process timed out in 8545ms, After SMT, problems are : Problem set: 0 solved, 23 unsolved
Fused 23 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 44 out of 664 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 664/664 places, 2432/2432 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 6 transitions
Trivial Post-agglo rules discarded 6 transitions
Performed 6 trivial Post agglomeration. Transition count delta: 6
Iterating post reduction 0 with 6 rules applied. Total rules applied 6 place count 664 transition count 2426
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 12 place count 658 transition count 2426
Performed 197 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 197 Pre rules applied. Total rules applied 12 place count 658 transition count 2229
Deduced a syphon composed of 197 places in 2 ms
Reduce places removed 197 places and 0 transitions.
Iterating global reduction 2 with 394 rules applied. Total rules applied 406 place count 461 transition count 2229
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 409 place count 458 transition count 2205
Iterating global reduction 2 with 3 rules applied. Total rules applied 412 place count 458 transition count 2205
Performed 56 Post agglomeration using F-continuation condition.Transition count delta: 56
Deduced a syphon composed of 56 places in 2 ms
Reduce places removed 56 places and 0 transitions.
Iterating global reduction 2 with 112 rules applied. Total rules applied 524 place count 402 transition count 2149
Applied a total of 524 rules in 264 ms. Remains 402 /664 variables (removed 262) and now considering 2149/2432 (removed 283) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 265 ms. Remains : 402/664 places, 2149/2432 transitions.
RANDOM walk for 40000 steps (8 resets) in 680 ms. (58 steps per ms) remains 23/23 properties
BEST_FIRST walk for 4004 steps (8 resets) in 12 ms. (308 steps per ms) remains 23/23 properties
BEST_FIRST walk for 4004 steps (8 resets) in 18 ms. (210 steps per ms) remains 22/23 properties
BEST_FIRST walk for 4004 steps (8 resets) in 17 ms. (222 steps per ms) remains 22/22 properties
BEST_FIRST walk for 4004 steps (8 resets) in 17 ms. (222 steps per ms) remains 22/22 properties
BEST_FIRST walk for 4004 steps (8 resets) in 16 ms. (235 steps per ms) remains 22/22 properties
BEST_FIRST walk for 4004 steps (8 resets) in 11 ms. (333 steps per ms) remains 22/22 properties
BEST_FIRST walk for 4004 steps (8 resets) in 15 ms. (250 steps per ms) remains 22/22 properties
BEST_FIRST walk for 4004 steps (8 resets) in 10 ms. (364 steps per ms) remains 22/22 properties
BEST_FIRST walk for 4004 steps (8 resets) in 13 ms. (286 steps per ms) remains 22/22 properties
BEST_FIRST walk for 4004 steps (8 resets) in 12 ms. (308 steps per ms) remains 22/22 properties
BEST_FIRST walk for 4004 steps (8 resets) in 12 ms. (308 steps per ms) remains 22/22 properties
BEST_FIRST walk for 4004 steps (8 resets) in 13 ms. (286 steps per ms) remains 22/22 properties
BEST_FIRST walk for 4004 steps (8 resets) in 15 ms. (250 steps per ms) remains 22/22 properties
BEST_FIRST walk for 4004 steps (8 resets) in 11 ms. (333 steps per ms) remains 22/22 properties
BEST_FIRST walk for 4004 steps (8 resets) in 10 ms. (364 steps per ms) remains 22/22 properties
BEST_FIRST walk for 4004 steps (8 resets) in 12 ms. (308 steps per ms) remains 22/22 properties
BEST_FIRST walk for 4004 steps (8 resets) in 14 ms. (266 steps per ms) remains 22/22 properties
BEST_FIRST walk for 4004 steps (8 resets) in 11 ms. (333 steps per ms) remains 22/22 properties
BEST_FIRST walk for 4004 steps (8 resets) in 10 ms. (364 steps per ms) remains 22/22 properties
BEST_FIRST walk for 4004 steps (8 resets) in 16 ms. (235 steps per ms) remains 22/22 properties
BEST_FIRST walk for 4004 steps (8 resets) in 11 ms. (333 steps per ms) remains 22/22 properties
BEST_FIRST walk for 4004 steps (8 resets) in 11 ms. (333 steps per ms) remains 22/22 properties
Interrupted probabilistic random walk after 174303 steps, run timeout after 3001 ms. (steps per millisecond=58 ) properties seen :8 out of 22
Probabilistic random walk after 174303 steps, saw 108152 distinct states, run finished after 3006 ms. (steps per millisecond=57 ) properties seen :8
[2025-06-02 07:18:29] [INFO ] Flow matrix only has 701 transitions (discarded 1448 similar events)
// Phase 1: matrix 701 rows 402 cols
[2025-06-02 07:18:29] [INFO ] Computed 25 invariants in 5 ms
[2025-06-02 07:18:29] [INFO ] State equation strengthened by 319 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) 0/33 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/33 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 2 (OVERLAPS) 266/299 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/299 variables, 2/15 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/299 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 5 (OVERLAPS) 81/380 variables, 6/21 constraints. Problems are: Problem set: 0 solved, 14 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:18:30] [INFO ] Deduced a trap composed of 3 places in 138 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:18:30] [INFO ] Deduced a trap composed of 3 places in 113 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:18:30] [INFO ] Deduced a trap composed of 13 places in 97 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:18:30] [INFO ] Deduced a trap composed of 20 places in 114 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:18:30] [INFO ] Deduced a trap composed of 3 places in 88 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:18:30] [INFO ] Deduced a trap composed of 3 places in 46 ms of which 2 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/380 variables, 6/27 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/380 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 8 (OVERLAPS) 22/402 variables, 4/31 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/402 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 10 (OVERLAPS) 701/1103 variables, 402/433 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1103 variables, 319/752 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1103 variables, 0/752 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 13 (OVERLAPS) 0/1103 variables, 0/752 constraints. Problems are: Problem set: 0 solved, 14 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1103/1103 variables, and 752 constraints, problems are : Problem set: 0 solved, 14 unsolved in 2048 ms.
Refiners :[Positive P Invariants (semi-flows): 17/17 constraints, Generalized P Invariants (flows): 8/8 constraints, State Equation: 402/402 constraints, ReadFeed: 319/319 constraints, PredecessorRefiner: 14/14 constraints, Known Traps: 6/6 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 14 unsolved
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/33 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/33 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 2 (OVERLAPS) 266/299 variables, 12/13 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/299 variables, 2/15 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/299 variables, 2/17 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/299 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 6 (OVERLAPS) 81/380 variables, 6/23 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/380 variables, 4/27 constraints. Problems are: Problem set: 0 solved, 14 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:18:32] [INFO ] Deduced a trap composed of 3 places in 66 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:18:32] [INFO ] Deduced a trap composed of 3 places in 82 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:18:32] [INFO ] Deduced a trap composed of 23 places in 70 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:18:32] [INFO ] Deduced a trap composed of 11 places in 177 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:18:32] [INFO ] Deduced a trap composed of 15 places in 157 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:18:32] [INFO ] Deduced a trap composed of 21 places in 177 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:18:32] [INFO ] Deduced a trap composed of 25 places in 74 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:18:33] [INFO ] Deduced a trap composed of 19 places in 74 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:18:33] [INFO ] Deduced a trap composed of 17 places in 70 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:18:33] [INFO ] Deduced a trap composed of 25 places in 76 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:18:33] [INFO ] Deduced a trap composed of 16 places in 94 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:18:33] [INFO ] Deduced a trap composed of 33 places in 73 ms of which 4 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/380 variables, 12/39 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/380 variables, 0/39 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 10 (OVERLAPS) 22/402 variables, 4/43 constraints. Problems are: Problem set: 0 solved, 14 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:18:33] [INFO ] Deduced a trap composed of 3 places in 57 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:18:33] [INFO ] Deduced a trap composed of 19 places in 79 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:18:34] [INFO ] Deduced a trap composed of 18 places in 191 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:18:34] [INFO ] Deduced a trap composed of 23 places in 95 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:18:34] [INFO ] Deduced a trap composed of 31 places in 75 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:18:34] [INFO ] Deduced a trap composed of 27 places in 70 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:18:34] [INFO ] Deduced a trap composed of 21 places in 69 ms of which 4 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/402 variables, 7/50 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/402 variables, 0/50 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 13 (OVERLAPS) 701/1103 variables, 402/452 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1103 variables, 319/771 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1103 variables, 14/785 constraints. Problems are: Problem set: 0 solved, 14 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:18:35] [INFO ] Deduced a trap composed of 20 places in 96 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:18:35] [INFO ] Deduced a trap composed of 3 places in 49 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:18:35] [INFO ] Deduced a trap composed of 31 places in 63 ms of which 4 ms to minimize.
At refinement iteration 16 (INCLUDED_ONLY) 0/1103 variables, 3/788 constraints. Problems are: Problem set: 0 solved, 14 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:18:36] [INFO ] Deduced a trap composed of 23 places in 67 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:18:37] [INFO ] Deduced a trap composed of 25 places in 75 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:18:37] [INFO ] Deduced a trap composed of 35 places in 74 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:18:37] [INFO ] Deduced a trap composed of 29 places in 76 ms of which 3 ms to minimize.
At refinement iteration 17 (INCLUDED_ONLY) 0/1103 variables, 4/792 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1103 variables, 0/792 constraints. Problems are: Problem set: 0 solved, 14 unsolved
At refinement iteration 19 (OVERLAPS) 0/1103 variables, 0/792 constraints. Problems are: Problem set: 0 solved, 14 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1103/1103 variables, and 792 constraints, problems are : Problem set: 0 solved, 14 unsolved in 11144 ms.
Refiners :[Positive P Invariants (semi-flows): 17/17 constraints, Generalized P Invariants (flows): 8/8 constraints, State Equation: 402/402 constraints, ReadFeed: 319/319 constraints, PredecessorRefiner: 14/14 constraints, Known Traps: 32/32 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 13228ms problems are : Problem set: 0 solved, 14 unsolved
Parikh walk visited 1 properties in 14708 ms.
Support contains 31 out of 402 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 402/402 places, 2149/2149 transitions.
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 2 Pre rules applied. Total rules applied 0 place count 402 transition count 2147
Deduced a syphon composed of 2 places in 2 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 400 transition count 2147
Discarding 4 places :
Symmetric choice reduction at 0 with 4 rule applications. Total rules 8 place count 396 transition count 2115
Iterating global reduction 0 with 4 rules applied. Total rules applied 12 place count 396 transition count 2115
Applied a total of 12 rules in 95 ms. Remains 396 /402 variables (removed 6) and now considering 2115/2149 (removed 34) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 95 ms. Remains : 396/402 places, 2115/2149 transitions.
RANDOM walk for 40000 steps (8 resets) in 270 ms. (147 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40004 steps (8 resets) in 66 ms. (597 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40004 steps (8 resets) in 71 ms. (555 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40004 steps (8 resets) in 69 ms. (571 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40004 steps (8 resets) in 61 ms. (645 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40004 steps (8 resets) in 59 ms. (666 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40004 steps (8 resets) in 64 ms. (615 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40004 steps (8 resets) in 105 ms. (377 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40004 steps (8 resets) in 52 ms. (754 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40004 steps (8 resets) in 55 ms. (714 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40004 steps (8 resets) in 46 ms. (851 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40004 steps (8 resets) in 47 ms. (833 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40004 steps (8 resets) in 49 ms. (800 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40004 steps (8 resets) in 53 ms. (740 steps per ms) remains 13/13 properties
Interrupted probabilistic random walk after 167661 steps, run timeout after 3001 ms. (steps per millisecond=55 ) properties seen :0 out of 13
Probabilistic random walk after 167661 steps, saw 102937 distinct states, run finished after 3001 ms. (steps per millisecond=55 ) properties seen :0
[2025-06-02 07:19:01] [INFO ] Flow matrix only has 667 transitions (discarded 1448 similar events)
// Phase 1: matrix 667 rows 396 cols
[2025-06-02 07:19:01] [INFO ] Computed 25 invariants in 12 ms
[2025-06-02 07:19:01] [INFO ] State equation strengthened by 291 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) 0/31 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 1 (OVERLAPS) 265/296 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/296 variables, 2/15 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/296 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 4 (OVERLAPS) 80/376 variables, 6/21 constraints. Problems are: Problem set: 0 solved, 13 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:19:01] [INFO ] Deduced a trap composed of 3 places in 174 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:19:01] [INFO ] Deduced a trap composed of 3 places in 130 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:19:01] [INFO ] Deduced a trap composed of 3 places in 149 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:19:01] [INFO ] Deduced a trap composed of 13 places in 116 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:19:01] [INFO ] Deduced a trap composed of 3 places in 45 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:19:02] [INFO ] Deduced a trap composed of 23 places in 74 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:19:02] [INFO ] Deduced a trap composed of 3 places in 47 ms of which 2 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/376 variables, 7/28 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/376 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 7 (OVERLAPS) 20/396 variables, 4/32 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/396 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 9 (OVERLAPS) 667/1063 variables, 396/428 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1063 variables, 291/719 constraints. Problems are: Problem set: 0 solved, 13 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:19:02] [INFO ] Deduced a trap composed of 11 places in 213 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:19:03] [INFO ] Deduced a trap composed of 3 places in 206 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:19:03] [INFO ] Deduced a trap composed of 18 places in 190 ms of which 16 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/1063 variables, 3/722 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1063 variables, 0/722 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 13 (OVERLAPS) 0/1063 variables, 0/722 constraints. Problems are: Problem set: 0 solved, 13 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1063/1063 variables, and 722 constraints, problems are : Problem set: 0 solved, 13 unsolved in 3078 ms.
Refiners :[Positive P Invariants (semi-flows): 17/17 constraints, Generalized P Invariants (flows): 8/8 constraints, State Equation: 396/396 constraints, ReadFeed: 291/291 constraints, PredecessorRefiner: 13/13 constraints, Known Traps: 10/10 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 13 unsolved
Starting Z3 with timeout 75.0 s and query timeout 7500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/31 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 1 (OVERLAPS) 265/296 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/296 variables, 2/15 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/296 variables, 2/17 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/296 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 5 (OVERLAPS) 80/376 variables, 6/23 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/376 variables, 6/29 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/376 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 8 (OVERLAPS) 20/396 variables, 4/33 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/396 variables, 2/35 constraints. Problems are: Problem set: 0 solved, 13 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:19:04] [INFO ] Deduced a trap composed of 3 places in 55 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:19:04] [INFO ] Deduced a trap composed of 31 places in 76 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:19:04] [INFO ] Deduced a trap composed of 21 places in 105 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:19:04] [INFO ] Deduced a trap composed of 15 places in 99 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:19:04] [INFO ] Deduced a trap composed of 25 places in 70 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:19:05] [INFO ] Deduced a trap composed of 19 places in 73 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:19:05] [INFO ] Deduced a trap composed of 21 places in 76 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:19:05] [INFO ] Deduced a trap composed of 19 places in 195 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:19:05] [INFO ] Deduced a trap composed of 17 places in 68 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:19:05] [INFO ] Deduced a trap composed of 23 places in 100 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:19:05] [INFO ] Deduced a trap composed of 25 places in 74 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:19:05] [INFO ] Deduced a trap composed of 16 places in 95 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:19:05] [INFO ] Deduced a trap composed of 27 places in 94 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:19:05] [INFO ] Deduced a trap composed of 33 places in 76 ms of which 6 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/396 variables, 14/49 constraints. Problems are: Problem set: 0 solved, 13 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:19:06] [INFO ] Deduced a trap composed of 56 places in 200 ms of which 26 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/396 variables, 1/50 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/396 variables, 0/50 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 13 (OVERLAPS) 667/1063 variables, 396/446 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1063 variables, 291/737 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1063 variables, 13/750 constraints. Problems are: Problem set: 0 solved, 13 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:19:07] [INFO ] Deduced a trap composed of 23 places in 71 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:19:07] [INFO ] Deduced a trap composed of 3 places in 47 ms of which 2 ms to minimize.
At refinement iteration 16 (INCLUDED_ONLY) 0/1063 variables, 2/752 constraints. Problems are: Problem set: 0 solved, 13 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:19:08] [INFO ] Deduced a trap composed of 29 places in 76 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:19:08] [INFO ] Deduced a trap composed of 46 places in 214 ms of which 21 ms to minimize.
At refinement iteration 17 (INCLUDED_ONLY) 0/1063 variables, 2/754 constraints. Problems are: Problem set: 0 solved, 13 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:19:09] [INFO ] Deduced a trap composed of 29 places in 69 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:19:09] [INFO ] Deduced a trap composed of 35 places in 69 ms of which 4 ms to minimize.
At refinement iteration 18 (INCLUDED_ONLY) 0/1063 variables, 2/756 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/1063 variables, 0/756 constraints. Problems are: Problem set: 0 solved, 13 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:19:12] [INFO ] Deduced a trap composed of 25 places in 69 ms of which 4 ms to minimize.
At refinement iteration 20 (OVERLAPS) 0/1063 variables, 1/757 constraints. Problems are: Problem set: 0 solved, 13 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:19:13] [INFO ] Deduced a trap composed of 27 places in 74 ms of which 4 ms to minimize.
At refinement iteration 21 (INCLUDED_ONLY) 0/1063 variables, 1/758 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/1063 variables, 0/758 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 23 (OVERLAPS) 0/1063 variables, 0/758 constraints. Problems are: Problem set: 0 solved, 13 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1063/1063 variables, and 758 constraints, problems are : Problem set: 0 solved, 13 unsolved in 13522 ms.
Refiners :[Positive P Invariants (semi-flows): 17/17 constraints, Generalized P Invariants (flows): 8/8 constraints, State Equation: 396/396 constraints, ReadFeed: 291/291 constraints, PredecessorRefiner: 13/13 constraints, Known Traps: 33/33 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 16631ms problems are : Problem set: 0 solved, 13 unsolved
Parikh walk visited 0 properties in 11615 ms.
Support contains 31 out of 396 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 396/396 places, 2115/2115 transitions.
Applied a total of 0 rules in 71 ms. Remains 396 /396 variables (removed 0) and now considering 2115/2115 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 73 ms. Remains : 396/396 places, 2115/2115 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 396/396 places, 2115/2115 transitions.
Applied a total of 0 rules in 63 ms. Remains 396 /396 variables (removed 0) and now considering 2115/2115 (removed 0) transitions.
[2025-06-02 07:19:29] [INFO ] Flow matrix only has 667 transitions (discarded 1448 similar events)
[2025-06-02 07:19:29] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 07:19:29] [INFO ] Implicit Places using invariants in 360 ms returned []
[2025-06-02 07:19:29] [INFO ] Flow matrix only has 667 transitions (discarded 1448 similar events)
[2025-06-02 07:19:29] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 07:19:30] [INFO ] State equation strengthened by 291 read => feed constraints.
[2025-06-02 07:19:31] [INFO ] Implicit Places using invariants and state equation in 1836 ms returned []
Implicit Place search using SMT with State Equation took 2202 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-02 07:19:31] [INFO ] Redundant transitions in 117 ms returned []
Running 2107 sub problems to find dead transitions.
[2025-06-02 07:19:31] [INFO ] Flow matrix only has 667 transitions (discarded 1448 similar events)
[2025-06-02 07:19:31] [INFO ] Invariant cache hit.
[2025-06-02 07:19:31] [INFO ] State equation strengthened by 291 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/396 variables, 17/17 constraints. Problems are: Problem set: 0 solved, 2107 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/396 variables, 8/25 constraints. Problems are: Problem set: 0 solved, 2107 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:19:46] [INFO ] Deduced a trap composed of 15 places in 214 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:19:46] [INFO ] Deduced a trap composed of 17 places in 201 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:19:46] [INFO ] Deduced a trap composed of 23 places in 228 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:19:47] [INFO ] Deduced a trap composed of 25 places in 221 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:19:47] [INFO ] Deduced a trap composed of 27 places in 215 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:19:47] [INFO ] Deduced a trap composed of 35 places in 218 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:19:47] [INFO ] Deduced a trap composed of 3 places in 200 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:19:47] [INFO ] Deduced a trap composed of 19 places in 208 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:19:48] [INFO ] Deduced a trap composed of 21 places in 192 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:19:48] [INFO ] Deduced a trap composed of 27 places in 195 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:19:48] [INFO ] Deduced a trap composed of 29 places in 198 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:19:48] [INFO ] Deduced a trap composed of 31 places in 169 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:19:49] [INFO ] Deduced a trap composed of 23 places in 185 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:19:49] [INFO ] Deduced a trap composed of 33 places in 158 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:19:49] [INFO ] Deduced a trap composed of 25 places in 157 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:19:49] [INFO ] Deduced a trap composed of 27 places in 138 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:19:50] [INFO ] Deduced a trap composed of 3 places in 71 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:19:50] [INFO ] Deduced a trap composed of 3 places in 39 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:19:51] [INFO ] Deduced a trap composed of 3 places in 154 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:19:51] [INFO ] Deduced a trap composed of 61 places in 128 ms of which 13 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/396 variables, 20/45 constraints. Problems are: Problem set: 0 solved, 2107 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:19:51] [INFO ] Deduced a trap composed of 3 places in 57 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:19:51] [INFO ] Deduced a trap composed of 25 places in 138 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:19:52] [INFO ] Deduced a trap composed of 23 places in 144 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:19:52] [INFO ] Deduced a trap composed of 58 places in 135 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:19:52] [INFO ] Deduced a trap composed of 61 places in 151 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:19:53] [INFO ] Deduced a trap composed of 11 places in 162 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:19:54] [INFO ] Deduced a trap composed of 42 places in 156 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:19:54] [INFO ] Deduced a trap composed of 42 places in 179 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:19:54] [INFO ] Deduced a trap composed of 42 places in 177 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:19:54] [INFO ] Deduced a trap composed of 71 places in 174 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:19:54] [INFO ] Deduced a trap composed of 42 places in 167 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:19:55] [INFO ] Deduced a trap composed of 42 places in 168 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:19:55] [INFO ] Deduced a trap composed of 42 places in 172 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:19:55] [INFO ] Deduced a trap composed of 68 places in 177 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:19:56] [INFO ] Deduced a trap composed of 42 places in 184 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:19:56] [INFO ] Deduced a trap composed of 68 places in 183 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:19:57] [INFO ] Deduced a trap composed of 22 places in 162 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:19:57] [INFO ] Deduced a trap composed of 47 places in 145 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:20:00] [INFO ] Deduced a trap composed of 68 places in 183 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:20:00] [INFO ] Deduced a trap composed of 69 places in 184 ms of which 21 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/396 variables, 20/65 constraints. Problems are: Problem set: 0 solved, 2107 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 396/1063 variables, and 65 constraints, problems are : Problem set: 0 solved, 2107 unsolved in 30033 ms.
Refiners :[Positive P Invariants (semi-flows): 17/17 constraints, Generalized P Invariants (flows): 8/8 constraints, State Equation: 0/396 constraints, ReadFeed: 0/291 constraints, PredecessorRefiner: 2107/2107 constraints, Known Traps: 40/40 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2107 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/396 variables, 17/17 constraints. Problems are: Problem set: 0 solved, 2107 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/396 variables, 8/25 constraints. Problems are: Problem set: 0 solved, 2107 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/396 variables, 40/65 constraints. Problems are: Problem set: 0 solved, 2107 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:20:04] [INFO ] Deduced a trap composed of 31 places in 82 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:20:05] [INFO ] Deduced a trap composed of 58 places in 170 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:20:06] [INFO ] Deduced a trap composed of 13 places in 158 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:20:12] [INFO ] Deduced a trap composed of 59 places in 192 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:20:12] [INFO ] Deduced a trap composed of 63 places in 171 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:20:13] [INFO ] Deduced a trap composed of 16 places in 160 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:20:15] [INFO ] Deduced a trap composed of 3 places in 62 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:20:15] [INFO ] Deduced a trap composed of 19 places in 159 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:20:17] [INFO ] Deduced a trap composed of 18 places in 76 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:20:17] [INFO ] Deduced a trap composed of 3 places in 53 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:20:18] [INFO ] Deduced a trap composed of 43 places in 190 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:20:18] [INFO ] Deduced a trap composed of 21 places in 185 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:20:19] [INFO ] Deduced a trap composed of 42 places in 189 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:20:19] [INFO ] Deduced a trap composed of 42 places in 171 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:20:19] [INFO ] Deduced a trap composed of 42 places in 169 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:20:19] [INFO ] Deduced a trap composed of 42 places in 161 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:20:19] [INFO ] Deduced a trap composed of 20 places in 169 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:20:19] [INFO ] Deduced a trap composed of 42 places in 173 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:20:20] [INFO ] Deduced a trap composed of 42 places in 163 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:20:20] [INFO ] Deduced a trap composed of 42 places in 178 ms of which 21 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/396 variables, 20/85 constraints. Problems are: Problem set: 0 solved, 2107 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 396/1063 variables, and 85 constraints, problems are : Problem set: 0 solved, 2107 unsolved in 30031 ms.
Refiners :[Positive P Invariants (semi-flows): 17/17 constraints, Generalized P Invariants (flows): 8/8 constraints, State Equation: 0/396 constraints, ReadFeed: 0/291 constraints, PredecessorRefiner: 0/2107 constraints, Known Traps: 60/60 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60689ms problems are : Problem set: 0 solved, 2107 unsolved
Search for dead transitions found 0 dead transitions in 60696ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 63096 ms. Remains : 396/396 places, 2115/2115 transitions.
FORMULA EisenbergMcGuire-PT-08-LTLFireability-03 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
Computed a total of 0 stabilizing places and 0 stable transitions
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((p0 U (F((!p1 U (p2||G(!p1)))) U X(X(!p3))))))'
Support contains 8 out of 664 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 664/664 places, 2432/2432 transitions.
Discarding 7 places :
Symmetric choice reduction at 0 with 7 rule applications. Total rules 7 place count 657 transition count 2376
Iterating global reduction 0 with 7 rules applied. Total rules applied 14 place count 657 transition count 2376
Applied a total of 14 rules in 31 ms. Remains 657 /664 variables (removed 7) and now considering 2376/2432 (removed 56) transitions.
[2025-06-02 07:20:33] [INFO ] Flow matrix only has 928 transitions (discarded 1448 similar events)
// Phase 1: matrix 928 rows 657 cols
[2025-06-02 07:20:33] [INFO ] Computed 25 invariants in 4 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 07:20:33] [INFO ] Implicit Places using invariants in 817 ms returned []
[2025-06-02 07:20:33] [INFO ] Flow matrix only has 928 transitions (discarded 1448 similar events)
[2025-06-02 07:20:33] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 07:20:34] [INFO ] State equation strengthened by 291 read => feed constraints.
[2025-06-02 07:20:38] [INFO ] Implicit Places using invariants and state equation in 4812 ms returned []
Implicit Place search using SMT with State Equation took 5647 ms to find 0 implicit places.
Running 2368 sub problems to find dead transitions.
[2025-06-02 07:20:38] [INFO ] Flow matrix only has 928 transitions (discarded 1448 similar events)
[2025-06-02 07:20:38] [INFO ] Invariant cache hit.
[2025-06-02 07:20:38] [INFO ] State equation strengthened by 291 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/657 variables, 17/17 constraints. Problems are: Problem set: 0 solved, 2368 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/657 variables, 8/25 constraints. Problems are: Problem set: 0 solved, 2368 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:21:02] [INFO ] Deduced a trap composed of 20 places in 198 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:21:02] [INFO ] Deduced a trap composed of 26 places in 183 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:21:02] [INFO ] Deduced a trap composed of 32 places in 155 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:21:03] [INFO ] Deduced a trap composed of 35 places in 139 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:21:03] [INFO ] Deduced a trap composed of 44 places in 115 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:21:03] [INFO ] Deduced a trap composed of 50 places in 93 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:21:03] [INFO ] Deduced a trap composed of 23 places in 158 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:21:03] [INFO ] Deduced a trap composed of 26 places in 166 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:21:03] [INFO ] Deduced a trap composed of 38 places in 153 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:21:04] [INFO ] Deduced a trap composed of 41 places in 118 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:21:04] [INFO ] Deduced a trap composed of 29 places in 164 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:21:04] [INFO ] Deduced a trap composed of 32 places in 117 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:21:04] [INFO ] Deduced a trap composed of 35 places in 204 ms of which 29 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:21:07] [INFO ] Deduced a trap composed of 52 places in 328 ms of which 49 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:21:07] [INFO ] Deduced a trap composed of 69 places in 306 ms of which 40 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:21:07] [INFO ] Deduced a trap composed of 105 places in 307 ms of which 48 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:21:08] [INFO ] Deduced a trap composed of 105 places in 317 ms of which 43 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:21:08] [INFO ] Deduced a trap composed of 105 places in 290 ms of which 44 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:21:08] [INFO ] Deduced a trap composed of 105 places in 285 ms of which 41 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:21:09] [INFO ] Deduced a trap composed of 96 places in 277 ms of which 53 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/657 variables, 20/45 constraints. Problems are: Problem set: 0 solved, 2368 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 657/1585 variables, and 45 constraints, problems are : Problem set: 0 solved, 2368 unsolved in 30041 ms.
Refiners :[Positive P Invariants (semi-flows): 17/17 constraints, Generalized P Invariants (flows): 8/8 constraints, State Equation: 0/657 constraints, ReadFeed: 0/291 constraints, PredecessorRefiner: 2368/2368 constraints, Known Traps: 20/20 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2368 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/657 variables, 17/17 constraints. Problems are: Problem set: 0 solved, 2368 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/657 variables, 8/25 constraints. Problems are: Problem set: 0 solved, 2368 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/657 variables, 20/45 constraints. Problems are: Problem set: 0 solved, 2368 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:21:12] [INFO ] Deduced a trap composed of 3 places in 150 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:21:12] [INFO ] Deduced a trap composed of 3 places in 111 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:21:12] [INFO ] Deduced a trap composed of 47 places in 288 ms of which 42 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:21:12] [INFO ] Deduced a trap composed of 77 places in 267 ms of which 33 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:21:13] [INFO ] Deduced a trap composed of 77 places in 337 ms of which 58 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:21:13] [INFO ] Deduced a trap composed of 77 places in 286 ms of which 55 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:21:13] [INFO ] Deduced a trap composed of 77 places in 252 ms of which 33 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:21:14] [INFO ] Deduced a trap composed of 77 places in 208 ms of which 29 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:21:14] [INFO ] Deduced a trap composed of 77 places in 237 ms of which 34 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:21:14] [INFO ] Deduced a trap composed of 77 places in 213 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:21:14] [INFO ] Deduced a trap composed of 77 places in 215 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:21:14] [INFO ] Deduced a trap composed of 77 places in 176 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:21:15] [INFO ] Deduced a trap composed of 69 places in 179 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:21:17] [INFO ] Deduced a trap composed of 88 places in 287 ms of which 56 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:21:18] [INFO ] Deduced a trap composed of 26 places in 238 ms of which 28 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:21:18] [INFO ] Deduced a trap composed of 89 places in 254 ms of which 45 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:21:18] [INFO ] Deduced a trap composed of 71 places in 282 ms of which 54 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:21:19] [INFO ] Deduced a trap composed of 105 places in 282 ms of which 53 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:21:19] [INFO ] Deduced a trap composed of 105 places in 243 ms of which 39 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:21:20] [INFO ] Deduced a trap composed of 14 places in 137 ms of which 9 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/657 variables, 20/65 constraints. Problems are: Problem set: 0 solved, 2368 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:21:20] [INFO ] Deduced a trap composed of 3 places in 86 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:21:21] [INFO ] Deduced a trap composed of 3 places in 269 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:21:21] [INFO ] Deduced a trap composed of 105 places in 273 ms of which 42 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:21:21] [INFO ] Deduced a trap composed of 105 places in 249 ms of which 53 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:21:22] [INFO ] Deduced a trap composed of 32 places in 222 ms of which 33 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:21:22] [INFO ] Deduced a trap composed of 17 places in 238 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:21:22] [INFO ] Deduced a trap composed of 29 places in 234 ms of which 32 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:21:22] [INFO ] Deduced a trap composed of 23 places in 155 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:21:22] [INFO ] Deduced a trap composed of 44 places in 100 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:21:25] [INFO ] Deduced a trap composed of 90 places in 321 ms of which 49 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:21:26] [INFO ] Deduced a trap composed of 90 places in 322 ms of which 62 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:21:26] [INFO ] Deduced a trap composed of 20 places in 155 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:21:27] [INFO ] Deduced a trap composed of 105 places in 253 ms of which 39 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:21:27] [INFO ] Deduced a trap composed of 105 places in 295 ms of which 42 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:21:28] [INFO ] Deduced a trap composed of 51 places in 320 ms of which 44 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:21:28] [INFO ] Deduced a trap composed of 93 places in 305 ms of which 57 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:21:29] [INFO ] Deduced a trap composed of 105 places in 356 ms of which 56 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:21:29] [INFO ] Deduced a trap composed of 105 places in 286 ms of which 42 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:21:30] [INFO ] Deduced a trap composed of 94 places in 323 ms of which 46 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:21:30] [INFO ] Deduced a trap composed of 105 places in 271 ms of which 41 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/657 variables, 20/85 constraints. Problems are: Problem set: 0 solved, 2368 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:21:31] [INFO ] Deduced a trap composed of 90 places in 203 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:21:36] [INFO ] Deduced a trap composed of 52 places in 228 ms of which 37 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:21:36] [INFO ] Deduced a trap composed of 51 places in 289 ms of which 43 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:21:36] [INFO ] Deduced a trap composed of 3 places in 77 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:21:36] [INFO ] Deduced a trap composed of 3 places in 110 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:21:37] [INFO ] Deduced a trap composed of 3 places in 57 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:21:39] [INFO ] Deduced a trap composed of 50 places in 315 ms of which 47 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:21:39] [INFO ] Deduced a trap composed of 73 places in 321 ms of which 61 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:21:39] [INFO ] Deduced a trap composed of 86 places in 365 ms of which 63 ms to minimize.
SMT process timed out in 61083ms, After SMT, problems are : Problem set: 0 solved, 2368 unsolved
Search for dead transitions found 0 dead transitions in 61090ms
Starting structural reductions in LTL mode, iteration 1 : 657/664 places, 2376/2432 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 66784 ms. Remains : 657/664 places, 2376/2432 transitions.
Stuttering acceptance computed with spot in 586 ms :[p3, p3, (AND (NOT p2) p3 p1), p3, p3, (AND (NOT p2) p3 p1), (AND (NOT p2) p3 p1), p3, p3, (AND (NOT p2) p1)]
Running random walk in product with property : EisenbergMcGuire-PT-08-LTLFireability-00
Product exploration explored 100000 steps with 25000 reset in 604 ms.
Product exploration explored 100000 steps with 25000 reset in 525 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND p2 (NOT p0) (NOT p3) (NOT p1)), (X p2), (X (NOT (AND (NOT p2) (NOT p0)))), (X (NOT p0)), (X (X p2)), (X (X (NOT (AND (NOT p2) (NOT p0))))), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 7 factoid took 135 ms. Reduced automaton from 10 states, 19 edges and 4 AP (stutter sensitive) to 7 states, 9 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 338 ms :[p3, p3, p3, (AND (NOT p2) p3 p1), (AND (NOT p2) p3 p1), p3, (AND (NOT p2) p1)]
RANDOM walk for 40000 steps (8 resets) in 221 ms. (180 steps per ms) remains 4/6 properties
BEST_FIRST walk for 40004 steps (8 resets) in 102 ms. (388 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 28 ms. (1379 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 46 ms. (851 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 39 ms. (1000 steps per ms) remains 4/4 properties
[2025-06-02 07:21:42] [INFO ] Flow matrix only has 928 transitions (discarded 1448 similar events)
[2025-06-02 07:21:42] [INFO ] Invariant cache hit.
[2025-06-02 07:21:42] [INFO ] State equation strengthened by 291 read => feed constraints.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 292/299 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/299 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 4 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 26/325 variables, 3/9 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/325 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (OVERLAPS) 8/333 variables, 4/13 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/333 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (OVERLAPS) 524/857 variables, 333/346 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/857 variables, 91/437 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/857 variables, 0/437 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 10 (OVERLAPS) 88/945 variables, 40/477 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/945 variables, 22/499 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/945 variables, 0/499 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 13 (OVERLAPS) 276/1221 variables, 8/507 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1221 variables, 0/507 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 15 (OVERLAPS) 8/1229 variables, 4/511 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1229 variables, 0/511 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 17 (OVERLAPS) 356/1585 variables, 284/795 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1585 variables, 178/973 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/1585 variables, 0/973 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 20 (OVERLAPS) 0/1585 variables, 0/973 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1585/1585 variables, and 973 constraints, problems are : Problem set: 0 solved, 4 unsolved in 1367 ms.
Refiners :[Positive P Invariants (semi-flows): 17/17 constraints, Generalized P Invariants (flows): 8/8 constraints, State Equation: 657/657 constraints, ReadFeed: 291/291 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 4 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 292/299 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/299 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (OVERLAPS) 26/325 variables, 3/9 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/325 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (OVERLAPS) 8/333 variables, 4/13 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:21:43] [INFO ] Deduced a trap composed of 3 places in 59 ms of which 3 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/333 variables, 1/14 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/333 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 8 (OVERLAPS) 524/857 variables, 333/347 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/857 variables, 91/438 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:21:44] [INFO ] Deduced a trap composed of 3 places in 63 ms of which 2 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/857 variables, 1/439 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/857 variables, 0/439 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 12 (OVERLAPS) 88/945 variables, 40/479 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/945 variables, 22/501 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:21:44] [INFO ] Deduced a trap composed of 3 places in 55 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:21:44] [INFO ] Deduced a trap composed of 32 places in 99 ms of which 6 ms to minimize.
At refinement iteration 14 (INCLUDED_ONLY) 0/945 variables, 2/503 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/945 variables, 0/503 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 16 (OVERLAPS) 276/1221 variables, 8/511 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:21:45] [INFO ] Deduced a trap composed of 57 places in 335 ms of which 49 ms to minimize.
At refinement iteration 17 (INCLUDED_ONLY) 0/1221 variables, 1/512 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1221 variables, 0/512 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 19 (OVERLAPS) 8/1229 variables, 4/516 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/1229 variables, 4/520 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:21:46] [INFO ] Deduced a trap composed of 3 places in 132 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:21:46] [INFO ] Deduced a trap composed of 3 places in 85 ms of which 3 ms to minimize.
At refinement iteration 21 (INCLUDED_ONLY) 0/1229 variables, 2/522 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/1229 variables, 0/522 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 23 (OVERLAPS) 356/1585 variables, 284/806 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/1585 variables, 178/984 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:21:46] [INFO ] Deduced a trap composed of 3 places in 72 ms of which 3 ms to minimize.
At refinement iteration 25 (INCLUDED_ONLY) 0/1585 variables, 1/985 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/1585 variables, 0/985 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 27 (OVERLAPS) 0/1585 variables, 0/985 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1585/1585 variables, and 985 constraints, problems are : Problem set: 0 solved, 4 unsolved in 4527 ms.
Refiners :[Positive P Invariants (semi-flows): 17/17 constraints, Generalized P Invariants (flows): 8/8 constraints, State Equation: 657/657 constraints, ReadFeed: 291/291 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 8/8 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 5931ms problems are : Problem set: 0 solved, 4 unsolved
Fused 4 Parikh solutions to 2 different solutions.
Parikh walk visited 0 properties in 952 ms.
Support contains 7 out of 657 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 657/657 places, 2376/2376 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 8 transitions
Trivial Post-agglo rules discarded 8 transitions
Performed 8 trivial Post agglomeration. Transition count delta: 8
Iterating post reduction 0 with 8 rules applied. Total rules applied 8 place count 657 transition count 2368
Reduce places removed 8 places and 0 transitions.
Iterating post reduction 1 with 8 rules applied. Total rules applied 16 place count 649 transition count 2368
Performed 199 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 199 Pre rules applied. Total rules applied 16 place count 649 transition count 2169
Deduced a syphon composed of 199 places in 1 ms
Reduce places removed 199 places and 0 transitions.
Iterating global reduction 2 with 398 rules applied. Total rules applied 414 place count 450 transition count 2169
Performed 56 Post agglomeration using F-continuation condition.Transition count delta: 56
Deduced a syphon composed of 56 places in 1 ms
Reduce places removed 56 places and 0 transitions.
Iterating global reduction 2 with 112 rules applied. Total rules applied 526 place count 394 transition count 2113
Applied a total of 526 rules in 119 ms. Remains 394 /657 variables (removed 263) and now considering 2113/2376 (removed 263) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 119 ms. Remains : 394/657 places, 2113/2376 transitions.
RANDOM walk for 40000 steps (8 resets) in 247 ms. (161 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 70 ms. (563 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 41 ms. (952 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 55 ms. (714 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 36 ms. (1081 steps per ms) remains 4/4 properties
Interrupted probabilistic random walk after 356409 steps, run timeout after 3001 ms. (steps per millisecond=118 ) properties seen :1 out of 4
Probabilistic random walk after 356409 steps, saw 199496 distinct states, run finished after 3001 ms. (steps per millisecond=118 ) properties seen :1
[2025-06-02 07:21:52] [INFO ] Flow matrix only has 665 transitions (discarded 1448 similar events)
// Phase 1: matrix 665 rows 394 cols
[2025-06-02 07:21:52] [INFO ] Computed 25 invariants in 3 ms
[2025-06-02 07:21:52] [INFO ] State equation strengthened by 291 read => feed constraints.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 176/183 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/183 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 3 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 11/194 variables, 3/9 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/194 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 8/202 variables, 4/13 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/202 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (OVERLAPS) 393/595 variables, 202/215 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/595 variables, 91/306 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/595 variables, 0/306 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 10 (OVERLAPS) 88/683 variables, 40/346 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/683 variables, 25/371 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/683 variables, 0/371 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 13 (OVERLAPS) 144/827 variables, 8/379 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/827 variables, 0/379 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 15 (OVERLAPS) 8/835 variables, 4/383 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/835 variables, 0/383 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 17 (OVERLAPS) 224/1059 variables, 152/535 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1059 variables, 175/710 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/1059 variables, 0/710 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 20 (OVERLAPS) 0/1059 variables, 0/710 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1059/1059 variables, and 710 constraints, problems are : Problem set: 0 solved, 3 unsolved in 962 ms.
Refiners :[Positive P Invariants (semi-flows): 17/17 constraints, Generalized P Invariants (flows): 8/8 constraints, State Equation: 394/394 constraints, ReadFeed: 291/291 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3 unsolved
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 176/183 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/183 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 11/194 variables, 3/9 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/194 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 8/202 variables, 4/13 constraints. Problems are: Problem set: 0 solved, 3 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:21:53] [INFO ] Deduced a trap composed of 3 places in 50 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:21:53] [INFO ] Deduced a trap composed of 3 places in 62 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:21:53] [INFO ] Deduced a trap composed of 3 places in 34 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:21:53] [INFO ] Deduced a trap composed of 23 places in 77 ms of which 4 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/202 variables, 4/17 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/202 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (OVERLAPS) 393/595 variables, 202/219 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/595 variables, 91/310 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/595 variables, 0/310 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 11 (OVERLAPS) 88/683 variables, 40/350 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/683 variables, 25/375 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/683 variables, 0/375 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 14 (OVERLAPS) 144/827 variables, 8/383 constraints. Problems are: Problem set: 0 solved, 3 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:21:54] [INFO ] Deduced a trap composed of 46 places in 194 ms of which 16 ms to minimize.
At refinement iteration 15 (INCLUDED_ONLY) 0/827 variables, 1/384 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/827 variables, 0/384 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 17 (OVERLAPS) 8/835 variables, 4/388 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/835 variables, 3/391 constraints. Problems are: Problem set: 0 solved, 3 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:21:54] [INFO ] Deduced a trap composed of 3 places in 112 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:21:54] [INFO ] Deduced a trap composed of 3 places in 113 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:21:54] [INFO ] Deduced a trap composed of 3 places in 67 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:21:55] [INFO ] Deduced a trap composed of 3 places in 62 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:21:55] [INFO ] Deduced a trap composed of 17 places in 111 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:21:55] [INFO ] Deduced a trap composed of 19 places in 113 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:21:55] [INFO ] Deduced a trap composed of 31 places in 68 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:21:55] [INFO ] Deduced a trap composed of 3 places in 71 ms of which 2 ms to minimize.
At refinement iteration 19 (INCLUDED_ONLY) 0/835 variables, 8/399 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/835 variables, 0/399 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 21 (OVERLAPS) 224/1059 variables, 152/551 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/1059 variables, 175/726 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/1059 variables, 0/726 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 24 (OVERLAPS) 0/1059 variables, 0/726 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1059/1059 variables, and 726 constraints, problems are : Problem set: 0 solved, 3 unsolved in 2786 ms.
Refiners :[Positive P Invariants (semi-flows): 17/17 constraints, Generalized P Invariants (flows): 8/8 constraints, State Equation: 394/394 constraints, ReadFeed: 291/291 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 13/13 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 3789ms problems are : Problem set: 0 solved, 3 unsolved
Parikh walk visited 0 properties in 474 ms.
Support contains 7 out of 394 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 394/394 places, 2113/2113 transitions.
Applied a total of 0 rules in 62 ms. Remains 394 /394 variables (removed 0) and now considering 2113/2113 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 62 ms. Remains : 394/394 places, 2113/2113 transitions.
RANDOM walk for 40000 steps (8 resets) in 313 ms. (127 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (8 resets) in 65 ms. (606 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (8 resets) in 62 ms. (634 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (8 resets) in 77 ms. (512 steps per ms) remains 3/3 properties
Interrupted probabilistic random walk after 340659 steps, run timeout after 3001 ms. (steps per millisecond=113 ) properties seen :0 out of 3
Probabilistic random walk after 340659 steps, saw 191493 distinct states, run finished after 3001 ms. (steps per millisecond=113 ) properties seen :0
[2025-06-02 07:22:00] [INFO ] Flow matrix only has 665 transitions (discarded 1448 similar events)
[2025-06-02 07:22:00] [INFO ] Invariant cache hit.
[2025-06-02 07:22:00] [INFO ] State equation strengthened by 291 read => feed constraints.
Starting Z3 with timeout 75.0 s and query timeout 7500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 176/183 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/183 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 3 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 11/194 variables, 3/9 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/194 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 8/202 variables, 4/13 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/202 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (OVERLAPS) 393/595 variables, 202/215 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/595 variables, 91/306 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/595 variables, 0/306 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 10 (OVERLAPS) 88/683 variables, 40/346 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/683 variables, 25/371 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/683 variables, 0/371 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 13 (OVERLAPS) 144/827 variables, 8/379 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/827 variables, 0/379 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 15 (OVERLAPS) 8/835 variables, 4/383 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/835 variables, 0/383 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 17 (OVERLAPS) 224/1059 variables, 152/535 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1059 variables, 175/710 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/1059 variables, 0/710 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 20 (OVERLAPS) 0/1059 variables, 0/710 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1059/1059 variables, and 710 constraints, problems are : Problem set: 0 solved, 3 unsolved in 659 ms.
Refiners :[Positive P Invariants (semi-flows): 17/17 constraints, Generalized P Invariants (flows): 8/8 constraints, State Equation: 394/394 constraints, ReadFeed: 291/291 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3 unsolved
Starting Z3 with timeout 75.0 s and query timeout 7500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 176/183 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/183 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 11/194 variables, 3/9 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/194 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 8/202 variables, 4/13 constraints. Problems are: Problem set: 0 solved, 3 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:22:00] [INFO ] Deduced a trap composed of 3 places in 51 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:22:00] [INFO ] Deduced a trap composed of 3 places in 81 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:22:01] [INFO ] Deduced a trap composed of 3 places in 65 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:22:01] [INFO ] Deduced a trap composed of 23 places in 85 ms of which 4 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/202 variables, 4/17 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/202 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (OVERLAPS) 393/595 variables, 202/219 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/595 variables, 91/310 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/595 variables, 0/310 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 11 (OVERLAPS) 88/683 variables, 40/350 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/683 variables, 25/375 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/683 variables, 0/375 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 14 (OVERLAPS) 144/827 variables, 8/383 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/827 variables, 0/383 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 16 (OVERLAPS) 8/835 variables, 4/387 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/835 variables, 3/390 constraints. Problems are: Problem set: 0 solved, 3 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:22:01] [INFO ] Deduced a trap composed of 3 places in 89 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:22:01] [INFO ] Deduced a trap composed of 3 places in 63 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:22:01] [INFO ] Deduced a trap composed of 15 places in 114 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:22:02] [INFO ] Deduced a trap composed of 3 places in 43 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:22:02] [INFO ] Deduced a trap composed of 3 places in 78 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:22:02] [INFO ] Deduced a trap composed of 19 places in 89 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:22:02] [INFO ] Deduced a trap composed of 17 places in 177 ms of which 19 ms to minimize.
At refinement iteration 18 (INCLUDED_ONLY) 0/835 variables, 7/397 constraints. Problems are: Problem set: 0 solved, 3 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:22:02] [INFO ] Deduced a trap composed of 31 places in 196 ms of which 21 ms to minimize.
At refinement iteration 19 (INCLUDED_ONLY) 0/835 variables, 1/398 constraints. Problems are: Problem set: 0 solved, 3 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:22:03] [INFO ] Deduced a trap composed of 68 places in 190 ms of which 19 ms to minimize.
At refinement iteration 20 (INCLUDED_ONLY) 0/835 variables, 1/399 constraints. Problems are: Problem set: 0 solved, 3 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:22:03] [INFO ] Deduced a trap composed of 25 places in 208 ms of which 23 ms to minimize.
At refinement iteration 21 (INCLUDED_ONLY) 0/835 variables, 1/400 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/835 variables, 0/400 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 23 (OVERLAPS) 224/1059 variables, 152/552 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/1059 variables, 175/727 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/1059 variables, 0/727 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 26 (OVERLAPS) 0/1059 variables, 0/727 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1059/1059 variables, and 727 constraints, problems are : Problem set: 0 solved, 3 unsolved in 3364 ms.
Refiners :[Positive P Invariants (semi-flows): 17/17 constraints, Generalized P Invariants (flows): 8/8 constraints, State Equation: 394/394 constraints, ReadFeed: 291/291 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 14/14 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 4050ms problems are : Problem set: 0 solved, 3 unsolved
Fused 3 Parikh solutions to 2 different solutions.
Parikh walk visited 0 properties in 233 ms.
Support contains 7 out of 394 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 394/394 places, 2113/2113 transitions.
Applied a total of 0 rules in 56 ms. Remains 394 /394 variables (removed 0) and now considering 2113/2113 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 56 ms. Remains : 394/394 places, 2113/2113 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 394/394 places, 2113/2113 transitions.
Applied a total of 0 rules in 56 ms. Remains 394 /394 variables (removed 0) and now considering 2113/2113 (removed 0) transitions.
[2025-06-02 07:22:04] [INFO ] Flow matrix only has 665 transitions (discarded 1448 similar events)
[2025-06-02 07:22:04] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 07:22:04] [INFO ] Implicit Places using invariants in 531 ms returned []
[2025-06-02 07:22:04] [INFO ] Flow matrix only has 665 transitions (discarded 1448 similar events)
[2025-06-02 07:22:05] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 07:22:05] [INFO ] State equation strengthened by 291 read => feed constraints.
[2025-06-02 07:22:06] [INFO ] Implicit Places using invariants and state equation in 1848 ms returned []
Implicit Place search using SMT with State Equation took 2396 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-02 07:22:06] [INFO ] Redundant transitions in 125 ms returned []
Running 2105 sub problems to find dead transitions.
[2025-06-02 07:22:07] [INFO ] Flow matrix only has 665 transitions (discarded 1448 similar events)
[2025-06-02 07:22:07] [INFO ] Invariant cache hit.
[2025-06-02 07:22:07] [INFO ] State equation strengthened by 291 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/394 variables, 17/17 constraints. Problems are: Problem set: 0 solved, 2105 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/394 variables, 8/25 constraints. Problems are: Problem set: 0 solved, 2105 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:22:21] [INFO ] Deduced a trap composed of 3 places in 202 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:22:21] [INFO ] Deduced a trap composed of 3 places in 116 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:22:21] [INFO ] Deduced a trap composed of 3 places in 97 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:22:21] [INFO ] Deduced a trap composed of 3 places in 85 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:22:21] [INFO ] Deduced a trap composed of 3 places in 71 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:22:22] [INFO ] Deduced a trap composed of 3 places in 36 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:22:22] [INFO ] Deduced a trap composed of 43 places in 119 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:22:22] [INFO ] Deduced a trap composed of 67 places in 135 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:22:23] [INFO ] Deduced a trap composed of 42 places in 142 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:22:23] [INFO ] Deduced a trap composed of 42 places in 151 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:22:23] [INFO ] Deduced a trap composed of 42 places in 148 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:22:24] [INFO ] Deduced a trap composed of 43 places in 149 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:22:24] [INFO ] Deduced a trap composed of 42 places in 148 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:22:24] [INFO ] Deduced a trap composed of 42 places in 169 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:22:24] [INFO ] Deduced a trap composed of 68 places in 154 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:22:25] [INFO ] Deduced a trap composed of 68 places in 155 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:22:25] [INFO ] Deduced a trap composed of 27 places in 77 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:22:25] [INFO ] Deduced a trap composed of 15 places in 157 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:22:25] [INFO ] Deduced a trap composed of 11 places in 91 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:22:26] [INFO ] Deduced a trap composed of 62 places in 173 ms of which 22 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/394 variables, 20/45 constraints. Problems are: Problem set: 0 solved, 2105 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:22:29] [INFO ] Deduced a trap composed of 42 places in 146 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:22:30] [INFO ] Deduced a trap composed of 62 places in 142 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:22:30] [INFO ] Deduced a trap composed of 3 places in 45 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:22:32] [INFO ] Deduced a trap composed of 61 places in 144 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:22:32] [INFO ] Deduced a trap composed of 13 places in 65 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:22:32] [INFO ] Deduced a trap composed of 15 places in 73 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:22:33] [INFO ] Deduced a trap composed of 47 places in 166 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:22:33] [INFO ] Deduced a trap composed of 47 places in 144 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:22:34] [INFO ] Deduced a trap composed of 46 places in 142 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:22:35] [INFO ] Deduced a trap composed of 55 places in 174 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:22:35] [INFO ] Deduced a trap composed of 53 places in 170 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:22:35] [INFO ] Deduced a trap composed of 61 places in 165 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:22:35] [INFO ] Deduced a trap composed of 59 places in 148 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:22:35] [INFO ] Deduced a trap composed of 49 places in 212 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:22:36] [INFO ] Deduced a trap composed of 25 places in 191 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:22:36] [INFO ] Deduced a trap composed of 51 places in 197 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:22:36] [INFO ] Deduced a trap composed of 51 places in 179 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:22:36] [INFO ] Deduced a trap composed of 3 places in 51 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:22:37] [INFO ] Deduced a trap composed of 17 places in 163 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:22:37] [INFO ] Deduced a trap composed of 19 places in 165 ms of which 15 ms to minimize.
SMT process timed out in 30883ms, After SMT, problems are : Problem set: 0 solved, 2105 unsolved
Search for dead transitions found 0 dead transitions in 30888ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 33485 ms. Remains : 394/394 places, 2113/2113 transitions.
Attempting over-approximation, by ignoring read arcs.
Graph (trivial) has 1933 edges and 394 vertex of which 63 / 394 are part of one of the 8 SCC in 3 ms
Free SCC test removed 55 places
Drop transitions (Empty/Sink Transition effects.) removed 209 transitions
Ensure Unique test removed 1410 transitions
Reduce isomorphic transitions removed 1619 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 78 transitions
Trivial Post-agglo rules discarded 78 transitions
Performed 78 trivial Post agglomeration. Transition count delta: 78
Iterating post reduction 0 with 78 rules applied. Total rules applied 79 place count 339 transition count 416
Reduce places removed 78 places and 0 transitions.
Iterating post reduction 1 with 78 rules applied. Total rules applied 157 place count 261 transition count 416
Performed 15 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 15 Pre rules applied. Total rules applied 157 place count 261 transition count 401
Deduced a syphon composed of 15 places in 0 ms
Ensure Unique test removed 6 places
Reduce places removed 21 places and 0 transitions.
Iterating global reduction 2 with 36 rules applied. Total rules applied 193 place count 240 transition count 401
Performed 111 Post agglomeration using F-continuation condition.Transition count delta: 111
Deduced a syphon composed of 111 places in 1 ms
Reduce places removed 111 places and 0 transitions.
Iterating global reduction 2 with 222 rules applied. Total rules applied 415 place count 129 transition count 290
Ensure Unique test removed 54 transitions
Reduce isomorphic transitions removed 54 transitions.
Iterating post reduction 2 with 54 rules applied. Total rules applied 469 place count 129 transition count 236
Performed 5 Post agglomeration using F-continuation condition.Transition count delta: -1
Deduced a syphon composed of 5 places in 0 ms
Reduce places removed 5 places and 0 transitions.
Iterating global reduction 3 with 10 rules applied. Total rules applied 479 place count 124 transition count 237
Drop transitions (Empty/Sink Transition effects.) removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 3 with 4 rules applied. Total rules applied 483 place count 124 transition count 233
Drop transitions (Redundant composition of simpler transitions.) removed 7 transitions
Redundant transition composition rules discarded 7 transitions
Iterating global reduction 4 with 7 rules applied. Total rules applied 490 place count 124 transition count 226
Free-agglomeration rule applied 58 times.
Iterating global reduction 4 with 58 rules applied. Total rules applied 548 place count 124 transition count 168
Reduce places removed 58 places and 0 transitions.
Iterating post reduction 4 with 58 rules applied. Total rules applied 606 place count 66 transition count 168
Partial Free-agglomeration rule applied 8 times.
Drop transitions (Partial Free agglomeration) removed 8 transitions
Iterating global reduction 5 with 8 rules applied. Total rules applied 614 place count 66 transition count 168
Applied a total of 614 rules in 43 ms. Remains 66 /394 variables (removed 328) and now considering 168/2113 (removed 1945) transitions.
Running SMT prover for 3 properties.
// Phase 1: matrix 168 rows 66 cols
[2025-06-02 07:22:37] [INFO ] Computed 19 invariants in 1 ms
Starting Z3 with timeout 450.0 s and query timeout 45000.0 ms
[2025-06-02 07:22:37] [INFO ] [Real]Absence check using 17 positive place invariants in 3 ms returned sat
[2025-06-02 07:22:37] [INFO ] [Real]Absence check using 17 positive and 2 generalized place invariants in 0 ms returned sat
[2025-06-02 07:22:38] [INFO ] After 82ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:3
Starting Z3 with timeout 450.0 s and query timeout 45000.0 ms
[2025-06-02 07:22:38] [INFO ] [Nat]Absence check using 17 positive place invariants in 2 ms returned sat
[2025-06-02 07:22:38] [INFO ] [Nat]Absence check using 17 positive and 2 generalized place invariants in 0 ms returned sat
[2025-06-02 07:22:38] [INFO ] After 50ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :3
[2025-06-02 07:22:38] [INFO ] State equation strengthened by 4 read => feed constraints.
[2025-06-02 07:22:38] [INFO ] After 24ms SMT Verify possible using 4 Read/Feed constraints in natural domain returned unsat :0 sat :3
TRAPS : Iteration 0
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:22:38] [INFO ] Deduced a trap composed of 2 places in 32 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:22:38] [INFO ] Deduced a trap composed of 2 places in 23 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:22:38] [INFO ] Deduced a trap composed of 2 places in 25 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:22:38] [INFO ] Deduced a trap composed of 2 places in 19 ms of which 1 ms to minimize.
[2025-06-02 07:22:38] [INFO ] Trap strengthening (SAT) tested/added 5/4 trap constraints in 147 ms
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:22:38] [INFO ] Deduced a trap composed of 3 places in 24 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:22:38] [INFO ] Deduced a trap composed of 3 places in 21 ms of which 1 ms to minimize.
[2025-06-02 07:22:38] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 69 ms
TRAPS : Iteration 1
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:22:38] [INFO ] Deduced a trap composed of 3 places in 22 ms of which 2 ms to minimize.
[2025-06-02 07:22:38] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 38 ms
TRAPS : Iteration 2
[2025-06-02 07:22:38] [INFO ] After 381ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :3
[2025-06-02 07:22:38] [INFO ] After 497ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :3
Over-approximation ignoring read arcs solved 0 properties in 638 ms.
Knowledge obtained : [(AND p2 (NOT p0) (NOT p3) (NOT p1)), (X p2), (X (NOT (AND (NOT p2) (NOT p0)))), (X (NOT p0)), (X (X p2)), (X (X (NOT (AND (NOT p2) (NOT p0))))), (X (X (NOT p0)))]
False Knowledge obtained : [(F (NOT (OR p1 p2))), (F (NOT p2)), (F p3)]
Knowledge based reduction with 7 factoid took 161 ms. Reduced automaton from 7 states, 9 edges and 3 AP (stutter sensitive) to 7 states, 9 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 318 ms :[p3, p3, p3, (AND (NOT p2) p3 p1), (AND (NOT p2) p3 p1), p3, (AND (NOT p2) p1)]
Stuttering acceptance computed with spot in 300 ms :[p3, p3, p3, (AND (NOT p2) p3 p1), (AND (NOT p2) p3 p1), p3, (AND (NOT p2) p1)]
Support contains 7 out of 657 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in LTL mode, iteration 0 : 657/657 places, 2376/2376 transitions.
Applied a total of 0 rules in 17 ms. Remains 657 /657 variables (removed 0) and now considering 2376/2376 (removed 0) transitions.
[2025-06-02 07:22:39] [INFO ] Flow matrix only has 928 transitions (discarded 1448 similar events)
// Phase 1: matrix 928 rows 657 cols
[2025-06-02 07:22:39] [INFO ] Computed 25 invariants in 7 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 07:22:40] [INFO ] Implicit Places using invariants in 712 ms returned []
[2025-06-02 07:22:40] [INFO ] Flow matrix only has 928 transitions (discarded 1448 similar events)
[2025-06-02 07:22:40] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 07:22:40] [INFO ] State equation strengthened by 291 read => feed constraints.
[2025-06-02 07:22:44] [INFO ] Implicit Places using invariants and state equation in 4843 ms returned []
Implicit Place search using SMT with State Equation took 5569 ms to find 0 implicit places.
Running 2368 sub problems to find dead transitions.
[2025-06-02 07:22:44] [INFO ] Flow matrix only has 928 transitions (discarded 1448 similar events)
[2025-06-02 07:22:44] [INFO ] Invariant cache hit.
[2025-06-02 07:22:44] [INFO ] State equation strengthened by 291 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/657 variables, 17/17 constraints. Problems are: Problem set: 0 solved, 2368 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/657 variables, 8/25 constraints. Problems are: Problem set: 0 solved, 2368 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:23:08] [INFO ] Deduced a trap composed of 20 places in 205 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:23:09] [INFO ] Deduced a trap composed of 26 places in 188 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:23:09] [INFO ] Deduced a trap composed of 32 places in 149 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:23:09] [INFO ] Deduced a trap composed of 35 places in 127 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:23:09] [INFO ] Deduced a trap composed of 44 places in 103 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:23:09] [INFO ] Deduced a trap composed of 50 places in 80 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:23:09] [INFO ] Deduced a trap composed of 23 places in 153 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:23:09] [INFO ] Deduced a trap composed of 26 places in 154 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:23:10] [INFO ] Deduced a trap composed of 38 places in 140 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:23:10] [INFO ] Deduced a trap composed of 41 places in 112 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:23:10] [INFO ] Deduced a trap composed of 29 places in 132 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:23:10] [INFO ] Deduced a trap composed of 32 places in 99 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:23:10] [INFO ] Deduced a trap composed of 35 places in 191 ms of which 29 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:23:13] [INFO ] Deduced a trap composed of 52 places in 320 ms of which 48 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:23:13] [INFO ] Deduced a trap composed of 69 places in 295 ms of which 40 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:23:14] [INFO ] Deduced a trap composed of 105 places in 304 ms of which 48 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:23:14] [INFO ] Deduced a trap composed of 105 places in 272 ms of which 43 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:23:14] [INFO ] Deduced a trap composed of 105 places in 260 ms of which 43 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:23:14] [INFO ] Deduced a trap composed of 105 places in 237 ms of which 41 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:23:15] [INFO ] Deduced a trap composed of 96 places in 280 ms of which 54 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/657 variables, 20/45 constraints. Problems are: Problem set: 0 solved, 2368 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 657/1585 variables, and 45 constraints, problems are : Problem set: 0 solved, 2368 unsolved in 30034 ms.
Refiners :[Positive P Invariants (semi-flows): 17/17 constraints, Generalized P Invariants (flows): 8/8 constraints, State Equation: 0/657 constraints, ReadFeed: 0/291 constraints, PredecessorRefiner: 2368/2368 constraints, Known Traps: 20/20 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2368 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/657 variables, 17/17 constraints. Problems are: Problem set: 0 solved, 2368 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/657 variables, 8/25 constraints. Problems are: Problem set: 0 solved, 2368 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/657 variables, 20/45 constraints. Problems are: Problem set: 0 solved, 2368 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:23:18] [INFO ] Deduced a trap composed of 3 places in 150 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:23:18] [INFO ] Deduced a trap composed of 3 places in 113 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:23:18] [INFO ] Deduced a trap composed of 47 places in 288 ms of which 41 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:23:18] [INFO ] Deduced a trap composed of 77 places in 269 ms of which 33 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:23:19] [INFO ] Deduced a trap composed of 77 places in 329 ms of which 57 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:23:19] [INFO ] Deduced a trap composed of 77 places in 293 ms of which 55 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:23:19] [INFO ] Deduced a trap composed of 77 places in 254 ms of which 32 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:23:20] [INFO ] Deduced a trap composed of 77 places in 223 ms of which 28 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:23:20] [INFO ] Deduced a trap composed of 77 places in 231 ms of which 32 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:23:20] [INFO ] Deduced a trap composed of 77 places in 198 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:23:20] [INFO ] Deduced a trap composed of 77 places in 222 ms of which 28 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:23:21] [INFO ] Deduced a trap composed of 77 places in 193 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:23:21] [INFO ] Deduced a trap composed of 69 places in 202 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:23:24] [INFO ] Deduced a trap composed of 88 places in 296 ms of which 57 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:23:24] [INFO ] Deduced a trap composed of 26 places in 222 ms of which 29 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:23:24] [INFO ] Deduced a trap composed of 89 places in 253 ms of which 46 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:23:25] [INFO ] Deduced a trap composed of 71 places in 287 ms of which 53 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:23:25] [INFO ] Deduced a trap composed of 105 places in 267 ms of which 52 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:23:25] [INFO ] Deduced a trap composed of 105 places in 246 ms of which 39 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:23:26] [INFO ] Deduced a trap composed of 14 places in 148 ms of which 10 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/657 variables, 20/65 constraints. Problems are: Problem set: 0 solved, 2368 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:23:27] [INFO ] Deduced a trap composed of 3 places in 95 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:23:27] [INFO ] Deduced a trap composed of 3 places in 276 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:23:27] [INFO ] Deduced a trap composed of 105 places in 327 ms of which 42 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:23:28] [INFO ] Deduced a trap composed of 105 places in 309 ms of which 53 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:23:28] [INFO ] Deduced a trap composed of 32 places in 249 ms of which 32 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:23:28] [INFO ] Deduced a trap composed of 17 places in 235 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:23:28] [INFO ] Deduced a trap composed of 29 places in 235 ms of which 30 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:23:29] [INFO ] Deduced a trap composed of 23 places in 154 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:23:29] [INFO ] Deduced a trap composed of 44 places in 122 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:23:31] [INFO ] Deduced a trap composed of 90 places in 348 ms of which 48 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:23:32] [INFO ] Deduced a trap composed of 90 places in 339 ms of which 61 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:23:32] [INFO ] Deduced a trap composed of 20 places in 168 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:23:33] [INFO ] Deduced a trap composed of 105 places in 288 ms of which 39 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:23:34] [INFO ] Deduced a trap composed of 105 places in 325 ms of which 53 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:23:34] [INFO ] Deduced a trap composed of 51 places in 302 ms of which 44 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:23:34] [INFO ] Deduced a trap composed of 93 places in 306 ms of which 57 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:23:35] [INFO ] Deduced a trap composed of 105 places in 286 ms of which 56 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:23:35] [INFO ] Deduced a trap composed of 105 places in 285 ms of which 42 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:23:36] [INFO ] Deduced a trap composed of 94 places in 267 ms of which 45 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:23:36] [INFO ] Deduced a trap composed of 105 places in 277 ms of which 41 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/657 variables, 20/85 constraints. Problems are: Problem set: 0 solved, 2368 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:23:37] [INFO ] Deduced a trap composed of 90 places in 202 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:23:42] [INFO ] Deduced a trap composed of 52 places in 258 ms of which 37 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:23:42] [INFO ] Deduced a trap composed of 51 places in 278 ms of which 44 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:23:42] [INFO ] Deduced a trap composed of 3 places in 78 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:23:42] [INFO ] Deduced a trap composed of 3 places in 112 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:23:43] [INFO ] Deduced a trap composed of 3 places in 75 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:23:45] [INFO ] Deduced a trap composed of 50 places in 357 ms of which 48 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:23:45] [INFO ] Deduced a trap composed of 73 places in 343 ms of which 61 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:23:45] [INFO ] Deduced a trap composed of 86 places in 338 ms of which 68 ms to minimize.
SMT process timed out in 60872ms, After SMT, problems are : Problem set: 0 solved, 2368 unsolved
Search for dead transitions found 0 dead transitions in 60876ms
Finished structural reductions in LTL mode , in 1 iterations and 66468 ms. Remains : 657/657 places, 2376/2376 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND p2 (NOT p3) (NOT p1))]
False Knowledge obtained : []
Knowledge based reduction with 1 factoid took 74 ms. Reduced automaton from 7 states, 9 edges and 3 AP (stutter sensitive) to 7 states, 9 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 227 ms :[p3, p3, p3, (AND (NOT p2) p3 p1), (AND (NOT p2) p3 p1), p3, (AND (NOT p2) p1)]
RANDOM walk for 40000 steps (8 resets) in 189 ms. (210 steps per ms) remains 4/6 properties
BEST_FIRST walk for 40004 steps (8 resets) in 41 ms. (952 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 54 ms. (727 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 44 ms. (888 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 34 ms. (1142 steps per ms) remains 4/4 properties
[2025-06-02 07:23:46] [INFO ] Flow matrix only has 928 transitions (discarded 1448 similar events)
[2025-06-02 07:23:46] [INFO ] Invariant cache hit.
[2025-06-02 07:23:46] [INFO ] State equation strengthened by 291 read => feed constraints.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 292/299 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/299 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 4 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 26/325 variables, 3/9 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/325 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (OVERLAPS) 8/333 variables, 4/13 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/333 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (OVERLAPS) 524/857 variables, 333/346 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/857 variables, 91/437 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/857 variables, 0/437 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 10 (OVERLAPS) 88/945 variables, 40/477 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/945 variables, 22/499 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/945 variables, 0/499 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 13 (OVERLAPS) 276/1221 variables, 8/507 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1221 variables, 0/507 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 15 (OVERLAPS) 8/1229 variables, 4/511 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1229 variables, 0/511 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 17 (OVERLAPS) 356/1585 variables, 284/795 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1585 variables, 178/973 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/1585 variables, 0/973 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 20 (OVERLAPS) 0/1585 variables, 0/973 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1585/1585 variables, and 973 constraints, problems are : Problem set: 0 solved, 4 unsolved in 1231 ms.
Refiners :[Positive P Invariants (semi-flows): 17/17 constraints, Generalized P Invariants (flows): 8/8 constraints, State Equation: 657/657 constraints, ReadFeed: 291/291 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 4 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 292/299 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/299 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (OVERLAPS) 26/325 variables, 3/9 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/325 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (OVERLAPS) 8/333 variables, 4/13 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:23:47] [INFO ] Deduced a trap composed of 3 places in 69 ms of which 3 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/333 variables, 1/14 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/333 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 8 (OVERLAPS) 524/857 variables, 333/347 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/857 variables, 91/438 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:23:48] [INFO ] Deduced a trap composed of 3 places in 57 ms of which 2 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/857 variables, 1/439 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/857 variables, 0/439 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 12 (OVERLAPS) 88/945 variables, 40/479 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/945 variables, 22/501 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:23:48] [INFO ] Deduced a trap composed of 3 places in 55 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:23:48] [INFO ] Deduced a trap composed of 32 places in 85 ms of which 6 ms to minimize.
At refinement iteration 14 (INCLUDED_ONLY) 0/945 variables, 2/503 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/945 variables, 0/503 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 16 (OVERLAPS) 276/1221 variables, 8/511 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:23:49] [INFO ] Deduced a trap composed of 57 places in 336 ms of which 49 ms to minimize.
At refinement iteration 17 (INCLUDED_ONLY) 0/1221 variables, 1/512 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1221 variables, 0/512 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 19 (OVERLAPS) 8/1229 variables, 4/516 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/1229 variables, 4/520 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:23:49] [INFO ] Deduced a trap composed of 3 places in 118 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:23:50] [INFO ] Deduced a trap composed of 3 places in 95 ms of which 3 ms to minimize.
At refinement iteration 21 (INCLUDED_ONLY) 0/1229 variables, 2/522 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/1229 variables, 0/522 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 23 (OVERLAPS) 356/1585 variables, 284/806 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/1585 variables, 178/984 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:23:50] [INFO ] Deduced a trap composed of 3 places in 80 ms of which 2 ms to minimize.
At refinement iteration 25 (INCLUDED_ONLY) 0/1585 variables, 1/985 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/1585 variables, 0/985 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 27 (OVERLAPS) 0/1585 variables, 0/985 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1585/1585 variables, and 985 constraints, problems are : Problem set: 0 solved, 4 unsolved in 4529 ms.
Refiners :[Positive P Invariants (semi-flows): 17/17 constraints, Generalized P Invariants (flows): 8/8 constraints, State Equation: 657/657 constraints, ReadFeed: 291/291 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 8/8 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 5790ms problems are : Problem set: 0 solved, 4 unsolved
Fused 4 Parikh solutions to 2 different solutions.
Parikh walk visited 0 properties in 679 ms.
Support contains 7 out of 657 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 657/657 places, 2376/2376 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 8 transitions
Trivial Post-agglo rules discarded 8 transitions
Performed 8 trivial Post agglomeration. Transition count delta: 8
Iterating post reduction 0 with 8 rules applied. Total rules applied 8 place count 657 transition count 2368
Reduce places removed 8 places and 0 transitions.
Iterating post reduction 1 with 8 rules applied. Total rules applied 16 place count 649 transition count 2368
Performed 199 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 199 Pre rules applied. Total rules applied 16 place count 649 transition count 2169
Deduced a syphon composed of 199 places in 2 ms
Reduce places removed 199 places and 0 transitions.
Iterating global reduction 2 with 398 rules applied. Total rules applied 414 place count 450 transition count 2169
Performed 56 Post agglomeration using F-continuation condition.Transition count delta: 56
Deduced a syphon composed of 56 places in 2 ms
Reduce places removed 56 places and 0 transitions.
Iterating global reduction 2 with 112 rules applied. Total rules applied 526 place count 394 transition count 2113
Applied a total of 526 rules in 99 ms. Remains 394 /657 variables (removed 263) and now considering 2113/2376 (removed 263) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 99 ms. Remains : 394/657 places, 2113/2376 transitions.
RANDOM walk for 40000 steps (8 resets) in 277 ms. (143 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 49 ms. (800 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 57 ms. (689 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 73 ms. (540 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 30 ms. (1290 steps per ms) remains 4/4 properties
Interrupted probabilistic random walk after 334305 steps, run timeout after 3001 ms. (steps per millisecond=111 ) properties seen :1 out of 4
Probabilistic random walk after 334305 steps, saw 188023 distinct states, run finished after 3001 ms. (steps per millisecond=111 ) properties seen :1
[2025-06-02 07:23:56] [INFO ] Flow matrix only has 665 transitions (discarded 1448 similar events)
// Phase 1: matrix 665 rows 394 cols
[2025-06-02 07:23:56] [INFO ] Computed 25 invariants in 2 ms
[2025-06-02 07:23:56] [INFO ] State equation strengthened by 291 read => feed constraints.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 176/183 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/183 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 3 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 11/194 variables, 3/9 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/194 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 8/202 variables, 4/13 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/202 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (OVERLAPS) 393/595 variables, 202/215 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/595 variables, 91/306 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/595 variables, 0/306 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 10 (OVERLAPS) 88/683 variables, 40/346 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/683 variables, 25/371 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/683 variables, 0/371 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 13 (OVERLAPS) 144/827 variables, 8/379 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/827 variables, 0/379 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 15 (OVERLAPS) 8/835 variables, 4/383 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/835 variables, 0/383 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 17 (OVERLAPS) 224/1059 variables, 152/535 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1059 variables, 175/710 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/1059 variables, 0/710 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 20 (OVERLAPS) 0/1059 variables, 0/710 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1059/1059 variables, and 710 constraints, problems are : Problem set: 0 solved, 3 unsolved in 583 ms.
Refiners :[Positive P Invariants (semi-flows): 17/17 constraints, Generalized P Invariants (flows): 8/8 constraints, State Equation: 394/394 constraints, ReadFeed: 291/291 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3 unsolved
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 176/183 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/183 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 11/194 variables, 3/9 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/194 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 8/202 variables, 4/13 constraints. Problems are: Problem set: 0 solved, 3 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:23:56] [INFO ] Deduced a trap composed of 3 places in 48 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:23:56] [INFO ] Deduced a trap composed of 3 places in 71 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:23:56] [INFO ] Deduced a trap composed of 3 places in 44 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:23:57] [INFO ] Deduced a trap composed of 23 places in 70 ms of which 3 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/202 variables, 4/17 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/202 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (OVERLAPS) 393/595 variables, 202/219 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/595 variables, 91/310 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/595 variables, 0/310 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 11 (OVERLAPS) 88/683 variables, 40/350 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/683 variables, 25/375 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/683 variables, 0/375 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 14 (OVERLAPS) 144/827 variables, 8/383 constraints. Problems are: Problem set: 0 solved, 3 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:23:57] [INFO ] Deduced a trap composed of 46 places in 206 ms of which 15 ms to minimize.
At refinement iteration 15 (INCLUDED_ONLY) 0/827 variables, 1/384 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/827 variables, 0/384 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 17 (OVERLAPS) 8/835 variables, 4/388 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/835 variables, 3/391 constraints. Problems are: Problem set: 0 solved, 3 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:23:58] [INFO ] Deduced a trap composed of 3 places in 93 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:23:58] [INFO ] Deduced a trap composed of 3 places in 125 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:23:58] [INFO ] Deduced a trap composed of 3 places in 73 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:23:58] [INFO ] Deduced a trap composed of 3 places in 63 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:23:58] [INFO ] Deduced a trap composed of 17 places in 152 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:23:58] [INFO ] Deduced a trap composed of 19 places in 116 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:23:58] [INFO ] Deduced a trap composed of 31 places in 74 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:23:58] [INFO ] Deduced a trap composed of 3 places in 58 ms of which 2 ms to minimize.
At refinement iteration 19 (INCLUDED_ONLY) 0/835 variables, 8/399 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/835 variables, 0/399 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 21 (OVERLAPS) 224/1059 variables, 152/551 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/1059 variables, 175/726 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/1059 variables, 0/726 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 24 (OVERLAPS) 0/1059 variables, 0/726 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1059/1059 variables, and 726 constraints, problems are : Problem set: 0 solved, 3 unsolved in 2874 ms.
Refiners :[Positive P Invariants (semi-flows): 17/17 constraints, Generalized P Invariants (flows): 8/8 constraints, State Equation: 394/394 constraints, ReadFeed: 291/291 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 13/13 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 3502ms problems are : Problem set: 0 solved, 3 unsolved
Parikh walk visited 0 properties in 590 ms.
Support contains 7 out of 394 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 394/394 places, 2113/2113 transitions.
Applied a total of 0 rules in 61 ms. Remains 394 /394 variables (removed 0) and now considering 2113/2113 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 76 ms. Remains : 394/394 places, 2113/2113 transitions.
RANDOM walk for 40000 steps (8 resets) in 242 ms. (164 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (8 resets) in 144 ms. (275 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (8 resets) in 79 ms. (500 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (8 resets) in 77 ms. (512 steps per ms) remains 3/3 properties
Interrupted probabilistic random walk after 341091 steps, run timeout after 3001 ms. (steps per millisecond=113 ) properties seen :0 out of 3
Probabilistic random walk after 341091 steps, saw 191770 distinct states, run finished after 3001 ms. (steps per millisecond=113 ) properties seen :0
[2025-06-02 07:24:03] [INFO ] Flow matrix only has 665 transitions (discarded 1448 similar events)
[2025-06-02 07:24:03] [INFO ] Invariant cache hit.
[2025-06-02 07:24:03] [INFO ] State equation strengthened by 291 read => feed constraints.
Starting Z3 with timeout 75.0 s and query timeout 7500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 176/183 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/183 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 3 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 11/194 variables, 3/9 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/194 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 8/202 variables, 4/13 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/202 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (OVERLAPS) 393/595 variables, 202/215 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/595 variables, 91/306 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/595 variables, 0/306 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 10 (OVERLAPS) 88/683 variables, 40/346 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/683 variables, 25/371 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/683 variables, 0/371 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 13 (OVERLAPS) 144/827 variables, 8/379 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/827 variables, 0/379 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 15 (OVERLAPS) 8/835 variables, 4/383 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/835 variables, 0/383 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 17 (OVERLAPS) 224/1059 variables, 152/535 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1059 variables, 175/710 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/1059 variables, 0/710 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 20 (OVERLAPS) 0/1059 variables, 0/710 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1059/1059 variables, and 710 constraints, problems are : Problem set: 0 solved, 3 unsolved in 619 ms.
Refiners :[Positive P Invariants (semi-flows): 17/17 constraints, Generalized P Invariants (flows): 8/8 constraints, State Equation: 394/394 constraints, ReadFeed: 291/291 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3 unsolved
Starting Z3 with timeout 75.0 s and query timeout 7500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 176/183 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/183 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 11/194 variables, 3/9 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/194 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 8/202 variables, 4/13 constraints. Problems are: Problem set: 0 solved, 3 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:24:04] [INFO ] Deduced a trap composed of 3 places in 55 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:24:04] [INFO ] Deduced a trap composed of 3 places in 63 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:24:04] [INFO ] Deduced a trap composed of 3 places in 43 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:24:04] [INFO ] Deduced a trap composed of 23 places in 76 ms of which 4 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/202 variables, 4/17 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/202 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (OVERLAPS) 393/595 variables, 202/219 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/595 variables, 91/310 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/595 variables, 0/310 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 11 (OVERLAPS) 88/683 variables, 40/350 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/683 variables, 25/375 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/683 variables, 0/375 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 14 (OVERLAPS) 144/827 variables, 8/383 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/827 variables, 0/383 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 16 (OVERLAPS) 8/835 variables, 4/387 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/835 variables, 3/390 constraints. Problems are: Problem set: 0 solved, 3 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:24:05] [INFO ] Deduced a trap composed of 3 places in 110 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:24:05] [INFO ] Deduced a trap composed of 3 places in 70 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:24:05] [INFO ] Deduced a trap composed of 15 places in 110 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:24:05] [INFO ] Deduced a trap composed of 3 places in 66 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:24:05] [INFO ] Deduced a trap composed of 3 places in 93 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:24:05] [INFO ] Deduced a trap composed of 19 places in 110 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:24:05] [INFO ] Deduced a trap composed of 17 places in 175 ms of which 17 ms to minimize.
At refinement iteration 18 (INCLUDED_ONLY) 0/835 variables, 7/397 constraints. Problems are: Problem set: 0 solved, 3 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:24:06] [INFO ] Deduced a trap composed of 31 places in 195 ms of which 20 ms to minimize.
At refinement iteration 19 (INCLUDED_ONLY) 0/835 variables, 1/398 constraints. Problems are: Problem set: 0 solved, 3 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:24:06] [INFO ] Deduced a trap composed of 68 places in 198 ms of which 19 ms to minimize.
At refinement iteration 20 (INCLUDED_ONLY) 0/835 variables, 1/399 constraints. Problems are: Problem set: 0 solved, 3 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:24:06] [INFO ] Deduced a trap composed of 25 places in 229 ms of which 23 ms to minimize.
At refinement iteration 21 (INCLUDED_ONLY) 0/835 variables, 1/400 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/835 variables, 0/400 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 23 (OVERLAPS) 224/1059 variables, 152/552 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/1059 variables, 175/727 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/1059 variables, 0/727 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 26 (OVERLAPS) 0/1059 variables, 0/727 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1059/1059 variables, and 727 constraints, problems are : Problem set: 0 solved, 3 unsolved in 3455 ms.
Refiners :[Positive P Invariants (semi-flows): 17/17 constraints, Generalized P Invariants (flows): 8/8 constraints, State Equation: 394/394 constraints, ReadFeed: 291/291 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 14/14 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 4104ms problems are : Problem set: 0 solved, 3 unsolved
Fused 3 Parikh solutions to 2 different solutions.
Parikh walk visited 0 properties in 246 ms.
Support contains 7 out of 394 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 394/394 places, 2113/2113 transitions.
Applied a total of 0 rules in 57 ms. Remains 394 /394 variables (removed 0) and now considering 2113/2113 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 57 ms. Remains : 394/394 places, 2113/2113 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 394/394 places, 2113/2113 transitions.
Applied a total of 0 rules in 72 ms. Remains 394 /394 variables (removed 0) and now considering 2113/2113 (removed 0) transitions.
[2025-06-02 07:24:07] [INFO ] Flow matrix only has 665 transitions (discarded 1448 similar events)
[2025-06-02 07:24:07] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 07:24:08] [INFO ] Implicit Places using invariants in 542 ms returned []
[2025-06-02 07:24:08] [INFO ] Flow matrix only has 665 transitions (discarded 1448 similar events)
[2025-06-02 07:24:08] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 07:24:08] [INFO ] State equation strengthened by 291 read => feed constraints.
[2025-06-02 07:24:10] [INFO ] Implicit Places using invariants and state equation in 1884 ms returned []
Implicit Place search using SMT with State Equation took 2449 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-02 07:24:10] [INFO ] Redundant transitions in 43 ms returned []
Running 2105 sub problems to find dead transitions.
[2025-06-02 07:24:10] [INFO ] Flow matrix only has 665 transitions (discarded 1448 similar events)
[2025-06-02 07:24:10] [INFO ] Invariant cache hit.
[2025-06-02 07:24:10] [INFO ] State equation strengthened by 291 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/394 variables, 17/17 constraints. Problems are: Problem set: 0 solved, 2105 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/394 variables, 8/25 constraints. Problems are: Problem set: 0 solved, 2105 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:24:24] [INFO ] Deduced a trap composed of 3 places in 186 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:24:24] [INFO ] Deduced a trap composed of 3 places in 129 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:24:24] [INFO ] Deduced a trap composed of 3 places in 121 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:24:25] [INFO ] Deduced a trap composed of 3 places in 88 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:24:25] [INFO ] Deduced a trap composed of 3 places in 62 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:24:25] [INFO ] Deduced a trap composed of 3 places in 49 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:24:25] [INFO ] Deduced a trap composed of 43 places in 155 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:24:25] [INFO ] Deduced a trap composed of 67 places in 157 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:24:26] [INFO ] Deduced a trap composed of 42 places in 141 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:24:27] [INFO ] Deduced a trap composed of 42 places in 150 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:24:27] [INFO ] Deduced a trap composed of 42 places in 153 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:24:27] [INFO ] Deduced a trap composed of 43 places in 151 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:24:27] [INFO ] Deduced a trap composed of 42 places in 161 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:24:28] [INFO ] Deduced a trap composed of 42 places in 189 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:24:28] [INFO ] Deduced a trap composed of 68 places in 164 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:24:28] [INFO ] Deduced a trap composed of 68 places in 162 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:24:28] [INFO ] Deduced a trap composed of 27 places in 71 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:24:28] [INFO ] Deduced a trap composed of 15 places in 158 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:24:28] [INFO ] Deduced a trap composed of 11 places in 101 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:24:29] [INFO ] Deduced a trap composed of 62 places in 188 ms of which 23 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/394 variables, 20/45 constraints. Problems are: Problem set: 0 solved, 2105 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:24:32] [INFO ] Deduced a trap composed of 42 places in 133 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:24:33] [INFO ] Deduced a trap composed of 62 places in 129 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:24:33] [INFO ] Deduced a trap composed of 3 places in 36 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:24:35] [INFO ] Deduced a trap composed of 61 places in 150 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:24:35] [INFO ] Deduced a trap composed of 13 places in 68 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:24:36] [INFO ] Deduced a trap composed of 15 places in 78 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:24:37] [INFO ] Deduced a trap composed of 47 places in 170 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:24:37] [INFO ] Deduced a trap composed of 47 places in 151 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:24:37] [INFO ] Deduced a trap composed of 46 places in 146 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:24:38] [INFO ] Deduced a trap composed of 55 places in 172 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:24:38] [INFO ] Deduced a trap composed of 53 places in 172 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:24:38] [INFO ] Deduced a trap composed of 61 places in 168 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:24:38] [INFO ] Deduced a trap composed of 59 places in 150 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:24:39] [INFO ] Deduced a trap composed of 49 places in 201 ms of which 28 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:24:39] [INFO ] Deduced a trap composed of 25 places in 178 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:24:39] [INFO ] Deduced a trap composed of 51 places in 206 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:24:39] [INFO ] Deduced a trap composed of 51 places in 205 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:24:39] [INFO ] Deduced a trap composed of 3 places in 56 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:24:40] [INFO ] Deduced a trap composed of 17 places in 173 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:24:41] [INFO ] Deduced a trap composed of 19 places in 185 ms of which 16 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/394 variables, 20/65 constraints. Problems are: Problem set: 0 solved, 2105 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 394/1059 variables, and 65 constraints, problems are : Problem set: 0 solved, 2105 unsolved in 30044 ms.
Refiners :[Positive P Invariants (semi-flows): 17/17 constraints, Generalized P Invariants (flows): 8/8 constraints, State Equation: 0/394 constraints, ReadFeed: 0/291 constraints, PredecessorRefiner: 2105/2105 constraints, Known Traps: 40/40 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2105 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/394 variables, 17/17 constraints. Problems are: Problem set: 0 solved, 2105 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/394 variables, 8/25 constraints. Problems are: Problem set: 0 solved, 2105 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/394 variables, 40/65 constraints. Problems are: Problem set: 0 solved, 2105 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:24:50] [INFO ] Deduced a trap composed of 58 places in 195 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:24:53] [INFO ] Deduced a trap composed of 19 places in 171 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:24:53] [INFO ] Deduced a trap composed of 46 places in 159 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:24:53] [INFO ] Deduced a trap composed of 61 places in 167 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:24:53] [INFO ] Deduced a trap composed of 57 places in 179 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:24:53] [INFO ] Deduced a trap composed of 57 places in 186 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:24:54] [INFO ] Deduced a trap composed of 58 places in 188 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:24:54] [INFO ] Deduced a trap composed of 23 places in 91 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:24:56] [INFO ] Deduced a trap composed of 21 places in 178 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:24:57] [INFO ] Deduced a trap composed of 25 places in 99 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:24:58] [INFO ] Deduced a trap composed of 27 places in 192 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:24:58] [INFO ] Deduced a trap composed of 62 places in 207 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:24:58] [INFO ] Deduced a trap composed of 69 places in 188 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:24:59] [INFO ] Deduced a trap composed of 31 places in 235 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:24:59] [INFO ] Deduced a trap composed of 59 places in 246 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:24:59] [INFO ] Deduced a trap composed of 59 places in 218 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:24:59] [INFO ] Deduced a trap composed of 59 places in 201 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:25:00] [INFO ] Deduced a trap composed of 71 places in 240 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:25:00] [INFO ] Deduced a trap composed of 59 places in 258 ms of which 32 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:25:01] [INFO ] Deduced a trap composed of 61 places in 222 ms of which 35 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/394 variables, 20/85 constraints. Problems are: Problem set: 0 solved, 2105 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:25:04] [INFO ] Deduced a trap composed of 58 places in 162 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:25:09] [INFO ] Deduced a trap composed of 58 places in 182 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:25:10] [INFO ] Deduced a trap composed of 61 places in 164 ms of which 25 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 394/1059 variables, and 88 constraints, problems are : Problem set: 0 solved, 2105 unsolved in 30037 ms.
Refiners :[Positive P Invariants (semi-flows): 17/17 constraints, Generalized P Invariants (flows): 8/8 constraints, State Equation: 0/394 constraints, ReadFeed: 0/291 constraints, PredecessorRefiner: 0/2105 constraints, Known Traps: 63/63 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60687ms problems are : Problem set: 0 solved, 2105 unsolved
Search for dead transitions found 0 dead transitions in 60690ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 63269 ms. Remains : 394/394 places, 2113/2113 transitions.
Attempting over-approximation, by ignoring read arcs.
Graph (trivial) has 1933 edges and 394 vertex of which 63 / 394 are part of one of the 8 SCC in 1 ms
Free SCC test removed 55 places
Drop transitions (Empty/Sink Transition effects.) removed 209 transitions
Ensure Unique test removed 1410 transitions
Reduce isomorphic transitions removed 1619 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 78 transitions
Trivial Post-agglo rules discarded 78 transitions
Performed 78 trivial Post agglomeration. Transition count delta: 78
Iterating post reduction 0 with 78 rules applied. Total rules applied 79 place count 339 transition count 416
Reduce places removed 78 places and 0 transitions.
Iterating post reduction 1 with 78 rules applied. Total rules applied 157 place count 261 transition count 416
Performed 15 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 15 Pre rules applied. Total rules applied 157 place count 261 transition count 401
Deduced a syphon composed of 15 places in 1 ms
Ensure Unique test removed 6 places
Reduce places removed 21 places and 0 transitions.
Iterating global reduction 2 with 36 rules applied. Total rules applied 193 place count 240 transition count 401
Performed 111 Post agglomeration using F-continuation condition.Transition count delta: 111
Deduced a syphon composed of 111 places in 0 ms
Reduce places removed 111 places and 0 transitions.
Iterating global reduction 2 with 222 rules applied. Total rules applied 415 place count 129 transition count 290
Ensure Unique test removed 54 transitions
Reduce isomorphic transitions removed 54 transitions.
Iterating post reduction 2 with 54 rules applied. Total rules applied 469 place count 129 transition count 236
Performed 5 Post agglomeration using F-continuation condition.Transition count delta: -1
Deduced a syphon composed of 5 places in 1 ms
Reduce places removed 5 places and 0 transitions.
Iterating global reduction 3 with 10 rules applied. Total rules applied 479 place count 124 transition count 237
Drop transitions (Empty/Sink Transition effects.) removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 3 with 4 rules applied. Total rules applied 483 place count 124 transition count 233
Drop transitions (Redundant composition of simpler transitions.) removed 7 transitions
Redundant transition composition rules discarded 7 transitions
Iterating global reduction 4 with 7 rules applied. Total rules applied 490 place count 124 transition count 226
Free-agglomeration rule applied 58 times.
Iterating global reduction 4 with 58 rules applied. Total rules applied 548 place count 124 transition count 168
Reduce places removed 58 places and 0 transitions.
Iterating post reduction 4 with 58 rules applied. Total rules applied 606 place count 66 transition count 168
Partial Free-agglomeration rule applied 8 times.
Drop transitions (Partial Free agglomeration) removed 8 transitions
Iterating global reduction 5 with 8 rules applied. Total rules applied 614 place count 66 transition count 168
Applied a total of 614 rules in 27 ms. Remains 66 /394 variables (removed 328) and now considering 168/2113 (removed 1945) transitions.
Running SMT prover for 3 properties.
// Phase 1: matrix 168 rows 66 cols
[2025-06-02 07:25:11] [INFO ] Computed 19 invariants in 3 ms
Starting Z3 with timeout 450.0 s and query timeout 45000.0 ms
[2025-06-02 07:25:11] [INFO ] [Real]Absence check using 17 positive place invariants in 6 ms returned sat
[2025-06-02 07:25:11] [INFO ] [Real]Absence check using 17 positive and 2 generalized place invariants in 1 ms returned sat
[2025-06-02 07:25:11] [INFO ] After 129ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:3
Starting Z3 with timeout 450.0 s and query timeout 45000.0 ms
[2025-06-02 07:25:11] [INFO ] [Nat]Absence check using 17 positive place invariants in 2 ms returned sat
[2025-06-02 07:25:11] [INFO ] [Nat]Absence check using 17 positive and 2 generalized place invariants in 0 ms returned sat
[2025-06-02 07:25:11] [INFO ] After 53ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :3
[2025-06-02 07:25:11] [INFO ] State equation strengthened by 4 read => feed constraints.
[2025-06-02 07:25:11] [INFO ] After 23ms SMT Verify possible using 4 Read/Feed constraints in natural domain returned unsat :0 sat :3
TRAPS : Iteration 0
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:25:11] [INFO ] Deduced a trap composed of 2 places in 30 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:25:11] [INFO ] Deduced a trap composed of 2 places in 37 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:25:11] [INFO ] Deduced a trap composed of 2 places in 29 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:25:11] [INFO ] Deduced a trap composed of 2 places in 18 ms of which 2 ms to minimize.
[2025-06-02 07:25:11] [INFO ] Trap strengthening (SAT) tested/added 5/4 trap constraints in 158 ms
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:25:11] [INFO ] Deduced a trap composed of 3 places in 26 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:25:11] [INFO ] Deduced a trap composed of 3 places in 21 ms of which 1 ms to minimize.
[2025-06-02 07:25:11] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 70 ms
TRAPS : Iteration 1
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:25:11] [INFO ] Deduced a trap composed of 3 places in 22 ms of which 1 ms to minimize.
[2025-06-02 07:25:11] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 39 ms
TRAPS : Iteration 2
[2025-06-02 07:25:11] [INFO ] After 386ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :3
[2025-06-02 07:25:11] [INFO ] After 521ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :3
Over-approximation ignoring read arcs solved 0 properties in 688 ms.
Knowledge obtained : [(AND p2 (NOT p3) (NOT p1))]
False Knowledge obtained : [(F (NOT (OR p1 p2))), (F (NOT p2)), (F p3)]
Knowledge based reduction with 1 factoid took 168 ms. Reduced automaton from 7 states, 9 edges and 3 AP (stutter sensitive) to 7 states, 9 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 319 ms :[p3, p3, p3, (AND (NOT p2) p3 p1), (AND (NOT p2) p3 p1), p3, (AND (NOT p2) p1)]
Stuttering acceptance computed with spot in 329 ms :[p3, p3, p3, (AND (NOT p2) p3 p1), (AND (NOT p2) p3 p1), p3, (AND (NOT p2) p1)]
Stuttering acceptance computed with spot in 347 ms :[p3, p3, p3, (AND (NOT p2) p3 p1), (AND (NOT p2) p3 p1), p3, (AND (NOT p2) p1)]
Product exploration explored 100000 steps with 25000 reset in 405 ms.
Product exploration explored 100000 steps with 25000 reset in 412 ms.
Applying partial POR strategy [false, false, false, true, false, false, true]
Stuttering acceptance computed with spot in 235 ms :[p3, p3, p3, (AND (NOT p2) p3 p1), (AND (NOT p2) p3 p1), p3, (AND (NOT p2) p1)]
Support contains 7 out of 657 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 657/657 places, 2376/2376 transitions.
Performed 8 Post agglomeration using F-continuation condition.Transition count delta: 0
Iterating post reduction 0 with 8 rules applied. Total rules applied 8 place count 657 transition count 2376
Performed 191 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 1 with 191 Pre rules applied. Total rules applied 8 place count 657 transition count 2694
Deduced a syphon composed of 199 places in 1 ms
Iterating global reduction 1 with 191 rules applied. Total rules applied 199 place count 657 transition count 2694
Performed 64 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 263 places in 1 ms
Iterating global reduction 1 with 64 rules applied. Total rules applied 263 place count 657 transition count 2694
Discarding 8 places :
Symmetric choice reduction at 1 with 8 rule applications. Total rules 271 place count 649 transition count 2686
Deduced a syphon composed of 255 places in 2 ms
Iterating global reduction 1 with 8 rules applied. Total rules applied 279 place count 649 transition count 2686
Deduced a syphon composed of 255 places in 2 ms
Applied a total of 279 rules in 204 ms. Remains 649 /657 variables (removed 8) and now considering 2686/2376 (removed -310) transitions.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-02 07:25:14] [INFO ] Redundant transitions in 81 ms returned []
Running 2678 sub problems to find dead transitions.
[2025-06-02 07:25:14] [INFO ] Flow matrix only has 1079 transitions (discarded 1607 similar events)
// Phase 1: matrix 1079 rows 649 cols
[2025-06-02 07:25:14] [INFO ] Computed 25 invariants in 4 ms
[2025-06-02 07:25:14] [INFO ] State equation strengthened by 473 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/649 variables, 17/17 constraints. Problems are: Problem set: 0 solved, 2678 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/649 variables, 8/25 constraints. Problems are: Problem set: 0 solved, 2678 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:25:41] [INFO ] Deduced a trap composed of 3 places in 233 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:25:42] [INFO ] Deduced a trap composed of 3 places in 186 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:25:42] [INFO ] Deduced a trap composed of 3 places in 165 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:25:42] [INFO ] Deduced a trap composed of 3 places in 114 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:25:42] [INFO ] Deduced a trap composed of 3 places in 86 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:25:42] [INFO ] Deduced a trap composed of 3 places in 55 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:25:43] [INFO ] Deduced a trap composed of 11 places in 81 ms of which 3 ms to minimize.
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
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:25:43] [INFO ] Deduced a trap composed of 11 places in 89 ms of which 2 ms to minimize.
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
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:25:44] [INFO ] Deduced a trap composed of 12 places in 58 ms of which 3 ms to minimize.
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 TDEAD119 is UNSAT
Problem TDEAD120 is UNSAT
Problem TDEAD121 is UNSAT
Problem TDEAD122 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:25:44] [INFO ] Deduced a trap composed of 11 places in 59 ms of which 3 ms to minimize.
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
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:25:44] [INFO ] Deduced a trap composed of 11 places in 87 ms of which 3 ms to minimize.
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
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:25:44] [INFO ] Deduced a trap composed of 11 places in 77 ms of which 2 ms to minimize.
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
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:25:44] [INFO ] Deduced a trap composed of 12 places in 85 ms of which 3 ms to minimize.
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
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:25:44] [INFO ] Deduced a trap composed of 11 places in 81 ms of which 3 ms to minimize.
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
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:25:45] [INFO ] Deduced a trap composed of 47 places in 187 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:25:45] [INFO ] Deduced a trap composed of 42 places in 209 ms of which 20 ms to minimize.
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
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:25:45] [INFO ] Deduced a trap composed of 37 places in 78 ms of which 3 ms to minimize.
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
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(s250 0.0)
(s251 0.0)
(s252 0.0)
(s253 0.0)
(s254 0.0)
(s255 0.0)
(s256 0.0)
(s257 0.0)
(s258 0.0)
(s259 0.0)
(s260 0.0)
(s261 0.0)
(s262 0.0)
(s263 0.0)
(s264 0.0)
(s265 0.0)
(s266 0.0)
(s267 0.0)
(s268 0.0)
(s269 0.0)
(s270 0.0)
(s271 0.0)
(s272 0.0)
(s273 0.0)
(s274 0.0)
(s275 0.0)
(s276 0.0)
(s277 0.0)
(s278 0.0)
(s279 0.0)
(s280 0.0)
(s281 0.0)
(s282 0.0)
(s283 0.0)
(s284 0.0)
(s285 0.0)
(s286 0.0)
(s287 0.0)
(s288 0.0)
(s289 0.0)
(s290 0.0)
(s291 0.0)
(s292 0.0)
(s293 0.0)
(s294 0.0)
(s295 0.0)
(s296 0.0)
(s297 0.0)
(s298 0.0)
(s299 0.0)
(s300 0.0)
(s301 0.0)
(s302 0.0)
(s303 0.0)
(s304 0.0)
(s305 0.0)
(s306 1.0)
(s307 0.0)
(s308 0.0)
(s309 0.0)
(s310 0.0)
(s311 0.0)
(s312 0.0)
(s313 0.0)
(s314 0.0)
(s315 0.0)
(s316 0.0)
(s317 0.0)
(s318 0.0)
(s319 0.0)
(s320 0.0)
(s321 0.0)
(s322 0.0)
(s323 0.0)
(s324 0.0)
(s325 0.0)
(s326 0.0)
(s327 0.0)
(s328 0.0)
(s329 0.0)
(s330 0.0)
(s331 0.0)
(s332 0.0)
(s333 0.0)
(s334 0.0)
(s335 0.0)
(s336 0.0)
(s337 0.0)
(s338 0.0)
(s339 0.0)
(s340 0.0)
(s341 0.0)
(s342 0.0)
(s343 0.0)
(s344 0.0)
(s345 0.0)
(s346 0.0)
(s347 0.0)
(s348 0.0)
(s349 0.0)
(s350 0.0)
(s351 0.0)
(s352 0.0)
(s353 0.0)
(s354 0.0)
(s355 0.0)
(s356 0.0)
(s357 0.0)
(s358 0.0)
(s359 0.0)
(s360 0.0)
(s361 0.0)
(s362 0.0)
(s363 0.0)
(s364 0.0)
(s365 0.0)
(s366 0.0)
(s367 0.0)
(s368 0.0)
(s369 0.0)
(s370 0.0)
(s371 0.0)
(s372 0.0)
(s373 0.0)
(s374 0.0)
(s375 0.0)
(s376 0.0)
(s377 0.0)
(s378 0.0)
(s379 0.0)
(s380 0.0)
(s381 0.0)
(s382 0.0)
(s383 0.0)
(s384 0.0)
(s385 0.0)
(s386 0.0)
(s387 0.0)
(s388 0.0)
(s389 0.0)
(s390 0.0)
(s391 0.0)
(s392 0.0)
(s393 0.0)
(s394 0.0)
(s395 0.0)
(s396 0.0)
(s397 0.0)
(s398 0.0)
(s399 0.0)
(s400 0.0)
(s401 0.0)
(s402 0.0)
(s403 0.0)
(s404 0.0)
(s405 0.0)
(s406 0.0)
(s407 0.0)
(s408 0.0)
(s409 0.0)
(s410 0.0)
(s411 0.0)
(s412 0.0)
(s413 0.0)
(s414 0.0)
(s415 0.0)
(s416 0.0)
(s417 0.0)
(s418 0.0)
(s419 0.0)
(s420 0.0)
(s421 0.0)
(s422 0.0)
(s423 0.0)
(s424 0.0)
(s425 0.0)
(s426 0.0)
(s427 0.0)
(s428 0.0)
(s429 0.0)
(s430 0.0)
(s431 0.0)
(s432 0.0)
(s433 0.0)
(s434 0.0)
(s435 0.0)
(s436 0.0)
(s437 0.0)
(s438 0.0)
(s439 0.0)
(s440 0.0)
(s441 0.0)
(s442 0.0)
(s443 0.0)
(s444 0.0)
(s445 0.0)
(s446 0.0)
(s447 0.0)
(s448 0.0)
(s449 0.0)
(s450 0.0)
(s451 0.0)
(s452 0.0)
(s453 0.0)
(s454 0.0)
(s455 0.0)
(s456 0.0)
(s457 0.0)
(s458 0.0)
(s459 0.0)
(s460 0.0)
(s461 0.0)
(s462 0.0)
(s463 0.0)
(s464 0.0)
(s465 0.0)
(s466 0.0)
(s467 0.0)
(s468 0.0)
(s469 0.0)
(s470 0.0)
(s471 0.0)
(s472 0.0)
(s473 0.0)
(s474 0.0)
(s475 0.0)
(s476 0.0)
(s477 0.0)
(s478 0.0)
(s479 0.0)
(s480 0.0)
(s481 0.0)
(s482 0.0)
(s483 0.0)
(s484 0.0)
(s485 0.0)
(s486 0.0)
(s487 timeout
0.0 org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 649/1728 variables, and 42 constraints, problems are : Problem set: 187 solved, 2491 unsolved in 30040 ms.
Refiners :[Positive P Invariants (semi-flows): 17/17 constraints, Generalized P Invariants (flows): 8/8 constraints, State Equation: 0/649 constraints, ReadFeed: 0/473 constraints, PredecessorRefiner: 2678/2678 constraints, Known Traps: 17/17 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 187 solved, 2491 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/584 variables, 8/8 constraints. Problems are: Problem set: 187 solved, 2491 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/584 variables, 7/15 constraints. Problems are: Problem set: 187 solved, 2491 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/584 variables, 17/32 constraints. Problems are: Problem set: 187 solved, 2491 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:25:47] [INFO ] Deduced a trap composed of 15 places in 212 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:25:47] [INFO ] Deduced a trap composed of 17 places in 191 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:25:48] [INFO ] Deduced a trap composed of 23 places in 178 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:25:48] [INFO ] Deduced a trap composed of 27 places in 153 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:25:48] [INFO ] Deduced a trap composed of 29 places in 119 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:25:48] [INFO ] Deduced a trap composed of 19 places in 148 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:25:48] [INFO ] Deduced a trap composed of 21 places in 117 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:25:48] [INFO ] Deduced a trap composed of 31 places in 119 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:25:50] [INFO ] Deduced a trap composed of 37 places in 85 ms of which 3 ms to minimize.
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
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:25:50] [INFO ] Deduced a trap composed of 37 places in 60 ms of which 3 ms to minimize.
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
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:25:50] [INFO ] Deduced a trap composed of 37 places in 63 ms of which 3 ms to minimize.
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
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:25:50] [INFO ] Deduced a trap composed of 37 places in 71 ms of which 3 ms to minimize.
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
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:25:50] [INFO ] Deduced a trap composed of 37 places in 71 ms of which 2 ms to minimize.
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
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:25:50] [INFO ] Deduced a trap composed of 37 places in 72 ms of which 2 ms to minimize.
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
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:25:50] [INFO ] Deduced a trap composed of 35 places in 85 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:25:50] [INFO ] Deduced a trap composed of 37 places in 64 ms of which 2 ms to minimize.
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
Problem TDEAD364 is UNSAT
Problem TDEAD365 is UNSAT
Problem TDEAD366 is UNSAT
Problem TDEAD367 is UNSAT
Problem TDEAD368 is UNSAT
Problem TDEAD369 is UNSAT
Problem TDEAD371 is UNSAT
Problem TDEAD372 is UNSAT
Problem TDEAD373 is UNSAT
Problem TDEAD374 is UNSAT
Problem TDEAD375 is UNSAT
Problem TDEAD376 is UNSAT
Problem TDEAD377 is UNSAT
Problem TDEAD385 is UNSAT
Problem TDEAD386 is UNSAT
Problem TDEAD387 is UNSAT
Problem TDEAD388 is UNSAT
Problem TDEAD389 is UNSAT
Problem TDEAD390 is UNSAT
Problem TDEAD391 is UNSAT
Problem TDEAD392 is UNSAT
Problem TDEAD393 is UNSAT
Problem TDEAD394 is UNSAT
Problem TDEAD395 is UNSAT
Problem TDEAD396 is UNSAT
Problem TDEAD397 is UNSAT
Problem TDEAD398 is UNSAT
Problem TDEAD399 is UNSAT
Problem TDEAD400 is UNSAT
Problem TDEAD401 is UNSAT
Problem TDEAD402 is UNSAT
Problem TDEAD403 is UNSAT
Problem TDEAD404 is UNSAT
Problem TDEAD405 is UNSAT
Problem TDEAD406 is UNSAT
Problem TDEAD407 is UNSAT
Problem TDEAD408 is UNSAT
Problem TDEAD409 is UNSAT
Problem TDEAD410 is UNSAT
Problem TDEAD411 is UNSAT
Problem TDEAD412 is UNSAT
Problem TDEAD413 is UNSAT
Problem TDEAD414 is UNSAT
Problem TDEAD415 is UNSAT
Problem TDEAD416 is UNSAT
Problem TDEAD417 is UNSAT
Problem TDEAD418 is UNSAT
Problem TDEAD419 is UNSAT
Problem TDEAD420 is UNSAT
Problem TDEAD421 is UNSAT
Problem TDEAD422 is UNSAT
Problem TDEAD423 is UNSAT
Problem TDEAD424 is UNSAT
Problem TDEAD425 is UNSAT
Problem TDEAD426 is UNSAT
Problem TDEAD427 is UNSAT
Problem TDEAD428 is UNSAT
Problem TDEAD429 is UNSAT
Problem TDEAD430 is UNSAT
Problem TDEAD431 is UNSAT
Problem TDEAD432 is UNSAT
Problem TDEAD433 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:25:51] [INFO ] Deduced a trap composed of 3 places in 63 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:25:52] [INFO ] Deduced a trap composed of 25 places in 82 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:25:52] [INFO ] Deduced a trap composed of 27 places in 84 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:25:52] [INFO ] Deduced a trap composed of 29 places in 88 ms of which 4 ms to minimize.
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
Problem TDEAD364 is UNSAT
Problem TDEAD365 is UNSAT
Problem TDEAD366 is UNSAT
Problem TDEAD367 is UNSAT
Problem TDEAD368 is UNSAT
Problem TDEAD369 is UNSAT
Problem TDEAD371 is UNSAT
Problem TDEAD372 is UNSAT
Problem TDEAD373 is UNSAT
Problem TDEAD374 is UNSAT
Problem TDEAD375 is UNSAT
Problem TDEAD376 is UNSAT
Problem TDEAD377 is UNSAT
Problem TDEAD385 is UNSAT
Problem TDEAD386 is UNSAT
Problem TDEAD387 is UNSAT
Problem TDEAD388 is UNSAT
Problem TDEAD389 is UNSAT
Problem TDEAD390 is UNSAT
Problem TDEAD391 is UNSAT
Problem TDEAD392 is UNSAT
Problem TDEAD393 is UNSAT
Problem TDEAD394 is UNSAT
Problem TDEAD395 is UNSAT
Problem TDEAD396 is UNSAT
Problem TDEAD397 is UNSAT
Problem TDEAD398 is UNSAT
Problem TDEAD399 is UNSAT
Problem TDEAD400 is UNSAT
Problem TDEAD401 is UNSAT
Problem TDEAD402 is UNSAT
Problem TDEAD403 is UNSAT
Problem TDEAD404 is UNSAT
Problem TDEAD405 is UNSAT
Problem TDEAD406 is UNSAT
Problem TDEAD407 is UNSAT
Problem TDEAD408 is UNSAT
Problem TDEAD409 is UNSAT
Problem TDEAD410 is UNSAT
Problem TDEAD411 is UNSAT
Problem TDEAD412 is UNSAT
Problem TDEAD413 is UNSAT
Problem TDEAD414 is UNSAT
Problem TDEAD415 is UNSAT
Problem TDEAD416 is UNSAT
Problem TDEAD417 is UNSAT
Problem TDEAD418 is UNSAT
Problem TDEAD419 is UNSAT
Problem TDEAD420 is UNSAT
Problem TDEAD421 is UNSAT
Problem TDEAD422 is UNSAT
Problem TDEAD423 is UNSAT
Problem TDEAD424 is UNSAT
Problem TDEAD425 is UNSAT
Problem TDEAD426 is UNSAT
Problem TDEAD427 is UNSAT
Problem TDEAD428 is UNSAT
Problem TDEAD429 is UNSAT
Problem TDEAD430 is UNSAT
Problem TDEAD431 is UNSAT
Problem TDEAD432 is UNSAT
Problem TDEAD433 is UNSAT
Problem TDEAD1851 is UNSAT
Problem TDEAD1852 is UNSAT
Problem TDEAD1853 is UNSAT
Problem TDEAD1854 is UNSAT
Problem TDEAD1855 is UNSAT
Problem TDEAD1856 is UNSAT
Problem TDEAD1857 is UNSAT
Problem TDEAD1865 is UNSAT
Problem TDEAD1867 is UNSAT
Problem TDEAD1868 is UNSAT
Problem TDEAD1869 is UNSAT
Problem TDEAD1870 is UNSAT
Problem TDEAD1871 is UNSAT
Problem TDEAD1872 is UNSAT
Problem TDEAD1873 is UNSAT
Problem TDEAD1875 is UNSAT
Problem TDEAD1876 is UNSAT
Problem TDEAD1877 is UNSAT
Problem TDEAD1878 is UNSAT
Problem TDEAD1879 is UNSAT
Problem TDEAD1880 is UNSAT
Problem TDEAD1881 is UNSAT
Problem TDEAD1883 is UNSAT
Problem TDEAD1884 is UNSAT
Problem TDEAD1885 is UNSAT
Problem TDEAD1886 is UNSAT
Problem TDEAD1887 is UNSAT
Problem TDEAD1888 is UNSAT
Problem TDEAD1889 is UNSAT
Problem TDEAD1891 is UNSAT
Problem TDEAD1892 is UNSAT
Problem TDEAD1893 is UNSAT
Problem TDEAD1894 is UNSAT
Problem TDEAD1895 is UNSAT
Problem TDEAD1896 is UNSAT
Problem TDEAD1897 is UNSAT
Problem TDEAD1899 is UNSAT
Problem TDEAD1900 is UNSAT
Problem TDEAD1901 is UNSAT
Problem TDEAD1902 is UNSAT
Problem TDEAD1903 is UNSAT
Problem TDEAD1904 is UNSAT
Problem TDEAD1905 is UNSAT
Problem TDEAD1908 is UNSAT
Problem TDEAD1909 is UNSAT
Problem TDEAD1910 is UNSAT
Problem TDEAD1911 is UNSAT
Problem TDEAD1912 is UNSAT
Problem TDEAD1913 is UNSAT
Problem TDEAD1929 is UNSAT
Problem TDEAD1930 is UNSAT
Problem TDEAD1931 is UNSAT
Problem TDEAD1934 is UNSAT
Problem TDEAD1935 is UNSAT
Problem TDEAD1936 is UNSAT
Problem TDEAD1937 is UNSAT
Problem TDEAD1938 is UNSAT
Problem TDEAD1939 is UNSAT
Problem TDEAD1940 is UNSAT
Problem TDEAD1941 is UNSAT
Problem TDEAD1942 is UNSAT
Problem TDEAD1943 is UNSAT
Problem TDEAD1944 is UNSAT
Problem TDEAD1945 is UNSAT
Problem TDEAD1946 is UNSAT
Problem TDEAD1947 is UNSAT
Problem TDEAD1948 is UNSAT
Problem TDEAD1951 is UNSAT
Problem TDEAD1952 is UNSAT
Problem TDEAD1953 is UNSAT
Problem TDEAD1954 is UNSAT
Problem TDEAD1955 is UNSAT
Problem TDEAD1956 is UNSAT
Problem TDEAD1957 is UNSAT
Problem TDEAD1958 is UNSAT
Problem TDEAD1959 is UNSAT
Problem TDEAD1960 is UNSAT
Problem TDEAD1961 is UNSAT
Problem TDEAD1962 is UNSAT
Problem TDEAD1963 is UNSAT
Problem TDEAD1964 is UNSAT
Problem TDEAD1965 is UNSAT
Problem TDEAD1968 is UNSAT
Problem TDEAD1969 is UNSAT
Problem TDEAD1970 is UNSAT
Problem TDEAD1971 is UNSAT
Problem TDEAD1972 is UNSAT
Problem TDEAD1973 is UNSAT
Problem TDEAD1974 is UNSAT
Problem TDEAD1975 is UNSAT
Problem TDEAD1976 is UNSAT
Problem TDEAD1977 is UNSAT
Problem TDEAD1978 is UNSAT
Problem TDEAD1979 is UNSAT
Problem TDEAD1980 is UNSAT
Problem TDEAD1981 is UNSAT
Problem TDEAD1982 is UNSAT
Problem TDEAD1985 is UNSAT
Problem TDEAD1986 is UNSAT
Problem TDEAD1987 is UNSAT
Problem TDEAD1988 is UNSAT
Problem TDEAD1989 is UNSAT
Problem TDEAD1990 is UNSAT
Problem TDEAD1991 is UNSAT
Problem TDEAD1992 is UNSAT
Problem TDEAD1993 is UNSAT
Problem TDEAD1994 is UNSAT
Problem TDEAD1995 is UNSAT
Problem TDEAD1996 is UNSAT
Problem TDEAD1997 is UNSAT
Problem TDEAD1998 is UNSAT
Problem TDEAD1999 is UNSAT
Problem TDEAD2002 is UNSAT
Problem TDEAD2003 is UNSAT
Problem TDEAD2004 is UNSAT
Problem TDEAD2005 is UNSAT
Problem TDEAD2006 is UNSAT
Problem TDEAD2007 is UNSAT
Problem TDEAD2008 is UNSAT
Problem TDEAD2009 is UNSAT
Problem TDEAD2010 is UNSAT
Problem TDEAD2011 is UNSAT
Problem TDEAD2012 is UNSAT
Problem TDEAD2013 is UNSAT
Problem TDEAD2014 is UNSAT
Problem TDEAD2015 is UNSAT
Problem TDEAD2016 is UNSAT
Problem TDEAD2021 is UNSAT
Problem TDEAD2022 is UNSAT
Problem TDEAD2023 is UNSAT
Problem TDEAD2024 is UNSAT
Problem TDEAD2025 is UNSAT
Problem TDEAD2026 is UNSAT
Problem TDEAD2027 is UNSAT
Problem TDEAD2028 is UNSAT
Problem TDEAD2029 is UNSAT
Problem TDEAD2030 is UNSAT
Problem TDEAD2031 is UNSAT
Problem TDEAD2032 is UNSAT
Problem TDEAD2033 is UNSAT
Problem TDEAD2660 is UNSAT
Problem TDEAD2661 is UNSAT
Problem TDEAD2664 is UNSAT
Problem TDEAD2665 is UNSAT
Problem TDEAD2668 is UNSAT
Problem TDEAD2669 is UNSAT
Problem TDEAD2672 is UNSAT
Problem TDEAD2673 is UNSAT
Problem TDEAD2676 is UNSAT
Problem TDEAD2677 is UNSAT
Problem TDEAD2680 is UNSAT
Problem TDEAD2681 is UNSAT
Problem TDEAD2684 is UNSAT
At refinement iteration 3 (INCLUDED_ONLY) 0/584 variables, 20/52 constraints. Problems are: Problem set: 488 solved, 2190 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:25:53] [INFO ] Deduced a trap composed of 19 places in 188 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:25:53] [INFO ] Deduced a trap composed of 21 places in 127 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:25:53] [INFO ] Deduced a trap composed of 23 places in 125 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:25:55] [INFO ] Deduced a trap composed of 31 places in 78 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:25:57] [INFO ] Deduced a trap composed of 25 places in 145 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:25:59] [INFO ] Deduced a trap composed of 23 places in 132 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:26:02] [INFO ] Deduced a trap composed of 27 places in 118 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:26:05] [INFO ] Deduced a trap composed of 25 places in 113 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:26:14] [INFO ] Deduced a trap composed of 33 places in 92 ms of which 5 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 584/1728 variables, and 61 constraints, problems are : Problem set: 488 solved, 2190 unsolved in 30034 ms.
Refiners :[Positive P Invariants (semi-flows): 8/17 constraints, Generalized P Invariants (flows): 7/8 constraints, State Equation: 0/649 constraints, ReadFeed: 0/473 constraints, PredecessorRefiner: 0/2678 constraints, Known Traps: 46/46 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60922ms problems are : Problem set: 488 solved, 2190 unsolved
Search for dead transitions found 488 dead transitions in 60927ms
Found 488 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 488 transitions
Dead transitions reduction (with SMT) removed 488 transitions
Starting structural reductions in SI_LTL mode, iteration 1 : 649/657 places, 2198/2376 transitions.
Graph (complete) has 4547 edges and 649 vertex of which 465 are kept as prefixes of interest. Removing 184 places using SCC suffix rule.7 ms
Discarding 184 places :
Also discarding 0 output transitions
Deduced a syphon composed of 71 places in 1 ms
Applied a total of 1 rules in 100 ms. Remains 465 /649 variables (removed 184) and now considering 2198/2198 (removed 0) transitions.
Starting structural reductions in SI_LTL mode, iteration 2 : 465/657 places, 2198/2376 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 61365 ms. Remains : 465/657 places, 2198/2376 transitions.
Built C files in :
/tmp/ltsmin3324234974178652549
[2025-06-02 07:26:15] [INFO ] Built C files in 83ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin3324234974178652549
Running compilation step : cd /tmp/ltsmin3324234974178652549;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
WARNING : LTS min runner thread failed on error :java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin3324234974178652549;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c' killed by timeout after 3 SECONDS
java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin3324234974178652549;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c' killed by timeout after 3 SECONDS
at fr.lip6.move.gal.application.runner.ltsmin.LTSminRunner$1.run(LTSminRunner.java:93)
at java.base/java.lang.Thread.run(Thread.java:1583)
Support contains 7 out of 657 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 657/657 places, 2376/2376 transitions.
Applied a total of 0 rules in 22 ms. Remains 657 /657 variables (removed 0) and now considering 2376/2376 (removed 0) transitions.
[2025-06-02 07:26:18] [INFO ] Flow matrix only has 928 transitions (discarded 1448 similar events)
// Phase 1: matrix 928 rows 657 cols
[2025-06-02 07:26:18] [INFO ] Computed 25 invariants in 3 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 07:26:19] [INFO ] Implicit Places using invariants in 912 ms returned []
[2025-06-02 07:26:19] [INFO ] Flow matrix only has 928 transitions (discarded 1448 similar events)
[2025-06-02 07:26:19] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 07:26:20] [INFO ] State equation strengthened by 291 read => feed constraints.
[2025-06-02 07:26:24] [INFO ] Implicit Places using invariants and state equation in 5043 ms returned []
Implicit Place search using SMT with State Equation took 5978 ms to find 0 implicit places.
Running 2368 sub problems to find dead transitions.
[2025-06-02 07:26:24] [INFO ] Flow matrix only has 928 transitions (discarded 1448 similar events)
[2025-06-02 07:26:24] [INFO ] Invariant cache hit.
[2025-06-02 07:26:24] [INFO ] State equation strengthened by 291 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/657 variables, 17/17 constraints. Problems are: Problem set: 0 solved, 2368 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/657 variables, 8/25 constraints. Problems are: Problem set: 0 solved, 2368 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:26:49] [INFO ] Deduced a trap composed of 20 places in 195 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:26:49] [INFO ] Deduced a trap composed of 26 places in 173 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:26:49] [INFO ] Deduced a trap composed of 32 places in 159 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:26:49] [INFO ] Deduced a trap composed of 35 places in 169 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:26:49] [INFO ] Deduced a trap composed of 44 places in 142 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:26:49] [INFO ] Deduced a trap composed of 50 places in 102 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:26:50] [INFO ] Deduced a trap composed of 23 places in 179 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:26:50] [INFO ] Deduced a trap composed of 26 places in 184 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:26:50] [INFO ] Deduced a trap composed of 38 places in 165 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:26:50] [INFO ] Deduced a trap composed of 41 places in 114 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:26:50] [INFO ] Deduced a trap composed of 29 places in 145 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:26:51] [INFO ] Deduced a trap composed of 32 places in 107 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:26:51] [INFO ] Deduced a trap composed of 35 places in 258 ms of which 29 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:26:53] [INFO ] Deduced a trap composed of 52 places in 308 ms of which 48 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:26:54] [INFO ] Deduced a trap composed of 69 places in 309 ms of which 40 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:26:54] [INFO ] Deduced a trap composed of 105 places in 303 ms of which 52 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:26:54] [INFO ] Deduced a trap composed of 105 places in 284 ms of which 44 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:26:55] [INFO ] Deduced a trap composed of 105 places in 257 ms of which 43 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:26:55] [INFO ] Deduced a trap composed of 105 places in 246 ms of which 42 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:26:55] [INFO ] Deduced a trap composed of 96 places in 296 ms of which 53 ms to minimize.
SMT process timed out in 30973ms, After SMT, problems are : Problem set: 0 solved, 2368 unsolved
Search for dead transitions found 0 dead transitions in 30977ms
Finished structural reductions in LTL mode , in 1 iterations and 36985 ms. Remains : 657/657 places, 2376/2376 transitions.
Built C files in :
/tmp/ltsmin16093499700835567197
[2025-06-02 07:26:55] [INFO ] Built C files in 30ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin16093499700835567197
Running compilation step : cd /tmp/ltsmin16093499700835567197;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
WARNING : LTS min runner thread failed on error :java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin16093499700835567197;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c' killed by timeout after 3 SECONDS
java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin16093499700835567197;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c' killed by timeout after 3 SECONDS
at fr.lip6.move.gal.application.runner.ltsmin.LTSminRunner$1.run(LTSminRunner.java:93)
at java.base/java.lang.Thread.run(Thread.java:1583)
[2025-06-02 07:26:59] [INFO ] Flatten gal took : 78 ms
[2025-06-02 07:26:59] [INFO ] Flatten gal took : 77 ms
[2025-06-02 07:26:59] [INFO ] Time to serialize gal into /tmp/LTL12452583554060255367.gal : 20 ms
[2025-06-02 07:26:59] [INFO ] Time to serialize properties into /tmp/LTL14130074118926637605.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL12452583554060255367.gal' '-t' 'CGAL' '-hoa' '/tmp/aut16523453528036054328.hoa' '-atoms' '/tmp/LTL14130074118926637605.prop' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...320
Loading property file /tmp/LTL14130074118926637605.prop.
Loaded 3 atomic propositions.
Checking formula 0 provided in automaton : /tmp/aut16523453528036054328.hoa
Detected timeout of ITS tools.
[2025-06-02 07:27:14] [INFO ] Flatten gal took : 62 ms
[2025-06-02 07:27:14] [INFO ] Flatten gal took : 61 ms
[2025-06-02 07:27:14] [INFO ] Time to serialize gal into /tmp/LTL8149553754328323241.gal : 12 ms
[2025-06-02 07:27:14] [INFO ] Time to serialize properties into /tmp/LTL7000883581324295309.ltl : 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-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL8149553754328323241.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL7000883581324295309.ltl' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...275
Read 1 LTL properties
Checking formula 0 : !((X(("(p34_6_2==1)")U((F((!("(((turn_1==1)&&(flag_1_waiting==1))&&(p25_5_4==1))"))U((G(!("(((turn_1==1)&&(flag_1_waiting==1))&&(p25_5...315
Formula 0 simplified : X(!"(p34_6_2==1)" R (G("(((turn_1==1)&&(flag_1_waiting==1))&&(p25_5_4==1))" M !"((!((flag_5_waiting==1)&&(p09_2_5==1)))&&(!(((turn_1...236
Detected timeout of ITS tools.
[2025-06-02 07:27:29] [INFO ] Flatten gal took : 75 ms
[2025-06-02 07:27:29] [INFO ] Applying decomposition
[2025-06-02 07:27:29] [INFO ] Flatten gal took : 55 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/graph10575827579964114097.txt' '-o' '/tmp/graph10575827579964114097.bin' '-w' '/tmp/graph10575827579964114097.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph10575827579964114097.bin' '-l' '-1' '-v' '-w' '/tmp/graph10575827579964114097.weights' '-q' '0' '-e' '0.001'
[2025-06-02 07:27:29] [INFO ] Decomposing Gal with order
[2025-06-02 07:27:29] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-02 07:27:30] [INFO ] Removed a total of 4598 redundant transitions.
[2025-06-02 07:27:30] [INFO ] Flatten gal took : 374 ms
[2025-06-02 07:27:30] [INFO ] Fuse similar labels procedure discarded/fused a total of 536 labels/synchronizations in 88 ms.
[2025-06-02 07:27:30] [INFO ] Time to serialize gal into /tmp/LTL9847647648590233071.gal : 19 ms
[2025-06-02 07:27:30] [INFO ] Time to serialize properties into /tmp/LTL52953124428840102.ltl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL9847647648590233071.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL52953124428840102.ltl' '-c' '-stutter-deadlock'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...252
Read 1 LTL properties
Checking formula 0 : !((X(("(i18.u88.p34_6_2==1)")U((F((!("(((i10.u1.turn_1==1)&&(i12.u6.flag_1_waiting==1))&&(i11.u4.p25_5_4==1))"))U((G(!("(((i10.u1.turn...412
Formula 0 simplified : X(!"(i18.u88.p34_6_2==1)" R (G("(((i10.u1.turn_1==1)&&(i12.u6.flag_1_waiting==1))&&(i11.u4.p25_5_4==1))" M !"((!((i0.u2.flag_5_waiti...312
Detected timeout of ITS tools.
Treatment of property EisenbergMcGuire-PT-08-LTLFireability-00 finished in 432660 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F((X(p0)&&(F(G(p2))||p1))))'
Support contains 6 out of 664 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 664/664 places, 2432/2432 transitions.
Discarding 7 places :
Symmetric choice reduction at 0 with 7 rule applications. Total rules 7 place count 657 transition count 2376
Iterating global reduction 0 with 7 rules applied. Total rules applied 14 place count 657 transition count 2376
Applied a total of 14 rules in 27 ms. Remains 657 /664 variables (removed 7) and now considering 2376/2432 (removed 56) transitions.
[2025-06-02 07:27:45] [INFO ] Flow matrix only has 928 transitions (discarded 1448 similar events)
// Phase 1: matrix 928 rows 657 cols
[2025-06-02 07:27:45] [INFO ] Computed 25 invariants in 3 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 07:27:46] [INFO ] Implicit Places using invariants in 649 ms returned []
[2025-06-02 07:27:46] [INFO ] Flow matrix only has 928 transitions (discarded 1448 similar events)
[2025-06-02 07:27:46] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 07:27:46] [INFO ] State equation strengthened by 291 read => feed constraints.
[2025-06-02 07:27:50] [INFO ] Implicit Places using invariants and state equation in 4219 ms returned []
Implicit Place search using SMT with State Equation took 4871 ms to find 0 implicit places.
Running 2368 sub problems to find dead transitions.
[2025-06-02 07:27:50] [INFO ] Flow matrix only has 928 transitions (discarded 1448 similar events)
[2025-06-02 07:27:50] [INFO ] Invariant cache hit.
[2025-06-02 07:27:50] [INFO ] State equation strengthened by 291 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/657 variables, 17/17 constraints. Problems are: Problem set: 0 solved, 2368 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/657 variables, 8/25 constraints. Problems are: Problem set: 0 solved, 2368 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:28:14] [INFO ] Deduced a trap composed of 20 places in 179 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:28:14] [INFO ] Deduced a trap composed of 23 places in 168 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:28:14] [INFO ] Deduced a trap composed of 26 places in 157 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:28:14] [INFO ] Deduced a trap composed of 38 places in 145 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:28:15] [INFO ] Deduced a trap composed of 41 places in 118 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:28:15] [INFO ] Deduced a trap composed of 44 places in 302 ms of which 43 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:28:15] [INFO ] Deduced a trap composed of 76 places in 292 ms of which 35 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:28:15] [INFO ] Deduced a trap composed of 26 places in 170 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:28:16] [INFO ] Deduced a trap composed of 32 places in 269 ms of which 33 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:28:16] [INFO ] Deduced a trap composed of 76 places in 282 ms of which 47 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:28:16] [INFO ] Deduced a trap composed of 76 places in 255 ms of which 31 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:28:16] [INFO ] Deduced a trap composed of 76 places in 243 ms of which 29 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:28:17] [INFO ] Deduced a trap composed of 29 places in 267 ms of which 29 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:28:17] [INFO ] Deduced a trap composed of 76 places in 222 ms of which 28 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:28:17] [INFO ] Deduced a trap composed of 32 places in 226 ms of which 31 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:28:18] [INFO ] Deduced a trap composed of 35 places in 225 ms of which 32 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:28:18] [INFO ] Deduced a trap composed of 50 places in 73 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:28:18] [INFO ] Deduced a trap composed of 90 places in 189 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:28:20] [INFO ] Deduced a trap composed of 51 places in 333 ms of which 51 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:28:21] [INFO ] Deduced a trap composed of 68 places in 309 ms of which 42 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/657 variables, 20/45 constraints. Problems are: Problem set: 0 solved, 2368 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 657/1585 variables, and 45 constraints, problems are : Problem set: 0 solved, 2368 unsolved in 30037 ms.
Refiners :[Positive P Invariants (semi-flows): 17/17 constraints, Generalized P Invariants (flows): 8/8 constraints, State Equation: 0/657 constraints, ReadFeed: 0/291 constraints, PredecessorRefiner: 2368/2368 constraints, Known Traps: 20/20 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2368 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/657 variables, 17/17 constraints. Problems are: Problem set: 0 solved, 2368 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/657 variables, 8/25 constraints. Problems are: Problem set: 0 solved, 2368 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/657 variables, 20/45 constraints. Problems are: Problem set: 0 solved, 2368 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:28:23] [INFO ] Deduced a trap composed of 35 places in 135 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:28:23] [INFO ] Deduced a trap composed of 32 places in 134 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:28:24] [INFO ] Deduced a trap composed of 47 places in 90 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:28:24] [INFO ] Deduced a trap composed of 44 places in 75 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:28:24] [INFO ] Deduced a trap composed of 3 places in 58 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:28:24] [INFO ] Deduced a trap composed of 29 places in 108 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:28:25] [INFO ] Deduced a trap composed of 41 places in 64 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:28:27] [INFO ] Deduced a trap composed of 79 places in 349 ms of which 63 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:28:27] [INFO ] Deduced a trap composed of 92 places in 353 ms of which 71 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:28:28] [INFO ] Deduced a trap composed of 68 places in 284 ms of which 48 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:28:28] [INFO ] Deduced a trap composed of 68 places in 262 ms of which 41 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:28:28] [INFO ] Deduced a trap composed of 51 places in 273 ms of which 44 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:28:29] [INFO ] Deduced a trap composed of 51 places in 237 ms of which 37 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:28:29] [INFO ] Deduced a trap composed of 68 places in 227 ms of which 38 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:28:29] [INFO ] Deduced a trap composed of 68 places in 228 ms of which 35 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:28:29] [INFO ] Deduced a trap composed of 68 places in 247 ms of which 53 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:28:30] [INFO ] Deduced a trap composed of 79 places in 327 ms of which 60 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:28:30] [INFO ] Deduced a trap composed of 92 places in 308 ms of which 50 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:28:30] [INFO ] Deduced a trap composed of 108 places in 283 ms of which 48 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:28:31] [INFO ] Deduced a trap composed of 17 places in 290 ms of which 29 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/657 variables, 20/65 constraints. Problems are: Problem set: 0 solved, 2368 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:28:32] [INFO ] Deduced a trap composed of 3 places in 128 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:28:32] [INFO ] Deduced a trap composed of 3 places in 99 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:28:32] [INFO ] Deduced a trap composed of 3 places in 79 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:28:32] [INFO ] Deduced a trap composed of 3 places in 63 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:28:32] [INFO ] Deduced a trap composed of 68 places in 224 ms of which 35 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:28:35] [INFO ] Deduced a trap composed of 51 places in 250 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:28:35] [INFO ] Deduced a trap composed of 51 places in 246 ms of which 38 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:28:38] [INFO ] Deduced a trap composed of 3 places in 63 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:28:38] [INFO ] Deduced a trap composed of 3 places in 55 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:28:40] [INFO ] Deduced a trap composed of 50 places in 354 ms of which 56 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:28:40] [INFO ] Deduced a trap composed of 52 places in 354 ms of which 51 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:28:40] [INFO ] Deduced a trap composed of 51 places in 364 ms of which 56 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:28:41] [INFO ] Deduced a trap composed of 51 places in 359 ms of which 57 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:28:41] [INFO ] Deduced a trap composed of 51 places in 358 ms of which 58 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:28:42] [INFO ] Deduced a trap composed of 51 places in 355 ms of which 55 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:28:42] [INFO ] Deduced a trap composed of 51 places in 344 ms of which 50 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:28:42] [INFO ] Deduced a trap composed of 51 places in 342 ms of which 54 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:28:43] [INFO ] Deduced a trap composed of 50 places in 321 ms of which 50 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:28:43] [INFO ] Deduced a trap composed of 50 places in 337 ms of which 46 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:28:43] [INFO ] Deduced a trap composed of 85 places in 349 ms of which 64 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/657 variables, 20/85 constraints. Problems are: Problem set: 0 solved, 2368 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 657/1585 variables, and 85 constraints, problems are : Problem set: 0 solved, 2368 unsolved in 30034 ms.
Refiners :[Positive P Invariants (semi-flows): 17/17 constraints, Generalized P Invariants (flows): 8/8 constraints, State Equation: 0/657 constraints, ReadFeed: 0/291 constraints, PredecessorRefiner: 0/2368 constraints, Known Traps: 60/60 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60820ms problems are : Problem set: 0 solved, 2368 unsolved
Search for dead transitions found 0 dead transitions in 60825ms
Starting structural reductions in LTL mode, iteration 1 : 657/664 places, 2376/2432 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 65738 ms. Remains : 657/664 places, 2376/2432 transitions.
Stuttering acceptance computed with spot in 187 ms :[(OR (NOT p0) (AND (NOT p1) (NOT p2))), (NOT p0), (OR (AND (NOT p1) (NOT p2)) (AND (NOT p0) (NOT p2))), (AND (NOT p0) (NOT p2))]
Running random walk in product with property : EisenbergMcGuire-PT-08-LTLFireability-01
Product exploration explored 100000 steps with 0 reset in 221 ms.
Stack based approach found an accepted trace after 115 steps with 0 reset with depth 116 and stack size 116 in 1 ms.
FORMULA EisenbergMcGuire-PT-08-LTLFireability-01 FALSE TECHNIQUES STACK_TEST
Treatment of property EisenbergMcGuire-PT-08-LTLFireability-01 finished in 66178 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Support contains 2 out of 664 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 664/664 places, 2432/2432 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 8 transitions
Trivial Post-agglo rules discarded 8 transitions
Performed 8 trivial Post agglomeration. Transition count delta: 8
Iterating post reduction 0 with 8 rules applied. Total rules applied 8 place count 664 transition count 2424
Reduce places removed 8 places and 0 transitions.
Iterating post reduction 1 with 8 rules applied. Total rules applied 16 place count 656 transition count 2424
Performed 199 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 199 Pre rules applied. Total rules applied 16 place count 656 transition count 2225
Deduced a syphon composed of 199 places in 1 ms
Reduce places removed 199 places and 0 transitions.
Iterating global reduction 2 with 398 rules applied. Total rules applied 414 place count 457 transition count 2225
Discarding 8 places :
Symmetric choice reduction at 2 with 8 rule applications. Total rules 422 place count 449 transition count 2161
Iterating global reduction 2 with 8 rules applied. Total rules applied 430 place count 449 transition count 2161
Performed 56 Post agglomeration using F-continuation condition.Transition count delta: 56
Deduced a syphon composed of 56 places in 1 ms
Reduce places removed 56 places and 0 transitions.
Iterating global reduction 2 with 112 rules applied. Total rules applied 542 place count 393 transition count 2105
Applied a total of 542 rules in 108 ms. Remains 393 /664 variables (removed 271) and now considering 2105/2432 (removed 327) transitions.
[2025-06-02 07:28:51] [INFO ] Flow matrix only has 657 transitions (discarded 1448 similar events)
// Phase 1: matrix 657 rows 393 cols
[2025-06-02 07:28:51] [INFO ] Computed 25 invariants in 10 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 07:28:52] [INFO ] Implicit Places using invariants in 507 ms returned []
[2025-06-02 07:28:52] [INFO ] Flow matrix only has 657 transitions (discarded 1448 similar events)
[2025-06-02 07:28:52] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 07:28:52] [INFO ] State equation strengthened by 284 read => feed constraints.
[2025-06-02 07:28:54] [INFO ] Implicit Places using invariants and state equation in 2073 ms returned []
Implicit Place search using SMT with State Equation took 2581 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-02 07:28:54] [INFO ] Redundant transitions in 49 ms returned []
Running 2097 sub problems to find dead transitions.
[2025-06-02 07:28:54] [INFO ] Flow matrix only has 657 transitions (discarded 1448 similar events)
[2025-06-02 07:28:54] [INFO ] Invariant cache hit.
[2025-06-02 07:28:54] [INFO ] State equation strengthened by 284 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/393 variables, 17/17 constraints. Problems are: Problem set: 0 solved, 2097 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/393 variables, 8/25 constraints. Problems are: Problem set: 0 solved, 2097 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:29:08] [INFO ] Deduced a trap composed of 3 places in 208 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:29:08] [INFO ] Deduced a trap composed of 3 places in 124 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:29:09] [INFO ] Deduced a trap composed of 3 places in 91 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:29:09] [INFO ] Deduced a trap composed of 3 places in 81 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:29:09] [INFO ] Deduced a trap composed of 3 places in 59 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:29:09] [INFO ] Deduced a trap composed of 3 places in 42 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:29:09] [INFO ] Deduced a trap composed of 42 places in 134 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:29:10] [INFO ] Deduced a trap composed of 42 places in 148 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:29:10] [INFO ] Deduced a trap composed of 42 places in 151 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:29:10] [INFO ] Deduced a trap composed of 43 places in 139 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:29:11] [INFO ] Deduced a trap composed of 42 places in 148 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:29:11] [INFO ] Deduced a trap composed of 42 places in 143 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:29:11] [INFO ] Deduced a trap composed of 23 places in 81 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:29:11] [INFO ] Deduced a trap composed of 25 places in 74 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:29:12] [INFO ] Deduced a trap composed of 42 places in 186 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:29:12] [INFO ] Deduced a trap composed of 31 places in 78 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:29:12] [INFO ] Deduced a trap composed of 15 places in 178 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:29:12] [INFO ] Deduced a trap composed of 27 places in 80 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:29:12] [INFO ] Deduced a trap composed of 62 places in 154 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:29:13] [INFO ] Deduced a trap composed of 29 places in 152 ms of which 19 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/393 variables, 20/45 constraints. Problems are: Problem set: 0 solved, 2097 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:29:16] [INFO ] Deduced a trap composed of 42 places in 160 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:29:16] [INFO ] Deduced a trap composed of 61 places in 152 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:29:17] [INFO ] Deduced a trap composed of 3 places in 50 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:29:17] [INFO ] Deduced a trap composed of 23 places in 74 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:29:17] [INFO ] Deduced a trap composed of 3 places in 57 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:29:17] [INFO ] Deduced a trap composed of 11 places in 75 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:29:17] [INFO ] Deduced a trap composed of 42 places in 169 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:29:17] [INFO ] Deduced a trap composed of 15 places in 75 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:29:18] [INFO ] Deduced a trap composed of 61 places in 167 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:29:18] [INFO ] Deduced a trap composed of 61 places in 143 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:29:19] [INFO ] Deduced a trap composed of 68 places in 180 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:29:19] [INFO ] Deduced a trap composed of 46 places in 177 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:29:19] [INFO ] Deduced a trap composed of 46 places in 176 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:29:19] [INFO ] Deduced a trap composed of 71 places in 165 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:29:20] [INFO ] Deduced a trap composed of 58 places in 190 ms of which 31 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:29:20] [INFO ] Deduced a trap composed of 71 places in 199 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:29:21] [INFO ] Deduced a trap composed of 25 places in 187 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:29:21] [INFO ] Deduced a trap composed of 13 places in 157 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:29:22] [INFO ] Deduced a trap composed of 47 places in 210 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:29:22] [INFO ] Deduced a trap composed of 68 places in 212 ms of which 25 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/393 variables, 20/65 constraints. Problems are: Problem set: 0 solved, 2097 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 393/1050 variables, and 65 constraints, problems are : Problem set: 0 solved, 2097 unsolved in 30044 ms.
Refiners :[Positive P Invariants (semi-flows): 17/17 constraints, Generalized P Invariants (flows): 8/8 constraints, State Equation: 0/393 constraints, ReadFeed: 0/284 constraints, PredecessorRefiner: 2097/2097 constraints, Known Traps: 40/40 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2097 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/393 variables, 17/17 constraints. Problems are: Problem set: 0 solved, 2097 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/393 variables, 8/25 constraints. Problems are: Problem set: 0 solved, 2097 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/393 variables, 40/65 constraints. Problems are: Problem set: 0 solved, 2097 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:29:32] [INFO ] Deduced a trap composed of 61 places in 147 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:29:34] [INFO ] Deduced a trap composed of 47 places in 163 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:29:35] [INFO ] Deduced a trap composed of 58 places in 160 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:29:35] [INFO ] Deduced a trap composed of 17 places in 142 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:29:35] [INFO ] Deduced a trap composed of 19 places in 69 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:29:37] [INFO ] Deduced a trap composed of 17 places in 70 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:29:37] [INFO ] Deduced a trap composed of 58 places in 179 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:29:38] [INFO ] Deduced a trap composed of 19 places in 169 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:29:38] [INFO ] Deduced a trap composed of 58 places in 183 ms of which 28 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:29:40] [INFO ] Deduced a trap composed of 70 places in 203 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:29:40] [INFO ] Deduced a trap composed of 21 places in 65 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:29:41] [INFO ] Deduced a trap composed of 62 places in 190 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:29:41] [INFO ] Deduced a trap composed of 59 places in 199 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:29:42] [INFO ] Deduced a trap composed of 19 places in 75 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:29:43] [INFO ] Deduced a trap composed of 21 places in 94 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:29:43] [INFO ] Deduced a trap composed of 47 places in 189 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:29:44] [INFO ] Deduced a trap composed of 46 places in 208 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:29:44] [INFO ] Deduced a trap composed of 46 places in 198 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:29:44] [INFO ] Deduced a trap composed of 46 places in 185 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:29:44] [INFO ] Deduced a trap composed of 69 places in 194 ms of which 23 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/393 variables, 20/85 constraints. Problems are: Problem set: 0 solved, 2097 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:29:48] [INFO ] Deduced a trap composed of 58 places in 151 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:29:51] [INFO ] Deduced a trap composed of 46 places in 164 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:29:52] [INFO ] Deduced a trap composed of 55 places in 164 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:29:53] [INFO ] Deduced a trap composed of 61 places in 165 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:29:53] [INFO ] Deduced a trap composed of 58 places in 179 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:29:53] [INFO ] Deduced a trap composed of 55 places in 182 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:29:54] [INFO ] Deduced a trap composed of 61 places in 155 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:29:54] [INFO ] Deduced a trap composed of 46 places in 157 ms of which 13 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 393/1050 variables, and 93 constraints, problems are : Problem set: 0 solved, 2097 unsolved in 30032 ms.
Refiners :[Positive P Invariants (semi-flows): 17/17 constraints, Generalized P Invariants (flows): 8/8 constraints, State Equation: 0/393 constraints, ReadFeed: 0/284 constraints, PredecessorRefiner: 0/2097 constraints, Known Traps: 68/68 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60690ms problems are : Problem set: 0 solved, 2097 unsolved
Search for dead transitions found 0 dead transitions in 60696ms
Starting structural reductions in SI_LTL mode, iteration 1 : 393/664 places, 2105/2432 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 63450 ms. Remains : 393/664 places, 2105/2432 transitions.
Stuttering acceptance computed with spot in 49 ms :[(NOT p0)]
Running random walk in product with property : EisenbergMcGuire-PT-08-LTLFireability-02
Product exploration explored 100000 steps with 0 reset in 231 ms.
Stack based approach found an accepted trace after 618 steps with 0 reset with depth 619 and stack size 516 in 2 ms.
FORMULA EisenbergMcGuire-PT-08-LTLFireability-02 FALSE TECHNIQUES STACK_TEST
Treatment of property EisenbergMcGuire-PT-08-LTLFireability-02 finished in 63759 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((((F(p0)&&G(!p1)) U p2)&&F(p3)))'
Support contains 10 out of 664 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 664/664 places, 2432/2432 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 7 transitions
Trivial Post-agglo rules discarded 7 transitions
Performed 7 trivial Post agglomeration. Transition count delta: 7
Iterating post reduction 0 with 7 rules applied. Total rules applied 7 place count 664 transition count 2425
Reduce places removed 7 places and 0 transitions.
Iterating post reduction 1 with 7 rules applied. Total rules applied 14 place count 657 transition count 2425
Performed 199 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 199 Pre rules applied. Total rules applied 14 place count 657 transition count 2226
Deduced a syphon composed of 199 places in 2 ms
Reduce places removed 199 places and 0 transitions.
Iterating global reduction 2 with 398 rules applied. Total rules applied 412 place count 458 transition count 2226
Discarding 7 places :
Symmetric choice reduction at 2 with 7 rule applications. Total rules 419 place count 451 transition count 2170
Iterating global reduction 2 with 7 rules applied. Total rules applied 426 place count 451 transition count 2170
Performed 56 Post agglomeration using F-continuation condition.Transition count delta: 56
Deduced a syphon composed of 56 places in 2 ms
Reduce places removed 56 places and 0 transitions.
Iterating global reduction 2 with 112 rules applied. Total rules applied 538 place count 395 transition count 2114
Applied a total of 538 rules in 105 ms. Remains 395 /664 variables (removed 269) and now considering 2114/2432 (removed 318) transitions.
[2025-06-02 07:29:55] [INFO ] Flow matrix only has 666 transitions (discarded 1448 similar events)
// Phase 1: matrix 666 rows 395 cols
[2025-06-02 07:29:55] [INFO ] Computed 25 invariants in 6 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 07:29:56] [INFO ] Implicit Places using invariants in 444 ms returned []
[2025-06-02 07:29:56] [INFO ] Flow matrix only has 666 transitions (discarded 1448 similar events)
[2025-06-02 07:29:56] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 07:29:56] [INFO ] State equation strengthened by 291 read => feed constraints.
[2025-06-02 07:29:58] [INFO ] Implicit Places using invariants and state equation in 2089 ms returned []
Implicit Place search using SMT with State Equation took 2534 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-02 07:29:58] [INFO ] Redundant transitions in 49 ms returned []
Running 2106 sub problems to find dead transitions.
[2025-06-02 07:29:58] [INFO ] Flow matrix only has 666 transitions (discarded 1448 similar events)
[2025-06-02 07:29:58] [INFO ] Invariant cache hit.
[2025-06-02 07:29:58] [INFO ] State equation strengthened by 291 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/395 variables, 17/17 constraints. Problems are: Problem set: 0 solved, 2106 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/395 variables, 8/25 constraints. Problems are: Problem set: 0 solved, 2106 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:30:12] [INFO ] Deduced a trap composed of 3 places in 214 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:30:12] [INFO ] Deduced a trap composed of 3 places in 115 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:30:12] [INFO ] Deduced a trap composed of 3 places in 89 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:30:12] [INFO ] Deduced a trap composed of 3 places in 73 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:30:12] [INFO ] Deduced a trap composed of 3 places in 57 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:30:12] [INFO ] Deduced a trap composed of 3 places in 34 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:30:13] [INFO ] Deduced a trap composed of 42 places in 115 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:30:13] [INFO ] Deduced a trap composed of 67 places in 133 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:30:14] [INFO ] Deduced a trap composed of 3 places in 56 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:30:14] [INFO ] Deduced a trap composed of 42 places in 165 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:30:14] [INFO ] Deduced a trap composed of 67 places in 157 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:30:15] [INFO ] Deduced a trap composed of 43 places in 158 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:30:15] [INFO ] Deduced a trap composed of 42 places in 157 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:30:15] [INFO ] Deduced a trap composed of 42 places in 155 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:30:15] [INFO ] Deduced a trap composed of 42 places in 153 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:30:15] [INFO ] Deduced a trap composed of 42 places in 163 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:30:16] [INFO ] Deduced a trap composed of 11 places in 153 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:30:16] [INFO ] Deduced a trap composed of 35 places in 75 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:30:16] [INFO ] Deduced a trap composed of 61 places in 170 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:30:17] [INFO ] Deduced a trap composed of 15 places in 122 ms of which 10 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/395 variables, 20/45 constraints. Problems are: Problem set: 0 solved, 2106 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:30:21] [INFO ] Deduced a trap composed of 43 places in 172 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:30:21] [INFO ] Deduced a trap composed of 23 places in 63 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:30:21] [INFO ] Deduced a trap composed of 62 places in 148 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:30:21] [INFO ] Deduced a trap composed of 3 places in 43 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:30:24] [INFO ] Deduced a trap composed of 13 places in 74 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:30:24] [INFO ] Deduced a trap composed of 15 places in 146 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:30:26] [INFO ] Deduced a trap composed of 27 places in 74 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:30:27] [INFO ] Deduced a trap composed of 71 places in 181 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:30:27] [INFO ] Deduced a trap composed of 19 places in 69 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:30:28] [INFO ] Deduced a trap composed of 23 places in 102 ms of which 10 ms to minimize.
SMT process timed out in 30634ms, After SMT, problems are : Problem set: 0 solved, 2106 unsolved
Search for dead transitions found 0 dead transitions in 30639ms
Starting structural reductions in SI_LTL mode, iteration 1 : 395/664 places, 2114/2432 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 33341 ms. Remains : 395/664 places, 2114/2432 transitions.
Stuttering acceptance computed with spot in 259 ms :[(OR (NOT p2) (NOT p3)), true, (NOT p0), p1, (NOT p2), (NOT p3)]
Running random walk in product with property : EisenbergMcGuire-PT-08-LTLFireability-04
Entered a terminal (fully accepting) state of product in 55 steps with 0 reset in 1 ms.
FORMULA EisenbergMcGuire-PT-08-LTLFireability-04 FALSE TECHNIQUES STUTTER_TEST
Treatment of property EisenbergMcGuire-PT-08-LTLFireability-04 finished in 33631 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((F(p0)||X((G(p1)||X(F(p2))))))'
Support contains 9 out of 664 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 664/664 places, 2432/2432 transitions.
Discarding 8 places :
Symmetric choice reduction at 0 with 8 rule applications. Total rules 8 place count 656 transition count 2368
Iterating global reduction 0 with 8 rules applied. Total rules applied 16 place count 656 transition count 2368
Applied a total of 16 rules in 30 ms. Remains 656 /664 variables (removed 8) and now considering 2368/2432 (removed 64) transitions.
[2025-06-02 07:30:29] [INFO ] Flow matrix only has 920 transitions (discarded 1448 similar events)
// Phase 1: matrix 920 rows 656 cols
[2025-06-02 07:30:29] [INFO ] Computed 25 invariants in 7 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 07:30:29] [INFO ] Implicit Places using invariants in 665 ms returned []
[2025-06-02 07:30:29] [INFO ] Flow matrix only has 920 transitions (discarded 1448 similar events)
[2025-06-02 07:30:29] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 07:30:30] [INFO ] State equation strengthened by 284 read => feed constraints.
[2025-06-02 07:30:33] [INFO ] Implicit Places using invariants and state equation in 3710 ms returned []
Implicit Place search using SMT with State Equation took 4377 ms to find 0 implicit places.
Running 2360 sub problems to find dead transitions.
[2025-06-02 07:30:33] [INFO ] Flow matrix only has 920 transitions (discarded 1448 similar events)
[2025-06-02 07:30:33] [INFO ] Invariant cache hit.
[2025-06-02 07:30:33] [INFO ] State equation strengthened by 284 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/656 variables, 17/17 constraints. Problems are: Problem set: 0 solved, 2360 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/656 variables, 8/25 constraints. Problems are: Problem set: 0 solved, 2360 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:30:57] [INFO ] Deduced a trap composed of 20 places in 188 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:30:58] [INFO ] Deduced a trap composed of 26 places in 203 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:30:58] [INFO ] Deduced a trap composed of 29 places in 167 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:30:58] [INFO ] Deduced a trap composed of 32 places in 151 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:30:58] [INFO ] Deduced a trap composed of 35 places in 119 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:30:58] [INFO ] Deduced a trap composed of 50 places in 106 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:30:59] [INFO ] Deduced a trap composed of 23 places in 180 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:30:59] [INFO ] Deduced a trap composed of 32 places in 164 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:30:59] [INFO ] Deduced a trap composed of 38 places in 146 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:30:59] [INFO ] Deduced a trap composed of 41 places in 124 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:30:59] [INFO ] Deduced a trap composed of 26 places in 206 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:30:59] [INFO ] Deduced a trap composed of 29 places in 155 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:31:00] [INFO ] Deduced a trap composed of 44 places in 129 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:31:00] [INFO ] Deduced a trap composed of 32 places in 124 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:31:00] [INFO ] Deduced a trap composed of 35 places in 206 ms of which 30 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:31:00] [INFO ] Deduced a trap composed of 76 places in 232 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:31:03] [INFO ] Deduced a trap composed of 51 places in 336 ms of which 49 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:31:03] [INFO ] Deduced a trap composed of 68 places in 358 ms of which 38 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:31:04] [INFO ] Deduced a trap composed of 92 places in 353 ms of which 61 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:31:04] [INFO ] Deduced a trap composed of 51 places in 340 ms of which 46 ms to minimize.
SMT process timed out in 30970ms, After SMT, problems are : Problem set: 0 solved, 2360 unsolved
Search for dead transitions found 0 dead transitions in 30976ms
Starting structural reductions in LTL mode, iteration 1 : 656/664 places, 2368/2432 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 35392 ms. Remains : 656/664 places, 2368/2432 transitions.
Stuttering acceptance computed with spot in 137 ms :[(AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2) (NOT p1)), (AND (NOT p0) (NOT p2) (NOT p1)), (AND (NOT p0) (NOT p2) (NOT p1))]
Running random walk in product with property : EisenbergMcGuire-PT-08-LTLFireability-05
Product exploration explored 100000 steps with 0 reset in 267 ms.
Stack based approach found an accepted trace after 20 steps with 0 reset with depth 21 and stack size 21 in 0 ms.
FORMULA EisenbergMcGuire-PT-08-LTLFireability-05 FALSE TECHNIQUES STACK_TEST
Treatment of property EisenbergMcGuire-PT-08-LTLFireability-05 finished in 35818 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((!p0&&X((X(F((p1&&X(F(p2)))))||G(!p0))))))'
Support contains 2 out of 664 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in SI_LTL mode, iteration 0 : 664/664 places, 2432/2432 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 8 transitions
Trivial Post-agglo rules discarded 8 transitions
Performed 8 trivial Post agglomeration. Transition count delta: 8
Iterating post reduction 0 with 8 rules applied. Total rules applied 8 place count 664 transition count 2424
Reduce places removed 8 places and 0 transitions.
Iterating post reduction 1 with 8 rules applied. Total rules applied 16 place count 656 transition count 2424
Performed 199 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 199 Pre rules applied. Total rules applied 16 place count 656 transition count 2225
Deduced a syphon composed of 199 places in 2 ms
Reduce places removed 199 places and 0 transitions.
Iterating global reduction 2 with 398 rules applied. Total rules applied 414 place count 457 transition count 2225
Discarding 8 places :
Symmetric choice reduction at 2 with 8 rule applications. Total rules 422 place count 449 transition count 2161
Iterating global reduction 2 with 8 rules applied. Total rules applied 430 place count 449 transition count 2161
Performed 54 Post agglomeration using F-continuation condition.Transition count delta: 54
Deduced a syphon composed of 54 places in 2 ms
Reduce places removed 54 places and 0 transitions.
Iterating global reduction 2 with 108 rules applied. Total rules applied 538 place count 395 transition count 2107
Applied a total of 538 rules in 195 ms. Remains 395 /664 variables (removed 269) and now considering 2107/2432 (removed 325) transitions.
[2025-06-02 07:31:05] [INFO ] Flow matrix only has 659 transitions (discarded 1448 similar events)
// Phase 1: matrix 659 rows 395 cols
[2025-06-02 07:31:05] [INFO ] Computed 25 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 07:31:05] [INFO ] Implicit Places using invariants in 549 ms returned []
[2025-06-02 07:31:05] [INFO ] Flow matrix only has 659 transitions (discarded 1448 similar events)
[2025-06-02 07:31:05] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 07:31:06] [INFO ] State equation strengthened by 284 read => feed constraints.
[2025-06-02 07:31:07] [INFO ] Implicit Places using invariants and state equation in 2059 ms returned []
Implicit Place search using SMT with State Equation took 2618 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-02 07:31:07] [INFO ] Redundant transitions in 43 ms returned []
Running 2099 sub problems to find dead transitions.
[2025-06-02 07:31:07] [INFO ] Flow matrix only has 659 transitions (discarded 1448 similar events)
[2025-06-02 07:31:07] [INFO ] Invariant cache hit.
[2025-06-02 07:31:07] [INFO ] State equation strengthened by 284 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/395 variables, 17/17 constraints. Problems are: Problem set: 0 solved, 2099 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/395 variables, 8/25 constraints. Problems are: Problem set: 0 solved, 2099 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:31:22] [INFO ] Deduced a trap composed of 3 places in 216 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:31:22] [INFO ] Deduced a trap composed of 3 places in 128 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:31:22] [INFO ] Deduced a trap composed of 3 places in 133 ms of which 35 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:31:23] [INFO ] Deduced a trap composed of 3 places in 86 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:31:23] [INFO ] Deduced a trap composed of 3 places in 80 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:31:23] [INFO ] Deduced a trap composed of 3 places in 44 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:31:23] [INFO ] Deduced a trap composed of 43 places in 129 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:31:24] [INFO ] Deduced a trap composed of 42 places in 161 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:31:24] [INFO ] Deduced a trap composed of 66 places in 194 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:31:25] [INFO ] Deduced a trap composed of 42 places in 150 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:31:25] [INFO ] Deduced a trap composed of 42 places in 146 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:31:25] [INFO ] Deduced a trap composed of 42 places in 139 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:31:25] [INFO ] Deduced a trap composed of 42 places in 141 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:31:25] [INFO ] Deduced a trap composed of 42 places in 154 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:31:26] [INFO ] Deduced a trap composed of 11 places in 91 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:31:26] [INFO ] Deduced a trap composed of 25 places in 92 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:31:26] [INFO ] Deduced a trap composed of 15 places in 187 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:31:27] [INFO ] Deduced a trap composed of 61 places in 181 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:31:27] [INFO ] Deduced a trap composed of 27 places in 84 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:31:27] [INFO ] Deduced a trap composed of 31 places in 97 ms of which 3 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/395 variables, 20/45 constraints. Problems are: Problem set: 0 solved, 2099 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:31:31] [INFO ] Deduced a trap composed of 42 places in 190 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:31:31] [INFO ] Deduced a trap composed of 62 places in 150 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:31:31] [INFO ] Deduced a trap composed of 3 places in 68 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:31:31] [INFO ] Deduced a trap composed of 23 places in 93 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:31:31] [INFO ] Deduced a trap composed of 3 places in 82 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:31:32] [INFO ] Deduced a trap composed of 63 places in 174 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:31:32] [INFO ] Deduced a trap composed of 46 places in 168 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:31:32] [INFO ] Deduced a trap composed of 42 places in 166 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:31:32] [INFO ] Deduced a trap composed of 42 places in 147 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:31:33] [INFO ] Deduced a trap composed of 67 places in 177 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:31:33] [INFO ] Deduced a trap composed of 63 places in 173 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:31:34] [INFO ] Deduced a trap composed of 59 places in 191 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:31:34] [INFO ] Deduced a trap composed of 63 places in 194 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:31:35] [INFO ] Deduced a trap composed of 61 places in 193 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:31:35] [INFO ] Deduced a trap composed of 70 places in 189 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:31:35] [INFO ] Deduced a trap composed of 70 places in 204 ms of which 30 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:31:36] [INFO ] Deduced a trap composed of 70 places in 203 ms of which 33 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:31:36] [INFO ] Deduced a trap composed of 59 places in 204 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:31:36] [INFO ] Deduced a trap composed of 47 places in 216 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:31:37] [INFO ] Deduced a trap composed of 25 places in 182 ms of which 17 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/395 variables, 20/65 constraints. Problems are: Problem set: 0 solved, 2099 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 395/1054 variables, and 65 constraints, problems are : Problem set: 0 solved, 2099 unsolved in 30062 ms.
Refiners :[Positive P Invariants (semi-flows): 17/17 constraints, Generalized P Invariants (flows): 8/8 constraints, State Equation: 0/395 constraints, ReadFeed: 0/284 constraints, PredecessorRefiner: 2099/2099 constraints, Known Traps: 40/40 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2099 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/395 variables, 17/17 constraints. Problems are: Problem set: 0 solved, 2099 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/395 variables, 8/25 constraints. Problems are: Problem set: 0 solved, 2099 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/395 variables, 40/65 constraints. Problems are: Problem set: 0 solved, 2099 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:31:42] [INFO ] Deduced a trap composed of 69 places in 159 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:31:44] [INFO ] Deduced a trap composed of 46 places in 154 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:31:45] [INFO ] Deduced a trap composed of 58 places in 154 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:31:46] [INFO ] Deduced a trap composed of 47 places in 153 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:31:47] [INFO ] Deduced a trap composed of 46 places in 178 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:31:47] [INFO ] Deduced a trap composed of 13 places in 79 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:31:47] [INFO ] Deduced a trap composed of 58 places in 191 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:31:47] [INFO ] Deduced a trap composed of 15 places in 158 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:31:48] [INFO ] Deduced a trap composed of 61 places in 178 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:31:48] [INFO ] Deduced a trap composed of 58 places in 187 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:31:49] [INFO ] Deduced a trap composed of 55 places in 160 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:31:50] [INFO ] Deduced a trap composed of 54 places in 169 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:31:50] [INFO ] Deduced a trap composed of 62 places in 199 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:31:50] [INFO ] Deduced a trap composed of 49 places in 189 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:31:50] [INFO ] Deduced a trap composed of 51 places in 183 ms of which 28 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:31:50] [INFO ] Deduced a trap composed of 51 places in 168 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:31:51] [INFO ] Deduced a trap composed of 53 places in 173 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:31:51] [INFO ] Deduced a trap composed of 58 places in 163 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:31:51] [INFO ] Deduced a trap composed of 58 places in 163 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:31:51] [INFO ] Deduced a trap composed of 68 places in 193 ms of which 17 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/395 variables, 20/85 constraints. Problems are: Problem set: 0 solved, 2099 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:32:00] [INFO ] Deduced a trap composed of 62 places in 175 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:32:01] [INFO ] Deduced a trap composed of 53 places in 189 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:32:01] [INFO ] Deduced a trap composed of 53 places in 219 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:32:01] [INFO ] Deduced a trap composed of 58 places in 176 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:32:01] [INFO ] Deduced a trap composed of 58 places in 192 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:32:02] [INFO ] Deduced a trap composed of 58 places in 191 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:32:02] [INFO ] Deduced a trap composed of 19 places in 90 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:32:03] [INFO ] Deduced a trap composed of 17 places in 77 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:32:04] [INFO ] Deduced a trap composed of 66 places in 180 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:32:05] [INFO ] Deduced a trap composed of 19 places in 90 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:32:05] [INFO ] Deduced a trap composed of 61 places in 183 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:32:05] [INFO ] Deduced a trap composed of 57 places in 206 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:32:05] [INFO ] Deduced a trap composed of 57 places in 188 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:32:05] [INFO ] Deduced a trap composed of 58 places in 190 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:32:06] [INFO ] Deduced a trap composed of 23 places in 93 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:32:08] [INFO ] Deduced a trap composed of 21 places in 92 ms of which 4 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 395/1054 variables, and 101 constraints, problems are : Problem set: 0 solved, 2099 unsolved in 30078 ms.
Refiners :[Positive P Invariants (semi-flows): 17/17 constraints, Generalized P Invariants (flows): 8/8 constraints, State Equation: 0/395 constraints, ReadFeed: 0/284 constraints, PredecessorRefiner: 0/2099 constraints, Known Traps: 76/76 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60902ms problems are : Problem set: 0 solved, 2099 unsolved
Search for dead transitions found 0 dead transitions in 60906ms
Starting structural reductions in SI_LTL mode, iteration 1 : 395/664 places, 2107/2432 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 63782 ms. Remains : 395/664 places, 2107/2432 transitions.
Stuttering acceptance computed with spot in 66 ms :[true, p0]
Running random walk in product with property : EisenbergMcGuire-PT-08-LTLFireability-06
Product exploration explored 100000 steps with 0 reset in 242 ms.
Product exploration explored 100000 steps with 0 reset in 376 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 86 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 58 ms :[true, p0]
RANDOM walk for 40000 steps (8 resets) in 223 ms. (178 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 48 ms. (816 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 495459 steps, run timeout after 3001 ms. (steps per millisecond=165 ) properties seen :0 out of 1
Probabilistic random walk after 495459 steps, saw 261017 distinct states, run finished after 3001 ms. (steps per millisecond=165 ) properties seen :0
[2025-06-02 07:32:12] [INFO ] Flow matrix only has 659 transitions (discarded 1448 similar events)
[2025-06-02 07:32:12] [INFO ] Invariant cache hit.
[2025-06-02 07:32:12] [INFO ] State equation strengthened by 284 read => feed constraints.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 52/54 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/54 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 2/56 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/56 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 180/236 variables, 56/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/236 variables, 12/72 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:32:12] [INFO ] Deduced a trap composed of 3 places in 45 ms of which 2 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/236 variables, 1/73 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/236 variables, 0/73 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (OVERLAPS) 154/390 variables, 70/143 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/390 variables, 25/168 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/390 variables, 0/168 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 255/645 variables, 14/182 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/645 variables, 0/182 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 14/659 variables, 7/189 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/659 variables, 0/189 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 395/1054 variables, 269/458 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1054 variables, 247/705 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1054 variables, 0/705 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 0/1054 variables, 0/705 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1054/1054 variables, and 705 constraints, problems are : Problem set: 0 solved, 1 unsolved in 333 ms.
Refiners :[Positive P Invariants (semi-flows): 17/17 constraints, Generalized P Invariants (flows): 8/8 constraints, State Equation: 395/395 constraints, ReadFeed: 284/284 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 52/54 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/54 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 2/56 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/56 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/56 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 180/236 variables, 56/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/236 variables, 12/73 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/236 variables, 0/73 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 154/390 variables, 70/143 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/390 variables, 25/168 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/390 variables, 0/168 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 255/645 variables, 14/182 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/645 variables, 0/182 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 14/659 variables, 7/189 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/659 variables, 1/190 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:32:13] [INFO ] Deduced a trap composed of 11 places in 144 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:32:13] [INFO ] Deduced a trap composed of 3 places in 140 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:32:13] [INFO ] Deduced a trap composed of 15 places in 173 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:32:13] [INFO ] Deduced a trap composed of 3 places in 173 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:32:14] [INFO ] Deduced a trap composed of 3 places in 150 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:32:14] [INFO ] Deduced a trap composed of 17 places in 127 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:32:14] [INFO ] Deduced a trap composed of 19 places in 111 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:32:14] [INFO ] Deduced a trap composed of 3 places in 104 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:32:14] [INFO ] Deduced a trap composed of 3 places in 101 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:32:14] [INFO ] Deduced a trap composed of 21 places in 111 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:32:14] [INFO ] Deduced a trap composed of 23 places in 106 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:32:14] [INFO ] Deduced a trap composed of 3 places in 83 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:32:15] [INFO ] Deduced a trap composed of 25 places in 74 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:32:15] [INFO ] Deduced a trap composed of 3 places in 52 ms of which 2 ms to minimize.
At refinement iteration 16 (INCLUDED_ONLY) 0/659 variables, 14/204 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/659 variables, 0/204 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 395/1054 variables, 269/473 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/1054 variables, 247/720 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/1054 variables, 0/720 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 0/1054 variables, 0/720 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1054/1054 variables, and 720 constraints, problems are : Problem set: 0 solved, 1 unsolved in 2422 ms.
Refiners :[Positive P Invariants (semi-flows): 17/17 constraints, Generalized P Invariants (flows): 8/8 constraints, State Equation: 395/395 constraints, ReadFeed: 284/284 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 15/15 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2766ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 135 ms.
Support contains 2 out of 395 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 395/395 places, 2107/2107 transitions.
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 1 Pre rules applied. Total rules applied 0 place count 395 transition count 2106
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 394 transition count 2106
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 1 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 6 place count 392 transition count 2104
Applied a total of 6 rules in 75 ms. Remains 392 /395 variables (removed 3) and now considering 2104/2107 (removed 3) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 76 ms. Remains : 392/395 places, 2104/2107 transitions.
RANDOM walk for 40000 steps (8 resets) in 280 ms. (142 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 37 ms. (1052 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 491733 steps, run timeout after 3001 ms. (steps per millisecond=163 ) properties seen :0 out of 1
Probabilistic random walk after 491733 steps, saw 256324 distinct states, run finished after 3001 ms. (steps per millisecond=163 ) properties seen :0
[2025-06-02 07:32:18] [INFO ] Flow matrix only has 656 transitions (discarded 1448 similar events)
// Phase 1: matrix 656 rows 392 cols
[2025-06-02 07:32:18] [INFO ] Computed 25 invariants in 4 ms
[2025-06-02 07:32:18] [INFO ] State equation strengthened by 284 read => feed constraints.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 52/54 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/54 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 2/56 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/56 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 180/236 variables, 56/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/236 variables, 12/72 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:32:19] [INFO ] Deduced a trap composed of 3 places in 50 ms of which 2 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/236 variables, 1/73 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/236 variables, 0/73 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (OVERLAPS) 154/390 variables, 70/143 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/390 variables, 25/168 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/390 variables, 0/168 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 251/641 variables, 13/181 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/641 variables, 0/181 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 2/643 variables, 1/182 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/643 variables, 0/182 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 13/656 variables, 7/189 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/656 variables, 0/189 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 392/1048 variables, 266/455 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/1048 variables, 247/702 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/1048 variables, 0/702 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 0/1048 variables, 0/702 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1048/1048 variables, and 702 constraints, problems are : Problem set: 0 solved, 1 unsolved in 367 ms.
Refiners :[Positive P Invariants (semi-flows): 17/17 constraints, Generalized P Invariants (flows): 8/8 constraints, State Equation: 392/392 constraints, ReadFeed: 284/284 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 52/54 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/54 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 2/56 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/56 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/56 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 180/236 variables, 56/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/236 variables, 12/73 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/236 variables, 0/73 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 154/390 variables, 70/143 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/390 variables, 25/168 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/390 variables, 0/168 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 251/641 variables, 13/181 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/641 variables, 0/181 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 2/643 variables, 1/182 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/643 variables, 0/182 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 13/656 variables, 7/189 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/656 variables, 1/190 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:32:19] [INFO ] Deduced a trap composed of 3 places in 143 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:32:19] [INFO ] Deduced a trap composed of 11 places in 171 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:32:20] [INFO ] Deduced a trap composed of 15 places in 165 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:32:20] [INFO ] Deduced a trap composed of 3 places in 139 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:32:20] [INFO ] Deduced a trap composed of 3 places in 154 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:32:20] [INFO ] Deduced a trap composed of 17 places in 137 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:32:20] [INFO ] Deduced a trap composed of 19 places in 120 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:32:20] [INFO ] Deduced a trap composed of 3 places in 134 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:32:20] [INFO ] Deduced a trap composed of 21 places in 112 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:32:21] [INFO ] Deduced a trap composed of 3 places in 116 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:32:21] [INFO ] Deduced a trap composed of 23 places in 88 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:32:21] [INFO ] Deduced a trap composed of 25 places in 104 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:32:21] [INFO ] Deduced a trap composed of 3 places in 47 ms of which 2 ms to minimize.
At refinement iteration 18 (INCLUDED_ONLY) 0/656 variables, 13/203 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/656 variables, 0/203 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 392/1048 variables, 266/469 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/1048 variables, 247/716 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/1048 variables, 0/716 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/1048 variables, 0/716 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1048/1048 variables, and 716 constraints, problems are : Problem set: 0 solved, 1 unsolved in 2391 ms.
Refiners :[Positive P Invariants (semi-flows): 17/17 constraints, Generalized P Invariants (flows): 8/8 constraints, State Equation: 392/392 constraints, ReadFeed: 284/284 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 14/14 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2788ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 61 ms.
Support contains 2 out of 392 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 392/392 places, 2104/2104 transitions.
Applied a total of 0 rules in 107 ms. Remains 392 /392 variables (removed 0) and now considering 2104/2104 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 108 ms. Remains : 392/392 places, 2104/2104 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 392/392 places, 2104/2104 transitions.
Applied a total of 0 rules in 59 ms. Remains 392 /392 variables (removed 0) and now considering 2104/2104 (removed 0) transitions.
[2025-06-02 07:32:21] [INFO ] Flow matrix only has 656 transitions (discarded 1448 similar events)
[2025-06-02 07:32:21] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 07:32:22] [INFO ] Implicit Places using invariants in 619 ms returned []
[2025-06-02 07:32:22] [INFO ] Flow matrix only has 656 transitions (discarded 1448 similar events)
[2025-06-02 07:32:22] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 07:32:22] [INFO ] State equation strengthened by 284 read => feed constraints.
[2025-06-02 07:32:24] [INFO ] Implicit Places using invariants and state equation in 1956 ms returned []
Implicit Place search using SMT with State Equation took 2601 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-02 07:32:24] [INFO ] Redundant transitions in 42 ms returned []
Running 2096 sub problems to find dead transitions.
[2025-06-02 07:32:24] [INFO ] Flow matrix only has 656 transitions (discarded 1448 similar events)
[2025-06-02 07:32:24] [INFO ] Invariant cache hit.
[2025-06-02 07:32:24] [INFO ] State equation strengthened by 284 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/392 variables, 17/17 constraints. Problems are: Problem set: 0 solved, 2096 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/392 variables, 8/25 constraints. Problems are: Problem set: 0 solved, 2096 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:32:38] [INFO ] Deduced a trap composed of 3 places in 218 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:32:38] [INFO ] Deduced a trap composed of 3 places in 121 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:32:38] [INFO ] Deduced a trap composed of 3 places in 94 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:32:39] [INFO ] Deduced a trap composed of 3 places in 81 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:32:39] [INFO ] Deduced a trap composed of 3 places in 62 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:32:39] [INFO ] Deduced a trap composed of 3 places in 46 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:32:39] [INFO ] Deduced a trap composed of 58 places in 124 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:32:40] [INFO ] Deduced a trap composed of 42 places in 144 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:32:40] [INFO ] Deduced a trap composed of 42 places in 155 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:32:40] [INFO ] Deduced a trap composed of 42 places in 149 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:32:41] [INFO ] Deduced a trap composed of 42 places in 139 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:32:41] [INFO ] Deduced a trap composed of 42 places in 146 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:32:41] [INFO ] Deduced a trap composed of 42 places in 151 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:32:41] [INFO ] Deduced a trap composed of 13 places in 66 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:32:41] [INFO ] Deduced a trap composed of 42 places in 156 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:32:42] [INFO ] Deduced a trap composed of 42 places in 134 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:32:42] [INFO ] Deduced a trap composed of 15 places in 116 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:32:42] [INFO ] Deduced a trap composed of 33 places in 99 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:32:43] [INFO ] Deduced a trap composed of 46 places in 202 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:32:43] [INFO ] Deduced a trap composed of 11 places in 127 ms of which 8 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/392 variables, 20/45 constraints. Problems are: Problem set: 0 solved, 2096 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:32:46] [INFO ] Deduced a trap composed of 42 places in 158 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:32:47] [INFO ] Deduced a trap composed of 61 places in 163 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:32:47] [INFO ] Deduced a trap composed of 3 places in 61 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:32:49] [INFO ] Deduced a trap composed of 58 places in 163 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:32:50] [INFO ] Deduced a trap composed of 15 places in 130 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:32:51] [INFO ] Deduced a trap composed of 46 places in 146 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:32:52] [INFO ] Deduced a trap composed of 3 places in 181 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:32:52] [INFO ] Deduced a trap composed of 61 places in 165 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:32:52] [INFO ] Deduced a trap composed of 53 places in 196 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:32:52] [INFO ] Deduced a trap composed of 58 places in 186 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:32:53] [INFO ] Deduced a trap composed of 25 places in 81 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:32:53] [INFO ] Deduced a trap composed of 46 places in 178 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:32:53] [INFO ] Deduced a trap composed of 23 places in 95 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:32:53] [INFO ] Deduced a trap composed of 61 places in 170 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:32:54] [INFO ] Deduced a trap composed of 17 places in 195 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:32:55] [INFO ] Deduced a trap composed of 19 places in 97 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:32:55] [INFO ] Deduced a trap composed of 68 places in 238 ms of which 25 ms to minimize.
SMT process timed out in 30858ms, After SMT, problems are : Problem set: 0 solved, 2096 unsolved
Search for dead transitions found 0 dead transitions in 30861ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 33572 ms. Remains : 392/392 places, 2104/2104 transitions.
Attempting over-approximation, by ignoring read arcs.
Graph (trivial) has 1951 edges and 392 vertex of which 64 / 392 are part of one of the 8 SCC in 0 ms
Free SCC test removed 56 places
Drop transitions (Empty/Sink Transition effects.) removed 216 transitions
Ensure Unique test removed 1400 transitions
Reduce isomorphic transitions removed 1616 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 79 transitions
Trivial Post-agglo rules discarded 79 transitions
Performed 79 trivial Post agglomeration. Transition count delta: 79
Iterating post reduction 0 with 79 rules applied. Total rules applied 80 place count 336 transition count 409
Reduce places removed 79 places and 0 transitions.
Iterating post reduction 1 with 79 rules applied. Total rules applied 159 place count 257 transition count 409
Performed 17 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 17 Pre rules applied. Total rules applied 159 place count 257 transition count 392
Deduced a syphon composed of 17 places in 0 ms
Ensure Unique test removed 8 places
Reduce places removed 25 places and 0 transitions.
Iterating global reduction 2 with 42 rules applied. Total rules applied 201 place count 232 transition count 392
Performed 111 Post agglomeration using F-continuation condition.Transition count delta: 111
Deduced a syphon composed of 111 places in 0 ms
Reduce places removed 111 places and 0 transitions.
Iterating global reduction 2 with 222 rules applied. Total rules applied 423 place count 121 transition count 281
Ensure Unique test removed 55 transitions
Reduce isomorphic transitions removed 55 transitions.
Iterating post reduction 2 with 55 rules applied. Total rules applied 478 place count 121 transition count 226
Performed 8 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 8 places in 0 ms
Reduce places removed 8 places and 0 transitions.
Iterating global reduction 3 with 16 rules applied. Total rules applied 494 place count 113 transition count 226
Drop transitions (Empty/Sink Transition effects.) removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 3 with 8 rules applied. Total rules applied 502 place count 113 transition count 218
Drop transitions (Redundant composition of simpler transitions.) removed 8 transitions
Redundant transition composition rules discarded 8 transitions
Iterating global reduction 4 with 8 rules applied. Total rules applied 510 place count 113 transition count 210
Free-agglomeration rule applied 56 times.
Iterating global reduction 4 with 56 rules applied. Total rules applied 566 place count 113 transition count 154
Reduce places removed 56 places and 0 transitions.
Iterating post reduction 4 with 56 rules applied. Total rules applied 622 place count 57 transition count 154
Partial Free-agglomeration rule applied 8 times.
Drop transitions (Partial Free agglomeration) removed 8 transitions
Iterating global reduction 5 with 8 rules applied. Total rules applied 630 place count 57 transition count 154
Applied a total of 630 rules in 19 ms. Remains 57 /392 variables (removed 335) and now considering 154/2104 (removed 1950) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 154 rows 57 cols
[2025-06-02 07:32:55] [INFO ] Computed 17 invariants in 1 ms
Starting Z3 with timeout 450.0 s and query timeout 45000.0 ms
[2025-06-02 07:32:55] [INFO ] [Real]Absence check using 17 positive place invariants in 2 ms returned sat
[2025-06-02 07:32:55] [INFO ] After 79ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
Starting Z3 with timeout 450.0 s and query timeout 45000.0 ms
[2025-06-02 07:32:55] [INFO ] [Nat]Absence check using 17 positive place invariants in 2 ms returned sat
[2025-06-02 07:32:55] [INFO ] After 27ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2025-06-02 07:32:55] [INFO ] State equation strengthened by 8 read => feed constraints.
[2025-06-02 07:32:55] [INFO ] After 7ms SMT Verify possible using 8 Read/Feed constraints in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:32:55] [INFO ] Deduced a trap composed of 2 places in 32 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:32:55] [INFO ] Deduced a trap composed of 2 places in 26 ms of which 2 ms to minimize.
[2025-06-02 07:32:55] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 82 ms
TRAPS : Iteration 1
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:32:55] [INFO ] Deduced a trap composed of 2 places in 15 ms of which 1 ms to minimize.
[2025-06-02 07:32:55] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 25 ms
TRAPS : Iteration 2
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:32:55] [INFO ] Deduced a trap composed of 2 places in 25 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:32:55] [INFO ] Deduced a trap composed of 2 places in 15 ms of which 1 ms to minimize.
[2025-06-02 07:32:55] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 57 ms
TRAPS : Iteration 3
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:32:55] [INFO ] Deduced a trap composed of 2 places in 24 ms of which 1 ms to minimize.
[2025-06-02 07:32:55] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 34 ms
TRAPS : Iteration 4
[2025-06-02 07:32:55] [INFO ] After 235ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2025-06-02 07:32:55] [INFO ] After 292ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Over-approximation ignoring read arcs solved 0 properties in 397 ms.
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 61 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 32 ms :[true, p0]
Stuttering acceptance computed with spot in 37 ms :[true, p0]
Support contains 2 out of 395 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in SI_LTL mode, iteration 0 : 395/395 places, 2107/2107 transitions.
Applied a total of 0 rules in 55 ms. Remains 395 /395 variables (removed 0) and now considering 2107/2107 (removed 0) transitions.
[2025-06-02 07:32:56] [INFO ] Flow matrix only has 659 transitions (discarded 1448 similar events)
// Phase 1: matrix 659 rows 395 cols
[2025-06-02 07:32:56] [INFO ] Computed 25 invariants in 5 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 07:32:56] [INFO ] Implicit Places using invariants in 493 ms returned []
[2025-06-02 07:32:56] [INFO ] Flow matrix only has 659 transitions (discarded 1448 similar events)
[2025-06-02 07:32:56] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 07:32:56] [INFO ] State equation strengthened by 284 read => feed constraints.
[2025-06-02 07:32:58] [INFO ] Implicit Places using invariants and state equation in 2003 ms returned []
Implicit Place search using SMT with State Equation took 2520 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-02 07:32:58] [INFO ] Redundant transitions in 46 ms returned []
Running 2099 sub problems to find dead transitions.
[2025-06-02 07:32:58] [INFO ] Flow matrix only has 659 transitions (discarded 1448 similar events)
[2025-06-02 07:32:58] [INFO ] Invariant cache hit.
[2025-06-02 07:32:58] [INFO ] State equation strengthened by 284 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/395 variables, 17/17 constraints. Problems are: Problem set: 0 solved, 2099 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/395 variables, 8/25 constraints. Problems are: Problem set: 0 solved, 2099 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:33:12] [INFO ] Deduced a trap composed of 3 places in 208 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:33:13] [INFO ] Deduced a trap composed of 3 places in 128 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:33:13] [INFO ] Deduced a trap composed of 3 places in 105 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:33:13] [INFO ] Deduced a trap composed of 3 places in 91 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:33:13] [INFO ] Deduced a trap composed of 3 places in 81 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:33:13] [INFO ] Deduced a trap composed of 3 places in 41 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:33:13] [INFO ] Deduced a trap composed of 43 places in 145 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:33:14] [INFO ] Deduced a trap composed of 42 places in 153 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:33:15] [INFO ] Deduced a trap composed of 66 places in 177 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:33:15] [INFO ] Deduced a trap composed of 42 places in 169 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:33:15] [INFO ] Deduced a trap composed of 42 places in 154 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:33:15] [INFO ] Deduced a trap composed of 42 places in 157 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:33:15] [INFO ] Deduced a trap composed of 42 places in 153 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:33:16] [INFO ] Deduced a trap composed of 42 places in 138 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:33:16] [INFO ] Deduced a trap composed of 11 places in 72 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:33:16] [INFO ] Deduced a trap composed of 25 places in 72 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:33:16] [INFO ] Deduced a trap composed of 15 places in 171 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:33:17] [INFO ] Deduced a trap composed of 61 places in 176 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:33:17] [INFO ] Deduced a trap composed of 27 places in 67 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:33:17] [INFO ] Deduced a trap composed of 31 places in 71 ms of which 4 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/395 variables, 20/45 constraints. Problems are: Problem set: 0 solved, 2099 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:33:20] [INFO ] Deduced a trap composed of 42 places in 146 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:33:21] [INFO ] Deduced a trap composed of 62 places in 147 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:33:21] [INFO ] Deduced a trap composed of 3 places in 44 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:33:21] [INFO ] Deduced a trap composed of 23 places in 64 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:33:21] [INFO ] Deduced a trap composed of 3 places in 60 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:33:21] [INFO ] Deduced a trap composed of 63 places in 160 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:33:22] [INFO ] Deduced a trap composed of 46 places in 153 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:33:22] [INFO ] Deduced a trap composed of 42 places in 148 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:33:22] [INFO ] Deduced a trap composed of 42 places in 153 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:33:23] [INFO ] Deduced a trap composed of 67 places in 178 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:33:23] [INFO ] Deduced a trap composed of 63 places in 154 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:33:23] [INFO ] Deduced a trap composed of 59 places in 157 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:33:23] [INFO ] Deduced a trap composed of 63 places in 151 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:33:24] [INFO ] Deduced a trap composed of 61 places in 169 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:33:24] [INFO ] Deduced a trap composed of 70 places in 164 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:33:25] [INFO ] Deduced a trap composed of 70 places in 184 ms of which 30 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:33:25] [INFO ] Deduced a trap composed of 70 places in 208 ms of which 34 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:33:25] [INFO ] Deduced a trap composed of 59 places in 193 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:33:25] [INFO ] Deduced a trap composed of 47 places in 161 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:33:26] [INFO ] Deduced a trap composed of 25 places in 150 ms of which 18 ms to minimize.
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
At refinement iteration 3 (INCLUDED_ONLY) 0/395 variables, 20/65 constraints. Problems are: Problem set: 0 solved, 2099 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 395/1054 variables, and 65 constraints, problems are : Problem set: 0 solved, 2099 unsolved in 30036 ms.
Refiners :[Positive P Invariants (semi-flows): 17/17 constraints, Generalized P Invariants (flows): 8/8 constraints, State Equation: 0/395 constraints, ReadFeed: 0/284 constraints, PredecessorRefiner: 2099/2099 constraints, Known Traps: 40/40 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2099 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/395 variables, 17/17 constraints. Problems are: Problem set: 0 solved, 2099 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/395 variables, 8/25 constraints. Problems are: Problem set: 0 solved, 2099 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/395 variables, 40/65 constraints. Problems are: Problem set: 0 solved, 2099 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:33:32] [INFO ] Deduced a trap composed of 69 places in 154 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:33:35] [INFO ] Deduced a trap composed of 46 places in 149 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:33:36] [INFO ] Deduced a trap composed of 58 places in 164 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:33:36] [INFO ] Deduced a trap composed of 47 places in 138 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:33:37] [INFO ] Deduced a trap composed of 46 places in 152 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:33:37] [INFO ] Deduced a trap composed of 13 places in 64 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:33:37] [INFO ] Deduced a trap composed of 58 places in 160 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:33:37] [INFO ] Deduced a trap composed of 15 places in 136 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:33:38] [INFO ] Deduced a trap composed of 61 places in 160 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:33:39] [INFO ] Deduced a trap composed of 58 places in 176 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:33:40] [INFO ] Deduced a trap composed of 55 places in 154 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:33:40] [INFO ] Deduced a trap composed of 54 places in 164 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:33:40] [INFO ] Deduced a trap composed of 62 places in 156 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:33:40] [INFO ] Deduced a trap composed of 49 places in 184 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:33:40] [INFO ] Deduced a trap composed of 51 places in 181 ms of which 30 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:33:41] [INFO ] Deduced a trap composed of 51 places in 171 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:33:41] [INFO ] Deduced a trap composed of 53 places in 181 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:33:41] [INFO ] Deduced a trap composed of 58 places in 159 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:33:41] [INFO ] Deduced a trap composed of 58 places in 166 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:33:41] [INFO ] Deduced a trap composed of 68 places in 171 ms of which 18 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/395 variables, 20/85 constraints. Problems are: Problem set: 0 solved, 2099 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:33:50] [INFO ] Deduced a trap composed of 62 places in 180 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:33:50] [INFO ] Deduced a trap composed of 53 places in 198 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:33:50] [INFO ] Deduced a trap composed of 53 places in 182 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:33:50] [INFO ] Deduced a trap composed of 58 places in 179 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:33:51] [INFO ] Deduced a trap composed of 58 places in 158 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:33:51] [INFO ] Deduced a trap composed of 58 places in 183 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:33:51] [INFO ] Deduced a trap composed of 19 places in 75 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:33:52] [INFO ] Deduced a trap composed of 17 places in 72 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:33:53] [INFO ] Deduced a trap composed of 66 places in 174 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:33:53] [INFO ] Deduced a trap composed of 19 places in 76 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:33:54] [INFO ] Deduced a trap composed of 61 places in 157 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:33:54] [INFO ] Deduced a trap composed of 57 places in 182 ms of which 28 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:33:54] [INFO ] Deduced a trap composed of 57 places in 182 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:33:54] [INFO ] Deduced a trap composed of 58 places in 182 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:33:55] [INFO ] Deduced a trap composed of 23 places in 74 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:33:57] [INFO ] Deduced a trap composed of 21 places in 82 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:33:58] [INFO ] Deduced a trap composed of 46 places in 179 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:33:59] [INFO ] Deduced a trap composed of 61 places in 206 ms of which 28 ms to minimize.
SMT process timed out in 60975ms, After SMT, problems are : Problem set: 0 solved, 2099 unsolved
Search for dead transitions found 0 dead transitions in 60978ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 63610 ms. Remains : 395/395 places, 2107/2107 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 84 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 48 ms :[true, p0]
RANDOM walk for 40000 steps (8 resets) in 159 ms. (250 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 40 ms. (975 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 505107 steps, run timeout after 3001 ms. (steps per millisecond=168 ) properties seen :0 out of 1
Probabilistic random walk after 505107 steps, saw 265115 distinct states, run finished after 3001 ms. (steps per millisecond=168 ) properties seen :0
[2025-06-02 07:34:02] [INFO ] Flow matrix only has 659 transitions (discarded 1448 similar events)
[2025-06-02 07:34:02] [INFO ] Invariant cache hit.
[2025-06-02 07:34:02] [INFO ] State equation strengthened by 284 read => feed constraints.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 52/54 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/54 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 2/56 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/56 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 180/236 variables, 56/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/236 variables, 12/72 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:34:02] [INFO ] Deduced a trap composed of 3 places in 40 ms of which 2 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/236 variables, 1/73 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/236 variables, 0/73 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (OVERLAPS) 154/390 variables, 70/143 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/390 variables, 25/168 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/390 variables, 0/168 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 255/645 variables, 14/182 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/645 variables, 0/182 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 14/659 variables, 7/189 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/659 variables, 0/189 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 395/1054 variables, 269/458 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1054 variables, 247/705 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1054 variables, 0/705 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 0/1054 variables, 0/705 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1054/1054 variables, and 705 constraints, problems are : Problem set: 0 solved, 1 unsolved in 359 ms.
Refiners :[Positive P Invariants (semi-flows): 17/17 constraints, Generalized P Invariants (flows): 8/8 constraints, State Equation: 395/395 constraints, ReadFeed: 284/284 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 52/54 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/54 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 2/56 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/56 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/56 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 180/236 variables, 56/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/236 variables, 12/73 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/236 variables, 0/73 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 154/390 variables, 70/143 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/390 variables, 25/168 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/390 variables, 0/168 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 255/645 variables, 14/182 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/645 variables, 0/182 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 14/659 variables, 7/189 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/659 variables, 1/190 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:34:03] [INFO ] Deduced a trap composed of 11 places in 150 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:34:03] [INFO ] Deduced a trap composed of 3 places in 159 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:34:03] [INFO ] Deduced a trap composed of 15 places in 168 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:34:04] [INFO ] Deduced a trap composed of 3 places in 160 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:34:04] [INFO ] Deduced a trap composed of 3 places in 141 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:34:04] [INFO ] Deduced a trap composed of 17 places in 119 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:34:04] [INFO ] Deduced a trap composed of 19 places in 103 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:34:04] [INFO ] Deduced a trap composed of 3 places in 119 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:34:04] [INFO ] Deduced a trap composed of 3 places in 99 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:34:04] [INFO ] Deduced a trap composed of 21 places in 112 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:34:04] [INFO ] Deduced a trap composed of 23 places in 93 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:34:05] [INFO ] Deduced a trap composed of 3 places in 80 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:34:05] [INFO ] Deduced a trap composed of 25 places in 71 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:34:05] [INFO ] Deduced a trap composed of 3 places in 46 ms of which 2 ms to minimize.
At refinement iteration 16 (INCLUDED_ONLY) 0/659 variables, 14/204 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/659 variables, 0/204 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 395/1054 variables, 269/473 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/1054 variables, 247/720 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/1054 variables, 0/720 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 0/1054 variables, 0/720 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1054/1054 variables, and 720 constraints, problems are : Problem set: 0 solved, 1 unsolved in 2411 ms.
Refiners :[Positive P Invariants (semi-flows): 17/17 constraints, Generalized P Invariants (flows): 8/8 constraints, State Equation: 395/395 constraints, ReadFeed: 284/284 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 15/15 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2781ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 104 ms.
Support contains 2 out of 395 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 395/395 places, 2107/2107 transitions.
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 1 Pre rules applied. Total rules applied 0 place count 395 transition count 2106
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 394 transition count 2106
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 1 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 6 place count 392 transition count 2104
Applied a total of 6 rules in 66 ms. Remains 392 /395 variables (removed 3) and now considering 2104/2107 (removed 3) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 66 ms. Remains : 392/395 places, 2104/2107 transitions.
RANDOM walk for 40000 steps (8 resets) in 169 ms. (235 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 34 ms. (1142 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 501696 steps, run timeout after 3001 ms. (steps per millisecond=167 ) properties seen :0 out of 1
Probabilistic random walk after 501696 steps, saw 260444 distinct states, run finished after 3001 ms. (steps per millisecond=167 ) properties seen :0
[2025-06-02 07:34:08] [INFO ] Flow matrix only has 656 transitions (discarded 1448 similar events)
// Phase 1: matrix 656 rows 392 cols
[2025-06-02 07:34:08] [INFO ] Computed 25 invariants in 1 ms
[2025-06-02 07:34:08] [INFO ] State equation strengthened by 284 read => feed constraints.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 52/54 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/54 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 2/56 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/56 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 180/236 variables, 56/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/236 variables, 12/72 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:34:08] [INFO ] Deduced a trap composed of 3 places in 45 ms of which 3 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/236 variables, 1/73 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/236 variables, 0/73 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (OVERLAPS) 154/390 variables, 70/143 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/390 variables, 25/168 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/390 variables, 0/168 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 251/641 variables, 13/181 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/641 variables, 0/181 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 2/643 variables, 1/182 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/643 variables, 0/182 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 13/656 variables, 7/189 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/656 variables, 0/189 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 392/1048 variables, 266/455 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/1048 variables, 247/702 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/1048 variables, 0/702 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 0/1048 variables, 0/702 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1048/1048 variables, and 702 constraints, problems are : Problem set: 0 solved, 1 unsolved in 366 ms.
Refiners :[Positive P Invariants (semi-flows): 17/17 constraints, Generalized P Invariants (flows): 8/8 constraints, State Equation: 392/392 constraints, ReadFeed: 284/284 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 52/54 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/54 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 2/56 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/56 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/56 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 180/236 variables, 56/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/236 variables, 12/73 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/236 variables, 0/73 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 154/390 variables, 70/143 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/390 variables, 25/168 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/390 variables, 0/168 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 251/641 variables, 13/181 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/641 variables, 0/181 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 2/643 variables, 1/182 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/643 variables, 0/182 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 13/656 variables, 7/189 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/656 variables, 1/190 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:34:09] [INFO ] Deduced a trap composed of 3 places in 156 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:34:09] [INFO ] Deduced a trap composed of 11 places in 179 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:34:09] [INFO ] Deduced a trap composed of 15 places in 174 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:34:10] [INFO ] Deduced a trap composed of 3 places in 128 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:34:10] [INFO ] Deduced a trap composed of 3 places in 165 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:34:10] [INFO ] Deduced a trap composed of 17 places in 126 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:34:10] [INFO ] Deduced a trap composed of 19 places in 154 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:34:10] [INFO ] Deduced a trap composed of 3 places in 120 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:34:10] [INFO ] Deduced a trap composed of 21 places in 115 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:34:11] [INFO ] Deduced a trap composed of 3 places in 111 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:34:11] [INFO ] Deduced a trap composed of 23 places in 104 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:34:11] [INFO ] Deduced a trap composed of 25 places in 82 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:34:11] [INFO ] Deduced a trap composed of 3 places in 37 ms of which 2 ms to minimize.
At refinement iteration 18 (INCLUDED_ONLY) 0/656 variables, 13/203 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/656 variables, 0/203 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 392/1048 variables, 266/469 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/1048 variables, 247/716 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/1048 variables, 0/716 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/1048 variables, 0/716 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1048/1048 variables, and 716 constraints, problems are : Problem set: 0 solved, 1 unsolved in 2356 ms.
Refiners :[Positive P Invariants (semi-flows): 17/17 constraints, Generalized P Invariants (flows): 8/8 constraints, State Equation: 392/392 constraints, ReadFeed: 284/284 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 14/14 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2759ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 69 ms.
Support contains 2 out of 392 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 392/392 places, 2104/2104 transitions.
Applied a total of 0 rules in 53 ms. Remains 392 /392 variables (removed 0) and now considering 2104/2104 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 53 ms. Remains : 392/392 places, 2104/2104 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 392/392 places, 2104/2104 transitions.
Applied a total of 0 rules in 52 ms. Remains 392 /392 variables (removed 0) and now considering 2104/2104 (removed 0) transitions.
[2025-06-02 07:34:11] [INFO ] Flow matrix only has 656 transitions (discarded 1448 similar events)
[2025-06-02 07:34:11] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 07:34:12] [INFO ] Implicit Places using invariants in 526 ms returned []
[2025-06-02 07:34:12] [INFO ] Flow matrix only has 656 transitions (discarded 1448 similar events)
[2025-06-02 07:34:12] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 07:34:12] [INFO ] State equation strengthened by 284 read => feed constraints.
[2025-06-02 07:34:14] [INFO ] Implicit Places using invariants and state equation in 1937 ms returned []
Implicit Place search using SMT with State Equation took 2472 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-02 07:34:14] [INFO ] Redundant transitions in 46 ms returned []
Running 2096 sub problems to find dead transitions.
[2025-06-02 07:34:14] [INFO ] Flow matrix only has 656 transitions (discarded 1448 similar events)
[2025-06-02 07:34:14] [INFO ] Invariant cache hit.
[2025-06-02 07:34:14] [INFO ] State equation strengthened by 284 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/392 variables, 17/17 constraints. Problems are: Problem set: 0 solved, 2096 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/392 variables, 8/25 constraints. Problems are: Problem set: 0 solved, 2096 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:34:28] [INFO ] Deduced a trap composed of 3 places in 224 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:34:28] [INFO ] Deduced a trap composed of 3 places in 113 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:34:28] [INFO ] Deduced a trap composed of 3 places in 102 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:34:28] [INFO ] Deduced a trap composed of 3 places in 86 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:34:29] [INFO ] Deduced a trap composed of 3 places in 84 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:34:29] [INFO ] Deduced a trap composed of 3 places in 64 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:34:29] [INFO ] Deduced a trap composed of 58 places in 136 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:34:30] [INFO ] Deduced a trap composed of 42 places in 163 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:34:30] [INFO ] Deduced a trap composed of 42 places in 157 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:34:30] [INFO ] Deduced a trap composed of 42 places in 155 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:34:31] [INFO ] Deduced a trap composed of 42 places in 158 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:34:31] [INFO ] Deduced a trap composed of 42 places in 177 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:34:31] [INFO ] Deduced a trap composed of 42 places in 140 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:34:31] [INFO ] Deduced a trap composed of 13 places in 87 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:34:32] [INFO ] Deduced a trap composed of 42 places in 167 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:34:32] [INFO ] Deduced a trap composed of 42 places in 154 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:34:32] [INFO ] Deduced a trap composed of 15 places in 133 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:34:32] [INFO ] Deduced a trap composed of 33 places in 94 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:34:33] [INFO ] Deduced a trap composed of 46 places in 216 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:34:33] [INFO ] Deduced a trap composed of 11 places in 126 ms of which 9 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/392 variables, 20/45 constraints. Problems are: Problem set: 0 solved, 2096 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:34:36] [INFO ] Deduced a trap composed of 42 places in 166 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:34:37] [INFO ] Deduced a trap composed of 61 places in 148 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:34:37] [INFO ] Deduced a trap composed of 3 places in 58 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:34:39] [INFO ] Deduced a trap composed of 58 places in 175 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:34:39] [INFO ] Deduced a trap composed of 15 places in 152 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:34:41] [INFO ] Deduced a trap composed of 46 places in 143 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:34:41] [INFO ] Deduced a trap composed of 3 places in 172 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:34:41] [INFO ] Deduced a trap composed of 61 places in 157 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:34:42] [INFO ] Deduced a trap composed of 53 places in 198 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:34:42] [INFO ] Deduced a trap composed of 58 places in 187 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:34:42] [INFO ] Deduced a trap composed of 25 places in 83 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:34:42] [INFO ] Deduced a trap composed of 46 places in 196 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:34:42] [INFO ] Deduced a trap composed of 23 places in 91 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:34:43] [INFO ] Deduced a trap composed of 61 places in 179 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:34:43] [INFO ] Deduced a trap composed of 17 places in 187 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:34:44] [INFO ] Deduced a trap composed of 19 places in 129 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:34:44] [INFO ] Deduced a trap composed of 68 places in 217 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:34:44] [INFO ] Deduced a trap composed of 29 places in 85 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:34:44] [INFO ] Deduced a trap composed of 46 places in 192 ms of which 17 ms to minimize.
SMT process timed out in 30617ms, After SMT, problems are : Problem set: 0 solved, 2096 unsolved
Search for dead transitions found 0 dead transitions in 30620ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 33201 ms. Remains : 392/392 places, 2104/2104 transitions.
Attempting over-approximation, by ignoring read arcs.
Graph (trivial) has 1951 edges and 392 vertex of which 64 / 392 are part of one of the 8 SCC in 1 ms
Free SCC test removed 56 places
Drop transitions (Empty/Sink Transition effects.) removed 216 transitions
Ensure Unique test removed 1400 transitions
Reduce isomorphic transitions removed 1616 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 79 transitions
Trivial Post-agglo rules discarded 79 transitions
Performed 79 trivial Post agglomeration. Transition count delta: 79
Iterating post reduction 0 with 79 rules applied. Total rules applied 80 place count 336 transition count 409
Reduce places removed 79 places and 0 transitions.
Iterating post reduction 1 with 79 rules applied. Total rules applied 159 place count 257 transition count 409
Performed 17 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 17 Pre rules applied. Total rules applied 159 place count 257 transition count 392
Deduced a syphon composed of 17 places in 0 ms
Ensure Unique test removed 8 places
Reduce places removed 25 places and 0 transitions.
Iterating global reduction 2 with 42 rules applied. Total rules applied 201 place count 232 transition count 392
Performed 111 Post agglomeration using F-continuation condition.Transition count delta: 111
Deduced a syphon composed of 111 places in 0 ms
Reduce places removed 111 places and 0 transitions.
Iterating global reduction 2 with 222 rules applied. Total rules applied 423 place count 121 transition count 281
Ensure Unique test removed 55 transitions
Reduce isomorphic transitions removed 55 transitions.
Iterating post reduction 2 with 55 rules applied. Total rules applied 478 place count 121 transition count 226
Performed 8 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 8 places in 0 ms
Reduce places removed 8 places and 0 transitions.
Iterating global reduction 3 with 16 rules applied. Total rules applied 494 place count 113 transition count 226
Drop transitions (Empty/Sink Transition effects.) removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 3 with 8 rules applied. Total rules applied 502 place count 113 transition count 218
Drop transitions (Redundant composition of simpler transitions.) removed 8 transitions
Redundant transition composition rules discarded 8 transitions
Iterating global reduction 4 with 8 rules applied. Total rules applied 510 place count 113 transition count 210
Free-agglomeration rule applied 56 times.
Iterating global reduction 4 with 56 rules applied. Total rules applied 566 place count 113 transition count 154
Reduce places removed 56 places and 0 transitions.
Iterating post reduction 4 with 56 rules applied. Total rules applied 622 place count 57 transition count 154
Partial Free-agglomeration rule applied 8 times.
Drop transitions (Partial Free agglomeration) removed 8 transitions
Iterating global reduction 5 with 8 rules applied. Total rules applied 630 place count 57 transition count 154
Applied a total of 630 rules in 40 ms. Remains 57 /392 variables (removed 335) and now considering 154/2104 (removed 1950) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 154 rows 57 cols
[2025-06-02 07:34:44] [INFO ] Computed 17 invariants in 1 ms
Starting Z3 with timeout 450.0 s and query timeout 45000.0 ms
[2025-06-02 07:34:45] [INFO ] [Real]Absence check using 17 positive place invariants in 2 ms returned sat
[2025-06-02 07:34:45] [INFO ] After 75ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
Starting Z3 with timeout 450.0 s and query timeout 45000.0 ms
[2025-06-02 07:34:45] [INFO ] [Nat]Absence check using 17 positive place invariants in 2 ms returned sat
[2025-06-02 07:34:45] [INFO ] After 29ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2025-06-02 07:34:45] [INFO ] State equation strengthened by 8 read => feed constraints.
[2025-06-02 07:34:45] [INFO ] After 7ms SMT Verify possible using 8 Read/Feed constraints in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:34:45] [INFO ] Deduced a trap composed of 2 places in 34 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:34:45] [INFO ] Deduced a trap composed of 2 places in 17 ms of which 1 ms to minimize.
[2025-06-02 07:34:45] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 74 ms
TRAPS : Iteration 1
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:34:45] [INFO ] Deduced a trap composed of 2 places in 19 ms of which 1 ms to minimize.
[2025-06-02 07:34:45] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 30 ms
TRAPS : Iteration 2
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:34:45] [INFO ] Deduced a trap composed of 2 places in 27 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:34:45] [INFO ] Deduced a trap composed of 2 places in 17 ms of which 1 ms to minimize.
[2025-06-02 07:34:45] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 69 ms
TRAPS : Iteration 3
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:34:45] [INFO ] Deduced a trap composed of 2 places in 20 ms of which 1 ms to minimize.
[2025-06-02 07:34:45] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 30 ms
TRAPS : Iteration 4
[2025-06-02 07:34:45] [INFO ] After 267ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2025-06-02 07:34:45] [INFO ] After 354ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Over-approximation ignoring read arcs solved 0 properties in 475 ms.
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 62 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 43 ms :[true, p0]
Stuttering acceptance computed with spot in 43 ms :[true, p0]
Stuttering acceptance computed with spot in 42 ms :[true, p0]
Product exploration explored 100000 steps with 0 reset in 229 ms.
Product exploration explored 100000 steps with 0 reset in 273 ms.
Built C files in :
/tmp/ltsmin10746705879166982549
[2025-06-02 07:34:46] [INFO ] Too many transitions (2107) to apply POR reductions. Disabling POR matrices.
[2025-06-02 07:34:46] [INFO ] Built C files in 22ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin10746705879166982549
Running compilation step : cd /tmp/ltsmin10746705879166982549;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
WARNING : LTS min runner thread failed on error :java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin10746705879166982549;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c' killed by timeout after 3 SECONDS
java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin10746705879166982549;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c' killed by timeout after 3 SECONDS
at fr.lip6.move.gal.application.runner.ltsmin.LTSminRunner$1.run(LTSminRunner.java:93)
at java.base/java.lang.Thread.run(Thread.java:1583)
Support contains 2 out of 395 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 395/395 places, 2107/2107 transitions.
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 1 Pre rules applied. Total rules applied 0 place count 395 transition count 2106
Deduced a syphon composed of 1 places in 2 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 394 transition count 2106
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 2 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 6 place count 392 transition count 2104
Applied a total of 6 rules in 71 ms. Remains 392 /395 variables (removed 3) and now considering 2104/2107 (removed 3) transitions.
[2025-06-02 07:34:49] [INFO ] Flow matrix only has 656 transitions (discarded 1448 similar events)
// Phase 1: matrix 656 rows 392 cols
[2025-06-02 07:34:49] [INFO ] Computed 25 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 07:34:49] [INFO ] Implicit Places using invariants in 551 ms returned []
[2025-06-02 07:34:49] [INFO ] Flow matrix only has 656 transitions (discarded 1448 similar events)
[2025-06-02 07:34:49] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 07:34:50] [INFO ] State equation strengthened by 284 read => feed constraints.
[2025-06-02 07:34:51] [INFO ] Implicit Places using invariants and state equation in 2007 ms returned []
Implicit Place search using SMT with State Equation took 2578 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-02 07:34:51] [INFO ] Redundant transitions in 43 ms returned []
Running 2096 sub problems to find dead transitions.
[2025-06-02 07:34:51] [INFO ] Flow matrix only has 656 transitions (discarded 1448 similar events)
[2025-06-02 07:34:51] [INFO ] Invariant cache hit.
[2025-06-02 07:34:51] [INFO ] State equation strengthened by 284 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/392 variables, 17/17 constraints. Problems are: Problem set: 0 solved, 2096 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/392 variables, 8/25 constraints. Problems are: Problem set: 0 solved, 2096 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:35:06] [INFO ] Deduced a trap composed of 3 places in 208 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:35:06] [INFO ] Deduced a trap composed of 3 places in 121 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:35:06] [INFO ] Deduced a trap composed of 3 places in 100 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:35:06] [INFO ] Deduced a trap composed of 3 places in 89 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:35:06] [INFO ] Deduced a trap composed of 3 places in 70 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:35:06] [INFO ] Deduced a trap composed of 3 places in 45 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:35:06] [INFO ] Deduced a trap composed of 58 places in 137 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:35:07] [INFO ] Deduced a trap composed of 42 places in 133 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:35:08] [INFO ] Deduced a trap composed of 42 places in 150 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:35:08] [INFO ] Deduced a trap composed of 42 places in 152 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:35:08] [INFO ] Deduced a trap composed of 42 places in 156 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:35:08] [INFO ] Deduced a trap composed of 42 places in 161 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:35:09] [INFO ] Deduced a trap composed of 42 places in 151 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:35:09] [INFO ] Deduced a trap composed of 13 places in 84 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:35:09] [INFO ] Deduced a trap composed of 42 places in 171 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:35:09] [INFO ] Deduced a trap composed of 42 places in 158 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:35:10] [INFO ] Deduced a trap composed of 15 places in 120 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:35:10] [INFO ] Deduced a trap composed of 33 places in 89 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:35:10] [INFO ] Deduced a trap composed of 46 places in 207 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:35:10] [INFO ] Deduced a trap composed of 11 places in 116 ms of which 9 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/392 variables, 20/45 constraints. Problems are: Problem set: 0 solved, 2096 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:35:14] [INFO ] Deduced a trap composed of 42 places in 154 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:35:14] [INFO ] Deduced a trap composed of 61 places in 214 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:35:14] [INFO ] Deduced a trap composed of 3 places in 50 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:35:17] [INFO ] Deduced a trap composed of 58 places in 165 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:35:17] [INFO ] Deduced a trap composed of 15 places in 249 ms of which 35 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:35:18] [INFO ] Deduced a trap composed of 46 places in 169 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:35:19] [INFO ] Deduced a trap composed of 3 places in 181 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:35:19] [INFO ] Deduced a trap composed of 61 places in 184 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:35:19] [INFO ] Deduced a trap composed of 53 places in 228 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:35:20] [INFO ] Deduced a trap composed of 58 places in 188 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:35:20] [INFO ] Deduced a trap composed of 25 places in 88 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:35:20] [INFO ] Deduced a trap composed of 46 places in 200 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:35:20] [INFO ] Deduced a trap composed of 23 places in 85 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:35:21] [INFO ] Deduced a trap composed of 61 places in 190 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:35:21] [INFO ] Deduced a trap composed of 17 places in 223 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:35:22] [INFO ] Deduced a trap composed of 19 places in 132 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:35:22] [INFO ] Deduced a trap composed of 68 places in 221 ms of which 25 ms to minimize.
SMT process timed out in 30657ms, After SMT, problems are : Problem set: 0 solved, 2096 unsolved
Search for dead transitions found 0 dead transitions in 30660ms
Starting structural reductions in SI_LTL mode, iteration 1 : 392/395 places, 2104/2107 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 33361 ms. Remains : 392/395 places, 2104/2107 transitions.
Built C files in :
/tmp/ltsmin12445041142397219147
[2025-06-02 07:35:22] [INFO ] Too many transitions (2104) to apply POR reductions. Disabling POR matrices.
[2025-06-02 07:35:22] [INFO ] Built C files in 18ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin12445041142397219147
Running compilation step : cd /tmp/ltsmin12445041142397219147;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
WARNING : LTS min runner thread failed on error :java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin12445041142397219147;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c' killed by timeout after 3 SECONDS
java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin12445041142397219147;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c' killed by timeout after 3 SECONDS
at fr.lip6.move.gal.application.runner.ltsmin.LTSminRunner$1.run(LTSminRunner.java:93)
at java.base/java.lang.Thread.run(Thread.java:1583)
[2025-06-02 07:35:25] [INFO ] Flatten gal took : 99 ms
[2025-06-02 07:35:25] [INFO ] Flatten gal took : 82 ms
[2025-06-02 07:35:25] [INFO ] Time to serialize gal into /tmp/LTL15612436933090367901.gal : 24 ms
[2025-06-02 07:35:25] [INFO ] Time to serialize properties into /tmp/LTL13774200801117874977.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL15612436933090367901.gal' '-t' 'CGAL' '-hoa' '/tmp/aut18219946434429711992.hoa' '-atoms' '/tmp/LTL13774200801117874977.prop' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...320
Loading property file /tmp/LTL13774200801117874977.prop.
Loaded 1 atomic propositions.
Checking formula 0 provided in automaton : /tmp/aut18219946434429711992.hoa
Detected timeout of ITS tools.
[2025-06-02 07:35:40] [INFO ] Flatten gal took : 43 ms
[2025-06-02 07:35:41] [INFO ] Flatten gal took : 45 ms
[2025-06-02 07:35:41] [INFO ] Time to serialize gal into /tmp/LTL12719068419973998864.gal : 7 ms
[2025-06-02 07:35:41] [INFO ] Time to serialize properties into /tmp/LTL12334931710213867662.ltl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL12719068419973998864.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL12334931710213867662.ltl' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...277
Read 1 LTL properties
Checking formula 0 : !((G((X((X(F(("(p12_0_2!=1)")&&(X(F("(p08_2_7!=1)"))))))||(G("((turn_5!=1)||(p27_1!=1))"))))&&("((turn_5!=1)||(p27_1!=1))"))))
Formula 0 simplified : F(!"((turn_5!=1)||(p27_1!=1))" | X(XG(!"(p12_0_2!=1)" | XG!"(p08_2_7!=1)") & F!"((turn_5!=1)||(p27_1!=1))"))
Detected timeout of ITS tools.
[2025-06-02 07:35:56] [INFO ] Flatten gal took : 43 ms
[2025-06-02 07:35:56] [INFO ] Applying decomposition
[2025-06-02 07:35:56] [INFO ] Flatten gal took : 44 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/graph4052335721872692930.txt' '-o' '/tmp/graph4052335721872692930.bin' '-w' '/tmp/graph4052335721872692930.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph4052335721872692930.bin' '-l' '-1' '-v' '-w' '/tmp/graph4052335721872692930.weights' '-q' '0' '-e' '0.001'
[2025-06-02 07:35:56] [INFO ] Decomposing Gal with order
[2025-06-02 07:35:56] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-02 07:35:56] [INFO ] Removed a total of 4387 redundant transitions.
[2025-06-02 07:35:56] [INFO ] Flatten gal took : 166 ms
[2025-06-02 07:35:56] [INFO ] Fuse similar labels procedure discarded/fused a total of 486 labels/synchronizations in 69 ms.
[2025-06-02 07:35:56] [INFO ] Time to serialize gal into /tmp/LTL2936256557592888293.gal : 10 ms
[2025-06-02 07:35:56] [INFO ] Time to serialize properties into /tmp/LTL6040279925335294709.ltl : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL2936256557592888293.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL6040279925335294709.ltl' '-c' '-stutter-deadlock'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...254
Read 1 LTL properties
Checking formula 0 : !((G((X((X(F(("(u6.p12_0_2!=1)")&&(X(F("(u8.p08_2_7!=1)"))))))||(G("((i12.i1.u57.turn_5!=1)||(i2.u59.p27_1!=1))"))))&&("((i12.i1.u57.t...189
Formula 0 simplified : F(!"((i12.i1.u57.turn_5!=1)||(i2.u59.p27_1!=1))" | X(XG(!"(u6.p12_0_2!=1)" | XG!"(u8.p08_2_7!=1)") & F!"((i12.i1.u57.turn_5!=1)||(i2...173
Detected timeout of ITS tools.
Treatment of property EisenbergMcGuire-PT-08-LTLFireability-06 finished in 306634 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(X(G(p0)))))'
Support contains 4 out of 664 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 664/664 places, 2432/2432 transitions.
Discarding 7 places :
Symmetric choice reduction at 0 with 7 rule applications. Total rules 7 place count 657 transition count 2376
Iterating global reduction 0 with 7 rules applied. Total rules applied 14 place count 657 transition count 2376
Applied a total of 14 rules in 29 ms. Remains 657 /664 variables (removed 7) and now considering 2376/2432 (removed 56) transitions.
[2025-06-02 07:36:11] [INFO ] Flow matrix only has 928 transitions (discarded 1448 similar events)
// Phase 1: matrix 928 rows 657 cols
[2025-06-02 07:36:11] [INFO ] Computed 25 invariants in 5 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 07:36:12] [INFO ] Implicit Places using invariants in 657 ms returned []
[2025-06-02 07:36:12] [INFO ] Flow matrix only has 928 transitions (discarded 1448 similar events)
[2025-06-02 07:36:12] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 07:36:12] [INFO ] State equation strengthened by 291 read => feed constraints.
[2025-06-02 07:36:16] [INFO ] Implicit Places using invariants and state equation in 3986 ms returned []
Implicit Place search using SMT with State Equation took 4654 ms to find 0 implicit places.
Running 2368 sub problems to find dead transitions.
[2025-06-02 07:36:16] [INFO ] Flow matrix only has 928 transitions (discarded 1448 similar events)
[2025-06-02 07:36:16] [INFO ] Invariant cache hit.
[2025-06-02 07:36:16] [INFO ] State equation strengthened by 291 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/657 variables, 17/17 constraints. Problems are: Problem set: 0 solved, 2368 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/657 variables, 8/25 constraints. Problems are: Problem set: 0 solved, 2368 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:36:40] [INFO ] Deduced a trap composed of 20 places in 213 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:36:40] [INFO ] Deduced a trap composed of 23 places in 171 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:36:40] [INFO ] Deduced a trap composed of 26 places in 152 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:36:41] [INFO ] Deduced a trap composed of 29 places in 133 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:36:41] [INFO ] Deduced a trap composed of 32 places in 104 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:36:41] [INFO ] Deduced a trap composed of 35 places in 271 ms of which 32 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:36:41] [INFO ] Deduced a trap composed of 26 places in 172 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:36:41] [INFO ] Deduced a trap composed of 29 places in 149 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:36:42] [INFO ] Deduced a trap composed of 38 places in 139 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:36:42] [INFO ] Deduced a trap composed of 41 places in 112 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:36:42] [INFO ] Deduced a trap composed of 44 places in 277 ms of which 38 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:36:42] [INFO ] Deduced a trap composed of 32 places in 102 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:36:42] [INFO ] Deduced a trap composed of 44 places in 121 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:36:42] [INFO ] Deduced a trap composed of 50 places in 92 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:36:43] [INFO ] Deduced a trap composed of 76 places in 226 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:36:43] [INFO ] Deduced a trap composed of 76 places in 375 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:36:45] [INFO ] Deduced a trap composed of 51 places in 323 ms of which 47 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:36:46] [INFO ] Deduced a trap composed of 68 places in 309 ms of which 38 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:36:46] [INFO ] Deduced a trap composed of 51 places in 283 ms of which 44 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:36:46] [INFO ] Deduced a trap composed of 68 places in 256 ms of which 33 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/657 variables, 20/45 constraints. Problems are: Problem set: 0 solved, 2368 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 657/1585 variables, and 45 constraints, problems are : Problem set: 0 solved, 2368 unsolved in 30044 ms.
Refiners :[Positive P Invariants (semi-flows): 17/17 constraints, Generalized P Invariants (flows): 8/8 constraints, State Equation: 0/657 constraints, ReadFeed: 0/291 constraints, PredecessorRefiner: 2368/2368 constraints, Known Traps: 20/20 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2368 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/657 variables, 17/17 constraints. Problems are: Problem set: 0 solved, 2368 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/657 variables, 8/25 constraints. Problems are: Problem set: 0 solved, 2368 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/657 variables, 20/45 constraints. Problems are: Problem set: 0 solved, 2368 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:36:49] [INFO ] Deduced a trap composed of 3 places in 166 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:36:49] [INFO ] Deduced a trap composed of 3 places in 185 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:36:50] [INFO ] Deduced a trap composed of 3 places in 152 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:36:50] [INFO ] Deduced a trap composed of 3 places in 111 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:36:50] [INFO ] Deduced a trap composed of 35 places in 269 ms of which 39 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:36:50] [INFO ] Deduced a trap composed of 41 places in 259 ms of which 38 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:36:50] [INFO ] Deduced a trap composed of 38 places in 108 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:36:51] [INFO ] Deduced a trap composed of 47 places in 215 ms of which 35 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:36:53] [INFO ] Deduced a trap composed of 92 places in 344 ms of which 71 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:36:54] [INFO ] Deduced a trap composed of 104 places in 328 ms of which 65 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:36:54] [INFO ] Deduced a trap composed of 92 places in 257 ms of which 40 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:36:54] [INFO ] Deduced a trap composed of 104 places in 255 ms of which 50 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:36:55] [INFO ] Deduced a trap composed of 108 places in 311 ms of which 37 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:36:56] [INFO ] Deduced a trap composed of 104 places in 234 ms of which 35 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:36:56] [INFO ] Deduced a trap composed of 104 places in 242 ms of which 31 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:36:57] [INFO ] Deduced a trap composed of 104 places in 302 ms of which 60 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:36:57] [INFO ] Deduced a trap composed of 104 places in 238 ms of which 34 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:36:58] [INFO ] Deduced a trap composed of 76 places in 278 ms of which 42 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:36:58] [INFO ] Deduced a trap composed of 104 places in 245 ms of which 36 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:36:59] [INFO ] Deduced a trap composed of 104 places in 196 ms of which 33 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/657 variables, 20/65 constraints. Problems are: Problem set: 0 solved, 2368 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:37:00] [INFO ] Deduced a trap composed of 3 places in 51 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:37:00] [INFO ] Deduced a trap composed of 3 places in 61 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:37:02] [INFO ] Deduced a trap composed of 3 places in 76 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:37:03] [INFO ] Deduced a trap composed of 20 places in 149 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:37:03] [INFO ] Deduced a trap composed of 26 places in 253 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:37:03] [INFO ] Deduced a trap composed of 90 places in 276 ms of which 38 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:37:04] [INFO ] Deduced a trap composed of 14 places in 258 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:37:06] [INFO ] Deduced a trap composed of 92 places in 256 ms of which 54 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:37:06] [INFO ] Deduced a trap composed of 3 places in 48 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:37:08] [INFO ] Deduced a trap composed of 51 places in 312 ms of which 49 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:37:08] [INFO ] Deduced a trap composed of 51 places in 306 ms of which 52 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:37:09] [INFO ] Deduced a trap composed of 51 places in 316 ms of which 52 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:37:09] [INFO ] Deduced a trap composed of 51 places in 309 ms of which 52 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:37:09] [INFO ] Deduced a trap composed of 52 places in 340 ms of which 55 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:37:10] [INFO ] Deduced a trap composed of 51 places in 346 ms of which 53 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:37:10] [INFO ] Deduced a trap composed of 51 places in 303 ms of which 49 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:37:11] [INFO ] Deduced a trap composed of 51 places in 292 ms of which 45 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:37:11] [INFO ] Deduced a trap composed of 51 places in 306 ms of which 46 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:37:11] [INFO ] Deduced a trap composed of 52 places in 290 ms of which 49 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:37:12] [INFO ] Deduced a trap composed of 51 places in 304 ms of which 48 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/657 variables, 20/85 constraints. Problems are: Problem set: 0 solved, 2368 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:37:13] [INFO ] Deduced a trap composed of 90 places in 195 ms of which 43 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 657/1585 variables, and 86 constraints, problems are : Problem set: 0 solved, 2368 unsolved in 30040 ms.
Refiners :[Positive P Invariants (semi-flows): 17/17 constraints, Generalized P Invariants (flows): 8/8 constraints, State Equation: 0/657 constraints, ReadFeed: 0/291 constraints, PredecessorRefiner: 0/2368 constraints, Known Traps: 61/61 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60831ms problems are : Problem set: 0 solved, 2368 unsolved
Search for dead transitions found 0 dead transitions in 60835ms
Starting structural reductions in LTL mode, iteration 1 : 657/664 places, 2376/2432 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 65530 ms. Remains : 657/664 places, 2376/2432 transitions.
Stuttering acceptance computed with spot in 178 ms :[true, (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : EisenbergMcGuire-PT-08-LTLFireability-07
Product exploration explored 100000 steps with 0 reset in 237 ms.
Product exploration explored 100000 steps with 0 reset in 326 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [p0]
False Knowledge obtained : []
Knowledge based reduction with 1 factoid took 89 ms. Reduced automaton from 5 states, 6 edges and 1 AP (stutter sensitive) to 5 states, 6 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 166 ms :[true, (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
RANDOM walk for 40000 steps (8 resets) in 119 ms. (333 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 128 ms. (310 steps per ms) remains 1/1 properties
Finished probabilistic random walk after 41425 steps, run visited all 1 properties in 263 ms. (steps per millisecond=157 )
Probabilistic random walk after 41425 steps, saw 32511 distinct states, run finished after 267 ms. (steps per millisecond=155 ) properties seen :1
Knowledge obtained : [p0]
False Knowledge obtained : [(F (NOT p0))]
Knowledge based reduction with 1 factoid took 114 ms. Reduced automaton from 5 states, 6 edges and 1 AP (stutter sensitive) to 5 states, 6 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 166 ms :[true, (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 179 ms :[true, (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Support contains 4 out of 657 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 657/657 places, 2376/2376 transitions.
Applied a total of 0 rules in 16 ms. Remains 657 /657 variables (removed 0) and now considering 2376/2376 (removed 0) transitions.
[2025-06-02 07:37:19] [INFO ] Flow matrix only has 928 transitions (discarded 1448 similar events)
[2025-06-02 07:37:19] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 07:37:19] [INFO ] Implicit Places using invariants in 681 ms returned []
[2025-06-02 07:37:19] [INFO ] Flow matrix only has 928 transitions (discarded 1448 similar events)
[2025-06-02 07:37:19] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 07:37:19] [INFO ] State equation strengthened by 291 read => feed constraints.
[2025-06-02 07:37:23] [INFO ] Implicit Places using invariants and state equation in 4148 ms returned []
Implicit Place search using SMT with State Equation took 4836 ms to find 0 implicit places.
Running 2368 sub problems to find dead transitions.
[2025-06-02 07:37:23] [INFO ] Flow matrix only has 928 transitions (discarded 1448 similar events)
[2025-06-02 07:37:23] [INFO ] Invariant cache hit.
[2025-06-02 07:37:23] [INFO ] State equation strengthened by 291 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/657 variables, 17/17 constraints. Problems are: Problem set: 0 solved, 2368 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/657 variables, 8/25 constraints. Problems are: Problem set: 0 solved, 2368 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:37:48] [INFO ] Deduced a trap composed of 20 places in 212 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:37:48] [INFO ] Deduced a trap composed of 23 places in 185 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:37:48] [INFO ] Deduced a trap composed of 26 places in 170 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:37:48] [INFO ] Deduced a trap composed of 29 places in 136 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:37:49] [INFO ] Deduced a trap composed of 32 places in 104 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:37:49] [INFO ] Deduced a trap composed of 35 places in 276 ms of which 30 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:37:49] [INFO ] Deduced a trap composed of 26 places in 181 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:37:49] [INFO ] Deduced a trap composed of 29 places in 157 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:37:49] [INFO ] Deduced a trap composed of 38 places in 159 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:37:50] [INFO ] Deduced a trap composed of 41 places in 110 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:37:50] [INFO ] Deduced a trap composed of 44 places in 271 ms of which 39 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:37:50] [INFO ] Deduced a trap composed of 32 places in 75 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:37:50] [INFO ] Deduced a trap composed of 44 places in 111 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:37:50] [INFO ] Deduced a trap composed of 50 places in 81 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:37:51] [INFO ] Deduced a trap composed of 76 places in 209 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:37:51] [INFO ] Deduced a trap composed of 76 places in 192 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:37:53] [INFO ] Deduced a trap composed of 51 places in 332 ms of which 50 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:37:54] [INFO ] Deduced a trap composed of 68 places in 305 ms of which 39 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:37:54] [INFO ] Deduced a trap composed of 51 places in 296 ms of which 45 ms to minimize.
SMT process timed out in 30768ms, After SMT, problems are : Problem set: 0 solved, 2368 unsolved
Search for dead transitions found 0 dead transitions in 30772ms
Finished structural reductions in LTL mode , in 1 iterations and 35640 ms. Remains : 657/657 places, 2376/2376 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [p0]
False Knowledge obtained : []
Knowledge based reduction with 1 factoid took 73 ms. Reduced automaton from 5 states, 6 edges and 1 AP (stutter sensitive) to 5 states, 6 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 187 ms :[true, (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
RANDOM walk for 40000 steps (8 resets) in 278 ms. (143 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 47 ms. (833 steps per ms) remains 1/1 properties
Finished probabilistic random walk after 41425 steps, run visited all 1 properties in 268 ms. (steps per millisecond=154 )
Probabilistic random walk after 41425 steps, saw 32511 distinct states, run finished after 269 ms. (steps per millisecond=153 ) properties seen :1
Knowledge obtained : [p0]
False Knowledge obtained : [(F (NOT p0))]
Knowledge based reduction with 1 factoid took 117 ms. Reduced automaton from 5 states, 6 edges and 1 AP (stutter sensitive) to 5 states, 6 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 163 ms :[true, (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 141 ms :[true, (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 169 ms :[true, (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 0 reset in 254 ms.
Product exploration explored 100000 steps with 0 reset in 318 ms.
Applying partial POR strategy [true, true, false, false, false]
Stuttering acceptance computed with spot in 151 ms :[true, (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Support contains 4 out of 657 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 657/657 places, 2376/2376 transitions.
Performed 8 Post agglomeration using F-continuation condition.Transition count delta: 0
Iterating post reduction 0 with 8 rules applied. Total rules applied 8 place count 657 transition count 2376
Performed 192 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 1 with 192 Pre rules applied. Total rules applied 8 place count 657 transition count 2696
Deduced a syphon composed of 200 places in 2 ms
Iterating global reduction 1 with 192 rules applied. Total rules applied 200 place count 657 transition count 2696
Performed 64 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 264 places in 2 ms
Iterating global reduction 1 with 64 rules applied. Total rules applied 264 place count 657 transition count 2696
Discarding 8 places :
Symmetric choice reduction at 1 with 8 rule applications. Total rules 272 place count 649 transition count 2688
Deduced a syphon composed of 256 places in 1 ms
Iterating global reduction 1 with 8 rules applied. Total rules applied 280 place count 649 transition count 2688
Deduced a syphon composed of 256 places in 1 ms
Applied a total of 280 rules in 141 ms. Remains 649 /657 variables (removed 8) and now considering 2688/2376 (removed -312) transitions.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-02 07:37:56] [INFO ] Redundant transitions in 68 ms returned []
Running 2680 sub problems to find dead transitions.
[2025-06-02 07:37:56] [INFO ] Flow matrix only has 1080 transitions (discarded 1608 similar events)
// Phase 1: matrix 1080 rows 649 cols
[2025-06-02 07:37:56] [INFO ] Computed 25 invariants in 9 ms
[2025-06-02 07:37:56] [INFO ] State equation strengthened by 474 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/649 variables, 17/17 constraints. Problems are: Problem set: 0 solved, 2680 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/649 variables, 8/25 constraints. Problems are: Problem set: 0 solved, 2680 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:38:25] [INFO ] Deduced a trap composed of 3 places in 229 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:38:25] [INFO ] Deduced a trap composed of 3 places in 190 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:38:25] [INFO ] Deduced a trap composed of 3 places in 155 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:38:25] [INFO ] Deduced a trap composed of 3 places in 111 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:38:25] [INFO ] Deduced a trap composed of 3 places in 78 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:38:25] [INFO ] Deduced a trap composed of 3 places in 53 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:38:27] [INFO ] Deduced a trap composed of 11 places in 67 ms of which 3 ms to minimize.
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
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:38:27] [INFO ] Deduced a trap composed of 11 places in 69 ms of which 3 ms to minimize.
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
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:38:27] [INFO ] Deduced a trap composed of 11 places in 71 ms of which 3 ms to minimize.
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
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:38:27] [INFO ] Deduced a trap composed of 11 places in 73 ms of which 3 ms to minimize.
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
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:38:27] [INFO ] Deduced a trap composed of 11 places in 69 ms of which 3 ms to minimize.
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
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:38:27] [INFO ] Deduced a trap composed of 11 places in 68 ms of which 2 ms to minimize.
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
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:38:27] [INFO ] Deduced a trap composed of 11 places in 67 ms of which 3 ms to minimize.
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
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:38:27] [INFO ] Deduced a trap composed of 12 places in 74 ms of which 3 ms to minimize.
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
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:38:28] [INFO ] Deduced a trap composed of 46 places in 249 ms of which 30 ms to minimize.
SMT process timed out in 31204ms, After SMT, problems are : Problem set: 112 solved, 2568 unsolved
Search for dead transitions found 112 dead transitions in 31208ms
Found 112 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 112 transitions
Dead transitions reduction (with SMT) removed 112 transitions
Starting structural reductions in SI_LTL mode, iteration 1 : 649/657 places, 2576/2376 transitions.
Deduced a syphon composed of 256 places in 5 ms
Applied a total of 0 rules in 94 ms. Remains 649 /649 variables (removed 0) and now considering 2576/2576 (removed 0) transitions.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-02 07:38:28] [INFO ] Redundant transitions in 66 ms returned []
Finished structural reductions in SI_LTL mode , in 2 iterations and 31593 ms. Remains : 649/657 places, 2576/2376 transitions.
Built C files in :
/tmp/ltsmin15628485305152401008
[2025-06-02 07:38:28] [INFO ] Built C files in 25ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin15628485305152401008
Running compilation step : cd /tmp/ltsmin15628485305152401008;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
WARNING : LTS min runner thread failed on error :java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin15628485305152401008;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c' killed by timeout after 3 SECONDS
java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin15628485305152401008;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c' killed by timeout after 3 SECONDS
at fr.lip6.move.gal.application.runner.ltsmin.LTSminRunner$1.run(LTSminRunner.java:93)
at java.base/java.lang.Thread.run(Thread.java:1583)
Support contains 4 out of 657 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 657/657 places, 2376/2376 transitions.
Applied a total of 0 rules in 12 ms. Remains 657 /657 variables (removed 0) and now considering 2376/2376 (removed 0) transitions.
[2025-06-02 07:38:31] [INFO ] Flow matrix only has 928 transitions (discarded 1448 similar events)
// Phase 1: matrix 928 rows 657 cols
[2025-06-02 07:38:31] [INFO ] Computed 25 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 07:38:32] [INFO ] Implicit Places using invariants in 684 ms returned []
[2025-06-02 07:38:32] [INFO ] Flow matrix only has 928 transitions (discarded 1448 similar events)
[2025-06-02 07:38:32] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 07:38:32] [INFO ] State equation strengthened by 291 read => feed constraints.
[2025-06-02 07:38:35] [INFO ] Implicit Places using invariants and state equation in 3795 ms returned []
Implicit Place search using SMT with State Equation took 4495 ms to find 0 implicit places.
Running 2368 sub problems to find dead transitions.
[2025-06-02 07:38:35] [INFO ] Flow matrix only has 928 transitions (discarded 1448 similar events)
[2025-06-02 07:38:35] [INFO ] Invariant cache hit.
[2025-06-02 07:38:35] [INFO ] State equation strengthened by 291 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/657 variables, 17/17 constraints. Problems are: Problem set: 0 solved, 2368 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/657 variables, 8/25 constraints. Problems are: Problem set: 0 solved, 2368 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:39:00] [INFO ] Deduced a trap composed of 20 places in 211 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:39:01] [INFO ] Deduced a trap composed of 23 places in 183 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:39:01] [INFO ] Deduced a trap composed of 26 places in 165 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:39:01] [INFO ] Deduced a trap composed of 29 places in 140 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:39:01] [INFO ] Deduced a trap composed of 32 places in 123 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:39:02] [INFO ] Deduced a trap composed of 35 places in 318 ms of which 31 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:39:02] [INFO ] Deduced a trap composed of 26 places in 197 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:39:02] [INFO ] Deduced a trap composed of 29 places in 172 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:39:02] [INFO ] Deduced a trap composed of 38 places in 151 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:39:02] [INFO ] Deduced a trap composed of 41 places in 123 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:39:03] [INFO ] Deduced a trap composed of 44 places in 273 ms of which 39 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:39:03] [INFO ] Deduced a trap composed of 32 places in 88 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:39:03] [INFO ] Deduced a trap composed of 44 places in 119 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:39:03] [INFO ] Deduced a trap composed of 50 places in 94 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:39:03] [INFO ] Deduced a trap composed of 76 places in 244 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:39:03] [INFO ] Deduced a trap composed of 76 places in 193 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:39:06] [INFO ] Deduced a trap composed of 51 places in 345 ms of which 47 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:39:06] [INFO ] Deduced a trap composed of 68 places in 304 ms of which 38 ms to minimize.
SMT process timed out in 30977ms, After SMT, problems are : Problem set: 0 solved, 2368 unsolved
Search for dead transitions found 0 dead transitions in 30982ms
Finished structural reductions in LTL mode , in 1 iterations and 35499 ms. Remains : 657/657 places, 2376/2376 transitions.
Built C files in :
/tmp/ltsmin10186565126996038579
[2025-06-02 07:39:06] [INFO ] Built C files in 24ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin10186565126996038579
Running compilation step : cd /tmp/ltsmin10186565126996038579;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
WARNING : LTS min runner thread failed on error :java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin10186565126996038579;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c' killed by timeout after 3 SECONDS
java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin10186565126996038579;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c' killed by timeout after 3 SECONDS
at fr.lip6.move.gal.application.runner.ltsmin.LTSminRunner$1.run(LTSminRunner.java:93)
at java.base/java.lang.Thread.run(Thread.java:1583)
[2025-06-02 07:39:10] [INFO ] Flatten gal took : 46 ms
[2025-06-02 07:39:10] [INFO ] Flatten gal took : 46 ms
[2025-06-02 07:39:10] [INFO ] Time to serialize gal into /tmp/LTL15460821069261794564.gal : 17 ms
[2025-06-02 07:39:10] [INFO ] Time to serialize properties into /tmp/LTL11338242735935997042.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL15460821069261794564.gal' '-t' 'CGAL' '-hoa' '/tmp/aut15638403506548461813.hoa' '-atoms' '/tmp/LTL11338242735935997042.prop' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...320
Loading property file /tmp/LTL11338242735935997042.prop.
Loaded 1 atomic propositions.
Checking formula 0 provided in automaton : /tmp/aut15638403506548461813.hoa
Detected timeout of ITS tools.
[2025-06-02 07:39:25] [INFO ] Flatten gal took : 45 ms
[2025-06-02 07:39:25] [INFO ] Flatten gal took : 46 ms
[2025-06-02 07:39:25] [INFO ] Time to serialize gal into /tmp/LTL12188929096496902287.gal : 7 ms
[2025-06-02 07:39:25] [INFO ] Time to serialize properties into /tmp/LTL11620279388100487309.ltl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL12188929096496902287.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL11620279388100487309.ltl' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...277
Read 1 LTL properties
Checking formula 0 : !((X(X(X(G("(((turn_7==0)||(p10_7_3==0))&&(((turn_7==0)||(flag_7_active==0))||(p25_3_2==0)))"))))))
Formula 0 simplified : XXXF!"(((turn_7==0)||(p10_7_3==0))&&(((turn_7==0)||(flag_7_active==0))||(p25_3_2==0)))"
Detected timeout of ITS tools.
[2025-06-02 07:39:40] [INFO ] Flatten gal took : 91 ms
[2025-06-02 07:39:40] [INFO ] Applying decomposition
[2025-06-02 07:39:40] [INFO ] Flatten gal took : 47 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/graph11319945478175761395.txt' '-o' '/tmp/graph11319945478175761395.bin' '-w' '/tmp/graph11319945478175761395.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph11319945478175761395.bin' '-l' '-1' '-v' '-w' '/tmp/graph11319945478175761395.weights' '-q' '0' '-e' '0.001'
[2025-06-02 07:39:40] [INFO ] Decomposing Gal with order
[2025-06-02 07:39:40] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-02 07:39:40] [INFO ] Removed a total of 4615 redundant transitions.
[2025-06-02 07:39:40] [INFO ] Flatten gal took : 124 ms
[2025-06-02 07:39:40] [INFO ] Fuse similar labels procedure discarded/fused a total of 574 labels/synchronizations in 55 ms.
[2025-06-02 07:39:40] [INFO ] Time to serialize gal into /tmp/LTL10277481555622158445.gal : 17 ms
[2025-06-02 07:39:40] [INFO ] Time to serialize properties into /tmp/LTL3926290635713599903.ltl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL10277481555622158445.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL3926290635713599903.ltl' '-c' '-stutter-deadlock'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...255
Read 1 LTL properties
Checking formula 0 : !((X(X(X(G("(((i0.u0.turn_7==0)||(i9.u40.p10_7_3==0))&&(((i0.u0.turn_7==0)||(i15.u4.flag_7_active==0))||(i0.u163.p25_3_2==0)))"))))))
Formula 0 simplified : XXXF!"(((i0.u0.turn_7==0)||(i9.u40.p10_7_3==0))&&(((i0.u0.turn_7==0)||(i15.u4.flag_7_active==0))||(i0.u163.p25_3_2==0)))"
Detected timeout of ITS tools.
Treatment of property EisenbergMcGuire-PT-08-LTLFireability-07 finished in 224386 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(F((F(p0)&&X((F(p2)&&p1)))))))'
Support contains 7 out of 664 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 664/664 places, 2432/2432 transitions.
Discarding 7 places :
Symmetric choice reduction at 0 with 7 rule applications. Total rules 7 place count 657 transition count 2376
Iterating global reduction 0 with 7 rules applied. Total rules applied 14 place count 657 transition count 2376
Applied a total of 14 rules in 24 ms. Remains 657 /664 variables (removed 7) and now considering 2376/2432 (removed 56) transitions.
[2025-06-02 07:39:56] [INFO ] Flow matrix only has 928 transitions (discarded 1448 similar events)
// Phase 1: matrix 928 rows 657 cols
[2025-06-02 07:39:56] [INFO ] Computed 25 invariants in 8 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 07:39:56] [INFO ] Implicit Places using invariants in 665 ms returned []
[2025-06-02 07:39:56] [INFO ] Flow matrix only has 928 transitions (discarded 1448 similar events)
[2025-06-02 07:39:56] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 07:39:56] [INFO ] State equation strengthened by 291 read => feed constraints.
[2025-06-02 07:40:00] [INFO ] Implicit Places using invariants and state equation in 4051 ms returned []
Implicit Place search using SMT with State Equation took 4730 ms to find 0 implicit places.
Running 2368 sub problems to find dead transitions.
[2025-06-02 07:40:00] [INFO ] Flow matrix only has 928 transitions (discarded 1448 similar events)
[2025-06-02 07:40:00] [INFO ] Invariant cache hit.
[2025-06-02 07:40:00] [INFO ] State equation strengthened by 291 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/657 variables, 17/17 constraints. Problems are: Problem set: 0 solved, 2368 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/657 variables, 8/25 constraints. Problems are: Problem set: 0 solved, 2368 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:40:24] [INFO ] Deduced a trap composed of 20 places in 187 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:40:25] [INFO ] Deduced a trap composed of 23 places in 164 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:40:25] [INFO ] Deduced a trap composed of 32 places in 153 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:40:25] [INFO ] Deduced a trap composed of 35 places in 134 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:40:25] [INFO ] Deduced a trap composed of 38 places in 115 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:40:25] [INFO ] Deduced a trap composed of 50 places in 82 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:40:25] [INFO ] Deduced a trap composed of 26 places in 133 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:40:25] [INFO ] Deduced a trap composed of 26 places in 124 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:40:26] [INFO ] Deduced a trap composed of 29 places in 100 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:40:26] [INFO ] Deduced a trap composed of 44 places in 81 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:40:26] [INFO ] Deduced a trap composed of 32 places in 78 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:40:26] [INFO ] Deduced a trap composed of 35 places in 195 ms of which 29 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:40:26] [INFO ] Deduced a trap composed of 76 places in 184 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:40:29] [INFO ] Deduced a trap composed of 51 places in 323 ms of which 49 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:40:29] [INFO ] Deduced a trap composed of 68 places in 297 ms of which 39 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:40:30] [INFO ] Deduced a trap composed of 92 places in 348 ms of which 62 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:40:30] [INFO ] Deduced a trap composed of 68 places in 300 ms of which 42 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:40:30] [INFO ] Deduced a trap composed of 68 places in 277 ms of which 53 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:40:31] [INFO ] Deduced a trap composed of 51 places in 278 ms of which 45 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:40:31] [INFO ] Deduced a trap composed of 68 places in 257 ms of which 36 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/657 variables, 20/45 constraints. Problems are: Problem set: 0 solved, 2368 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 657/1585 variables, and 45 constraints, problems are : Problem set: 0 solved, 2368 unsolved in 30035 ms.
Refiners :[Positive P Invariants (semi-flows): 17/17 constraints, Generalized P Invariants (flows): 8/8 constraints, State Equation: 0/657 constraints, ReadFeed: 0/291 constraints, PredecessorRefiner: 2368/2368 constraints, Known Traps: 20/20 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2368 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/657 variables, 17/17 constraints. Problems are: Problem set: 0 solved, 2368 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/657 variables, 8/25 constraints. Problems are: Problem set: 0 solved, 2368 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/657 variables, 20/45 constraints. Problems are: Problem set: 0 solved, 2368 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:40:34] [INFO ] Deduced a trap composed of 3 places in 174 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:40:34] [INFO ] Deduced a trap composed of 29 places in 175 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:40:34] [INFO ] Deduced a trap composed of 3 places in 166 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:40:34] [INFO ] Deduced a trap composed of 38 places in 153 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:40:34] [INFO ] Deduced a trap composed of 3 places in 154 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:40:35] [INFO ] Deduced a trap composed of 3 places in 114 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:40:35] [INFO ] Deduced a trap composed of 41 places in 122 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:40:35] [INFO ] Deduced a trap composed of 44 places in 87 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:40:35] [INFO ] Deduced a trap composed of 35 places in 106 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:40:37] [INFO ] Deduced a trap composed of 41 places in 72 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:40:38] [INFO ] Deduced a trap composed of 104 places in 315 ms of which 54 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:40:38] [INFO ] Deduced a trap composed of 104 places in 297 ms of which 48 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:40:39] [INFO ] Deduced a trap composed of 104 places in 297 ms of which 46 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:40:39] [INFO ] Deduced a trap composed of 68 places in 277 ms of which 35 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:40:39] [INFO ] Deduced a trap composed of 68 places in 256 ms of which 33 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:40:40] [INFO ] Deduced a trap composed of 68 places in 268 ms of which 47 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:40:40] [INFO ] Deduced a trap composed of 104 places in 306 ms of which 61 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:40:40] [INFO ] Deduced a trap composed of 104 places in 265 ms of which 40 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:40:41] [INFO ] Deduced a trap composed of 104 places in 286 ms of which 56 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:40:42] [INFO ] Deduced a trap composed of 104 places in 272 ms of which 50 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/657 variables, 20/65 constraints. Problems are: Problem set: 0 solved, 2368 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:40:43] [INFO ] Deduced a trap composed of 3 places in 92 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:40:43] [INFO ] Deduced a trap composed of 47 places in 80 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:40:46] [INFO ] Deduced a trap composed of 76 places in 299 ms of which 52 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:40:46] [INFO ] Deduced a trap composed of 104 places in 255 ms of which 57 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:40:46] [INFO ] Deduced a trap composed of 76 places in 271 ms of which 47 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:40:47] [INFO ] Deduced a trap composed of 104 places in 246 ms of which 38 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:40:47] [INFO ] Deduced a trap composed of 108 places in 273 ms of which 61 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:40:47] [INFO ] Deduced a trap composed of 29 places in 92 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:40:48] [INFO ] Deduced a trap composed of 52 places in 248 ms of which 45 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:40:48] [INFO ] Deduced a trap composed of 74 places in 264 ms of which 44 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:40:49] [INFO ] Deduced a trap composed of 14 places in 259 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:40:51] [INFO ] Deduced a trap composed of 92 places in 279 ms of which 51 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:40:51] [INFO ] Deduced a trap composed of 3 places in 55 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:40:51] [INFO ] Deduced a trap composed of 3 places in 56 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:40:53] [INFO ] Deduced a trap composed of 50 places in 315 ms of which 47 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:40:54] [INFO ] Deduced a trap composed of 72 places in 325 ms of which 63 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:40:54] [INFO ] Deduced a trap composed of 85 places in 328 ms of which 56 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:40:54] [INFO ] Deduced a trap composed of 50 places in 234 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:40:55] [INFO ] Deduced a trap composed of 50 places in 228 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:40:55] [INFO ] Deduced a trap composed of 50 places in 216 ms of which 21 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/657 variables, 20/85 constraints. Problems are: Problem set: 0 solved, 2368 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:40:56] [INFO ] Deduced a trap composed of 90 places in 195 ms of which 46 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:40:59] [INFO ] Deduced a trap composed of 76 places in 328 ms of which 57 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:40:59] [INFO ] Deduced a trap composed of 76 places in 310 ms of which 57 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:41:00] [INFO ] Deduced a trap composed of 76 places in 241 ms of which 33 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:41:00] [INFO ] Deduced a trap composed of 92 places in 216 ms of which 33 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:41:00] [INFO ] Deduced a trap composed of 51 places in 234 ms of which 38 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:41:01] [INFO ] Deduced a trap composed of 104 places in 237 ms of which 49 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 657/1585 variables, and 92 constraints, problems are : Problem set: 0 solved, 2368 unsolved in 30040 ms.
Refiners :[Positive P Invariants (semi-flows): 17/17 constraints, Generalized P Invariants (flows): 8/8 constraints, State Equation: 0/657 constraints, ReadFeed: 0/291 constraints, PredecessorRefiner: 0/2368 constraints, Known Traps: 67/67 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60840ms problems are : Problem set: 0 solved, 2368 unsolved
Search for dead transitions found 0 dead transitions in 60844ms
Starting structural reductions in LTL mode, iteration 1 : 657/664 places, 2376/2432 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 65612 ms. Remains : 657/664 places, 2376/2432 transitions.
Stuttering acceptance computed with spot in 287 ms :[(OR (NOT p0) (NOT p1) (NOT p2)), (OR (NOT p0) (NOT p1) (NOT p2)), (OR (NOT p0) (NOT p1) (NOT p2)), (NOT p0), (OR (NOT p1) (NOT p2)), (NOT p2)]
Running random walk in product with property : EisenbergMcGuire-PT-08-LTLFireability-08
Product exploration explored 100000 steps with 0 reset in 316 ms.
Stack based approach found an accepted trace after 167 steps with 0 reset with depth 168 and stack size 168 in 1 ms.
FORMULA EisenbergMcGuire-PT-08-LTLFireability-08 FALSE TECHNIQUES STACK_TEST
Treatment of property EisenbergMcGuire-PT-08-LTLFireability-08 finished in 66241 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(F((G(F(!p0))||((G(F(!p0))||(F(!p0)&&F(!p1)))&&X(p1)))))))'
Support contains 4 out of 664 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 664/664 places, 2432/2432 transitions.
Discarding 7 places :
Symmetric choice reduction at 0 with 7 rule applications. Total rules 7 place count 657 transition count 2376
Iterating global reduction 0 with 7 rules applied. Total rules applied 14 place count 657 transition count 2376
Applied a total of 14 rules in 28 ms. Remains 657 /664 variables (removed 7) and now considering 2376/2432 (removed 56) transitions.
[2025-06-02 07:41:02] [INFO ] Flow matrix only has 928 transitions (discarded 1448 similar events)
// Phase 1: matrix 928 rows 657 cols
[2025-06-02 07:41:02] [INFO ] Computed 25 invariants in 6 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 07:41:02] [INFO ] Implicit Places using invariants in 667 ms returned []
[2025-06-02 07:41:02] [INFO ] Flow matrix only has 928 transitions (discarded 1448 similar events)
[2025-06-02 07:41:02] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 07:41:03] [INFO ] State equation strengthened by 291 read => feed constraints.
[2025-06-02 07:41:07] [INFO ] Implicit Places using invariants and state equation in 4110 ms returned []
Implicit Place search using SMT with State Equation took 4778 ms to find 0 implicit places.
Running 2368 sub problems to find dead transitions.
[2025-06-02 07:41:07] [INFO ] Flow matrix only has 928 transitions (discarded 1448 similar events)
[2025-06-02 07:41:07] [INFO ] Invariant cache hit.
[2025-06-02 07:41:07] [INFO ] State equation strengthened by 291 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/657 variables, 17/17 constraints. Problems are: Problem set: 0 solved, 2368 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/657 variables, 8/25 constraints. Problems are: Problem set: 0 solved, 2368 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:41:32] [INFO ] Deduced a trap composed of 20 places in 195 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:41:32] [INFO ] Deduced a trap composed of 26 places in 180 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:41:32] [INFO ] Deduced a trap composed of 32 places in 161 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:41:32] [INFO ] Deduced a trap composed of 35 places in 145 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:41:33] [INFO ] Deduced a trap composed of 38 places in 110 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:41:33] [INFO ] Deduced a trap composed of 41 places in 287 ms of which 41 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:41:33] [INFO ] Deduced a trap composed of 23 places in 158 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:41:33] [INFO ] Deduced a trap composed of 26 places in 155 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:41:33] [INFO ] Deduced a trap composed of 29 places in 140 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:41:34] [INFO ] Deduced a trap composed of 44 places in 116 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:41:34] [INFO ] Deduced a trap composed of 50 places in 92 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:41:34] [INFO ] Deduced a trap composed of 76 places in 241 ms of which 29 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:41:34] [INFO ] Deduced a trap composed of 32 places in 222 ms of which 31 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:41:35] [INFO ] Deduced a trap composed of 76 places in 211 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:41:35] [INFO ] Deduced a trap composed of 76 places in 213 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:41:35] [INFO ] Deduced a trap composed of 35 places in 200 ms of which 29 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:41:35] [INFO ] Deduced a trap composed of 90 places in 186 ms of which 27 ms to minimize.
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 657/1585 variables, and 42 constraints, problems are : Problem set: 0 solved, 2368 unsolved in 30041 ms.
Refiners :[Positive P Invariants (semi-flows): 17/17 constraints, Generalized P Invariants (flows): 8/8 constraints, State Equation: 0/657 constraints, ReadFeed: 0/291 constraints, PredecessorRefiner: 2368/2368 constraints, Known Traps: 17/17 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2368 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/657 variables, 17/17 constraints. Problems are: Problem set: 0 solved, 2368 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/657 variables, 8/25 constraints. Problems are: Problem set: 0 solved, 2368 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/657 variables, 17/42 constraints. Problems are: Problem set: 0 solved, 2368 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:41:40] [INFO ] Deduced a trap composed of 3 places in 195 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:41:40] [INFO ] Deduced a trap composed of 29 places in 193 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:41:40] [INFO ] Deduced a trap composed of 3 places in 176 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:41:41] [INFO ] Deduced a trap composed of 38 places in 163 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:41:41] [INFO ] Deduced a trap composed of 3 places in 131 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:41:41] [INFO ] Deduced a trap composed of 41 places in 306 ms of which 40 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:41:41] [INFO ] Deduced a trap composed of 44 places in 279 ms of which 39 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:41:42] [INFO ] Deduced a trap composed of 47 places in 233 ms of which 37 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:41:45] [INFO ] Deduced a trap composed of 51 places in 336 ms of which 47 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:41:45] [INFO ] Deduced a trap composed of 68 places in 297 ms of which 39 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:41:45] [INFO ] Deduced a trap composed of 92 places in 389 ms of which 73 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:41:46] [INFO ] Deduced a trap composed of 68 places in 291 ms of which 36 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:41:46] [INFO ] Deduced a trap composed of 92 places in 365 ms of which 61 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:41:47] [INFO ] Deduced a trap composed of 80 places in 333 ms of which 60 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:41:47] [INFO ] Deduced a trap composed of 86 places in 277 ms of which 40 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:41:47] [INFO ] Deduced a trap composed of 88 places in 271 ms of which 49 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:41:48] [INFO ] Deduced a trap composed of 93 places in 293 ms of which 58 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:41:48] [INFO ] Deduced a trap composed of 105 places in 246 ms of which 36 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:41:49] [INFO ] Deduced a trap composed of 104 places in 252 ms of which 39 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:41:49] [INFO ] Deduced a trap composed of 104 places in 229 ms of which 36 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/657 variables, 20/62 constraints. Problems are: Problem set: 0 solved, 2368 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:41:50] [INFO ] Deduced a trap composed of 17 places in 290 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:41:50] [INFO ] Deduced a trap composed of 76 places in 334 ms of which 46 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:41:51] [INFO ] Deduced a trap composed of 76 places in 268 ms of which 34 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:41:51] [INFO ] Deduced a trap composed of 20 places in 238 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:41:51] [INFO ] Deduced a trap composed of 76 places in 255 ms of which 35 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:41:51] [INFO ] Deduced a trap composed of 23 places in 322 ms of which 43 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:41:52] [INFO ] Deduced a trap composed of 76 places in 316 ms of which 32 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:41:55] [INFO ] Deduced a trap composed of 51 places in 323 ms of which 44 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:41:55] [INFO ] Deduced a trap composed of 68 places in 279 ms of which 33 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:41:55] [INFO ] Deduced a trap composed of 68 places in 247 ms of which 37 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:41:55] [INFO ] Deduced a trap composed of 68 places in 235 ms of which 36 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:41:56] [INFO ] Deduced a trap composed of 3 places in 233 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:41:57] [INFO ] Deduced a trap composed of 82 places in 288 ms of which 43 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:41:58] [INFO ] Deduced a trap composed of 97 places in 226 ms of which 40 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:41:59] [INFO ] Deduced a trap composed of 90 places in 264 ms of which 45 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:42:00] [INFO ] Deduced a trap composed of 51 places in 267 ms of which 44 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:42:00] [INFO ] Deduced a trap composed of 51 places in 229 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:42:00] [INFO ] Deduced a trap composed of 51 places in 200 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:42:01] [INFO ] Deduced a trap composed of 39 places in 170 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:42:01] [INFO ] Deduced a trap composed of 3 places in 113 ms of which 6 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/657 variables, 20/82 constraints. Problems are: Problem set: 0 solved, 2368 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:42:02] [INFO ] Deduced a trap composed of 32 places in 293 ms of which 40 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:42:02] [INFO ] Deduced a trap composed of 35 places in 293 ms of which 38 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:42:03] [INFO ] Deduced a trap composed of 38 places in 308 ms of which 39 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 657/1585 variables, and 85 constraints, problems are : Problem set: 0 solved, 2368 unsolved in 30034 ms.
Refiners :[Positive P Invariants (semi-flows): 17/17 constraints, Generalized P Invariants (flows): 8/8 constraints, State Equation: 0/657 constraints, ReadFeed: 0/291 constraints, PredecessorRefiner: 0/2368 constraints, Known Traps: 60/60 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60861ms problems are : Problem set: 0 solved, 2368 unsolved
Search for dead transitions found 0 dead transitions in 60866ms
Starting structural reductions in LTL mode, iteration 1 : 657/664 places, 2376/2432 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 65681 ms. Remains : 657/664 places, 2376/2432 transitions.
Stuttering acceptance computed with spot in 308 ms :[p0, p0, p0, (AND (NOT p1) p0), (AND p1 p0), p0, (AND p1 p0)]
Running random walk in product with property : EisenbergMcGuire-PT-08-LTLFireability-09
Product exploration explored 100000 steps with 81 reset in 238 ms.
Product exploration explored 100000 steps with 90 reset in 250 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND (NOT p1) (NOT p0)), (X (X (NOT p0))), (X (X (NOT p1)))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 97 ms. Reduced automaton from 7 states, 11 edges and 2 AP (stutter sensitive) to 5 states, 6 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 199 ms :[(AND (NOT p1) p0), (AND (NOT p1) p0), (AND (NOT p1) p0), (AND (NOT p1) p0), p0]
RANDOM walk for 11347 steps (2 resets) in 61 ms. (183 steps per ms) remains 0/3 properties
Knowledge obtained : [(AND (NOT p1) (NOT p0)), (X (X (NOT p0))), (X (X (NOT p1)))]
False Knowledge obtained : [(F (NOT (OR (NOT p0) p1))), (F p0), (F p1)]
Knowledge based reduction with 3 factoid took 180 ms. Reduced automaton from 5 states, 6 edges and 2 AP (stutter sensitive) to 5 states, 6 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 209 ms :[(AND (NOT p1) p0), (AND (NOT p1) p0), (AND (NOT p1) p0), (AND (NOT p1) p0), p0]
Stuttering acceptance computed with spot in 223 ms :[(AND (NOT p1) p0), (AND (NOT p1) p0), (AND (NOT p1) p0), (AND (NOT p1) p0), p0]
Support contains 4 out of 657 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 657/657 places, 2376/2376 transitions.
Applied a total of 0 rules in 21 ms. Remains 657 /657 variables (removed 0) and now considering 2376/2376 (removed 0) transitions.
[2025-06-02 07:42:09] [INFO ] Flow matrix only has 928 transitions (discarded 1448 similar events)
[2025-06-02 07:42:09] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 07:42:10] [INFO ] Implicit Places using invariants in 685 ms returned []
[2025-06-02 07:42:10] [INFO ] Flow matrix only has 928 transitions (discarded 1448 similar events)
[2025-06-02 07:42:10] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 07:42:10] [INFO ] State equation strengthened by 291 read => feed constraints.
[2025-06-02 07:42:14] [INFO ] Implicit Places using invariants and state equation in 4152 ms returned []
Implicit Place search using SMT with State Equation took 4839 ms to find 0 implicit places.
Running 2368 sub problems to find dead transitions.
[2025-06-02 07:42:14] [INFO ] Flow matrix only has 928 transitions (discarded 1448 similar events)
[2025-06-02 07:42:14] [INFO ] Invariant cache hit.
[2025-06-02 07:42:14] [INFO ] State equation strengthened by 291 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/657 variables, 17/17 constraints. Problems are: Problem set: 0 solved, 2368 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/657 variables, 8/25 constraints. Problems are: Problem set: 0 solved, 2368 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:42:39] [INFO ] Deduced a trap composed of 20 places in 196 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:42:39] [INFO ] Deduced a trap composed of 26 places in 173 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:42:39] [INFO ] Deduced a trap composed of 32 places in 157 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:42:39] [INFO ] Deduced a trap composed of 35 places in 135 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:42:39] [INFO ] Deduced a trap composed of 38 places in 110 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:42:40] [INFO ] Deduced a trap composed of 41 places in 281 ms of which 42 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:42:40] [INFO ] Deduced a trap composed of 23 places in 149 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:42:40] [INFO ] Deduced a trap composed of 26 places in 156 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:42:40] [INFO ] Deduced a trap composed of 29 places in 123 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:42:40] [INFO ] Deduced a trap composed of 44 places in 111 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:42:40] [INFO ] Deduced a trap composed of 50 places in 82 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:42:41] [INFO ] Deduced a trap composed of 76 places in 248 ms of which 30 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:42:41] [INFO ] Deduced a trap composed of 32 places in 229 ms of which 30 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:42:41] [INFO ] Deduced a trap composed of 76 places in 213 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:42:41] [INFO ] Deduced a trap composed of 76 places in 196 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:42:42] [INFO ] Deduced a trap composed of 35 places in 212 ms of which 30 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:42:42] [INFO ] Deduced a trap composed of 90 places in 193 ms of which 28 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:42:44] [INFO ] Deduced a trap composed of 51 places in 332 ms of which 46 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:42:45] [INFO ] Deduced a trap composed of 68 places in 311 ms of which 40 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:42:45] [INFO ] Deduced a trap composed of 68 places in 285 ms of which 42 ms to minimize.
SMT process timed out in 30910ms, After SMT, problems are : Problem set: 0 solved, 2368 unsolved
Search for dead transitions found 0 dead transitions in 30914ms
Finished structural reductions in LTL mode , in 1 iterations and 35786 ms. Remains : 657/657 places, 2376/2376 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND (NOT p1) (NOT p0))]
False Knowledge obtained : []
Knowledge based reduction with 1 factoid took 91 ms. Reduced automaton from 5 states, 6 edges and 2 AP (stutter sensitive) to 5 states, 6 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 209 ms :[(AND (NOT p1) p0), (AND (NOT p1) p0), (AND (NOT p1) p0), (AND (NOT p1) p0), p0]
RANDOM walk for 6986 steps (0 resets) in 47 ms. (145 steps per ms) remains 0/3 properties
Knowledge obtained : [(AND (NOT p1) (NOT p0))]
False Knowledge obtained : [(F (NOT (OR (NOT p0) p1))), (F p0), (F p1)]
Knowledge based reduction with 1 factoid took 149 ms. Reduced automaton from 5 states, 6 edges and 2 AP (stutter sensitive) to 5 states, 6 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 202 ms :[(AND (NOT p1) p0), (AND (NOT p1) p0), (AND (NOT p1) p0), (AND (NOT p1) p0), p0]
Stuttering acceptance computed with spot in 198 ms :[(AND (NOT p1) p0), (AND (NOT p1) p0), (AND (NOT p1) p0), (AND (NOT p1) p0), p0]
Stuttering acceptance computed with spot in 200 ms :[(AND (NOT p1) p0), (AND (NOT p1) p0), (AND (NOT p1) p0), (AND (NOT p1) p0), p0]
Product exploration explored 100000 steps with 96 reset in 244 ms.
Stack based approach found an accepted trace after 59273 steps with 53 reset with depth 729 and stack size 133 in 173 ms.
FORMULA EisenbergMcGuire-PT-08-LTLFireability-09 FALSE TECHNIQUES STACK_TEST
Treatment of property EisenbergMcGuire-PT-08-LTLFireability-09 finished in 104820 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((G(F(((p0&&X(!p1))||G(!p1))))||(F(p2)&&X(F(((p0&&X(!p1))||G(!p1)))))))'
Support contains 7 out of 664 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 664/664 places, 2432/2432 transitions.
Discarding 8 places :
Symmetric choice reduction at 0 with 8 rule applications. Total rules 8 place count 656 transition count 2368
Iterating global reduction 0 with 8 rules applied. Total rules applied 16 place count 656 transition count 2368
Applied a total of 16 rules in 27 ms. Remains 656 /664 variables (removed 8) and now considering 2368/2432 (removed 64) transitions.
[2025-06-02 07:42:47] [INFO ] Flow matrix only has 920 transitions (discarded 1448 similar events)
// Phase 1: matrix 920 rows 656 cols
[2025-06-02 07:42:47] [INFO ] Computed 25 invariants in 5 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 07:42:47] [INFO ] Implicit Places using invariants in 683 ms returned []
[2025-06-02 07:42:47] [INFO ] Flow matrix only has 920 transitions (discarded 1448 similar events)
[2025-06-02 07:42:47] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 07:42:48] [INFO ] State equation strengthened by 284 read => feed constraints.
[2025-06-02 07:42:51] [INFO ] Implicit Places using invariants and state equation in 3697 ms returned []
Implicit Place search using SMT with State Equation took 4382 ms to find 0 implicit places.
Running 2360 sub problems to find dead transitions.
[2025-06-02 07:42:51] [INFO ] Flow matrix only has 920 transitions (discarded 1448 similar events)
[2025-06-02 07:42:51] [INFO ] Invariant cache hit.
[2025-06-02 07:42:51] [INFO ] State equation strengthened by 284 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/656 variables, 17/17 constraints. Problems are: Problem set: 0 solved, 2360 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/656 variables, 8/25 constraints. Problems are: Problem set: 0 solved, 2360 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:43:15] [INFO ] Deduced a trap composed of 20 places in 193 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:43:16] [INFO ] Deduced a trap composed of 26 places in 178 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:43:16] [INFO ] Deduced a trap composed of 29 places in 155 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:43:16] [INFO ] Deduced a trap composed of 32 places in 132 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:43:16] [INFO ] Deduced a trap composed of 35 places in 109 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:43:16] [INFO ] Deduced a trap composed of 50 places in 81 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:43:16] [INFO ] Deduced a trap composed of 23 places in 182 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:43:17] [INFO ] Deduced a trap composed of 32 places in 160 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:43:17] [INFO ] Deduced a trap composed of 38 places in 147 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:43:17] [INFO ] Deduced a trap composed of 41 places in 107 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:43:17] [INFO ] Deduced a trap composed of 26 places in 172 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:43:17] [INFO ] Deduced a trap composed of 29 places in 134 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:43:17] [INFO ] Deduced a trap composed of 44 places in 120 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:43:17] [INFO ] Deduced a trap composed of 32 places in 107 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:43:18] [INFO ] Deduced a trap composed of 35 places in 204 ms of which 29 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:43:18] [INFO ] Deduced a trap composed of 76 places in 193 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:43:21] [INFO ] Deduced a trap composed of 51 places in 337 ms of which 50 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:43:21] [INFO ] Deduced a trap composed of 68 places in 312 ms of which 39 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:43:21] [INFO ] Deduced a trap composed of 92 places in 357 ms of which 62 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:43:22] [INFO ] Deduced a trap composed of 51 places in 293 ms of which 47 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/656 variables, 20/45 constraints. Problems are: Problem set: 0 solved, 2360 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 656/1576 variables, and 45 constraints, problems are : Problem set: 0 solved, 2360 unsolved in 30041 ms.
Refiners :[Positive P Invariants (semi-flows): 17/17 constraints, Generalized P Invariants (flows): 8/8 constraints, State Equation: 0/656 constraints, ReadFeed: 0/284 constraints, PredecessorRefiner: 2360/2360 constraints, Known Traps: 20/20 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2360 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/656 variables, 17/17 constraints. Problems are: Problem set: 0 solved, 2360 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/656 variables, 8/25 constraints. Problems are: Problem set: 0 solved, 2360 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/656 variables, 20/45 constraints. Problems are: Problem set: 0 solved, 2360 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:43:25] [INFO ] Deduced a trap composed of 35 places in 249 ms of which 38 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:43:25] [INFO ] Deduced a trap composed of 47 places in 258 ms of which 40 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:43:25] [INFO ] Deduced a trap composed of 76 places in 273 ms of which 33 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:43:25] [INFO ] Deduced a trap composed of 76 places in 277 ms of which 51 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:43:26] [INFO ] Deduced a trap composed of 76 places in 247 ms of which 42 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:43:26] [INFO ] Deduced a trap composed of 76 places in 219 ms of which 28 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:43:26] [INFO ] Deduced a trap composed of 76 places in 201 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:43:27] [INFO ] Deduced a trap composed of 44 places in 225 ms of which 38 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:43:27] [INFO ] Deduced a trap composed of 76 places in 214 ms of which 30 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:43:27] [INFO ] Deduced a trap composed of 76 places in 196 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:43:27] [INFO ] Deduced a trap composed of 76 places in 204 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:43:30] [INFO ] Deduced a trap composed of 68 places in 301 ms of which 42 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:43:31] [INFO ] Deduced a trap composed of 68 places in 261 ms of which 41 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:43:31] [INFO ] Deduced a trap composed of 68 places in 239 ms of which 30 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:43:31] [INFO ] Deduced a trap composed of 68 places in 272 ms of which 47 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:43:31] [INFO ] Deduced a trap composed of 68 places in 250 ms of which 36 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:43:32] [INFO ] Deduced a trap composed of 68 places in 257 ms of which 30 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:43:32] [INFO ] Deduced a trap composed of 68 places in 213 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:43:32] [INFO ] Deduced a trap composed of 64 places in 236 ms of which 31 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:43:32] [INFO ] Deduced a trap composed of 3 places in 199 ms of which 10 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/656 variables, 20/65 constraints. Problems are: Problem set: 0 solved, 2360 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:43:33] [INFO ] Deduced a trap composed of 3 places in 140 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:43:33] [INFO ] Deduced a trap composed of 3 places in 112 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:43:34] [INFO ] Deduced a trap composed of 3 places in 210 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:43:34] [INFO ] Deduced a trap composed of 3 places in 258 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:43:34] [INFO ] Deduced a trap composed of 3 places in 261 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:43:34] [INFO ] Deduced a trap composed of 68 places in 180 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:43:37] [INFO ] Deduced a trap composed of 81 places in 304 ms of which 64 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:43:38] [INFO ] Deduced a trap composed of 87 places in 298 ms of which 61 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:43:39] [INFO ] Deduced a trap composed of 102 places in 272 ms of which 51 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:43:39] [INFO ] Deduced a trap composed of 104 places in 267 ms of which 48 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:43:39] [INFO ] Deduced a trap composed of 104 places in 303 ms of which 53 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:43:39] [INFO ] Deduced a trap composed of 104 places in 293 ms of which 60 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:43:40] [INFO ] Deduced a trap composed of 76 places in 259 ms of which 38 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:43:40] [INFO ] Deduced a trap composed of 104 places in 289 ms of which 57 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:43:41] [INFO ] Deduced a trap composed of 104 places in 258 ms of which 44 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:43:41] [INFO ] Deduced a trap composed of 104 places in 287 ms of which 38 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:43:42] [INFO ] Deduced a trap composed of 104 places in 229 ms of which 37 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:43:42] [INFO ] Deduced a trap composed of 104 places in 212 ms of which 34 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:43:43] [INFO ] Deduced a trap composed of 102 places in 279 ms of which 47 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:43:43] [INFO ] Deduced a trap composed of 104 places in 278 ms of which 54 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/656 variables, 20/85 constraints. Problems are: Problem set: 0 solved, 2360 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:43:44] [INFO ] Deduced a trap composed of 41 places in 321 ms of which 48 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:43:45] [INFO ] Deduced a trap composed of 49 places in 285 ms of which 47 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:43:45] [INFO ] Deduced a trap composed of 87 places in 280 ms of which 39 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:43:45] [INFO ] Deduced a trap composed of 20 places in 268 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:43:46] [INFO ] Deduced a trap composed of 23 places in 175 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:43:46] [INFO ] Deduced a trap composed of 26 places in 129 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:43:46] [INFO ] Deduced a trap composed of 29 places in 109 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:43:51] [INFO ] Deduced a trap composed of 76 places in 277 ms of which 50 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:43:51] [INFO ] Deduced a trap composed of 76 places in 256 ms of which 39 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:43:51] [INFO ] Deduced a trap composed of 104 places in 321 ms of which 42 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 656/1576 variables, and 95 constraints, problems are : Problem set: 0 solved, 2360 unsolved in 30034 ms.
Refiners :[Positive P Invariants (semi-flows): 17/17 constraints, Generalized P Invariants (flows): 8/8 constraints, State Equation: 0/656 constraints, ReadFeed: 0/284 constraints, PredecessorRefiner: 0/2360 constraints, Known Traps: 70/70 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60883ms problems are : Problem set: 0 solved, 2360 unsolved
Search for dead transitions found 0 dead transitions in 60888ms
Starting structural reductions in LTL mode, iteration 1 : 656/664 places, 2368/2432 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 65309 ms. Remains : 656/664 places, 2368/2432 transitions.
Stuttering acceptance computed with spot in 240 ms :[p1, p1, p1, p1, (AND p1 (NOT p2)), (AND p1 (NOT p2)), (AND p1 (NOT p2))]
Running random walk in product with property : EisenbergMcGuire-PT-08-LTLFireability-10
Product exploration explored 100000 steps with 0 reset in 286 ms.
Product exploration explored 100000 steps with 4 reset in 352 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND (NOT p1) p0 (NOT p2)), (X (NOT (AND (NOT p2) p1 p0))), (X (NOT (AND p1 (NOT p0)))), (X (NOT (AND (NOT p2) p1 (NOT p0)))), (X (AND (NOT p1) p0)), (X (NOT (AND (NOT p1) (NOT p0)))), (X (NOT p2)), (X p0), (X (NOT p1)), (X (NOT (AND p1 p0))), (X (X (NOT (AND (NOT p2) p1 p0)))), (X (X (NOT (AND p1 (NOT p0))))), (X (X (NOT (AND (NOT p2) p1 (NOT p0))))), (X (X (AND (NOT p1) p0))), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X (AND (NOT p2) (NOT p1) p0))), (X (X (NOT p2))), (X (X (NOT (AND (NOT p2) (NOT p1) (NOT p0))))), (X (X p0)), (X (X (NOT p1))), (X (X (NOT (AND p1 p0))))]
False Knowledge obtained : []
Knowledge based reduction with 21 factoid took 111 ms. Reduced automaton from 7 states, 22 edges and 3 AP (stutter sensitive) to 4 states, 10 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 175 ms :[(AND p1 (NOT p2)), (AND p1 (NOT p2)), (AND p1 (NOT p2)), (AND p1 (NOT p2))]
RANDOM walk for 40000 steps (8 resets) in 276 ms. (144 steps per ms) remains 4/7 properties
BEST_FIRST walk for 40004 steps (8 resets) in 311 ms. (128 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 97 ms. (408 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 109 ms. (363 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 87 ms. (454 steps per ms) remains 4/4 properties
[2025-06-02 07:43:53] [INFO ] Flow matrix only has 920 transitions (discarded 1448 similar events)
[2025-06-02 07:43:53] [INFO ] Invariant cache hit.
[2025-06-02 07:43:53] [INFO ] State equation strengthened by 284 read => feed constraints.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 293/300 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/300 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (OVERLAPS) 25/325 variables, 2/9 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/325 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (OVERLAPS) 63/388 variables, 5/14 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/388 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (OVERLAPS) 25/413 variables, 2/16 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/413 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 9 (OVERLAPS) 617/1030 variables, 413/429 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1030 variables, 120/549 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1030 variables, 0/549 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 12 (OVERLAPS) 66/1096 variables, 30/579 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1096 variables, 19/598 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1096 variables, 0/598 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 15 (OVERLAPS) 207/1303 variables, 6/604 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1303 variables, 0/604 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 17 (OVERLAPS) 6/1309 variables, 3/607 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1309 variables, 0/607 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 19 (OVERLAPS) 267/1576 variables, 213/820 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/1576 variables, 145/965 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/1576 variables, 0/965 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 22 (OVERLAPS) 0/1576 variables, 0/965 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1576/1576 variables, and 965 constraints, problems are : Problem set: 0 solved, 4 unsolved in 1596 ms.
Refiners :[Positive P Invariants (semi-flows): 17/17 constraints, Generalized P Invariants (flows): 8/8 constraints, State Equation: 656/656 constraints, ReadFeed: 284/284 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 4 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 293/300 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/300 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (OVERLAPS) 25/325 variables, 2/9 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/325 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (OVERLAPS) 63/388 variables, 5/14 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:43:55] [INFO ] Deduced a trap composed of 3 places in 74 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:43:55] [INFO ] Deduced a trap composed of 3 places in 42 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:43:55] [INFO ] Deduced a trap composed of 3 places in 64 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:43:56] [INFO ] Deduced a trap composed of 26 places in 82 ms of which 5 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/388 variables, 4/18 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/388 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 8 (OVERLAPS) 25/413 variables, 2/20 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:43:56] [INFO ] Deduced a trap composed of 23 places in 80 ms of which 5 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/413 variables, 1/21 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/413 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 11 (OVERLAPS) 617/1030 variables, 413/434 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1030 variables, 120/554 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:43:56] [INFO ] Deduced a trap composed of 3 places in 62 ms of which 2 ms to minimize.
At refinement iteration 13 (INCLUDED_ONLY) 0/1030 variables, 1/555 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1030 variables, 0/555 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 15 (OVERLAPS) 66/1096 variables, 30/585 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1096 variables, 19/604 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:43:57] [INFO ] Deduced a trap composed of 20 places in 89 ms of which 5 ms to minimize.
At refinement iteration 17 (INCLUDED_ONLY) 0/1096 variables, 1/605 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1096 variables, 0/605 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 19 (OVERLAPS) 207/1303 variables, 6/611 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:43:58] [INFO ] Deduced a trap composed of 54 places in 326 ms of which 47 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:43:58] [INFO ] Deduced a trap composed of 88 places in 295 ms of which 55 ms to minimize.
At refinement iteration 20 (INCLUDED_ONLY) 0/1303 variables, 2/613 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/1303 variables, 0/613 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 22 (OVERLAPS) 6/1309 variables, 3/616 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/1309 variables, 4/620 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:43:59] [INFO ] Deduced a trap composed of 3 places in 102 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:43:59] [INFO ] Deduced a trap composed of 3 places in 153 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:43:59] [INFO ] Deduced a trap composed of 3 places in 131 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:43:59] [INFO ] Deduced a trap composed of 17 places in 130 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:43:59] [INFO ] Deduced a trap composed of 35 places in 104 ms of which 6 ms to minimize.
At refinement iteration 24 (INCLUDED_ONLY) 0/1309 variables, 5/625 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/1309 variables, 0/625 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 26 (OVERLAPS) 267/1576 variables, 213/838 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 27 (INCLUDED_ONLY) 0/1576 variables, 145/983 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:44:00] [INFO ] Deduced a trap composed of 20 places in 89 ms of which 5 ms to minimize.
SMT process timed out in 6617ms, After SMT, problems are : Problem set: 0 solved, 4 unsolved
Fused 4 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 214 ms.
Support contains 7 out of 656 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 656/656 places, 2368/2368 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 8 transitions
Trivial Post-agglo rules discarded 8 transitions
Performed 8 trivial Post agglomeration. Transition count delta: 8
Iterating post reduction 0 with 8 rules applied. Total rules applied 8 place count 656 transition count 2360
Reduce places removed 8 places and 0 transitions.
Iterating post reduction 1 with 8 rules applied. Total rules applied 16 place count 648 transition count 2360
Performed 199 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 199 Pre rules applied. Total rules applied 16 place count 648 transition count 2161
Deduced a syphon composed of 199 places in 1 ms
Reduce places removed 199 places and 0 transitions.
Iterating global reduction 2 with 398 rules applied. Total rules applied 414 place count 449 transition count 2161
Performed 55 Post agglomeration using F-continuation condition.Transition count delta: 55
Deduced a syphon composed of 55 places in 1 ms
Reduce places removed 55 places and 0 transitions.
Iterating global reduction 2 with 110 rules applied. Total rules applied 524 place count 394 transition count 2106
Applied a total of 524 rules in 86 ms. Remains 394 /656 variables (removed 262) and now considering 2106/2368 (removed 262) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 86 ms. Remains : 394/656 places, 2106/2368 transitions.
RANDOM walk for 40000 steps (8 resets) in 182 ms. (218 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 74 ms. (533 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 44 ms. (888 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 44 ms. (888 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 32 ms. (1212 steps per ms) remains 4/4 properties
Interrupted probabilistic random walk after 244638 steps, run timeout after 3001 ms. (steps per millisecond=81 ) properties seen :0 out of 4
Probabilistic random walk after 244638 steps, saw 139707 distinct states, run finished after 3001 ms. (steps per millisecond=81 ) properties seen :0
[2025-06-02 07:44:03] [INFO ] Flow matrix only has 658 transitions (discarded 1448 similar events)
// Phase 1: matrix 658 rows 394 cols
[2025-06-02 07:44:03] [INFO ] Computed 25 invariants in 3 ms
[2025-06-02 07:44:03] [INFO ] State equation strengthened by 284 read => feed constraints.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 178/185 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/185 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 4 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 10/195 variables, 2/9 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/195 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (OVERLAPS) 45/240 variables, 5/14 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/240 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (OVERLAPS) 10/250 variables, 2/16 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/250 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 9 (OVERLAPS) 454/704 variables, 250/266 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/704 variables, 120/386 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/704 variables, 0/386 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 12 (OVERLAPS) 66/770 variables, 30/416 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/770 variables, 21/437 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/770 variables, 0/437 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 15 (OVERLAPS) 108/878 variables, 6/443 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/878 variables, 0/443 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 17 (OVERLAPS) 6/884 variables, 3/446 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/884 variables, 0/446 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 19 (OVERLAPS) 168/1052 variables, 114/560 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/1052 variables, 143/703 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/1052 variables, 0/703 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 22 (OVERLAPS) 0/1052 variables, 0/703 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1052/1052 variables, and 703 constraints, problems are : Problem set: 0 solved, 4 unsolved in 772 ms.
Refiners :[Positive P Invariants (semi-flows): 17/17 constraints, Generalized P Invariants (flows): 8/8 constraints, State Equation: 394/394 constraints, ReadFeed: 284/284 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 4 unsolved
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 178/185 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/185 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (OVERLAPS) 10/195 variables, 2/9 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/195 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (OVERLAPS) 45/240 variables, 5/14 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:44:04] [INFO ] Deduced a trap composed of 3 places in 72 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:44:05] [INFO ] Deduced a trap composed of 3 places in 75 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:44:05] [INFO ] Deduced a trap composed of 3 places in 43 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:44:05] [INFO ] Deduced a trap composed of 19 places in 78 ms of which 4 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/240 variables, 4/18 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/240 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 8 (OVERLAPS) 10/250 variables, 2/20 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:44:05] [INFO ] Deduced a trap composed of 3 places in 47 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:44:05] [INFO ] Deduced a trap composed of 17 places in 73 ms of which 4 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/250 variables, 2/22 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/250 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 11 (OVERLAPS) 454/704 variables, 250/272 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/704 variables, 120/392 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/704 variables, 0/392 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 14 (OVERLAPS) 66/770 variables, 30/422 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/770 variables, 21/443 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:44:05] [INFO ] Deduced a trap composed of 23 places in 69 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:44:05] [INFO ] Deduced a trap composed of 25 places in 62 ms of which 3 ms to minimize.
At refinement iteration 16 (INCLUDED_ONLY) 0/770 variables, 2/445 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/770 variables, 0/445 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 18 (OVERLAPS) 108/878 variables, 6/451 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/878 variables, 0/451 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 20 (OVERLAPS) 6/884 variables, 3/454 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/884 variables, 4/458 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:44:06] [INFO ] Deduced a trap composed of 3 places in 111 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:44:06] [INFO ] Deduced a trap composed of 11 places in 127 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:44:06] [INFO ] Deduced a trap composed of 13 places in 116 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:44:06] [INFO ] Deduced a trap composed of 21 places in 93 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:44:06] [INFO ] Deduced a trap composed of 25 places in 71 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:44:07] [INFO ] Deduced a trap composed of 3 places in 49 ms of which 2 ms to minimize.
At refinement iteration 22 (INCLUDED_ONLY) 0/884 variables, 6/464 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/884 variables, 0/464 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 24 (OVERLAPS) 168/1052 variables, 114/578 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/1052 variables, 143/721 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/1052 variables, 0/721 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 27 (OVERLAPS) 0/1052 variables, 0/721 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1052/1052 variables, and 721 constraints, problems are : Problem set: 0 solved, 4 unsolved in 3369 ms.
Refiners :[Positive P Invariants (semi-flows): 17/17 constraints, Generalized P Invariants (flows): 8/8 constraints, State Equation: 394/394 constraints, ReadFeed: 284/284 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 14/14 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 4154ms problems are : Problem set: 0 solved, 4 unsolved
Fused 4 Parikh solutions to 3 different solutions.
Parikh walk visited 0 properties in 988 ms.
Support contains 7 out of 394 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 394/394 places, 2106/2106 transitions.
Applied a total of 0 rules in 64 ms. Remains 394 /394 variables (removed 0) and now considering 2106/2106 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 64 ms. Remains : 394/394 places, 2106/2106 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 394/394 places, 2106/2106 transitions.
Applied a total of 0 rules in 63 ms. Remains 394 /394 variables (removed 0) and now considering 2106/2106 (removed 0) transitions.
[2025-06-02 07:44:09] [INFO ] Flow matrix only has 658 transitions (discarded 1448 similar events)
[2025-06-02 07:44:09] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 07:44:09] [INFO ] Implicit Places using invariants in 425 ms returned []
[2025-06-02 07:44:09] [INFO ] Flow matrix only has 658 transitions (discarded 1448 similar events)
[2025-06-02 07:44:09] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 07:44:09] [INFO ] State equation strengthened by 284 read => feed constraints.
[2025-06-02 07:44:11] [INFO ] Implicit Places using invariants and state equation in 2142 ms returned []
Implicit Place search using SMT with State Equation took 2567 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-02 07:44:11] [INFO ] Redundant transitions in 44 ms returned []
Running 2098 sub problems to find dead transitions.
[2025-06-02 07:44:11] [INFO ] Flow matrix only has 658 transitions (discarded 1448 similar events)
[2025-06-02 07:44:11] [INFO ] Invariant cache hit.
[2025-06-02 07:44:11] [INFO ] State equation strengthened by 284 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/394 variables, 17/17 constraints. Problems are: Problem set: 0 solved, 2098 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/394 variables, 8/25 constraints. Problems are: Problem set: 0 solved, 2098 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:44:26] [INFO ] Deduced a trap composed of 3 places in 195 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:44:26] [INFO ] Deduced a trap composed of 3 places in 124 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:44:26] [INFO ] Deduced a trap composed of 3 places in 100 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:44:26] [INFO ] Deduced a trap composed of 3 places in 79 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:44:26] [INFO ] Deduced a trap composed of 3 places in 73 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:44:26] [INFO ] Deduced a trap composed of 3 places in 55 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:44:26] [INFO ] Deduced a trap composed of 42 places in 151 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:44:27] [INFO ] Deduced a trap composed of 43 places in 151 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:44:28] [INFO ] Deduced a trap composed of 42 places in 137 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:44:28] [INFO ] Deduced a trap composed of 42 places in 161 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:44:28] [INFO ] Deduced a trap composed of 42 places in 190 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:44:28] [INFO ] Deduced a trap composed of 42 places in 144 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:44:29] [INFO ] Deduced a trap composed of 11 places in 84 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:44:29] [INFO ] Deduced a trap composed of 42 places in 181 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:44:29] [INFO ] Deduced a trap composed of 29 places in 93 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:44:30] [INFO ] Deduced a trap composed of 17 places in 180 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:44:30] [INFO ] Deduced a trap composed of 13 places in 111 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:44:30] [INFO ] Deduced a trap composed of 64 places in 189 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:44:30] [INFO ] Deduced a trap composed of 68 places in 192 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:44:30] [INFO ] Deduced a trap composed of 68 places in 181 ms of which 20 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/394 variables, 20/45 constraints. Problems are: Problem set: 0 solved, 2098 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:44:34] [INFO ] Deduced a trap composed of 3 places in 81 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:44:35] [INFO ] Deduced a trap composed of 70 places in 149 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:44:37] [INFO ] Deduced a trap composed of 42 places in 172 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:44:37] [INFO ] Deduced a trap composed of 15 places in 141 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:44:38] [INFO ] Deduced a trap composed of 48 places in 145 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:44:39] [INFO ] Deduced a trap composed of 19 places in 96 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:44:40] [INFO ] Deduced a trap composed of 62 places in 154 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:44:40] [INFO ] Deduced a trap composed of 17 places in 160 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:44:41] [INFO ] Deduced a trap composed of 15 places in 171 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:44:42] [INFO ] Deduced a trap composed of 46 places in 172 ms of which 15 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 394/1052 variables, and 55 constraints, problems are : Problem set: 0 solved, 2098 unsolved in 30042 ms.
Refiners :[Positive P Invariants (semi-flows): 17/17 constraints, Generalized P Invariants (flows): 8/8 constraints, State Equation: 0/394 constraints, ReadFeed: 0/284 constraints, PredecessorRefiner: 2098/2098 constraints, Known Traps: 30/30 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2098 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/394 variables, 17/17 constraints. Problems are: Problem set: 0 solved, 2098 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/394 variables, 8/25 constraints. Problems are: Problem set: 0 solved, 2098 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/394 variables, 30/55 constraints. Problems are: Problem set: 0 solved, 2098 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:44:49] [INFO ] Deduced a trap composed of 63 places in 159 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:44:50] [INFO ] Deduced a trap composed of 59 places in 173 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:44:54] [INFO ] Deduced a trap composed of 58 places in 181 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:44:54] [INFO ] Deduced a trap composed of 61 places in 166 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:44:56] [INFO ] Deduced a trap composed of 23 places in 175 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:44:57] [INFO ] Deduced a trap composed of 21 places in 191 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:44:57] [INFO ] Deduced a trap composed of 58 places in 213 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:44:58] [INFO ] Deduced a trap composed of 61 places in 198 ms of which 29 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:44:58] [INFO ] Deduced a trap composed of 55 places in 222 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:44:58] [INFO ] Deduced a trap composed of 58 places in 202 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:44:59] [INFO ] Deduced a trap composed of 46 places in 209 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:44:59] [INFO ] Deduced a trap composed of 19 places in 116 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:44:59] [INFO ] Deduced a trap composed of 61 places in 196 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:45:00] [INFO ] Deduced a trap composed of 58 places in 216 ms of which 30 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:45:01] [INFO ] Deduced a trap composed of 25 places in 218 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:45:01] [INFO ] Deduced a trap composed of 27 places in 76 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:45:02] [INFO ] Deduced a trap composed of 21 places in 194 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:45:02] [INFO ] Deduced a trap composed of 23 places in 86 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:45:03] [INFO ] Deduced a trap composed of 58 places in 217 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:45:03] [INFO ] Deduced a trap composed of 23 places in 100 ms of which 4 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/394 variables, 20/75 constraints. Problems are: Problem set: 0 solved, 2098 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:45:06] [INFO ] Deduced a trap composed of 46 places in 155 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:45:07] [INFO ] Deduced a trap composed of 68 places in 169 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:45:07] [INFO ] Deduced a trap composed of 61 places in 146 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:45:07] [INFO ] Deduced a trap composed of 3 places in 68 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:45:07] [INFO ] Deduced a trap composed of 58 places in 149 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:45:08] [INFO ] Deduced a trap composed of 42 places in 223 ms of which 40 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:45:08] [INFO ] Deduced a trap composed of 42 places in 250 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:45:11] [INFO ] Deduced a trap composed of 62 places in 167 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:45:11] [INFO ] Deduced a trap composed of 62 places in 153 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:45:11] [INFO ] Deduced a trap composed of 25 places in 94 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:45:11] [INFO ] Deduced a trap composed of 49 places in 190 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:45:11] [INFO ] Deduced a trap composed of 49 places in 197 ms of which 15 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 394/1052 variables, and 87 constraints, problems are : Problem set: 0 solved, 2098 unsolved in 30052 ms.
Refiners :[Positive P Invariants (semi-flows): 17/17 constraints, Generalized P Invariants (flows): 8/8 constraints, State Equation: 0/394 constraints, ReadFeed: 0/284 constraints, PredecessorRefiner: 0/2098 constraints, Known Traps: 62/62 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60745ms problems are : Problem set: 0 solved, 2098 unsolved
Search for dead transitions found 0 dead transitions in 60748ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 63436 ms. Remains : 394/394 places, 2106/2106 transitions.
Attempting over-approximation, by ignoring read arcs.
Graph (trivial) has 1915 edges and 394 vertex of which 63 / 394 are part of one of the 8 SCC in 0 ms
Free SCC test removed 55 places
Drop transitions (Empty/Sink Transition effects.) removed 211 transitions
Ensure Unique test removed 1402 transitions
Reduce isomorphic transitions removed 1613 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 77 transitions
Trivial Post-agglo rules discarded 77 transitions
Performed 77 trivial Post agglomeration. Transition count delta: 77
Iterating post reduction 0 with 77 rules applied. Total rules applied 78 place count 339 transition count 416
Reduce places removed 77 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 1 with 78 rules applied. Total rules applied 156 place count 262 transition count 415
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 157 place count 261 transition count 415
Performed 16 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 16 Pre rules applied. Total rules applied 157 place count 261 transition count 399
Deduced a syphon composed of 16 places in 1 ms
Ensure Unique test removed 7 places
Reduce places removed 23 places and 0 transitions.
Iterating global reduction 3 with 39 rules applied. Total rules applied 196 place count 238 transition count 399
Performed 110 Post agglomeration using F-continuation condition.Transition count delta: 110
Deduced a syphon composed of 110 places in 0 ms
Reduce places removed 110 places and 0 transitions.
Iterating global reduction 3 with 220 rules applied. Total rules applied 416 place count 128 transition count 289
Ensure Unique test removed 52 transitions
Reduce isomorphic transitions removed 52 transitions.
Iterating post reduction 3 with 52 rules applied. Total rules applied 468 place count 128 transition count 237
Performed 5 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 5 places in 0 ms
Reduce places removed 5 places and 0 transitions.
Iterating global reduction 4 with 10 rules applied. Total rules applied 478 place count 123 transition count 237
Drop transitions (Empty/Sink Transition effects.) removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 4 with 5 rules applied. Total rules applied 483 place count 123 transition count 232
Drop transitions (Redundant composition of simpler transitions.) removed 8 transitions
Redundant transition composition rules discarded 8 transitions
Iterating global reduction 5 with 8 rules applied. Total rules applied 491 place count 123 transition count 224
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: -1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 5 with 2 rules applied. Total rules applied 493 place count 122 transition count 225
Free-agglomeration rule applied 58 times.
Iterating global reduction 5 with 58 rules applied. Total rules applied 551 place count 122 transition count 167
Reduce places removed 58 places and 0 transitions.
Iterating post reduction 5 with 58 rules applied. Total rules applied 609 place count 64 transition count 167
Partial Free-agglomeration rule applied 8 times.
Drop transitions (Partial Free agglomeration) removed 8 transitions
Iterating global reduction 6 with 8 rules applied. Total rules applied 617 place count 64 transition count 167
Applied a total of 617 rules in 19 ms. Remains 64 /394 variables (removed 330) and now considering 167/2106 (removed 1939) transitions.
Running SMT prover for 4 properties.
// Phase 1: matrix 167 rows 64 cols
[2025-06-02 07:45:12] [INFO ] Computed 18 invariants in 1 ms
Starting Z3 with timeout 450.0 s and query timeout 45000.0 ms
[2025-06-02 07:45:12] [INFO ] [Real]Absence check using 17 positive place invariants in 3 ms returned sat
[2025-06-02 07:45:12] [INFO ] [Real]Absence check using 17 positive and 1 generalized place invariants in 0 ms returned sat
[2025-06-02 07:45:12] [INFO ] After 59ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:4
Starting Z3 with timeout 450.0 s and query timeout 45000.0 ms
[2025-06-02 07:45:12] [INFO ] [Nat]Absence check using 17 positive place invariants in 2 ms returned sat
[2025-06-02 07:45:12] [INFO ] [Nat]Absence check using 17 positive and 1 generalized place invariants in 0 ms returned sat
[2025-06-02 07:45:12] [INFO ] After 54ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :4
[2025-06-02 07:45:12] [INFO ] State equation strengthened by 5 read => feed constraints.
[2025-06-02 07:45:12] [INFO ] After 33ms SMT Verify possible using 5 Read/Feed constraints in natural domain returned unsat :0 sat :4
TRAPS : Iteration 0
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:45:12] [INFO ] Deduced a trap composed of 2 places in 39 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:45:12] [INFO ] Deduced a trap composed of 2 places in 24 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:45:12] [INFO ] Deduced a trap composed of 3 places in 24 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:45:12] [INFO ] Deduced a trap composed of 3 places in 19 ms of which 1 ms to minimize.
[2025-06-02 07:45:12] [INFO ] Trap strengthening (SAT) tested/added 5/4 trap constraints in 167 ms
TRAPS : Iteration 1
[2025-06-02 07:45:13] [INFO ] After 280ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :4
[2025-06-02 07:45:13] [INFO ] After 416ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :4
Over-approximation ignoring read arcs solved 0 properties in 501 ms.
Knowledge obtained : [(AND (NOT p1) p0 (NOT p2)), (X (NOT (AND (NOT p2) p1 p0))), (X (NOT (AND p1 (NOT p0)))), (X (NOT (AND (NOT p2) p1 (NOT p0)))), (X (AND (NOT p1) p0)), (X (NOT (AND (NOT p1) (NOT p0)))), (X (NOT p2)), (X p0), (X (NOT p1)), (X (NOT (AND p1 p0))), (X (X (NOT (AND (NOT p2) p1 p0)))), (X (X (NOT (AND p1 (NOT p0))))), (X (X (NOT (AND (NOT p2) p1 (NOT p0))))), (X (X (AND (NOT p1) p0))), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X (AND (NOT p2) (NOT p1) p0))), (X (X (NOT p2))), (X (X (NOT (AND (NOT p2) (NOT p1) (NOT p0))))), (X (X p0)), (X (X (NOT p1))), (X (X (NOT (AND p1 p0))))]
False Knowledge obtained : [(F (NOT p0)), (F (NOT (OR p0 p1 p2))), (F (NOT (AND p0 (NOT p1) (NOT p2))))]
Knowledge based reduction with 21 factoid took 194 ms. Reduced automaton from 4 states, 10 edges and 3 AP (stutter sensitive) to 4 states, 10 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 153 ms :[(AND p1 (NOT p2)), (AND p1 (NOT p2)), (AND p1 (NOT p2)), (AND p1 (NOT p2))]
Stuttering acceptance computed with spot in 130 ms :[(AND p1 (NOT p2)), (AND p1 (NOT p2)), (AND p1 (NOT p2)), (AND p1 (NOT p2))]
Support contains 7 out of 656 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 656/656 places, 2368/2368 transitions.
Applied a total of 0 rules in 12 ms. Remains 656 /656 variables (removed 0) and now considering 2368/2368 (removed 0) transitions.
[2025-06-02 07:45:13] [INFO ] Flow matrix only has 920 transitions (discarded 1448 similar events)
// Phase 1: matrix 920 rows 656 cols
[2025-06-02 07:45:13] [INFO ] Computed 25 invariants in 3 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 07:45:14] [INFO ] Implicit Places using invariants in 672 ms returned []
[2025-06-02 07:45:14] [INFO ] Flow matrix only has 920 transitions (discarded 1448 similar events)
[2025-06-02 07:45:14] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 07:45:14] [INFO ] State equation strengthened by 284 read => feed constraints.
[2025-06-02 07:45:17] [INFO ] Implicit Places using invariants and state equation in 3699 ms returned []
Implicit Place search using SMT with State Equation took 4395 ms to find 0 implicit places.
Running 2360 sub problems to find dead transitions.
[2025-06-02 07:45:17] [INFO ] Flow matrix only has 920 transitions (discarded 1448 similar events)
[2025-06-02 07:45:17] [INFO ] Invariant cache hit.
[2025-06-02 07:45:17] [INFO ] State equation strengthened by 284 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/656 variables, 17/17 constraints. Problems are: Problem set: 0 solved, 2360 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/656 variables, 8/25 constraints. Problems are: Problem set: 0 solved, 2360 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:45:42] [INFO ] Deduced a trap composed of 20 places in 203 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:45:42] [INFO ] Deduced a trap composed of 26 places in 172 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:45:42] [INFO ] Deduced a trap composed of 29 places in 165 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:45:42] [INFO ] Deduced a trap composed of 32 places in 142 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:45:42] [INFO ] Deduced a trap composed of 35 places in 112 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:45:42] [INFO ] Deduced a trap composed of 50 places in 102 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:45:43] [INFO ] Deduced a trap composed of 23 places in 191 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:45:43] [INFO ] Deduced a trap composed of 32 places in 166 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:45:43] [INFO ] Deduced a trap composed of 38 places in 147 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:45:43] [INFO ] Deduced a trap composed of 41 places in 104 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:45:43] [INFO ] Deduced a trap composed of 26 places in 176 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:45:44] [INFO ] Deduced a trap composed of 29 places in 149 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:45:44] [INFO ] Deduced a trap composed of 44 places in 117 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:45:44] [INFO ] Deduced a trap composed of 32 places in 116 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:45:44] [INFO ] Deduced a trap composed of 35 places in 217 ms of which 29 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:45:44] [INFO ] Deduced a trap composed of 76 places in 215 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:45:47] [INFO ] Deduced a trap composed of 51 places in 319 ms of which 51 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:45:47] [INFO ] Deduced a trap composed of 68 places in 290 ms of which 38 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:45:48] [INFO ] Deduced a trap composed of 92 places in 354 ms of which 62 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:45:48] [INFO ] Deduced a trap composed of 51 places in 328 ms of which 47 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/656 variables, 20/45 constraints. Problems are: Problem set: 0 solved, 2360 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 656/1576 variables, and 45 constraints, problems are : Problem set: 0 solved, 2360 unsolved in 30046 ms.
Refiners :[Positive P Invariants (semi-flows): 17/17 constraints, Generalized P Invariants (flows): 8/8 constraints, State Equation: 0/656 constraints, ReadFeed: 0/284 constraints, PredecessorRefiner: 2360/2360 constraints, Known Traps: 20/20 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2360 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/656 variables, 17/17 constraints. Problems are: Problem set: 0 solved, 2360 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/656 variables, 8/25 constraints. Problems are: Problem set: 0 solved, 2360 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/656 variables, 20/45 constraints. Problems are: Problem set: 0 solved, 2360 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:45:51] [INFO ] Deduced a trap composed of 35 places in 273 ms of which 37 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:45:51] [INFO ] Deduced a trap composed of 47 places in 296 ms of which 41 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:45:51] [INFO ] Deduced a trap composed of 76 places in 268 ms of which 33 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:45:52] [INFO ] Deduced a trap composed of 76 places in 262 ms of which 49 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:45:52] [INFO ] Deduced a trap composed of 76 places in 247 ms of which 41 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:45:53] [INFO ] Deduced a trap composed of 76 places in 416 ms of which 34 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:45:53] [INFO ] Deduced a trap composed of 76 places in 221 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:45:53] [INFO ] Deduced a trap composed of 44 places in 228 ms of which 37 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:45:53] [INFO ] Deduced a trap composed of 76 places in 222 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:45:54] [INFO ] Deduced a trap composed of 76 places in 203 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:45:54] [INFO ] Deduced a trap composed of 76 places in 197 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:45:56] [INFO ] Deduced a trap composed of 68 places in 349 ms of which 56 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:45:57] [INFO ] Deduced a trap composed of 68 places in 283 ms of which 41 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:45:57] [INFO ] Deduced a trap composed of 68 places in 226 ms of which 29 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:45:57] [INFO ] Deduced a trap composed of 68 places in 261 ms of which 46 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:45:58] [INFO ] Deduced a trap composed of 68 places in 253 ms of which 36 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:45:58] [INFO ] Deduced a trap composed of 68 places in 257 ms of which 30 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:45:58] [INFO ] Deduced a trap composed of 68 places in 220 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:45:58] [INFO ] Deduced a trap composed of 64 places in 229 ms of which 30 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:45:59] [INFO ] Deduced a trap composed of 3 places in 200 ms of which 9 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/656 variables, 20/65 constraints. Problems are: Problem set: 0 solved, 2360 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:45:59] [INFO ] Deduced a trap composed of 3 places in 133 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:46:00] [INFO ] Deduced a trap composed of 3 places in 120 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:46:00] [INFO ] Deduced a trap composed of 3 places in 210 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:46:00] [INFO ] Deduced a trap composed of 3 places in 269 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:46:00] [INFO ] Deduced a trap composed of 3 places in 280 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:46:01] [INFO ] Deduced a trap composed of 68 places in 177 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:46:04] [INFO ] Deduced a trap composed of 81 places in 308 ms of which 64 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:46:04] [INFO ] Deduced a trap composed of 87 places in 307 ms of which 60 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:46:05] [INFO ] Deduced a trap composed of 102 places in 313 ms of which 50 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:46:05] [INFO ] Deduced a trap composed of 104 places in 310 ms of which 48 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:46:05] [INFO ] Deduced a trap composed of 104 places in 295 ms of which 51 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:46:06] [INFO ] Deduced a trap composed of 104 places in 291 ms of which 58 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:46:06] [INFO ] Deduced a trap composed of 76 places in 262 ms of which 38 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:46:07] [INFO ] Deduced a trap composed of 104 places in 296 ms of which 55 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:46:07] [INFO ] Deduced a trap composed of 104 places in 251 ms of which 42 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:46:08] [INFO ] Deduced a trap composed of 104 places in 362 ms of which 38 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:46:08] [INFO ] Deduced a trap composed of 104 places in 236 ms of which 37 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:46:09] [INFO ] Deduced a trap composed of 104 places in 242 ms of which 35 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:46:09] [INFO ] Deduced a trap composed of 102 places in 296 ms of which 46 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:46:09] [INFO ] Deduced a trap composed of 104 places in 275 ms of which 54 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/656 variables, 20/85 constraints. Problems are: Problem set: 0 solved, 2360 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:46:10] [INFO ] Deduced a trap composed of 41 places in 299 ms of which 47 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:46:11] [INFO ] Deduced a trap composed of 49 places in 280 ms of which 47 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:46:11] [INFO ] Deduced a trap composed of 87 places in 269 ms of which 38 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:46:11] [INFO ] Deduced a trap composed of 20 places in 209 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:46:12] [INFO ] Deduced a trap composed of 23 places in 178 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:46:12] [INFO ] Deduced a trap composed of 26 places in 129 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:46:12] [INFO ] Deduced a trap composed of 29 places in 132 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:46:16] [INFO ] Deduced a trap composed of 76 places in 305 ms of which 50 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:46:17] [INFO ] Deduced a trap composed of 76 places in 246 ms of which 39 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:46:17] [INFO ] Deduced a trap composed of 104 places in 290 ms of which 42 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:46:18] [INFO ] Deduced a trap composed of 51 places in 228 ms of which 36 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:46:18] [INFO ] Deduced a trap composed of 51 places in 249 ms of which 36 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 656/1576 variables, and 97 constraints, problems are : Problem set: 0 solved, 2360 unsolved in 30036 ms.
Refiners :[Positive P Invariants (semi-flows): 17/17 constraints, Generalized P Invariants (flows): 8/8 constraints, State Equation: 0/656 constraints, ReadFeed: 0/284 constraints, PredecessorRefiner: 0/2360 constraints, Known Traps: 72/72 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60879ms problems are : Problem set: 0 solved, 2360 unsolved
Search for dead transitions found 0 dead transitions in 60883ms
Finished structural reductions in LTL mode , in 1 iterations and 65294 ms. Remains : 656/656 places, 2368/2368 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND (NOT p2) p0 (NOT p1)), (X (NOT (AND p0 p1 (NOT p2)))), (X (NOT p2)), (X (NOT (AND (NOT p0) p1 (NOT p2)))), (X p0), (X (NOT p1)), (X (X (NOT (AND (NOT p0) (NOT p1) (NOT p2))))), (X (X (AND p0 (NOT p1) (NOT p2)))), (X (X (NOT (AND p0 p1 (NOT p2))))), (X (X (NOT p2))), (X (X (NOT (AND (NOT p0) p1 (NOT p2))))), (X (X p0)), (X (X (NOT p1)))]
False Knowledge obtained : []
Knowledge based reduction with 13 factoid took 132 ms. Reduced automaton from 4 states, 10 edges and 3 AP (stutter sensitive) to 4 states, 10 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 123 ms :[(AND p1 (NOT p2)), (AND p1 (NOT p2)), (AND p1 (NOT p2)), (AND p1 (NOT p2))]
RANDOM walk for 40000 steps (8 resets) in 227 ms. (175 steps per ms) remains 4/7 properties
BEST_FIRST walk for 40004 steps (8 resets) in 34 ms. (1142 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 42 ms. (930 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 145 ms. (274 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 30 ms. (1290 steps per ms) remains 4/4 properties
[2025-06-02 07:46:19] [INFO ] Flow matrix only has 920 transitions (discarded 1448 similar events)
[2025-06-02 07:46:19] [INFO ] Invariant cache hit.
[2025-06-02 07:46:19] [INFO ] State equation strengthened by 284 read => feed constraints.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 293/300 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/300 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (OVERLAPS) 25/325 variables, 2/9 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/325 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (OVERLAPS) 63/388 variables, 5/14 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:46:19] [INFO ] Deduced a trap composed of 3 places in 108 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:46:19] [INFO ] Deduced a trap composed of 3 places in 55 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:46:19] [INFO ] Deduced a trap composed of 26 places in 92 ms of which 6 ms to minimize.
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/388 variables, 3/17 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/388 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 8 (OVERLAPS) 25/413 variables, 2/19 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/413 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 10 (OVERLAPS) 617/1030 variables, 413/432 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1030 variables, 120/552 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1030 variables, 0/552 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 13 (OVERLAPS) 66/1096 variables, 30/582 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1096 variables, 19/601 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1096 variables, 0/601 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 16 (OVERLAPS) 207/1303 variables, 6/607 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1303 variables, 0/607 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 18 (OVERLAPS) 6/1309 variables, 3/610 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/1309 variables, 0/610 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 20 (OVERLAPS) 267/1576 variables, 213/823 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/1576 variables, 145/968 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/1576 variables, 0/968 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 23 (OVERLAPS) 0/1576 variables, 0/968 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1576/1576 variables, and 968 constraints, problems are : Problem set: 0 solved, 4 unsolved in 1770 ms.
Refiners :[Positive P Invariants (semi-flows): 17/17 constraints, Generalized P Invariants (flows): 8/8 constraints, State Equation: 656/656 constraints, ReadFeed: 284/284 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 4 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 293/300 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/300 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (OVERLAPS) 25/325 variables, 2/9 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/325 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (OVERLAPS) 63/388 variables, 5/14 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/388 variables, 3/17 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:46:21] [INFO ] Deduced a trap composed of 3 places in 66 ms of which 3 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/388 variables, 1/18 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/388 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 9 (OVERLAPS) 25/413 variables, 2/20 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:46:21] [INFO ] Deduced a trap composed of 23 places in 108 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:46:21] [INFO ] Deduced a trap composed of 20 places in 92 ms of which 6 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/413 variables, 2/22 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/413 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 12 (OVERLAPS) 617/1030 variables, 413/435 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1030 variables, 120/555 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:46:22] [INFO ] Deduced a trap composed of 3 places in 61 ms of which 3 ms to minimize.
At refinement iteration 14 (INCLUDED_ONLY) 0/1030 variables, 1/556 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1030 variables, 0/556 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 16 (OVERLAPS) 66/1096 variables, 30/586 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1096 variables, 19/605 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1096 variables, 0/605 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 19 (OVERLAPS) 207/1303 variables, 6/611 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/1303 variables, 0/611 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 21 (OVERLAPS) 6/1309 variables, 3/614 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/1309 variables, 4/618 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:46:23] [INFO ] Deduced a trap composed of 3 places in 302 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:46:23] [INFO ] Deduced a trap composed of 3 places in 78 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:46:23] [INFO ] Deduced a trap composed of 35 places in 106 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:46:23] [INFO ] Deduced a trap composed of 17 places in 102 ms of which 7 ms to minimize.
At refinement iteration 23 (INCLUDED_ONLY) 0/1309 variables, 4/622 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/1309 variables, 0/622 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 25 (OVERLAPS) 267/1576 variables, 213/835 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/1576 variables, 145/980 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 27 (INCLUDED_ONLY) 0/1576 variables, 0/980 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 28 (OVERLAPS) 0/1576 variables, 0/980 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1576/1576 variables, and 980 constraints, problems are : Problem set: 0 solved, 4 unsolved in 4735 ms.
Refiners :[Positive P Invariants (semi-flows): 17/17 constraints, Generalized P Invariants (flows): 8/8 constraints, State Equation: 656/656 constraints, ReadFeed: 284/284 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 11/11 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 6533ms problems are : Problem set: 0 solved, 4 unsolved
Parikh walk visited 0 properties in 1686 ms.
Support contains 7 out of 656 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 656/656 places, 2368/2368 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 8 transitions
Trivial Post-agglo rules discarded 8 transitions
Performed 8 trivial Post agglomeration. Transition count delta: 8
Iterating post reduction 0 with 8 rules applied. Total rules applied 8 place count 656 transition count 2360
Reduce places removed 8 places and 0 transitions.
Iterating post reduction 1 with 8 rules applied. Total rules applied 16 place count 648 transition count 2360
Performed 199 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 199 Pre rules applied. Total rules applied 16 place count 648 transition count 2161
Deduced a syphon composed of 199 places in 1 ms
Reduce places removed 199 places and 0 transitions.
Iterating global reduction 2 with 398 rules applied. Total rules applied 414 place count 449 transition count 2161
Performed 55 Post agglomeration using F-continuation condition.Transition count delta: 55
Deduced a syphon composed of 55 places in 1 ms
Reduce places removed 55 places and 0 transitions.
Iterating global reduction 2 with 110 rules applied. Total rules applied 524 place count 394 transition count 2106
Applied a total of 524 rules in 95 ms. Remains 394 /656 variables (removed 262) and now considering 2106/2368 (removed 262) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 95 ms. Remains : 394/656 places, 2106/2368 transitions.
RANDOM walk for 40000 steps (8 resets) in 254 ms. (156 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 89 ms. (444 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 69 ms. (571 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 56 ms. (701 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 66 ms. (597 steps per ms) remains 4/4 properties
Interrupted probabilistic random walk after 276156 steps, run timeout after 3001 ms. (steps per millisecond=92 ) properties seen :0 out of 4
Probabilistic random walk after 276156 steps, saw 154576 distinct states, run finished after 3005 ms. (steps per millisecond=91 ) properties seen :0
[2025-06-02 07:46:30] [INFO ] Flow matrix only has 658 transitions (discarded 1448 similar events)
// Phase 1: matrix 658 rows 394 cols
[2025-06-02 07:46:30] [INFO ] Computed 25 invariants in 1 ms
[2025-06-02 07:46:30] [INFO ] State equation strengthened by 284 read => feed constraints.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 178/185 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/185 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (OVERLAPS) 10/195 variables, 2/9 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/195 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (OVERLAPS) 45/240 variables, 5/14 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:46:31] [INFO ] Deduced a trap composed of 19 places in 87 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:46:31] [INFO ] Deduced a trap composed of 3 places in 54 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:46:31] [INFO ] Deduced a trap composed of 3 places in 52 ms of which 2 ms to minimize.
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/240 variables, 3/17 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/240 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 8 (OVERLAPS) 10/250 variables, 2/19 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/250 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 10 (OVERLAPS) 454/704 variables, 250/269 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/704 variables, 120/389 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/704 variables, 0/389 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 13 (OVERLAPS) 66/770 variables, 30/419 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/770 variables, 21/440 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/770 variables, 0/440 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 16 (OVERLAPS) 108/878 variables, 6/446 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/878 variables, 0/446 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 18 (OVERLAPS) 6/884 variables, 3/449 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/884 variables, 0/449 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 20 (OVERLAPS) 168/1052 variables, 114/563 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/1052 variables, 143/706 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/1052 variables, 0/706 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 23 (OVERLAPS) 0/1052 variables, 0/706 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1052/1052 variables, and 706 constraints, problems are : Problem set: 0 solved, 4 unsolved in 974 ms.
Refiners :[Positive P Invariants (semi-flows): 17/17 constraints, Generalized P Invariants (flows): 8/8 constraints, State Equation: 394/394 constraints, ReadFeed: 284/284 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 4 unsolved
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 178/185 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/185 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (OVERLAPS) 10/195 variables, 2/9 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/195 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (OVERLAPS) 45/240 variables, 5/14 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/240 variables, 3/17 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:46:32] [INFO ] Deduced a trap composed of 3 places in 47 ms of which 3 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/240 variables, 1/18 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/240 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 9 (OVERLAPS) 10/250 variables, 2/20 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/250 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 11 (OVERLAPS) 454/704 variables, 250/270 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/704 variables, 120/390 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/704 variables, 0/390 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 14 (OVERLAPS) 66/770 variables, 30/420 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/770 variables, 21/441 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:46:32] [INFO ] Deduced a trap composed of 15 places in 81 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:46:32] [INFO ] Deduced a trap composed of 3 places in 49 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:46:32] [INFO ] Deduced a trap composed of 17 places in 67 ms of which 3 ms to minimize.
At refinement iteration 16 (INCLUDED_ONLY) 0/770 variables, 3/444 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/770 variables, 0/444 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 18 (OVERLAPS) 108/878 variables, 6/450 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/878 variables, 0/450 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 20 (OVERLAPS) 6/884 variables, 3/453 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/884 variables, 4/457 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:46:33] [INFO ] Deduced a trap composed of 3 places in 138 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:46:33] [INFO ] Deduced a trap composed of 3 places in 161 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:46:33] [INFO ] Deduced a trap composed of 3 places in 85 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:46:33] [INFO ] Deduced a trap composed of 13 places in 88 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:46:33] [INFO ] Deduced a trap composed of 21 places in 85 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:46:33] [INFO ] Deduced a trap composed of 15 places in 113 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:46:34] [INFO ] Deduced a trap composed of 23 places in 79 ms of which 4 ms to minimize.
At refinement iteration 22 (INCLUDED_ONLY) 0/884 variables, 7/464 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/884 variables, 0/464 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 24 (OVERLAPS) 168/1052 variables, 114/578 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/1052 variables, 143/721 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/1052 variables, 0/721 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 27 (OVERLAPS) 0/1052 variables, 0/721 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1052/1052 variables, and 721 constraints, problems are : Problem set: 0 solved, 4 unsolved in 3250 ms.
Refiners :[Positive P Invariants (semi-flows): 17/17 constraints, Generalized P Invariants (flows): 8/8 constraints, State Equation: 394/394 constraints, ReadFeed: 284/284 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 14/14 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 4260ms problems are : Problem set: 0 solved, 4 unsolved
Parikh walk visited 0 properties in 863 ms.
Support contains 7 out of 394 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 394/394 places, 2106/2106 transitions.
Applied a total of 0 rules in 66 ms. Remains 394 /394 variables (removed 0) and now considering 2106/2106 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 66 ms. Remains : 394/394 places, 2106/2106 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 394/394 places, 2106/2106 transitions.
Applied a total of 0 rules in 52 ms. Remains 394 /394 variables (removed 0) and now considering 2106/2106 (removed 0) transitions.
[2025-06-02 07:46:36] [INFO ] Flow matrix only has 658 transitions (discarded 1448 similar events)
[2025-06-02 07:46:36] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 07:46:36] [INFO ] Implicit Places using invariants in 434 ms returned []
[2025-06-02 07:46:36] [INFO ] Flow matrix only has 658 transitions (discarded 1448 similar events)
[2025-06-02 07:46:36] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 07:46:36] [INFO ] State equation strengthened by 284 read => feed constraints.
[2025-06-02 07:46:38] [INFO ] Implicit Places using invariants and state equation in 2120 ms returned []
Implicit Place search using SMT with State Equation took 2582 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-02 07:46:38] [INFO ] Redundant transitions in 43 ms returned []
Running 2098 sub problems to find dead transitions.
[2025-06-02 07:46:38] [INFO ] Flow matrix only has 658 transitions (discarded 1448 similar events)
[2025-06-02 07:46:38] [INFO ] Invariant cache hit.
[2025-06-02 07:46:38] [INFO ] State equation strengthened by 284 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/394 variables, 17/17 constraints. Problems are: Problem set: 0 solved, 2098 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/394 variables, 8/25 constraints. Problems are: Problem set: 0 solved, 2098 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:46:52] [INFO ] Deduced a trap composed of 3 places in 201 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:46:52] [INFO ] Deduced a trap composed of 3 places in 119 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:46:53] [INFO ] Deduced a trap composed of 3 places in 116 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:46:53] [INFO ] Deduced a trap composed of 3 places in 64 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:46:53] [INFO ] Deduced a trap composed of 3 places in 61 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:46:53] [INFO ] Deduced a trap composed of 3 places in 39 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:46:53] [INFO ] Deduced a trap composed of 42 places in 112 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:46:54] [INFO ] Deduced a trap composed of 43 places in 144 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:46:54] [INFO ] Deduced a trap composed of 42 places in 149 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:46:55] [INFO ] Deduced a trap composed of 42 places in 149 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:46:55] [INFO ] Deduced a trap composed of 42 places in 148 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:46:55] [INFO ] Deduced a trap composed of 42 places in 148 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:46:55] [INFO ] Deduced a trap composed of 11 places in 60 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:46:55] [INFO ] Deduced a trap composed of 42 places in 145 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:46:56] [INFO ] Deduced a trap composed of 29 places in 96 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:46:56] [INFO ] Deduced a trap composed of 17 places in 152 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:46:56] [INFO ] Deduced a trap composed of 13 places in 86 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:46:57] [INFO ] Deduced a trap composed of 64 places in 178 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:46:57] [INFO ] Deduced a trap composed of 68 places in 170 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:46:57] [INFO ] Deduced a trap composed of 68 places in 183 ms of which 21 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/394 variables, 20/45 constraints. Problems are: Problem set: 0 solved, 2098 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:47:01] [INFO ] Deduced a trap composed of 3 places in 51 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:47:02] [INFO ] Deduced a trap composed of 70 places in 129 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:47:03] [INFO ] Deduced a trap composed of 42 places in 155 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:47:04] [INFO ] Deduced a trap composed of 15 places in 143 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:47:05] [INFO ] Deduced a trap composed of 48 places in 134 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:47:05] [INFO ] Deduced a trap composed of 19 places in 75 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:47:06] [INFO ] Deduced a trap composed of 62 places in 138 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:47:06] [INFO ] Deduced a trap composed of 17 places in 150 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:47:07] [INFO ] Deduced a trap composed of 15 places in 175 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:47:08] [INFO ] Deduced a trap composed of 46 places in 170 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:47:09] [INFO ] Deduced a trap composed of 70 places in 175 ms of which 25 ms to minimize.
SMT process timed out in 30867ms, After SMT, problems are : Problem set: 0 solved, 2098 unsolved
Search for dead transitions found 0 dead transitions in 30870ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 33557 ms. Remains : 394/394 places, 2106/2106 transitions.
Attempting over-approximation, by ignoring read arcs.
Graph (trivial) has 1915 edges and 394 vertex of which 63 / 394 are part of one of the 8 SCC in 0 ms
Free SCC test removed 55 places
Drop transitions (Empty/Sink Transition effects.) removed 211 transitions
Ensure Unique test removed 1402 transitions
Reduce isomorphic transitions removed 1613 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 77 transitions
Trivial Post-agglo rules discarded 77 transitions
Performed 77 trivial Post agglomeration. Transition count delta: 77
Iterating post reduction 0 with 77 rules applied. Total rules applied 78 place count 339 transition count 416
Reduce places removed 77 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 1 with 78 rules applied. Total rules applied 156 place count 262 transition count 415
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 157 place count 261 transition count 415
Performed 16 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 16 Pre rules applied. Total rules applied 157 place count 261 transition count 399
Deduced a syphon composed of 16 places in 0 ms
Ensure Unique test removed 7 places
Reduce places removed 23 places and 0 transitions.
Iterating global reduction 3 with 39 rules applied. Total rules applied 196 place count 238 transition count 399
Performed 110 Post agglomeration using F-continuation condition.Transition count delta: 110
Deduced a syphon composed of 110 places in 0 ms
Reduce places removed 110 places and 0 transitions.
Iterating global reduction 3 with 220 rules applied. Total rules applied 416 place count 128 transition count 289
Ensure Unique test removed 52 transitions
Reduce isomorphic transitions removed 52 transitions.
Iterating post reduction 3 with 52 rules applied. Total rules applied 468 place count 128 transition count 237
Performed 5 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 5 places in 0 ms
Reduce places removed 5 places and 0 transitions.
Iterating global reduction 4 with 10 rules applied. Total rules applied 478 place count 123 transition count 237
Drop transitions (Empty/Sink Transition effects.) removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 4 with 5 rules applied. Total rules applied 483 place count 123 transition count 232
Drop transitions (Redundant composition of simpler transitions.) removed 8 transitions
Redundant transition composition rules discarded 8 transitions
Iterating global reduction 5 with 8 rules applied. Total rules applied 491 place count 123 transition count 224
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: -1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 5 with 2 rules applied. Total rules applied 493 place count 122 transition count 225
Free-agglomeration rule applied 58 times.
Iterating global reduction 5 with 58 rules applied. Total rules applied 551 place count 122 transition count 167
Reduce places removed 58 places and 0 transitions.
Iterating post reduction 5 with 58 rules applied. Total rules applied 609 place count 64 transition count 167
Partial Free-agglomeration rule applied 8 times.
Drop transitions (Partial Free agglomeration) removed 8 transitions
Iterating global reduction 6 with 8 rules applied. Total rules applied 617 place count 64 transition count 167
Applied a total of 617 rules in 20 ms. Remains 64 /394 variables (removed 330) and now considering 167/2106 (removed 1939) transitions.
Running SMT prover for 4 properties.
// Phase 1: matrix 167 rows 64 cols
[2025-06-02 07:47:09] [INFO ] Computed 18 invariants in 1 ms
Starting Z3 with timeout 450.0 s and query timeout 45000.0 ms
[2025-06-02 07:47:09] [INFO ] [Real]Absence check using 17 positive place invariants in 3 ms returned sat
[2025-06-02 07:47:09] [INFO ] [Real]Absence check using 17 positive and 1 generalized place invariants in 1 ms returned sat
[2025-06-02 07:47:09] [INFO ] After 47ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:4
Starting Z3 with timeout 450.0 s and query timeout 45000.0 ms
[2025-06-02 07:47:09] [INFO ] [Nat]Absence check using 17 positive place invariants in 2 ms returned sat
[2025-06-02 07:47:09] [INFO ] [Nat]Absence check using 17 positive and 1 generalized place invariants in 1 ms returned sat
[2025-06-02 07:47:09] [INFO ] After 57ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :4
[2025-06-02 07:47:09] [INFO ] State equation strengthened by 5 read => feed constraints.
[2025-06-02 07:47:09] [INFO ] After 31ms SMT Verify possible using 5 Read/Feed constraints in natural domain returned unsat :0 sat :4
TRAPS : Iteration 0
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:47:09] [INFO ] Deduced a trap composed of 2 places in 36 ms of which 3 ms to minimize.
[2025-06-02 07:47:09] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 44 ms
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:47:09] [INFO ] Deduced a trap composed of 3 places in 22 ms of which 1 ms to minimize.
[2025-06-02 07:47:09] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 52 ms
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:47:09] [INFO ] Deduced a trap composed of 2 places in 17 ms of which 2 ms to minimize.
[2025-06-02 07:47:09] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 33 ms
TRAPS : Iteration 1
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:47:10] [INFO ] Deduced a trap composed of 3 places in 25 ms of which 1 ms to minimize.
[2025-06-02 07:47:10] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 51 ms
TRAPS : Iteration 2
[2025-06-02 07:47:10] [INFO ] After 330ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :4
[2025-06-02 07:47:10] [INFO ] After 458ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :4
Over-approximation ignoring read arcs solved 0 properties in 540 ms.
Knowledge obtained : [(AND (NOT p2) p0 (NOT p1)), (X (NOT (AND p0 p1 (NOT p2)))), (X (NOT p2)), (X (NOT (AND (NOT p0) p1 (NOT p2)))), (X p0), (X (NOT p1)), (X (X (NOT (AND (NOT p0) (NOT p1) (NOT p2))))), (X (X (AND p0 (NOT p1) (NOT p2)))), (X (X (NOT (AND p0 p1 (NOT p2))))), (X (X (NOT p2))), (X (X (NOT (AND (NOT p0) p1 (NOT p2))))), (X (X p0)), (X (X (NOT p1)))]
False Knowledge obtained : [(F (NOT p0)), (F (NOT (AND (NOT p2) p0 (NOT p1)))), (F (NOT (OR p2 p0 p1)))]
Knowledge based reduction with 13 factoid took 211 ms. Reduced automaton from 4 states, 10 edges and 3 AP (stutter sensitive) to 4 states, 10 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 115 ms :[(AND p1 (NOT p2)), (AND p1 (NOT p2)), (AND p1 (NOT p2)), (AND p1 (NOT p2))]
Stuttering acceptance computed with spot in 122 ms :[(AND p1 (NOT p2)), (AND p1 (NOT p2)), (AND p1 (NOT p2)), (AND p1 (NOT p2))]
Stuttering acceptance computed with spot in 132 ms :[(AND p1 (NOT p2)), (AND p1 (NOT p2)), (AND p1 (NOT p2)), (AND p1 (NOT p2))]
Product exploration explored 100000 steps with 0 reset in 257 ms.
Product exploration explored 100000 steps with 0 reset in 312 ms.
Built C files in :
/tmp/ltsmin1450119900609966738
[2025-06-02 07:47:11] [INFO ] Built C files in 26ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin1450119900609966738
Running compilation step : cd /tmp/ltsmin1450119900609966738;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
WARNING : LTS min runner thread failed on error :java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin1450119900609966738;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c' killed by timeout after 3 SECONDS
java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin1450119900609966738;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c' killed by timeout after 3 SECONDS
at fr.lip6.move.gal.application.runner.ltsmin.LTSminRunner$1.run(LTSminRunner.java:93)
at java.base/java.lang.Thread.run(Thread.java:1583)
Support contains 7 out of 656 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 656/656 places, 2368/2368 transitions.
Applied a total of 0 rules in 12 ms. Remains 656 /656 variables (removed 0) and now considering 2368/2368 (removed 0) transitions.
[2025-06-02 07:47:14] [INFO ] Flow matrix only has 920 transitions (discarded 1448 similar events)
// Phase 1: matrix 920 rows 656 cols
[2025-06-02 07:47:14] [INFO ] Computed 25 invariants in 4 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 07:47:15] [INFO ] Implicit Places using invariants in 678 ms returned []
[2025-06-02 07:47:15] [INFO ] Flow matrix only has 920 transitions (discarded 1448 similar events)
[2025-06-02 07:47:15] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 07:47:15] [INFO ] State equation strengthened by 284 read => feed constraints.
[2025-06-02 07:47:18] [INFO ] Implicit Places using invariants and state equation in 3532 ms returned []
Implicit Place search using SMT with State Equation took 4214 ms to find 0 implicit places.
Running 2360 sub problems to find dead transitions.
[2025-06-02 07:47:18] [INFO ] Flow matrix only has 920 transitions (discarded 1448 similar events)
[2025-06-02 07:47:18] [INFO ] Invariant cache hit.
[2025-06-02 07:47:18] [INFO ] State equation strengthened by 284 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/656 variables, 17/17 constraints. Problems are: Problem set: 0 solved, 2360 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/656 variables, 8/25 constraints. Problems are: Problem set: 0 solved, 2360 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:47:43] [INFO ] Deduced a trap composed of 20 places in 199 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:47:43] [INFO ] Deduced a trap composed of 26 places in 186 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:47:44] [INFO ] Deduced a trap composed of 29 places in 147 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:47:44] [INFO ] Deduced a trap composed of 32 places in 139 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:47:44] [INFO ] Deduced a trap composed of 35 places in 115 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:47:44] [INFO ] Deduced a trap composed of 50 places in 80 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:47:44] [INFO ] Deduced a trap composed of 23 places in 181 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:47:44] [INFO ] Deduced a trap composed of 32 places in 167 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:47:45] [INFO ] Deduced a trap composed of 38 places in 146 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:47:45] [INFO ] Deduced a trap composed of 41 places in 119 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:47:45] [INFO ] Deduced a trap composed of 26 places in 182 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:47:45] [INFO ] Deduced a trap composed of 29 places in 145 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:47:45] [INFO ] Deduced a trap composed of 44 places in 110 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:47:45] [INFO ] Deduced a trap composed of 32 places in 105 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:47:46] [INFO ] Deduced a trap composed of 35 places in 194 ms of which 29 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:47:46] [INFO ] Deduced a trap composed of 76 places in 187 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:47:48] [INFO ] Deduced a trap composed of 51 places in 313 ms of which 50 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:47:49] [INFO ] Deduced a trap composed of 68 places in 280 ms of which 38 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:47:49] [INFO ] Deduced a trap composed of 92 places in 318 ms of which 63 ms to minimize.
SMT process timed out in 30828ms, After SMT, problems are : Problem set: 0 solved, 2360 unsolved
Search for dead transitions found 0 dead transitions in 30832ms
Finished structural reductions in LTL mode , in 1 iterations and 35062 ms. Remains : 656/656 places, 2368/2368 transitions.
Built C files in :
/tmp/ltsmin6850208938489609289
[2025-06-02 07:47:49] [INFO ] Built C files in 30ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin6850208938489609289
Running compilation step : cd /tmp/ltsmin6850208938489609289;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
WARNING : LTS min runner thread failed on error :java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin6850208938489609289;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c' killed by timeout after 3 SECONDS
java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin6850208938489609289;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c' killed by timeout after 3 SECONDS
at fr.lip6.move.gal.application.runner.ltsmin.LTSminRunner$1.run(LTSminRunner.java:93)
at java.base/java.lang.Thread.run(Thread.java:1583)
[2025-06-02 07:47:52] [INFO ] Flatten gal took : 45 ms
[2025-06-02 07:47:52] [INFO ] Flatten gal took : 46 ms
[2025-06-02 07:47:52] [INFO ] Time to serialize gal into /tmp/LTL10726624056291417734.gal : 8 ms
[2025-06-02 07:47:52] [INFO ] Time to serialize properties into /tmp/LTL4612944734859939759.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL10726624056291417734.gal' '-t' 'CGAL' '-hoa' '/tmp/aut8714535837966315710.hoa' '-atoms' '/tmp/LTL4612944734859939759.prop' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...318
Loading property file /tmp/LTL4612944734859939759.prop.
Loaded 3 atomic propositions.
Checking formula 0 provided in automaton : /tmp/aut8714535837966315710.hoa
Detected timeout of ITS tools.
[2025-06-02 07:48:07] [INFO ] Flatten gal took : 45 ms
[2025-06-02 07:48:07] [INFO ] Flatten gal took : 46 ms
[2025-06-02 07:48:07] [INFO ] Time to serialize gal into /tmp/LTL6650801754403241718.gal : 7 ms
[2025-06-02 07:48:07] [INFO ] Time to serialize properties into /tmp/LTL524623349977398912.ltl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL6650801754403241718.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL524623349977398912.ltl' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...274
Read 1 LTL properties
Checking formula 0 : !(((G(F((G("(((turn_7!=1)||(flag_7_waiting!=1))||(p25_2_7!=1))"))||(("(p08_5_1!=1)")&&(X("(((turn_7!=1)||(flag_7_waiting!=1))||(p25_2_...376
Formula 0 simplified : (G!"(((turn_1==1)&&(flag_1_active==1))&&(p25_3_6==1))" | XG(F!"(((turn_7!=1)||(flag_7_waiting!=1))||(p25_2_7!=1))" & (!"(p08_5_1!=1)...355
Detected timeout of ITS tools.
[2025-06-02 07:48:23] [INFO ] Flatten gal took : 50 ms
[2025-06-02 07:48:23] [INFO ] Applying decomposition
[2025-06-02 07:48:23] [INFO ] Flatten gal took : 50 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/graph7526895985261737684.txt' '-o' '/tmp/graph7526895985261737684.bin' '-w' '/tmp/graph7526895985261737684.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph7526895985261737684.bin' '-l' '-1' '-v' '-w' '/tmp/graph7526895985261737684.weights' '-q' '0' '-e' '0.001'
[2025-06-02 07:48:23] [INFO ] Decomposing Gal with order
[2025-06-02 07:48:23] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-02 07:48:23] [INFO ] Removed a total of 4525 redundant transitions.
[2025-06-02 07:48:23] [INFO ] Flatten gal took : 137 ms
[2025-06-02 07:48:23] [INFO ] Fuse similar labels procedure discarded/fused a total of 632 labels/synchronizations in 41 ms.
[2025-06-02 07:48:23] [INFO ] Time to serialize gal into /tmp/LTL12781546798232067712.gal : 12 ms
[2025-06-02 07:48:23] [INFO ] Time to serialize properties into /tmp/LTL368687094318187949.ltl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL12781546798232067712.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL368687094318187949.ltl' '-c' '-stutter-deadlock'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...254
Read 1 LTL properties
Checking formula 0 : !(((G(F((G("(((i0.u1.turn_7!=1)||(i21.i1.u161.flag_7_waiting!=1))||(i0.u1.p25_2_7!=1))"))||(("(i2.u22.p08_5_1!=1)")&&(X("(((i0.u1.turn...508
Formula 0 simplified : (G!"(((i0.u2.turn_1==1)&&(i13.i0.u3.flag_1_active==1))&&(i0.u2.p25_3_6==1))" | XG(F!"(((i0.u1.turn_7!=1)||(i21.i1.u161.flag_7_waitin...487
Detected timeout of ITS tools.
Treatment of property EisenbergMcGuire-PT-08-LTLFireability-10 finished in 351500 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(p0)))'
Support contains 2 out of 664 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 664/664 places, 2432/2432 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 8 transitions
Trivial Post-agglo rules discarded 8 transitions
Performed 8 trivial Post agglomeration. Transition count delta: 8
Iterating post reduction 0 with 8 rules applied. Total rules applied 8 place count 664 transition count 2424
Reduce places removed 8 places and 0 transitions.
Iterating post reduction 1 with 8 rules applied. Total rules applied 16 place count 656 transition count 2424
Performed 199 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 199 Pre rules applied. Total rules applied 16 place count 656 transition count 2225
Deduced a syphon composed of 199 places in 2 ms
Reduce places removed 199 places and 0 transitions.
Iterating global reduction 2 with 398 rules applied. Total rules applied 414 place count 457 transition count 2225
Discarding 8 places :
Symmetric choice reduction at 2 with 8 rule applications. Total rules 422 place count 449 transition count 2161
Iterating global reduction 2 with 8 rules applied. Total rules applied 430 place count 449 transition count 2161
Performed 56 Post agglomeration using F-continuation condition.Transition count delta: 56
Deduced a syphon composed of 56 places in 2 ms
Reduce places removed 56 places and 0 transitions.
Iterating global reduction 2 with 112 rules applied. Total rules applied 542 place count 393 transition count 2105
Applied a total of 542 rules in 107 ms. Remains 393 /664 variables (removed 271) and now considering 2105/2432 (removed 327) transitions.
[2025-06-02 07:48:38] [INFO ] Flow matrix only has 657 transitions (discarded 1448 similar events)
// Phase 1: matrix 657 rows 393 cols
[2025-06-02 07:48:38] [INFO ] Computed 25 invariants in 5 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 07:48:39] [INFO ] Implicit Places using invariants in 483 ms returned []
[2025-06-02 07:48:39] [INFO ] Flow matrix only has 657 transitions (discarded 1448 similar events)
[2025-06-02 07:48:39] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 07:48:39] [INFO ] State equation strengthened by 284 read => feed constraints.
[2025-06-02 07:48:41] [INFO ] Implicit Places using invariants and state equation in 2202 ms returned []
Implicit Place search using SMT with State Equation took 2695 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-02 07:48:41] [INFO ] Redundant transitions in 42 ms returned []
Running 2097 sub problems to find dead transitions.
[2025-06-02 07:48:41] [INFO ] Flow matrix only has 657 transitions (discarded 1448 similar events)
[2025-06-02 07:48:41] [INFO ] Invariant cache hit.
[2025-06-02 07:48:41] [INFO ] State equation strengthened by 284 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/393 variables, 17/17 constraints. Problems are: Problem set: 0 solved, 2097 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/393 variables, 8/25 constraints. Problems are: Problem set: 0 solved, 2097 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:48:55] [INFO ] Deduced a trap composed of 3 places in 209 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:48:56] [INFO ] Deduced a trap composed of 3 places in 99 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:48:56] [INFO ] Deduced a trap composed of 3 places in 81 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:48:56] [INFO ] Deduced a trap composed of 3 places in 70 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:48:56] [INFO ] Deduced a trap composed of 3 places in 55 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:48:56] [INFO ] Deduced a trap composed of 3 places in 38 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:48:56] [INFO ] Deduced a trap composed of 42 places in 121 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:48:56] [INFO ] Deduced a trap composed of 66 places in 130 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:48:57] [INFO ] Deduced a trap composed of 42 places in 155 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:48:58] [INFO ] Deduced a trap composed of 42 places in 157 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:48:58] [INFO ] Deduced a trap composed of 42 places in 141 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:48:58] [INFO ] Deduced a trap composed of 42 places in 153 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:48:58] [INFO ] Deduced a trap composed of 42 places in 171 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:48:59] [INFO ] Deduced a trap composed of 42 places in 135 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:48:59] [INFO ] Deduced a trap composed of 42 places in 144 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:48:59] [INFO ] Deduced a trap composed of 15 places in 139 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:48:59] [INFO ] Deduced a trap composed of 11 places in 69 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:49:00] [INFO ] Deduced a trap composed of 13 places in 118 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:49:00] [INFO ] Deduced a trap composed of 17 places in 120 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:49:00] [INFO ] Deduced a trap composed of 61 places in 201 ms of which 18 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/393 variables, 20/45 constraints. Problems are: Problem set: 0 solved, 2097 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:49:04] [INFO ] Deduced a trap composed of 3 places in 69 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:49:07] [INFO ] Deduced a trap composed of 15 places in 143 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:49:09] [INFO ] Deduced a trap composed of 19 places in 73 ms of which 4 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 393/1050 variables, and 48 constraints, problems are : Problem set: 0 solved, 2097 unsolved in 30034 ms.
Refiners :[Positive P Invariants (semi-flows): 17/17 constraints, Generalized P Invariants (flows): 8/8 constraints, State Equation: 0/393 constraints, ReadFeed: 0/284 constraints, PredecessorRefiner: 2097/2097 constraints, Known Traps: 23/23 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2097 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/393 variables, 17/17 constraints. Problems are: Problem set: 0 solved, 2097 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/393 variables, 8/25 constraints. Problems are: Problem set: 0 solved, 2097 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/393 variables, 23/48 constraints. Problems are: Problem set: 0 solved, 2097 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:49:24] [INFO ] Deduced a trap composed of 23 places in 77 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:49:27] [INFO ] Deduced a trap composed of 27 places in 65 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:49:30] [INFO ] Deduced a trap composed of 31 places in 70 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:49:34] [INFO ] Deduced a trap composed of 19 places in 230 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:49:34] [INFO ] Deduced a trap composed of 21 places in 223 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:49:34] [INFO ] Deduced a trap composed of 23 places in 216 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:49:35] [INFO ] Deduced a trap composed of 17 places in 210 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:49:35] [INFO ] Deduced a trap composed of 19 places in 205 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:49:35] [INFO ] Deduced a trap composed of 21 places in 208 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:49:35] [INFO ] Deduced a trap composed of 23 places in 191 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:49:36] [INFO ] Deduced a trap composed of 25 places in 214 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:49:36] [INFO ] Deduced a trap composed of 21 places in 132 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:49:36] [INFO ] Deduced a trap composed of 23 places in 106 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:49:36] [INFO ] Deduced a trap composed of 25 places in 90 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:49:36] [INFO ] Deduced a trap composed of 27 places in 66 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:49:37] [INFO ] Deduced a trap composed of 25 places in 113 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:49:37] [INFO ] Deduced a trap composed of 27 places in 93 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:49:37] [INFO ] Deduced a trap composed of 29 places in 69 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:49:37] [INFO ] Deduced a trap composed of 29 places in 98 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:49:37] [INFO ] Deduced a trap composed of 31 places in 74 ms of which 4 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/393 variables, 20/68 constraints. Problems are: Problem set: 0 solved, 2097 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 393/1050 variables, and 68 constraints, problems are : Problem set: 0 solved, 2097 unsolved in 30030 ms.
Refiners :[Positive P Invariants (semi-flows): 17/17 constraints, Generalized P Invariants (flows): 8/8 constraints, State Equation: 0/393 constraints, ReadFeed: 0/284 constraints, PredecessorRefiner: 0/2097 constraints, Known Traps: 43/43 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60730ms problems are : Problem set: 0 solved, 2097 unsolved
Search for dead transitions found 0 dead transitions in 60733ms
Starting structural reductions in SI_LTL mode, iteration 1 : 393/664 places, 2105/2432 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 63584 ms. Remains : 393/664 places, 2105/2432 transitions.
Stuttering acceptance computed with spot in 94 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : EisenbergMcGuire-PT-08-LTLFireability-11
Product exploration explored 100000 steps with 158 reset in 271 ms.
Stack based approach found an accepted trace after 26 steps with 1 reset with depth 17 and stack size 17 in 0 ms.
FORMULA EisenbergMcGuire-PT-08-LTLFireability-11 FALSE TECHNIQUES STACK_TEST
Treatment of property EisenbergMcGuire-PT-08-LTLFireability-11 finished in 63966 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(G(p0)))'
Support contains 3 out of 664 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 664/664 places, 2432/2432 transitions.
Discarding 8 places :
Symmetric choice reduction at 0 with 8 rule applications. Total rules 8 place count 656 transition count 2368
Iterating global reduction 0 with 8 rules applied. Total rules applied 16 place count 656 transition count 2368
Applied a total of 16 rules in 28 ms. Remains 656 /664 variables (removed 8) and now considering 2368/2432 (removed 64) transitions.
[2025-06-02 07:49:42] [INFO ] Flow matrix only has 920 transitions (discarded 1448 similar events)
// Phase 1: matrix 920 rows 656 cols
[2025-06-02 07:49:42] [INFO ] Computed 25 invariants in 6 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 07:49:43] [INFO ] Implicit Places using invariants in 689 ms returned []
[2025-06-02 07:49:43] [INFO ] Flow matrix only has 920 transitions (discarded 1448 similar events)
[2025-06-02 07:49:43] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 07:49:43] [INFO ] State equation strengthened by 284 read => feed constraints.
[2025-06-02 07:49:46] [INFO ] Implicit Places using invariants and state equation in 3507 ms returned []
Implicit Place search using SMT with State Equation took 4206 ms to find 0 implicit places.
Running 2360 sub problems to find dead transitions.
[2025-06-02 07:49:46] [INFO ] Flow matrix only has 920 transitions (discarded 1448 similar events)
[2025-06-02 07:49:46] [INFO ] Invariant cache hit.
[2025-06-02 07:49:46] [INFO ] State equation strengthened by 284 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/656 variables, 17/17 constraints. Problems are: Problem set: 0 solved, 2360 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/656 variables, 8/25 constraints. Problems are: Problem set: 0 solved, 2360 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:50:11] [INFO ] Deduced a trap composed of 20 places in 204 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:50:12] [INFO ] Deduced a trap composed of 26 places in 179 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:50:12] [INFO ] Deduced a trap composed of 29 places in 158 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:50:12] [INFO ] Deduced a trap composed of 32 places in 134 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:50:12] [INFO ] Deduced a trap composed of 35 places in 111 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:50:12] [INFO ] Deduced a trap composed of 50 places in 77 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:50:12] [INFO ] Deduced a trap composed of 23 places in 184 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:50:13] [INFO ] Deduced a trap composed of 32 places in 168 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:50:13] [INFO ] Deduced a trap composed of 38 places in 139 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:50:13] [INFO ] Deduced a trap composed of 41 places in 108 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:50:13] [INFO ] Deduced a trap composed of 26 places in 197 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:50:13] [INFO ] Deduced a trap composed of 29 places in 145 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:50:13] [INFO ] Deduced a trap composed of 44 places in 142 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:50:14] [INFO ] Deduced a trap composed of 32 places in 115 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:50:14] [INFO ] Deduced a trap composed of 35 places in 211 ms of which 30 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:50:14] [INFO ] Deduced a trap composed of 76 places in 234 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:50:17] [INFO ] Deduced a trap composed of 51 places in 309 ms of which 49 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:50:17] [INFO ] Deduced a trap composed of 68 places in 285 ms of which 38 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:50:17] [INFO ] Deduced a trap composed of 92 places in 354 ms of which 63 ms to minimize.
SMT process timed out in 31038ms, After SMT, problems are : Problem set: 0 solved, 2360 unsolved
Search for dead transitions found 0 dead transitions in 31042ms
Starting structural reductions in LTL mode, iteration 1 : 656/664 places, 2368/2432 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 35280 ms. Remains : 656/664 places, 2368/2432 transitions.
Stuttering acceptance computed with spot in 74 ms :[true, (NOT p0), (NOT p0)]
Running random walk in product with property : EisenbergMcGuire-PT-08-LTLFireability-12
Product exploration explored 100000 steps with 0 reset in 253 ms.
Product exploration explored 100000 steps with 0 reset in 329 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 3 factoid took 93 ms. Reduced automaton from 3 states, 4 edges and 1 AP (stutter sensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 51 ms :[true, (NOT p0)]
RANDOM walk for 40000 steps (8 resets) in 201 ms. (198 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 30 ms. (1290 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 436536 steps, run timeout after 3001 ms. (steps per millisecond=145 ) properties seen :0 out of 1
Probabilistic random walk after 436536 steps, saw 304667 distinct states, run finished after 3001 ms. (steps per millisecond=145 ) properties seen :0
[2025-06-02 07:50:21] [INFO ] Flow matrix only has 920 transitions (discarded 1448 similar events)
[2025-06-02 07:50:21] [INFO ] Invariant cache hit.
[2025-06-02 07:50:21] [INFO ] State equation strengthened by 284 read => feed constraints.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 85/88 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/88 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 57/145 variables, 2/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/145 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/170 variables, 2/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:50:21] [INFO ] Deduced a trap composed of 3 places in 65 ms of which 3 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/170 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/170 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 314/484 variables, 170/178 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/484 variables, 30/208 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/484 variables, 0/208 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 132/616 variables, 60/268 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 12 (INCLUDED_ONLY) 0/616 variables, 22/290 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/616 variables, 0/290 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 414/1030 variables, 12/302 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1030 variables, 0/302 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 12/1042 variables, 6/308 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1042 variables, 0/308 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 534/1576 variables, 426/734 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/1576 variables, 232/966 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/1576 variables, 0/966 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 0/1576 variables, 0/966 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1576/1576 variables, and 966 constraints, problems are : Problem set: 0 solved, 1 unsolved in 572 ms.
Refiners :[Positive P Invariants (semi-flows): 17/17 constraints, Generalized P Invariants (flows): 8/8 constraints, State Equation: 656/656 constraints, ReadFeed: 284/284 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 85/88 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/88 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 57/145 variables, 2/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/145 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/170 variables, 2/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/170 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/170 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 314/484 variables, 170/178 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/484 variables, 30/208 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/484 variables, 0/208 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 132/616 variables, 60/268 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/616 variables, 22/290 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/616 variables, 0/290 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 414/1030 variables, 12/302 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1030 variables, 0/302 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 12/1042 variables, 6/308 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/1042 variables, 1/309 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:50:22] [INFO ] Deduced a trap composed of 3 places in 175 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:50:23] [INFO ] Deduced a trap composed of 3 places in 225 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:50:23] [INFO ] Deduced a trap composed of 3 places in 175 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:50:23] [INFO ] Deduced a trap composed of 23 places in 197 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:50:23] [INFO ] Deduced a trap composed of 3 places in 124 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:50:23] [INFO ] Deduced a trap composed of 20 places in 147 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:50:23] [INFO ] Deduced a trap composed of 32 places in 162 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:50:24] [INFO ] Deduced a trap composed of 3 places in 71 ms of which 3 ms to minimize.
At refinement iteration 18 (INCLUDED_ONLY) 0/1042 variables, 8/317 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/1042 variables, 0/317 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 534/1576 variables, 426/743 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/1576 variables, 232/975 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:50:24] [INFO ] Deduced a trap composed of 26 places in 137 ms of which 13 ms to minimize.
At refinement iteration 22 (INCLUDED_ONLY) 0/1576 variables, 1/976 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/1576 variables, 0/976 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (OVERLAPS) 0/1576 variables, 0/976 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1576/1576 variables, and 976 constraints, problems are : Problem set: 0 solved, 1 unsolved in 2548 ms.
Refiners :[Positive P Invariants (semi-flows): 17/17 constraints, Generalized P Invariants (flows): 8/8 constraints, State Equation: 656/656 constraints, ReadFeed: 284/284 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 10/10 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 3148ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 121 ms.
Support contains 3 out of 656 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 656/656 places, 2368/2368 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 8 transitions
Trivial Post-agglo rules discarded 8 transitions
Performed 8 trivial Post agglomeration. Transition count delta: 8
Iterating post reduction 0 with 8 rules applied. Total rules applied 8 place count 656 transition count 2360
Reduce places removed 8 places and 0 transitions.
Iterating post reduction 1 with 8 rules applied. Total rules applied 16 place count 648 transition count 2360
Performed 200 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 200 Pre rules applied. Total rules applied 16 place count 648 transition count 2160
Deduced a syphon composed of 200 places in 1 ms
Reduce places removed 200 places and 0 transitions.
Iterating global reduction 2 with 400 rules applied. Total rules applied 416 place count 448 transition count 2160
Performed 56 Post agglomeration using F-continuation condition.Transition count delta: 56
Deduced a syphon composed of 56 places in 1 ms
Reduce places removed 56 places and 0 transitions.
Iterating global reduction 2 with 112 rules applied. Total rules applied 528 place count 392 transition count 2104
Applied a total of 528 rules in 87 ms. Remains 392 /656 variables (removed 264) and now considering 2104/2368 (removed 264) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 87 ms. Remains : 392/656 places, 2104/2368 transitions.
RANDOM walk for 40000 steps (8 resets) in 201 ms. (198 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 44 ms. (888 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 483885 steps, run timeout after 3001 ms. (steps per millisecond=161 ) properties seen :0 out of 1
Probabilistic random walk after 483885 steps, saw 254902 distinct states, run finished after 3001 ms. (steps per millisecond=161 ) properties seen :0
[2025-06-02 07:50:28] [INFO ] Flow matrix only has 656 transitions (discarded 1448 similar events)
// Phase 1: matrix 656 rows 392 cols
[2025-06-02 07:50:28] [INFO ] Computed 25 invariants in 4 ms
[2025-06-02 07:50:28] [INFO ] State equation strengthened by 284 read => feed constraints.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 52/55 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/55 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 39/94 variables, 2/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:50:28] [INFO ] Deduced a trap composed of 3 places in 63 ms of which 2 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/94 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/94 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 10/104 variables, 2/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:50:28] [INFO ] Deduced a trap composed of 3 places in 65 ms of which 2 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/104 variables, 1/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/104 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 248/352 variables, 104/113 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/352 variables, 30/143 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/352 variables, 0/143 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 12 (OVERLAPS) 132/484 variables, 60/203 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/484 variables, 27/230 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/484 variables, 0/230 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 215/699 variables, 11/241 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/699 variables, 0/241 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 2/701 variables, 1/242 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/701 variables, 0/242 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 11/712 variables, 6/248 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/712 variables, 0/248 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 336/1048 variables, 228/476 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/1048 variables, 227/703 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/1048 variables, 0/703 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (OVERLAPS) 0/1048 variables, 0/703 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1048/1048 variables, and 703 constraints, problems are : Problem set: 0 solved, 1 unsolved in 483 ms.
Refiners :[Positive P Invariants (semi-flows): 17/17 constraints, Generalized P Invariants (flows): 8/8 constraints, State Equation: 392/392 constraints, ReadFeed: 284/284 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 52/55 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/55 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 39/94 variables, 2/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/94 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/94 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 10/104 variables, 2/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/104 variables, 1/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/104 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 248/352 variables, 104/113 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/352 variables, 30/143 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/352 variables, 0/143 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 132/484 variables, 60/203 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/484 variables, 27/230 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/484 variables, 0/230 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 215/699 variables, 11/241 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/699 variables, 0/241 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 2/701 variables, 1/242 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/701 variables, 0/242 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 11/712 variables, 6/248 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/712 variables, 1/249 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:50:29] [INFO ] Deduced a trap composed of 3 places in 211 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:50:29] [INFO ] Deduced a trap composed of 15 places in 194 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:50:29] [INFO ] Deduced a trap composed of 31 places in 228 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:50:29] [INFO ] Deduced a trap composed of 46 places in 232 ms of which 27 ms to minimize.
At refinement iteration 21 (INCLUDED_ONLY) 0/712 variables, 4/253 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/712 variables, 0/253 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 336/1048 variables, 228/481 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/1048 variables, 227/708 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/1048 variables, 0/708 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (OVERLAPS) 0/1048 variables, 0/708 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1048/1048 variables, and 708 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1508 ms.
Refiners :[Positive P Invariants (semi-flows): 17/17 constraints, Generalized P Invariants (flows): 8/8 constraints, State Equation: 392/392 constraints, ReadFeed: 284/284 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 6/6 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2006ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 48 ms.
Support contains 3 out of 392 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 392/392 places, 2104/2104 transitions.
Applied a total of 0 rules in 56 ms. Remains 392 /392 variables (removed 0) and now considering 2104/2104 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 56 ms. Remains : 392/392 places, 2104/2104 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 392/392 places, 2104/2104 transitions.
Applied a total of 0 rules in 54 ms. Remains 392 /392 variables (removed 0) and now considering 2104/2104 (removed 0) transitions.
[2025-06-02 07:50:30] [INFO ] Flow matrix only has 656 transitions (discarded 1448 similar events)
[2025-06-02 07:50:30] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 07:50:30] [INFO ] Implicit Places using invariants in 482 ms returned []
[2025-06-02 07:50:30] [INFO ] Flow matrix only has 656 transitions (discarded 1448 similar events)
[2025-06-02 07:50:30] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 07:50:31] [INFO ] State equation strengthened by 284 read => feed constraints.
[2025-06-02 07:50:33] [INFO ] Implicit Places using invariants and state equation in 2185 ms returned []
Implicit Place search using SMT with State Equation took 2668 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-02 07:50:33] [INFO ] Redundant transitions in 48 ms returned []
Running 2096 sub problems to find dead transitions.
[2025-06-02 07:50:33] [INFO ] Flow matrix only has 656 transitions (discarded 1448 similar events)
[2025-06-02 07:50:33] [INFO ] Invariant cache hit.
[2025-06-02 07:50:33] [INFO ] State equation strengthened by 284 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/392 variables, 17/17 constraints. Problems are: Problem set: 0 solved, 2096 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/392 variables, 8/25 constraints. Problems are: Problem set: 0 solved, 2096 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:50:47] [INFO ] Deduced a trap composed of 3 places in 206 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:50:47] [INFO ] Deduced a trap composed of 3 places in 145 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:50:47] [INFO ] Deduced a trap composed of 3 places in 121 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:50:47] [INFO ] Deduced a trap composed of 3 places in 79 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:50:47] [INFO ] Deduced a trap composed of 3 places in 61 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:50:48] [INFO ] Deduced a trap composed of 3 places in 44 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:50:48] [INFO ] Deduced a trap composed of 42 places in 123 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:50:48] [INFO ] Deduced a trap composed of 66 places in 142 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:50:49] [INFO ] Deduced a trap composed of 42 places in 137 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:50:49] [INFO ] Deduced a trap composed of 42 places in 144 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:50:49] [INFO ] Deduced a trap composed of 42 places in 141 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:50:50] [INFO ] Deduced a trap composed of 42 places in 150 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:50:50] [INFO ] Deduced a trap composed of 25 places in 72 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:50:50] [INFO ] Deduced a trap composed of 42 places in 160 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:50:50] [INFO ] Deduced a trap composed of 15 places in 156 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:50:51] [INFO ] Deduced a trap composed of 42 places in 163 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:50:51] [INFO ] Deduced a trap composed of 13 places in 96 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:50:51] [INFO ] Deduced a trap composed of 61 places in 175 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:50:51] [INFO ] Deduced a trap composed of 27 places in 71 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:50:52] [INFO ] Deduced a trap composed of 17 places in 198 ms of which 17 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/392 variables, 20/45 constraints. Problems are: Problem set: 0 solved, 2096 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:50:55] [INFO ] Deduced a trap composed of 3 places in 45 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:50:55] [INFO ] Deduced a trap composed of 11 places in 125 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:50:58] [INFO ] Deduced a trap composed of 15 places in 134 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:51:01] [INFO ] Deduced a trap composed of 19 places in 72 ms of which 4 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 392/1048 variables, and 49 constraints, problems are : Problem set: 0 solved, 2096 unsolved in 30031 ms.
Refiners :[Positive P Invariants (semi-flows): 17/17 constraints, Generalized P Invariants (flows): 8/8 constraints, State Equation: 0/392 constraints, ReadFeed: 0/284 constraints, PredecessorRefiner: 2096/2096 constraints, Known Traps: 24/24 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2096 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/392 variables, 17/17 constraints. Problems are: Problem set: 0 solved, 2096 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/392 variables, 8/25 constraints. Problems are: Problem set: 0 solved, 2096 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/392 variables, 24/49 constraints. Problems are: Problem set: 0 solved, 2096 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:51:08] [INFO ] Deduced a trap composed of 42 places in 145 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:51:09] [INFO ] Deduced a trap composed of 42 places in 160 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:51:11] [INFO ] Deduced a trap composed of 61 places in 148 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:51:11] [INFO ] Deduced a trap composed of 61 places in 136 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:51:11] [INFO ] Deduced a trap composed of 58 places in 155 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:51:11] [INFO ] Deduced a trap composed of 68 places in 159 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:51:12] [INFO ] Deduced a trap composed of 66 places in 188 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:51:12] [INFO ] Deduced a trap composed of 3 places in 46 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:51:12] [INFO ] Deduced a trap composed of 66 places in 166 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:51:12] [INFO ] Deduced a trap composed of 66 places in 176 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:51:13] [INFO ] Deduced a trap composed of 58 places in 192 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:51:13] [INFO ] Deduced a trap composed of 58 places in 178 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:51:13] [INFO ] Deduced a trap composed of 70 places in 166 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:51:14] [INFO ] Deduced a trap composed of 69 places in 206 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:51:14] [INFO ] Deduced a trap composed of 67 places in 180 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:51:14] [INFO ] Deduced a trap composed of 35 places in 176 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:51:14] [INFO ] Deduced a trap composed of 58 places in 181 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:51:15] [INFO ] Deduced a trap composed of 58 places in 164 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:51:15] [INFO ] Deduced a trap composed of 66 places in 193 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:51:15] [INFO ] Deduced a trap composed of 66 places in 174 ms of which 18 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/392 variables, 20/69 constraints. Problems are: Problem set: 0 solved, 2096 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:51:19] [INFO ] Deduced a trap composed of 58 places in 132 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:51:19] [INFO ] Deduced a trap composed of 68 places in 140 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:51:19] [INFO ] Deduced a trap composed of 68 places in 135 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:51:20] [INFO ] Deduced a trap composed of 61 places in 133 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:51:27] [INFO ] Deduced a trap composed of 23 places in 75 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:51:29] [INFO ] Deduced a trap composed of 19 places in 64 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:51:31] [INFO ] Deduced a trap composed of 21 places in 70 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:51:33] [INFO ] Deduced a trap composed of 31 places in 73 ms of which 4 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 392/1048 variables, and 77 constraints, problems are : Problem set: 0 solved, 2096 unsolved in 30040 ms.
Refiners :[Positive P Invariants (semi-flows): 17/17 constraints, Generalized P Invariants (flows): 8/8 constraints, State Equation: 0/392 constraints, ReadFeed: 0/284 constraints, PredecessorRefiner: 0/2096 constraints, Known Traps: 52/52 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60748ms problems are : Problem set: 0 solved, 2096 unsolved
Search for dead transitions found 0 dead transitions in 60751ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 63528 ms. Remains : 392/392 places, 2104/2104 transitions.
Attempting over-approximation, by ignoring read arcs.
Graph (trivial) has 1938 edges and 392 vertex of which 64 / 392 are part of one of the 8 SCC in 0 ms
Free SCC test removed 56 places
Drop transitions (Empty/Sink Transition effects.) removed 216 transitions
Ensure Unique test removed 1400 transitions
Reduce isomorphic transitions removed 1616 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 78 transitions
Trivial Post-agglo rules discarded 78 transitions
Performed 78 trivial Post agglomeration. Transition count delta: 78
Iterating post reduction 0 with 78 rules applied. Total rules applied 79 place count 336 transition count 410
Reduce places removed 78 places and 0 transitions.
Iterating post reduction 1 with 78 rules applied. Total rules applied 157 place count 258 transition count 410
Performed 17 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 17 Pre rules applied. Total rules applied 157 place count 258 transition count 393
Deduced a syphon composed of 17 places in 1 ms
Ensure Unique test removed 8 places
Reduce places removed 25 places and 0 transitions.
Iterating global reduction 2 with 42 rules applied. Total rules applied 199 place count 233 transition count 393
Performed 111 Post agglomeration using F-continuation condition.Transition count delta: 111
Deduced a syphon composed of 111 places in 0 ms
Reduce places removed 111 places and 0 transitions.
Iterating global reduction 2 with 222 rules applied. Total rules applied 421 place count 122 transition count 282
Ensure Unique test removed 54 transitions
Reduce isomorphic transitions removed 54 transitions.
Iterating post reduction 2 with 54 rules applied. Total rules applied 475 place count 122 transition count 228
Performed 8 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 8 places in 0 ms
Reduce places removed 8 places and 0 transitions.
Iterating global reduction 3 with 16 rules applied. Total rules applied 491 place count 114 transition count 228
Drop transitions (Empty/Sink Transition effects.) removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 3 with 8 rules applied. Total rules applied 499 place count 114 transition count 220
Drop transitions (Redundant composition of simpler transitions.) removed 9 transitions
Redundant transition composition rules discarded 9 transitions
Iterating global reduction 4 with 9 rules applied. Total rules applied 508 place count 114 transition count 211
Free-agglomeration rule applied 57 times.
Iterating global reduction 4 with 57 rules applied. Total rules applied 565 place count 114 transition count 154
Reduce places removed 57 places and 0 transitions.
Iterating post reduction 4 with 57 rules applied. Total rules applied 622 place count 57 transition count 154
Partial Free-agglomeration rule applied 8 times.
Drop transitions (Partial Free agglomeration) removed 8 transitions
Iterating global reduction 5 with 8 rules applied. Total rules applied 630 place count 57 transition count 154
Applied a total of 630 rules in 15 ms. Remains 57 /392 variables (removed 335) and now considering 154/2104 (removed 1950) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 154 rows 57 cols
[2025-06-02 07:51:33] [INFO ] Computed 17 invariants in 2 ms
Starting Z3 with timeout 450.0 s and query timeout 45000.0 ms
[2025-06-02 07:51:33] [INFO ] [Real]Absence check using 17 positive place invariants in 3 ms returned sat
[2025-06-02 07:51:33] [INFO ] After 69ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
Starting Z3 with timeout 450.0 s and query timeout 45000.0 ms
[2025-06-02 07:51:33] [INFO ] [Nat]Absence check using 17 positive place invariants in 3 ms returned sat
[2025-06-02 07:51:33] [INFO ] After 31ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2025-06-02 07:51:33] [INFO ] State equation strengthened by 8 read => feed constraints.
[2025-06-02 07:51:34] [INFO ] After 8ms SMT Verify possible using 8 Read/Feed constraints in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:51:34] [INFO ] Deduced a trap composed of 2 places in 35 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:51:34] [INFO ] Deduced a trap composed of 2 places in 26 ms of which 2 ms to minimize.
[2025-06-02 07:51:34] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 82 ms
TRAPS : Iteration 1
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:51:34] [INFO ] Deduced a trap composed of 2 places in 26 ms of which 2 ms to minimize.
[2025-06-02 07:51:34] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 40 ms
TRAPS : Iteration 2
[2025-06-02 07:51:34] [INFO ] After 156ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2025-06-02 07:51:34] [INFO ] After 225ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Over-approximation ignoring read arcs solved 0 properties in 317 ms.
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 86 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 52 ms :[true, (NOT p0)]
Stuttering acceptance computed with spot in 59 ms :[true, (NOT p0)]
Support contains 3 out of 656 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 656/656 places, 2368/2368 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 8 transitions
Trivial Post-agglo rules discarded 8 transitions
Performed 8 trivial Post agglomeration. Transition count delta: 8
Iterating post reduction 0 with 8 rules applied. Total rules applied 8 place count 656 transition count 2360
Reduce places removed 8 places and 0 transitions.
Iterating post reduction 1 with 8 rules applied. Total rules applied 16 place count 648 transition count 2360
Performed 200 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 200 Pre rules applied. Total rules applied 16 place count 648 transition count 2160
Deduced a syphon composed of 200 places in 2 ms
Reduce places removed 200 places and 0 transitions.
Iterating global reduction 2 with 400 rules applied. Total rules applied 416 place count 448 transition count 2160
Performed 56 Post agglomeration using F-continuation condition.Transition count delta: 56
Deduced a syphon composed of 56 places in 1 ms
Reduce places removed 56 places and 0 transitions.
Iterating global reduction 2 with 112 rules applied. Total rules applied 528 place count 392 transition count 2104
Applied a total of 528 rules in 109 ms. Remains 392 /656 variables (removed 264) and now considering 2104/2368 (removed 264) transitions.
[2025-06-02 07:51:34] [INFO ] Flow matrix only has 656 transitions (discarded 1448 similar events)
// Phase 1: matrix 656 rows 392 cols
[2025-06-02 07:51:34] [INFO ] Computed 25 invariants in 4 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 07:51:34] [INFO ] Implicit Places using invariants in 474 ms returned []
[2025-06-02 07:51:34] [INFO ] Flow matrix only has 656 transitions (discarded 1448 similar events)
[2025-06-02 07:51:34] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 07:51:35] [INFO ] State equation strengthened by 284 read => feed constraints.
[2025-06-02 07:51:37] [INFO ] Implicit Places using invariants and state equation in 2228 ms returned []
Implicit Place search using SMT with State Equation took 2704 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-02 07:51:37] [INFO ] Redundant transitions in 50 ms returned []
Running 2096 sub problems to find dead transitions.
[2025-06-02 07:51:37] [INFO ] Flow matrix only has 656 transitions (discarded 1448 similar events)
[2025-06-02 07:51:37] [INFO ] Invariant cache hit.
[2025-06-02 07:51:37] [INFO ] State equation strengthened by 284 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/392 variables, 17/17 constraints. Problems are: Problem set: 0 solved, 2096 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/392 variables, 8/25 constraints. Problems are: Problem set: 0 solved, 2096 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:51:51] [INFO ] Deduced a trap composed of 3 places in 206 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:51:51] [INFO ] Deduced a trap composed of 3 places in 117 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:51:51] [INFO ] Deduced a trap composed of 3 places in 101 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:51:51] [INFO ] Deduced a trap composed of 3 places in 84 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:51:51] [INFO ] Deduced a trap composed of 3 places in 62 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:51:51] [INFO ] Deduced a trap composed of 3 places in 45 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:51:52] [INFO ] Deduced a trap composed of 42 places in 127 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:51:52] [INFO ] Deduced a trap composed of 66 places in 142 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:51:53] [INFO ] Deduced a trap composed of 42 places in 144 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:51:53] [INFO ] Deduced a trap composed of 42 places in 143 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:51:53] [INFO ] Deduced a trap composed of 42 places in 146 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:51:54] [INFO ] Deduced a trap composed of 42 places in 137 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:51:54] [INFO ] Deduced a trap composed of 25 places in 74 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:51:54] [INFO ] Deduced a trap composed of 42 places in 177 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:51:54] [INFO ] Deduced a trap composed of 15 places in 159 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:51:55] [INFO ] Deduced a trap composed of 42 places in 181 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:51:55] [INFO ] Deduced a trap composed of 13 places in 88 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:51:55] [INFO ] Deduced a trap composed of 61 places in 160 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:51:55] [INFO ] Deduced a trap composed of 27 places in 69 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:51:56] [INFO ] Deduced a trap composed of 17 places in 186 ms of which 17 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/392 variables, 20/45 constraints. Problems are: Problem set: 0 solved, 2096 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:51:59] [INFO ] Deduced a trap composed of 3 places in 51 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:51:59] [INFO ] Deduced a trap composed of 11 places in 135 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:52:02] [INFO ] Deduced a trap composed of 15 places in 133 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:52:05] [INFO ] Deduced a trap composed of 19 places in 70 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:52:07] [INFO ] Deduced a trap composed of 23 places in 75 ms of which 4 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 392/1048 variables, and 50 constraints, problems are : Problem set: 0 solved, 2096 unsolved in 30034 ms.
Refiners :[Positive P Invariants (semi-flows): 17/17 constraints, Generalized P Invariants (flows): 8/8 constraints, State Equation: 0/392 constraints, ReadFeed: 0/284 constraints, PredecessorRefiner: 2096/2096 constraints, Known Traps: 25/25 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2096 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/392 variables, 17/17 constraints. Problems are: Problem set: 0 solved, 2096 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/392 variables, 8/25 constraints. Problems are: Problem set: 0 solved, 2096 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/392 variables, 25/50 constraints. Problems are: Problem set: 0 solved, 2096 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:52:14] [INFO ] Deduced a trap composed of 68 places in 144 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:52:15] [INFO ] Deduced a trap composed of 61 places in 160 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:52:15] [INFO ] Deduced a trap composed of 42 places in 159 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:52:16] [INFO ] Deduced a trap composed of 68 places in 162 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:52:18] [INFO ] Deduced a trap composed of 61 places in 154 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:52:18] [INFO ] Deduced a trap composed of 61 places in 135 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:52:20] [INFO ] Deduced a trap composed of 61 places in 148 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:52:20] [INFO ] Deduced a trap composed of 61 places in 157 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:52:21] [INFO ] Deduced a trap composed of 42 places in 206 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:52:23] [INFO ] Deduced a trap composed of 63 places in 192 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:52:23] [INFO ] Deduced a trap composed of 61 places in 190 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:52:24] [INFO ] Deduced a trap composed of 58 places in 209 ms of which 28 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:52:24] [INFO ] Deduced a trap composed of 46 places in 200 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:52:24] [INFO ] Deduced a trap composed of 19 places in 64 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:52:24] [INFO ] Deduced a trap composed of 61 places in 168 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:52:24] [INFO ] Deduced a trap composed of 55 places in 171 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:52:25] [INFO ] Deduced a trap composed of 58 places in 217 ms of which 33 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:52:25] [INFO ] Deduced a trap composed of 46 places in 186 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:52:25] [INFO ] Deduced a trap composed of 46 places in 178 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:52:26] [INFO ] Deduced a trap composed of 58 places in 186 ms of which 21 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/392 variables, 20/70 constraints. Problems are: Problem set: 0 solved, 2096 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 392/1048 variables, and 70 constraints, problems are : Problem set: 0 solved, 2096 unsolved in 30033 ms.
Refiners :[Positive P Invariants (semi-flows): 17/17 constraints, Generalized P Invariants (flows): 8/8 constraints, State Equation: 0/392 constraints, ReadFeed: 0/284 constraints, PredecessorRefiner: 0/2096 constraints, Known Traps: 45/45 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60695ms problems are : Problem set: 0 solved, 2096 unsolved
Search for dead transitions found 0 dead transitions in 60698ms
Starting structural reductions in SI_LTL mode, iteration 1 : 392/656 places, 2104/2368 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 63573 ms. Remains : 392/656 places, 2104/2368 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 84 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 51 ms :[true, (NOT p0)]
RANDOM walk for 40000 steps (8 resets) in 148 ms. (268 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 31 ms. (1250 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 486918 steps, run timeout after 3001 ms. (steps per millisecond=162 ) properties seen :0 out of 1
Probabilistic random walk after 486918 steps, saw 256268 distinct states, run finished after 3001 ms. (steps per millisecond=162 ) properties seen :0
[2025-06-02 07:52:41] [INFO ] Flow matrix only has 656 transitions (discarded 1448 similar events)
[2025-06-02 07:52:41] [INFO ] Invariant cache hit.
[2025-06-02 07:52:41] [INFO ] State equation strengthened by 284 read => feed constraints.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 52/55 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/55 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 39/94 variables, 2/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/94 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 10/104 variables, 2/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:52:41] [INFO ] Deduced a trap composed of 3 places in 50 ms of which 2 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/104 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/104 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 248/352 variables, 104/112 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/352 variables, 30/142 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/352 variables, 0/142 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 132/484 variables, 60/202 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 12 (INCLUDED_ONLY) 0/484 variables, 27/229 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/484 variables, 0/229 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 215/699 variables, 11/240 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/699 variables, 0/240 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 2/701 variables, 1/241 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/701 variables, 0/241 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 11/712 variables, 6/247 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/712 variables, 0/247 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 336/1048 variables, 228/475 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/1048 variables, 227/702 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/1048 variables, 0/702 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/1048 variables, 0/702 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1048/1048 variables, and 702 constraints, problems are : Problem set: 0 solved, 1 unsolved in 372 ms.
Refiners :[Positive P Invariants (semi-flows): 17/17 constraints, Generalized P Invariants (flows): 8/8 constraints, State Equation: 392/392 constraints, ReadFeed: 284/284 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 52/55 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/55 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 39/94 variables, 2/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/94 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 10/104 variables, 2/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/104 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/104 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 248/352 variables, 104/112 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/352 variables, 30/142 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/352 variables, 0/142 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 132/484 variables, 60/202 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/484 variables, 27/229 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/484 variables, 0/229 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 215/699 variables, 11/240 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/699 variables, 0/240 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 2/701 variables, 1/241 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/701 variables, 0/241 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 11/712 variables, 6/247 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/712 variables, 1/248 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:52:41] [INFO ] Deduced a trap composed of 3 places in 179 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:52:42] [INFO ] Deduced a trap composed of 15 places in 181 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:52:42] [INFO ] Deduced a trap composed of 3 places in 169 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:52:42] [INFO ] Deduced a trap composed of 23 places in 118 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:52:42] [INFO ] Deduced a trap composed of 33 places in 80 ms of which 7 ms to minimize.
At refinement iteration 20 (INCLUDED_ONLY) 0/712 variables, 5/253 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/712 variables, 0/253 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (OVERLAPS) 336/1048 variables, 228/481 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/1048 variables, 227/708 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/1048 variables, 0/708 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 0/1048 variables, 0/708 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1048/1048 variables, and 708 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1373 ms.
Refiners :[Positive P Invariants (semi-flows): 17/17 constraints, Generalized P Invariants (flows): 8/8 constraints, State Equation: 392/392 constraints, ReadFeed: 284/284 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 6/6 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1759ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 70 ms.
Support contains 3 out of 392 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 392/392 places, 2104/2104 transitions.
Applied a total of 0 rules in 53 ms. Remains 392 /392 variables (removed 0) and now considering 2104/2104 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 54 ms. Remains : 392/392 places, 2104/2104 transitions.
RANDOM walk for 40000 steps (8 resets) in 194 ms. (205 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 61 ms. (645 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 484875 steps, run timeout after 3001 ms. (steps per millisecond=161 ) properties seen :0 out of 1
Probabilistic random walk after 484875 steps, saw 255362 distinct states, run finished after 3001 ms. (steps per millisecond=161 ) properties seen :0
[2025-06-02 07:52:46] [INFO ] Flow matrix only has 656 transitions (discarded 1448 similar events)
[2025-06-02 07:52:46] [INFO ] Invariant cache hit.
[2025-06-02 07:52:46] [INFO ] State equation strengthened by 284 read => feed constraints.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 52/55 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/55 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 39/94 variables, 2/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/94 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 10/104 variables, 2/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:52:46] [INFO ] Deduced a trap composed of 3 places in 75 ms of which 3 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/104 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/104 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 248/352 variables, 104/112 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/352 variables, 30/142 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/352 variables, 0/142 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 132/484 variables, 60/202 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 12 (INCLUDED_ONLY) 0/484 variables, 27/229 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/484 variables, 0/229 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 215/699 variables, 11/240 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/699 variables, 0/240 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 2/701 variables, 1/241 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/701 variables, 0/241 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 11/712 variables, 6/247 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/712 variables, 0/247 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 336/1048 variables, 228/475 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/1048 variables, 227/702 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/1048 variables, 0/702 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/1048 variables, 0/702 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1048/1048 variables, and 702 constraints, problems are : Problem set: 0 solved, 1 unsolved in 400 ms.
Refiners :[Positive P Invariants (semi-flows): 17/17 constraints, Generalized P Invariants (flows): 8/8 constraints, State Equation: 392/392 constraints, ReadFeed: 284/284 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 52/55 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/55 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 39/94 variables, 2/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/94 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 10/104 variables, 2/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/104 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/104 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 248/352 variables, 104/112 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/352 variables, 30/142 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/352 variables, 0/142 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 132/484 variables, 60/202 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/484 variables, 27/229 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/484 variables, 0/229 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 215/699 variables, 11/240 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/699 variables, 0/240 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 2/701 variables, 1/241 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/701 variables, 0/241 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 11/712 variables, 6/247 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/712 variables, 1/248 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:52:46] [INFO ] Deduced a trap composed of 3 places in 190 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:52:47] [INFO ] Deduced a trap composed of 15 places in 183 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:52:47] [INFO ] Deduced a trap composed of 3 places in 190 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:52:47] [INFO ] Deduced a trap composed of 23 places in 121 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:52:47] [INFO ] Deduced a trap composed of 33 places in 79 ms of which 6 ms to minimize.
At refinement iteration 20 (INCLUDED_ONLY) 0/712 variables, 5/253 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/712 variables, 0/253 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (OVERLAPS) 336/1048 variables, 228/481 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/1048 variables, 227/708 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/1048 variables, 0/708 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 0/1048 variables, 0/708 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1048/1048 variables, and 708 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1385 ms.
Refiners :[Positive P Invariants (semi-flows): 17/17 constraints, Generalized P Invariants (flows): 8/8 constraints, State Equation: 392/392 constraints, ReadFeed: 284/284 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 6/6 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1813ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 88 ms.
Support contains 3 out of 392 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 392/392 places, 2104/2104 transitions.
Applied a total of 0 rules in 55 ms. Remains 392 /392 variables (removed 0) and now considering 2104/2104 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 55 ms. Remains : 392/392 places, 2104/2104 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 392/392 places, 2104/2104 transitions.
Applied a total of 0 rules in 64 ms. Remains 392 /392 variables (removed 0) and now considering 2104/2104 (removed 0) transitions.
[2025-06-02 07:52:48] [INFO ] Flow matrix only has 656 transitions (discarded 1448 similar events)
[2025-06-02 07:52:48] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 07:52:48] [INFO ] Implicit Places using invariants in 445 ms returned []
[2025-06-02 07:52:48] [INFO ] Flow matrix only has 656 transitions (discarded 1448 similar events)
[2025-06-02 07:52:48] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 07:52:48] [INFO ] State equation strengthened by 284 read => feed constraints.
[2025-06-02 07:52:50] [INFO ] Implicit Places using invariants and state equation in 2232 ms returned []
Implicit Place search using SMT with State Equation took 2678 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-02 07:52:50] [INFO ] Redundant transitions in 49 ms returned []
Running 2096 sub problems to find dead transitions.
[2025-06-02 07:52:50] [INFO ] Flow matrix only has 656 transitions (discarded 1448 similar events)
[2025-06-02 07:52:50] [INFO ] Invariant cache hit.
[2025-06-02 07:52:50] [INFO ] State equation strengthened by 284 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/392 variables, 17/17 constraints. Problems are: Problem set: 0 solved, 2096 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/392 variables, 8/25 constraints. Problems are: Problem set: 0 solved, 2096 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:53:05] [INFO ] Deduced a trap composed of 3 places in 205 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:53:05] [INFO ] Deduced a trap composed of 3 places in 113 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:53:05] [INFO ] Deduced a trap composed of 3 places in 97 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:53:05] [INFO ] Deduced a trap composed of 3 places in 77 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:53:05] [INFO ] Deduced a trap composed of 3 places in 61 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:53:05] [INFO ] Deduced a trap composed of 3 places in 45 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:53:05] [INFO ] Deduced a trap composed of 42 places in 128 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:53:06] [INFO ] Deduced a trap composed of 66 places in 154 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:53:07] [INFO ] Deduced a trap composed of 42 places in 135 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:53:07] [INFO ] Deduced a trap composed of 42 places in 133 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:53:07] [INFO ] Deduced a trap composed of 42 places in 138 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:53:07] [INFO ] Deduced a trap composed of 42 places in 139 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:53:08] [INFO ] Deduced a trap composed of 25 places in 67 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:53:08] [INFO ] Deduced a trap composed of 42 places in 158 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:53:08] [INFO ] Deduced a trap composed of 15 places in 155 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:53:08] [INFO ] Deduced a trap composed of 42 places in 166 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:53:08] [INFO ] Deduced a trap composed of 13 places in 82 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:53:09] [INFO ] Deduced a trap composed of 61 places in 157 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:53:09] [INFO ] Deduced a trap composed of 27 places in 98 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:53:09] [INFO ] Deduced a trap composed of 17 places in 188 ms of which 18 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/392 variables, 20/45 constraints. Problems are: Problem set: 0 solved, 2096 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:53:13] [INFO ] Deduced a trap composed of 3 places in 50 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:53:13] [INFO ] Deduced a trap composed of 11 places in 141 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:53:16] [INFO ] Deduced a trap composed of 15 places in 143 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:53:18] [INFO ] Deduced a trap composed of 19 places in 69 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:53:21] [INFO ] Deduced a trap composed of 23 places in 68 ms of which 4 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 392/1048 variables, and 50 constraints, problems are : Problem set: 0 solved, 2096 unsolved in 30034 ms.
Refiners :[Positive P Invariants (semi-flows): 17/17 constraints, Generalized P Invariants (flows): 8/8 constraints, State Equation: 0/392 constraints, ReadFeed: 0/284 constraints, PredecessorRefiner: 2096/2096 constraints, Known Traps: 25/25 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2096 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/392 variables, 17/17 constraints. Problems are: Problem set: 0 solved, 2096 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/392 variables, 8/25 constraints. Problems are: Problem set: 0 solved, 2096 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/392 variables, 25/50 constraints. Problems are: Problem set: 0 solved, 2096 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:53:27] [INFO ] Deduced a trap composed of 68 places in 151 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:53:28] [INFO ] Deduced a trap composed of 61 places in 163 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:53:29] [INFO ] Deduced a trap composed of 42 places in 162 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:53:30] [INFO ] Deduced a trap composed of 68 places in 153 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:53:31] [INFO ] Deduced a trap composed of 61 places in 151 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:53:31] [INFO ] Deduced a trap composed of 61 places in 130 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:53:33] [INFO ] Deduced a trap composed of 61 places in 132 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:53:34] [INFO ] Deduced a trap composed of 61 places in 165 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:53:35] [INFO ] Deduced a trap composed of 42 places in 189 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:53:36] [INFO ] Deduced a trap composed of 63 places in 192 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:53:37] [INFO ] Deduced a trap composed of 61 places in 190 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:53:37] [INFO ] Deduced a trap composed of 58 places in 211 ms of which 28 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:53:37] [INFO ] Deduced a trap composed of 46 places in 207 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:53:37] [INFO ] Deduced a trap composed of 19 places in 66 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:53:38] [INFO ] Deduced a trap composed of 61 places in 182 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:53:38] [INFO ] Deduced a trap composed of 55 places in 187 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:53:38] [INFO ] Deduced a trap composed of 58 places in 215 ms of which 33 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:53:38] [INFO ] Deduced a trap composed of 46 places in 180 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:53:39] [INFO ] Deduced a trap composed of 46 places in 180 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:53:39] [INFO ] Deduced a trap composed of 58 places in 191 ms of which 21 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/392 variables, 20/70 constraints. Problems are: Problem set: 0 solved, 2096 unsolved
Error getting values : (error "ParserException while parsing response: ((s0 0)
(s1 1)
(s2 0)
(s3 0)
(s4 0)
(s5 0)
(s6 0)
(s7 0)
(s8 0)
(s9 0)
(s10 1)
(s11 1)
(s12 0)
(s13 0)
(s14 0)
(s15 0)
(s16 1)
(s17 0)
(s18 0)
(s19 1)
(s20 0)
(s21 0)
(s22 1)
(s23 0)
(s24 0)
(s25 1)
(s26 0)
(s27 0)
(s28 1)
(s29 0)
(s30 0)
(s31 1)
(s32 0)
(s33 1)
(s34 0)
(s35 0)
(s36 0)
(s37 1)
(s38 1)
(s39 1)
(s40 0)
(s41 0)
(s42 0)
(s43 0)
(s44 0)
(s45 0)
(s46 0)
(s47 0)
(s48 0)
(s49 0)
(s50 0)
(s51 0)
(s52 0)
(s53 0)
(s54 0)
(s55 0)
(s56 0)
(s57 0)
(s58 0)
(s59 0)
(s60 0)
(s61 0)
(s62 0)
(s63 0)
(s64 0)
(s65 0)
(s66 0)
(s67 0)
(s68 0)
(s69 0)
(s70 0)
(s71 0)
(s72 0)
(s73 0)
(s74 0)
(s75 0)
(s76 0)
(s77 0)
(s78 0)
(s79 0)
(s80 0)
(s81 0)
(s82 0)
(s83 0)
(s84 0)
(s85 0)
(s86 0)
(s87 0)
(s88 0)
(s89 0)
(s90 0)
(s91 0)
(s92 0)
(s93 0)
(s94 0)
(s95 0)
(s96 timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 392/1048 variables, and 70 constraints, problems are : Problem set: 0 solved, 2096 unsolved in 30040 ms.
Refiners :[Positive P Invariants (semi-flows): 17/17 constraints, Generalized P Invariants (flows): 8/8 constraints, State Equation: 0/392 constraints, ReadFeed: 0/284 constraints, PredecessorRefiner: 0/2096 constraints, Known Traps: 45/45 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60716ms problems are : Problem set: 0 solved, 2096 unsolved
Search for dead transitions found 0 dead transitions in 60719ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 63518 ms. Remains : 392/392 places, 2104/2104 transitions.
Attempting over-approximation, by ignoring read arcs.
Graph (trivial) has 1938 edges and 392 vertex of which 64 / 392 are part of one of the 8 SCC in 0 ms
Free SCC test removed 56 places
Drop transitions (Empty/Sink Transition effects.) removed 216 transitions
Ensure Unique test removed 1400 transitions
Reduce isomorphic transitions removed 1616 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 78 transitions
Trivial Post-agglo rules discarded 78 transitions
Performed 78 trivial Post agglomeration. Transition count delta: 78
Iterating post reduction 0 with 78 rules applied. Total rules applied 79 place count 336 transition count 410
Reduce places removed 78 places and 0 transitions.
Iterating post reduction 1 with 78 rules applied. Total rules applied 157 place count 258 transition count 410
Performed 17 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 17 Pre rules applied. Total rules applied 157 place count 258 transition count 393
Deduced a syphon composed of 17 places in 0 ms
Ensure Unique test removed 8 places
Reduce places removed 25 places and 0 transitions.
Iterating global reduction 2 with 42 rules applied. Total rules applied 199 place count 233 transition count 393
Performed 111 Post agglomeration using F-continuation condition.Transition count delta: 111
Deduced a syphon composed of 111 places in 0 ms
Reduce places removed 111 places and 0 transitions.
Iterating global reduction 2 with 222 rules applied. Total rules applied 421 place count 122 transition count 282
Ensure Unique test removed 54 transitions
Reduce isomorphic transitions removed 54 transitions.
Iterating post reduction 2 with 54 rules applied. Total rules applied 475 place count 122 transition count 228
Performed 8 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 8 places in 0 ms
Reduce places removed 8 places and 0 transitions.
Iterating global reduction 3 with 16 rules applied. Total rules applied 491 place count 114 transition count 228
Drop transitions (Empty/Sink Transition effects.) removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 3 with 8 rules applied. Total rules applied 499 place count 114 transition count 220
Drop transitions (Redundant composition of simpler transitions.) removed 9 transitions
Redundant transition composition rules discarded 9 transitions
Iterating global reduction 4 with 9 rules applied. Total rules applied 508 place count 114 transition count 211
Free-agglomeration rule applied 57 times.
Iterating global reduction 4 with 57 rules applied. Total rules applied 565 place count 114 transition count 154
Reduce places removed 57 places and 0 transitions.
Iterating post reduction 4 with 57 rules applied. Total rules applied 622 place count 57 transition count 154
Partial Free-agglomeration rule applied 8 times.
Drop transitions (Partial Free agglomeration) removed 8 transitions
Iterating global reduction 5 with 8 rules applied. Total rules applied 630 place count 57 transition count 154
Applied a total of 630 rules in 17 ms. Remains 57 /392 variables (removed 335) and now considering 154/2104 (removed 1950) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 154 rows 57 cols
[2025-06-02 07:53:51] [INFO ] Computed 17 invariants in 1 ms
Starting Z3 with timeout 450.0 s and query timeout 45000.0 ms
[2025-06-02 07:53:51] [INFO ] [Real]Absence check using 17 positive place invariants in 3 ms returned sat
[2025-06-02 07:53:51] [INFO ] After 68ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
Starting Z3 with timeout 450.0 s and query timeout 45000.0 ms
[2025-06-02 07:53:51] [INFO ] [Nat]Absence check using 17 positive place invariants in 2 ms returned sat
[2025-06-02 07:53:51] [INFO ] After 32ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2025-06-02 07:53:51] [INFO ] State equation strengthened by 8 read => feed constraints.
[2025-06-02 07:53:51] [INFO ] After 8ms SMT Verify possible using 8 Read/Feed constraints in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:53:51] [INFO ] Deduced a trap composed of 2 places in 36 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:53:51] [INFO ] Deduced a trap composed of 2 places in 29 ms of which 2 ms to minimize.
[2025-06-02 07:53:51] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 85 ms
TRAPS : Iteration 1
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:53:51] [INFO ] Deduced a trap composed of 2 places in 31 ms of which 1 ms to minimize.
[2025-06-02 07:53:51] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 43 ms
TRAPS : Iteration 2
[2025-06-02 07:53:51] [INFO ] After 157ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2025-06-02 07:53:51] [INFO ] After 221ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Over-approximation ignoring read arcs solved 0 properties in 313 ms.
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 79 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 47 ms :[true, (NOT p0)]
Stuttering acceptance computed with spot in 51 ms :[true, (NOT p0)]
Stuttering acceptance computed with spot in 52 ms :[true, (NOT p0)]
Product exploration explored 100000 steps with 0 reset in 293 ms.
Product exploration explored 100000 steps with 0 reset in 325 ms.
Built C files in :
/tmp/ltsmin2713729226364358453
[2025-06-02 07:53:52] [INFO ] Too many transitions (2104) to apply POR reductions. Disabling POR matrices.
[2025-06-02 07:53:52] [INFO ] Built C files in 23ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin2713729226364358453
Running compilation step : cd /tmp/ltsmin2713729226364358453;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
WARNING : LTS min runner thread failed on error :java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin2713729226364358453;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c' killed by timeout after 3 SECONDS
java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin2713729226364358453;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c' killed by timeout after 3 SECONDS
at fr.lip6.move.gal.application.runner.ltsmin.LTSminRunner$1.run(LTSminRunner.java:93)
at java.base/java.lang.Thread.run(Thread.java:1583)
Support contains 3 out of 392 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 392/392 places, 2104/2104 transitions.
Applied a total of 0 rules in 62 ms. Remains 392 /392 variables (removed 0) and now considering 2104/2104 (removed 0) transitions.
[2025-06-02 07:53:55] [INFO ] Flow matrix only has 656 transitions (discarded 1448 similar events)
// Phase 1: matrix 656 rows 392 cols
[2025-06-02 07:53:55] [INFO ] Computed 25 invariants in 4 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 07:53:56] [INFO ] Implicit Places using invariants in 469 ms returned []
[2025-06-02 07:53:56] [INFO ] Flow matrix only has 656 transitions (discarded 1448 similar events)
[2025-06-02 07:53:56] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 07:53:56] [INFO ] State equation strengthened by 284 read => feed constraints.
[2025-06-02 07:53:58] [INFO ] Implicit Places using invariants and state equation in 2218 ms returned []
Implicit Place search using SMT with State Equation took 2689 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-02 07:53:58] [INFO ] Redundant transitions in 48 ms returned []
Running 2096 sub problems to find dead transitions.
[2025-06-02 07:53:58] [INFO ] Flow matrix only has 656 transitions (discarded 1448 similar events)
[2025-06-02 07:53:58] [INFO ] Invariant cache hit.
[2025-06-02 07:53:58] [INFO ] State equation strengthened by 284 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/392 variables, 17/17 constraints. Problems are: Problem set: 0 solved, 2096 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/392 variables, 8/25 constraints. Problems are: Problem set: 0 solved, 2096 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:54:13] [INFO ] Deduced a trap composed of 3 places in 205 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:54:13] [INFO ] Deduced a trap composed of 3 places in 117 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:54:13] [INFO ] Deduced a trap composed of 3 places in 93 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:54:13] [INFO ] Deduced a trap composed of 3 places in 73 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:54:13] [INFO ] Deduced a trap composed of 3 places in 60 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:54:13] [INFO ] Deduced a trap composed of 3 places in 38 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:54:13] [INFO ] Deduced a trap composed of 42 places in 131 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:54:13] [INFO ] Deduced a trap composed of 66 places in 151 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:54:15] [INFO ] Deduced a trap composed of 42 places in 144 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:54:15] [INFO ] Deduced a trap composed of 42 places in 145 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:54:15] [INFO ] Deduced a trap composed of 42 places in 154 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:54:15] [INFO ] Deduced a trap composed of 42 places in 151 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:54:16] [INFO ] Deduced a trap composed of 25 places in 77 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:54:16] [INFO ] Deduced a trap composed of 42 places in 179 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:54:16] [INFO ] Deduced a trap composed of 15 places in 160 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:54:16] [INFO ] Deduced a trap composed of 42 places in 168 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:54:17] [INFO ] Deduced a trap composed of 13 places in 91 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:54:17] [INFO ] Deduced a trap composed of 61 places in 155 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:54:17] [INFO ] Deduced a trap composed of 27 places in 69 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:54:17] [INFO ] Deduced a trap composed of 17 places in 207 ms of which 18 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/392 variables, 20/45 constraints. Problems are: Problem set: 0 solved, 2096 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:54:21] [INFO ] Deduced a trap composed of 3 places in 51 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:54:21] [INFO ] Deduced a trap composed of 11 places in 136 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:54:24] [INFO ] Deduced a trap composed of 15 places in 139 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:54:26] [INFO ] Deduced a trap composed of 19 places in 67 ms of which 4 ms to minimize.
Error getting values : (error "ParserException while parsing response: ((s0 0.0)
(s1 0.0)
(s2 1.0)
(s3 0.0)
(s4 0.0)
(s5 0.0)
(s6 0.0)
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(s8 0.0)
(s9 0.0)
(s10 1.0)
(s11 0.0)
(s12 0.0)
(s13 1.0)
(s14 0.0)
(s15 1.0)
(s16 0.0)
(s17 0.0)
(s18 0.0)
(s19 1.0)
(s20 0.0)
(s21 0.0)
(s22 1.0)
(s23 0.0)
(s24 0.0)
(s25 1.0)
(s26 0.0)
(s27 0.0)
(s28 1.0)
(s29 0.0)
(s30 0.0)
(s31 1.0)
(s32 0.0)
(s33 0.0)
(s34 0.0)
(s35 0.0)
(s36 0.0)
(s37 1.0)
(s38 1.0)
(s39 1.0)
(s40 0.0)
(s41 0.0)
(s42 0.0)
(s43 0.0)
(s44 0.0)
(s45 0.0)
(s46 0.0)
(s47 0.0)
(s48 0.0)
(s49 0.0)
(s50 0.0)
(s51 0.0)
(s52 0.0)
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(s54 0.0)
(s55 0.0)
(s56 0.0)
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(s58 0.0)
(s59 0.0)
(s60 0.0)
(s61 0.0)
(s62 0.0)
(s63 0.0)
(s64 0.0)
(s65 0.0)
(s66 1.0)
(s67 0.0)
(s68 0.0)
(s69 0.0)
(s70 0.0)
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(s72 0.0)
(s73 0.0)
(s74 0.0)
(s75 0.0)
(s76 0.0)
(s77 0.0)
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(s87 0.0)
(s88 0.0)
(s89 0.0)
(s90 0.0)
(s91 0.0)
(s92 0.0)
(s93 0.0)
(s94 0.0)
(s95 0.0)
(s96 0.0)
(s97 0.0)
(s98 0.0)
(s99 0.0)
(s100 0.0)
(s101 0.0)
(s102 0.0)
(s103 0.0)
(s104 0.0)
(s105 0.0)
(s106 0.0)
(s107 0.0)
(s108 0.0)
(s109 0.0)
(s110 0.0)
(s111 0.0)
(s112 0.0)
(s113 0.0)
(s114 0.0)
(s115 0.0)
(s116 0.0)
(s117 0.0)
(s118 0.0)
(s119 0.0)
(s120 0.0)
(s121 0.0)
(s122 0.0)
(s123 0.0)
(s124 timeout
0.0) org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 392/1048 variables, and 49 constraints, problems are : Problem set: 0 solved, 2096 unsolved in 30039 ms.
Refiners :[Positive P Invariants (semi-flows): 17/17 constraints, Generalized P Invariants (flows): 8/8 constraints, State Equation: 0/392 constraints, ReadFeed: 0/284 constraints, PredecessorRefiner: 2096/2096 constraints, Known Traps: 24/24 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2096 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/392 variables, 17/17 constraints. Problems are: Problem set: 0 solved, 2096 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/392 variables, 8/25 constraints. Problems are: Problem set: 0 solved, 2096 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/392 variables, 24/49 constraints. Problems are: Problem set: 0 solved, 2096 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:54:34] [INFO ] Deduced a trap composed of 42 places in 160 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:54:34] [INFO ] Deduced a trap composed of 42 places in 164 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:54:36] [INFO ] Deduced a trap composed of 61 places in 164 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:54:37] [INFO ] Deduced a trap composed of 61 places in 152 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:54:37] [INFO ] Deduced a trap composed of 58 places in 174 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:54:37] [INFO ] Deduced a trap composed of 68 places in 174 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:54:37] [INFO ] Deduced a trap composed of 66 places in 188 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:54:38] [INFO ] Deduced a trap composed of 3 places in 46 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:54:38] [INFO ] Deduced a trap composed of 66 places in 170 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:54:38] [INFO ] Deduced a trap composed of 66 places in 177 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:54:38] [INFO ] Deduced a trap composed of 58 places in 200 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:54:39] [INFO ] Deduced a trap composed of 58 places in 179 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:54:39] [INFO ] Deduced a trap composed of 70 places in 173 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:54:39] [INFO ] Deduced a trap composed of 69 places in 172 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:54:39] [INFO ] Deduced a trap composed of 67 places in 175 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:54:40] [INFO ] Deduced a trap composed of 35 places in 175 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:54:40] [INFO ] Deduced a trap composed of 58 places in 183 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:54:40] [INFO ] Deduced a trap composed of 58 places in 167 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:54:40] [INFO ] Deduced a trap composed of 66 places in 193 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:54:41] [INFO ] Deduced a trap composed of 66 places in 182 ms of which 17 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/392 variables, 20/69 constraints. Problems are: Problem set: 0 solved, 2096 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:54:44] [INFO ] Deduced a trap composed of 58 places in 132 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:54:45] [INFO ] Deduced a trap composed of 68 places in 146 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:54:45] [INFO ] Deduced a trap composed of 68 places in 142 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:54:45] [INFO ] Deduced a trap composed of 61 places in 137 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:54:53] [INFO ] Deduced a trap composed of 23 places in 80 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:54:54] [INFO ] Deduced a trap composed of 19 places in 64 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:54:57] [INFO ] Deduced a trap composed of 21 places in 69 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:54:59] [INFO ] Deduced a trap composed of 31 places in 77 ms of which 4 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 392/1048 variables, and 77 constraints, problems are : Problem set: 0 solved, 2096 unsolved in 30037 ms.
Refiners :[Positive P Invariants (semi-flows): 17/17 constraints, Generalized P Invariants (flows): 8/8 constraints, State Equation: 0/392 constraints, ReadFeed: 0/284 constraints, PredecessorRefiner: 0/2096 constraints, Known Traps: 52/52 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60802ms problems are : Problem set: 0 solved, 2096 unsolved
Search for dead transitions found 0 dead transitions in 60809ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 63621 ms. Remains : 392/392 places, 2104/2104 transitions.
Built C files in :
/tmp/ltsmin5537326651838547879
[2025-06-02 07:54:59] [INFO ] Too many transitions (2104) to apply POR reductions. Disabling POR matrices.
[2025-06-02 07:54:59] [INFO ] Built C files in 17ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin5537326651838547879
Running compilation step : cd /tmp/ltsmin5537326651838547879;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
WARNING : LTS min runner thread failed on error :java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin5537326651838547879;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c' killed by timeout after 3 SECONDS
java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin5537326651838547879;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c' killed by timeout after 3 SECONDS
at fr.lip6.move.gal.application.runner.ltsmin.LTSminRunner$1.run(LTSminRunner.java:93)
at java.base/java.lang.Thread.run(Thread.java:1583)
[2025-06-02 07:55:02] [INFO ] Flatten gal took : 44 ms
[2025-06-02 07:55:02] [INFO ] Flatten gal took : 44 ms
[2025-06-02 07:55:02] [INFO ] Time to serialize gal into /tmp/LTL327374551710722947.gal : 7 ms
[2025-06-02 07:55:02] [INFO ] Time to serialize properties into /tmp/LTL12100519782259179742.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL327374551710722947.gal' '-t' 'CGAL' '-hoa' '/tmp/aut133697207010423533.hoa' '-atoms' '/tmp/LTL12100519782259179742.prop' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...316
Loading property file /tmp/LTL12100519782259179742.prop.
Loaded 1 atomic propositions.
Checking formula 0 provided in automaton : /tmp/aut133697207010423533.hoa
Detected timeout of ITS tools.
[2025-06-02 07:55:17] [INFO ] Flatten gal took : 42 ms
[2025-06-02 07:55:17] [INFO ] Flatten gal took : 43 ms
[2025-06-02 07:55:17] [INFO ] Time to serialize gal into /tmp/LTL8588071327490393544.gal : 9 ms
[2025-06-02 07:55:17] [INFO ] Time to serialize properties into /tmp/LTL3494773619917808619.ltl : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL8588071327490393544.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL3494773619917808619.ltl' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...275
Read 1 LTL properties
Checking formula 0 : !((X(G("(((turn_1!=1)||(flag_1_idle!=1))||(p25_3_5!=1))"))))
Formula 0 simplified : XF!"(((turn_1!=1)||(flag_1_idle!=1))||(p25_3_5!=1))"
Detected timeout of ITS tools.
[2025-06-02 07:55:32] [INFO ] Flatten gal took : 44 ms
[2025-06-02 07:55:32] [INFO ] Applying decomposition
[2025-06-02 07:55:32] [INFO ] Flatten gal took : 44 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/graph10921621042412020562.txt' '-o' '/tmp/graph10921621042412020562.bin' '-w' '/tmp/graph10921621042412020562.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph10921621042412020562.bin' '-l' '-1' '-v' '-w' '/tmp/graph10921621042412020562.weights' '-q' '0' '-e' '0.001'
[2025-06-02 07:55:33] [INFO ] Decomposing Gal with order
[2025-06-02 07:55:33] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-02 07:55:33] [INFO ] Removed a total of 4389 redundant transitions.
[2025-06-02 07:55:33] [INFO ] Flatten gal took : 135 ms
[2025-06-02 07:55:33] [INFO ] Fuse similar labels procedure discarded/fused a total of 554 labels/synchronizations in 37 ms.
[2025-06-02 07:55:33] [INFO ] Time to serialize gal into /tmp/LTL15057484479109915715.gal : 12 ms
[2025-06-02 07:55:33] [INFO ] Time to serialize properties into /tmp/LTL5899534549959679527.ltl : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL15057484479109915715.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL5899534549959679527.ltl' '-c' '-stutter-deadlock'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...255
Read 1 LTL properties
Checking formula 0 : !((X(G("(((i8.u5.turn_1!=1)||(i0.u22.flag_1_idle!=1))||(i9.u3.p25_3_5!=1))"))))
Formula 0 simplified : XF!"(((i8.u5.turn_1!=1)||(i0.u22.flag_1_idle!=1))||(i9.u3.p25_3_5!=1))"
Detected timeout of ITS tools.
Treatment of property EisenbergMcGuire-PT-08-LTLFireability-12 finished in 365858 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G((p0&&(G(p2)||p1)))))'
Support contains 6 out of 664 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 664/664 places, 2432/2432 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 8 transitions
Trivial Post-agglo rules discarded 8 transitions
Performed 8 trivial Post agglomeration. Transition count delta: 8
Iterating post reduction 0 with 8 rules applied. Total rules applied 8 place count 664 transition count 2424
Reduce places removed 8 places and 0 transitions.
Iterating post reduction 1 with 8 rules applied. Total rules applied 16 place count 656 transition count 2424
Performed 198 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 198 Pre rules applied. Total rules applied 16 place count 656 transition count 2226
Deduced a syphon composed of 198 places in 1 ms
Reduce places removed 198 places and 0 transitions.
Iterating global reduction 2 with 396 rules applied. Total rules applied 412 place count 458 transition count 2226
Discarding 8 places :
Symmetric choice reduction at 2 with 8 rule applications. Total rules 420 place count 450 transition count 2162
Iterating global reduction 2 with 8 rules applied. Total rules applied 428 place count 450 transition count 2162
Performed 56 Post agglomeration using F-continuation condition.Transition count delta: 56
Deduced a syphon composed of 56 places in 1 ms
Reduce places removed 56 places and 0 transitions.
Iterating global reduction 2 with 112 rules applied. Total rules applied 540 place count 394 transition count 2106
Applied a total of 540 rules in 107 ms. Remains 394 /664 variables (removed 270) and now considering 2106/2432 (removed 326) transitions.
[2025-06-02 07:55:48] [INFO ] Flow matrix only has 658 transitions (discarded 1448 similar events)
// Phase 1: matrix 658 rows 394 cols
[2025-06-02 07:55:48] [INFO ] Computed 25 invariants in 4 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 07:55:48] [INFO ] Implicit Places using invariants in 482 ms returned []
[2025-06-02 07:55:49] [INFO ] Flow matrix only has 658 transitions (discarded 1448 similar events)
[2025-06-02 07:55:49] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 07:55:49] [INFO ] State equation strengthened by 284 read => feed constraints.
[2025-06-02 07:55:51] [INFO ] Implicit Places using invariants and state equation in 2057 ms returned []
Implicit Place search using SMT with State Equation took 2543 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-02 07:55:51] [INFO ] Redundant transitions in 47 ms returned []
Running 2098 sub problems to find dead transitions.
[2025-06-02 07:55:51] [INFO ] Flow matrix only has 658 transitions (discarded 1448 similar events)
[2025-06-02 07:55:51] [INFO ] Invariant cache hit.
[2025-06-02 07:55:51] [INFO ] State equation strengthened by 284 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/394 variables, 17/17 constraints. Problems are: Problem set: 0 solved, 2098 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/394 variables, 8/25 constraints. Problems are: Problem set: 0 solved, 2098 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:56:05] [INFO ] Deduced a trap composed of 3 places in 214 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:56:05] [INFO ] Deduced a trap composed of 3 places in 118 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:56:05] [INFO ] Deduced a trap composed of 3 places in 93 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:56:05] [INFO ] Deduced a trap composed of 3 places in 91 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:56:05] [INFO ] Deduced a trap composed of 3 places in 68 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:56:05] [INFO ] Deduced a trap composed of 3 places in 46 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:56:06] [INFO ] Deduced a trap composed of 42 places in 125 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:56:07] [INFO ] Deduced a trap composed of 42 places in 133 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:56:07] [INFO ] Deduced a trap composed of 42 places in 138 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:56:07] [INFO ] Deduced a trap composed of 42 places in 139 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:56:07] [INFO ] Deduced a trap composed of 42 places in 138 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:56:08] [INFO ] Deduced a trap composed of 42 places in 142 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:56:08] [INFO ] Deduced a trap composed of 11 places in 70 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:56:08] [INFO ] Deduced a trap composed of 42 places in 164 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:56:08] [INFO ] Deduced a trap composed of 13 places in 64 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:56:09] [INFO ] Deduced a trap composed of 69 places in 150 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:56:09] [INFO ] Deduced a trap composed of 31 places in 76 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:56:09] [INFO ] Deduced a trap composed of 27 places in 70 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:56:09] [INFO ] Deduced a trap composed of 3 places in 54 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:56:09] [INFO ] Deduced a trap composed of 18 places in 211 ms of which 18 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/394 variables, 20/45 constraints. Problems are: Problem set: 0 solved, 2098 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:56:13] [INFO ] Deduced a trap composed of 3 places in 43 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:56:15] [INFO ] Deduced a trap composed of 15 places in 140 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:56:17] [INFO ] Deduced a trap composed of 16 places in 169 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:56:18] [INFO ] Deduced a trap composed of 19 places in 69 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:56:20] [INFO ] Deduced a trap composed of 23 places in 71 ms of which 4 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 394/1052 variables, and 50 constraints, problems are : Problem set: 0 solved, 2098 unsolved in 30030 ms.
Refiners :[Positive P Invariants (semi-flows): 17/17 constraints, Generalized P Invariants (flows): 8/8 constraints, State Equation: 0/394 constraints, ReadFeed: 0/284 constraints, PredecessorRefiner: 2098/2098 constraints, Known Traps: 25/25 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2098 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/394 variables, 17/17 constraints. Problems are: Problem set: 0 solved, 2098 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/394 variables, 8/25 constraints. Problems are: Problem set: 0 solved, 2098 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/394 variables, 25/50 constraints. Problems are: Problem set: 0 solved, 2098 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:56:39] [INFO ] Deduced a trap composed of 31 places in 98 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:56:43] [INFO ] Deduced a trap composed of 20 places in 226 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:56:43] [INFO ] Deduced a trap composed of 22 places in 227 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:56:43] [INFO ] Deduced a trap composed of 24 places in 219 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:56:44] [INFO ] Deduced a trap composed of 17 places in 200 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:56:44] [INFO ] Deduced a trap composed of 19 places in 205 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:56:44] [INFO ] Deduced a trap composed of 21 places in 201 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:56:44] [INFO ] Deduced a trap composed of 23 places in 205 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:56:44] [INFO ] Deduced a trap composed of 25 places in 199 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:56:45] [INFO ] Deduced a trap composed of 21 places in 113 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:56:45] [INFO ] Deduced a trap composed of 23 places in 87 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:56:45] [INFO ] Deduced a trap composed of 25 places in 92 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:56:45] [INFO ] Deduced a trap composed of 27 places in 67 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:56:45] [INFO ] Deduced a trap composed of 25 places in 108 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:56:45] [INFO ] Deduced a trap composed of 27 places in 92 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:56:45] [INFO ] Deduced a trap composed of 29 places in 74 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:56:46] [INFO ] Deduced a trap composed of 29 places in 83 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:56:46] [INFO ] Deduced a trap composed of 33 places in 74 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:56:46] [INFO ] Deduced a trap composed of 35 places in 75 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:56:47] [INFO ] Deduced a trap composed of 61 places in 200 ms of which 22 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/394 variables, 20/70 constraints. Problems are: Problem set: 0 solved, 2098 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:56:51] [INFO ] Deduced a trap composed of 42 places in 152 ms of which 21 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 394/1052 variables, and 71 constraints, problems are : Problem set: 0 solved, 2098 unsolved in 30039 ms.
Refiners :[Positive P Invariants (semi-flows): 17/17 constraints, Generalized P Invariants (flows): 8/8 constraints, State Equation: 0/394 constraints, ReadFeed: 0/284 constraints, PredecessorRefiner: 0/2098 constraints, Known Traps: 46/46 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60739ms problems are : Problem set: 0 solved, 2098 unsolved
Search for dead transitions found 0 dead transitions in 60741ms
Starting structural reductions in SI_LTL mode, iteration 1 : 394/664 places, 2106/2432 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 63445 ms. Remains : 394/664 places, 2106/2432 transitions.
Stuttering acceptance computed with spot in 97 ms :[(OR (NOT p0) (AND (NOT p1) (NOT p2))), (OR (NOT p0) (AND (NOT p1) (NOT p2)))]
Running random walk in product with property : EisenbergMcGuire-PT-08-LTLFireability-13
Product exploration explored 100000 steps with 0 reset in 297 ms.
Product exploration explored 100000 steps with 0 reset in 333 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND p1 p0 p2), (X p2), (X (NOT (OR (AND (NOT p2) (NOT p1)) (NOT p0)))), (X (NOT (OR (NOT p2) (NOT p0)))), (X (NOT (AND p2 (NOT p1) p0))), (X (AND p2 p0)), (X p0), (X (AND p1 p0)), (X p1), (X (X p2)), (X (X (NOT (OR (AND (NOT p2) (NOT p1)) (NOT p0))))), (X (X (NOT (OR (NOT p2) (NOT p0))))), (X (X (NOT (AND p2 (NOT p1) p0)))), (X (X (AND p2 p0))), (X (X p0)), (X (X (AND p1 p0))), (X (X p1))]
False Knowledge obtained : []
Knowledge based reduction with 17 factoid took 127 ms. Reduced automaton from 2 states, 5 edges and 3 AP (stutter insensitive) to 2 states, 5 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 101 ms :[(OR (NOT p0) (AND (NOT p1) (NOT p2))), (OR (NOT p0) (AND (NOT p1) (NOT p2)))]
Reduction of identical properties reduced properties to check from 8 to 7
RANDOM walk for 40000 steps (8 resets) in 178 ms. (223 steps per ms) remains 7/7 properties
BEST_FIRST walk for 40004 steps (8 resets) in 44 ms. (888 steps per ms) remains 7/7 properties
BEST_FIRST walk for 40004 steps (8 resets) in 39 ms. (1000 steps per ms) remains 4/7 properties
BEST_FIRST walk for 40004 steps (8 resets) in 41 ms. (952 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 39 ms. (1000 steps per ms) remains 4/4 properties
[2025-06-02 07:56:52] [INFO ] Flow matrix only has 658 transitions (discarded 1448 similar events)
[2025-06-02 07:56:52] [INFO ] Invariant cache hit.
[2025-06-02 07:56:52] [INFO ] State equation strengthened by 284 read => feed constraints.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 98/104 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/104 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (OVERLAPS) 40/144 variables, 3/8 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/144 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (OVERLAPS) 10/154 variables, 2/10 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/154 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (OVERLAPS) 318/472 variables, 154/164 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/472 variables, 52/216 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/472 variables, 0/216 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 10 (OVERLAPS) 110/582 variables, 50/266 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/582 variables, 30/296 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/582 variables, 0/296 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 13 (OVERLAPS) 180/762 variables, 10/306 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/762 variables, 0/306 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 15 (OVERLAPS) 10/772 variables, 5/311 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/772 variables, 0/311 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 17 (OVERLAPS) 280/1052 variables, 190/501 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1052 variables, 202/703 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/1052 variables, 0/703 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 20 (OVERLAPS) 0/1052 variables, 0/703 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1052/1052 variables, and 703 constraints, problems are : Problem set: 0 solved, 4 unsolved in 639 ms.
Refiners :[Positive P Invariants (semi-flows): 17/17 constraints, Generalized P Invariants (flows): 8/8 constraints, State Equation: 394/394 constraints, ReadFeed: 284/284 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 4 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 98/104 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/104 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (OVERLAPS) 40/144 variables, 3/8 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:56:53] [INFO ] Deduced a trap composed of 3 places in 49 ms of which 2 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/144 variables, 1/9 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/144 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (OVERLAPS) 10/154 variables, 2/11 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:56:53] [INFO ] Deduced a trap composed of 3 places in 45 ms of which 2 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/154 variables, 1/12 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/154 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 9 (OVERLAPS) 318/472 variables, 154/166 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/472 variables, 52/218 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/472 variables, 1/219 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/472 variables, 0/219 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 13 (OVERLAPS) 110/582 variables, 50/269 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/582 variables, 30/299 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/582 variables, 0/299 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 16 (OVERLAPS) 180/762 variables, 10/309 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/762 variables, 0/309 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 18 (OVERLAPS) 10/772 variables, 5/314 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/772 variables, 3/317 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:56:54] [INFO ] Deduced a trap composed of 3 places in 98 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:56:54] [INFO ] Deduced a trap composed of 3 places in 74 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:56:54] [INFO ] Deduced a trap composed of 3 places in 62 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:56:54] [INFO ] Deduced a trap composed of 3 places in 45 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:56:54] [INFO ] Deduced a trap composed of 3 places in 52 ms of which 3 ms to minimize.
At refinement iteration 20 (INCLUDED_ONLY) 0/772 variables, 5/322 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/772 variables, 0/322 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 22 (OVERLAPS) 280/1052 variables, 190/512 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/1052 variables, 202/714 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:56:55] [INFO ] Deduced a trap composed of 13 places in 102 ms of which 6 ms to minimize.
At refinement iteration 24 (INCLUDED_ONLY) 0/1052 variables, 1/715 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/1052 variables, 0/715 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 26 (OVERLAPS) 0/1052 variables, 0/715 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1052/1052 variables, and 715 constraints, problems are : Problem set: 0 solved, 4 unsolved in 2383 ms.
Refiners :[Positive P Invariants (semi-flows): 17/17 constraints, Generalized P Invariants (flows): 8/8 constraints, State Equation: 394/394 constraints, ReadFeed: 284/284 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 8/8 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 3032ms problems are : Problem set: 0 solved, 4 unsolved
Fused 4 Parikh solutions to 2 different solutions.
Parikh walk visited 0 properties in 363 ms.
Support contains 6 out of 394 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 394/394 places, 2106/2106 transitions.
Applied a total of 0 rules in 60 ms. Remains 394 /394 variables (removed 0) and now considering 2106/2106 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 60 ms. Remains : 394/394 places, 2106/2106 transitions.
RANDOM walk for 40000 steps (8 resets) in 154 ms. (258 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 31 ms. (1250 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 37 ms. (1052 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 36 ms. (1081 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 31 ms. (1250 steps per ms) remains 4/4 properties
Interrupted probabilistic random walk after 247014 steps, run timeout after 3001 ms. (steps per millisecond=82 ) properties seen :0 out of 4
Probabilistic random walk after 247014 steps, saw 144020 distinct states, run finished after 3001 ms. (steps per millisecond=82 ) properties seen :0
[2025-06-02 07:56:59] [INFO ] Flow matrix only has 658 transitions (discarded 1448 similar events)
[2025-06-02 07:56:59] [INFO ] Invariant cache hit.
[2025-06-02 07:56:59] [INFO ] State equation strengthened by 284 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) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 98/104 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/104 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (OVERLAPS) 40/144 variables, 3/8 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/144 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (OVERLAPS) 10/154 variables, 2/10 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/154 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (OVERLAPS) 318/472 variables, 154/164 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/472 variables, 52/216 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/472 variables, 0/216 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 10 (OVERLAPS) 110/582 variables, 50/266 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/582 variables, 30/296 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/582 variables, 0/296 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 13 (OVERLAPS) 180/762 variables, 10/306 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/762 variables, 0/306 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 15 (OVERLAPS) 10/772 variables, 5/311 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/772 variables, 0/311 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 17 (OVERLAPS) 280/1052 variables, 190/501 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1052 variables, 202/703 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/1052 variables, 0/703 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 20 (OVERLAPS) 0/1052 variables, 0/703 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1052/1052 variables, and 703 constraints, problems are : Problem set: 0 solved, 4 unsolved in 617 ms.
Refiners :[Positive P Invariants (semi-flows): 17/17 constraints, Generalized P Invariants (flows): 8/8 constraints, State Equation: 394/394 constraints, ReadFeed: 284/284 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 4 unsolved
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 98/104 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/104 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (OVERLAPS) 40/144 variables, 3/8 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:57:00] [INFO ] Deduced a trap composed of 3 places in 44 ms of which 2 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/144 variables, 1/9 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/144 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (OVERLAPS) 10/154 variables, 2/11 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:57:00] [INFO ] Deduced a trap composed of 3 places in 44 ms of which 3 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/154 variables, 1/12 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/154 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 9 (OVERLAPS) 318/472 variables, 154/166 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/472 variables, 52/218 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/472 variables, 1/219 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/472 variables, 0/219 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 13 (OVERLAPS) 110/582 variables, 50/269 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/582 variables, 30/299 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/582 variables, 0/299 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 16 (OVERLAPS) 180/762 variables, 10/309 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/762 variables, 0/309 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 18 (OVERLAPS) 10/772 variables, 5/314 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/772 variables, 3/317 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:57:01] [INFO ] Deduced a trap composed of 3 places in 99 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:57:01] [INFO ] Deduced a trap composed of 3 places in 77 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:57:01] [INFO ] Deduced a trap composed of 3 places in 59 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:57:01] [INFO ] Deduced a trap composed of 3 places in 46 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:57:01] [INFO ] Deduced a trap composed of 3 places in 51 ms of which 3 ms to minimize.
At refinement iteration 20 (INCLUDED_ONLY) 0/772 variables, 5/322 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/772 variables, 0/322 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 22 (OVERLAPS) 280/1052 variables, 190/512 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/1052 variables, 202/714 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:57:01] [INFO ] Deduced a trap composed of 13 places in 97 ms of which 7 ms to minimize.
At refinement iteration 24 (INCLUDED_ONLY) 0/1052 variables, 1/715 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/1052 variables, 0/715 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 26 (OVERLAPS) 0/1052 variables, 0/715 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1052/1052 variables, and 715 constraints, problems are : Problem set: 0 solved, 4 unsolved in 2355 ms.
Refiners :[Positive P Invariants (semi-flows): 17/17 constraints, Generalized P Invariants (flows): 8/8 constraints, State Equation: 394/394 constraints, ReadFeed: 284/284 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 8/8 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2981ms problems are : Problem set: 0 solved, 4 unsolved
Fused 4 Parikh solutions to 2 different solutions.
Parikh walk visited 0 properties in 360 ms.
Support contains 6 out of 394 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 394/394 places, 2106/2106 transitions.
Applied a total of 0 rules in 57 ms. Remains 394 /394 variables (removed 0) and now considering 2106/2106 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 57 ms. Remains : 394/394 places, 2106/2106 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 394/394 places, 2106/2106 transitions.
Applied a total of 0 rules in 56 ms. Remains 394 /394 variables (removed 0) and now considering 2106/2106 (removed 0) transitions.
[2025-06-02 07:57:02] [INFO ] Flow matrix only has 658 transitions (discarded 1448 similar events)
[2025-06-02 07:57:02] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 07:57:03] [INFO ] Implicit Places using invariants in 474 ms returned []
[2025-06-02 07:57:03] [INFO ] Flow matrix only has 658 transitions (discarded 1448 similar events)
[2025-06-02 07:57:03] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 07:57:03] [INFO ] State equation strengthened by 284 read => feed constraints.
[2025-06-02 07:57:05] [INFO ] Implicit Places using invariants and state equation in 2145 ms returned []
Implicit Place search using SMT with State Equation took 2621 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-02 07:57:05] [INFO ] Redundant transitions in 51 ms returned []
Running 2098 sub problems to find dead transitions.
[2025-06-02 07:57:05] [INFO ] Flow matrix only has 658 transitions (discarded 1448 similar events)
[2025-06-02 07:57:05] [INFO ] Invariant cache hit.
[2025-06-02 07:57:05] [INFO ] State equation strengthened by 284 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/394 variables, 17/17 constraints. Problems are: Problem set: 0 solved, 2098 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/394 variables, 8/25 constraints. Problems are: Problem set: 0 solved, 2098 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:57:19] [INFO ] Deduced a trap composed of 3 places in 208 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:57:20] [INFO ] Deduced a trap composed of 3 places in 116 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:57:20] [INFO ] Deduced a trap composed of 3 places in 92 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:57:20] [INFO ] Deduced a trap composed of 3 places in 73 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:57:20] [INFO ] Deduced a trap composed of 3 places in 59 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:57:20] [INFO ] Deduced a trap composed of 3 places in 41 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:57:20] [INFO ] Deduced a trap composed of 42 places in 124 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:57:21] [INFO ] Deduced a trap composed of 42 places in 140 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:57:21] [INFO ] Deduced a trap composed of 42 places in 153 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:57:22] [INFO ] Deduced a trap composed of 42 places in 145 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:57:22] [INFO ] Deduced a trap composed of 42 places in 138 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:57:22] [INFO ] Deduced a trap composed of 42 places in 146 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:57:22] [INFO ] Deduced a trap composed of 11 places in 67 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:57:23] [INFO ] Deduced a trap composed of 42 places in 152 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:57:23] [INFO ] Deduced a trap composed of 13 places in 70 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:57:23] [INFO ] Deduced a trap composed of 69 places in 167 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:57:23] [INFO ] Deduced a trap composed of 31 places in 77 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:57:23] [INFO ] Deduced a trap composed of 27 places in 107 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:57:24] [INFO ] Deduced a trap composed of 3 places in 57 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:57:24] [INFO ] Deduced a trap composed of 18 places in 206 ms of which 19 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/394 variables, 20/45 constraints. Problems are: Problem set: 0 solved, 2098 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:57:28] [INFO ] Deduced a trap composed of 3 places in 50 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:57:30] [INFO ] Deduced a trap composed of 15 places in 142 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:57:32] [INFO ] Deduced a trap composed of 16 places in 180 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:57:33] [INFO ] Deduced a trap composed of 19 places in 77 ms of which 4 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 394/1052 variables, and 49 constraints, problems are : Problem set: 0 solved, 2098 unsolved in 30033 ms.
Refiners :[Positive P Invariants (semi-flows): 17/17 constraints, Generalized P Invariants (flows): 8/8 constraints, State Equation: 0/394 constraints, ReadFeed: 0/284 constraints, PredecessorRefiner: 2098/2098 constraints, Known Traps: 24/24 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2098 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/394 variables, 17/17 constraints. Problems are: Problem set: 0 solved, 2098 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/394 variables, 8/25 constraints. Problems are: Problem set: 0 solved, 2098 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/394 variables, 24/49 constraints. Problems are: Problem set: 0 solved, 2098 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:57:48] [INFO ] Deduced a trap composed of 23 places in 81 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:57:54] [INFO ] Deduced a trap composed of 20 places in 188 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:57:54] [INFO ] Deduced a trap composed of 22 places in 184 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:57:55] [INFO ] Deduced a trap composed of 31 places in 75 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:57:58] [INFO ] Deduced a trap composed of 24 places in 212 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:57:59] [INFO ] Deduced a trap composed of 17 places in 208 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:57:59] [INFO ] Deduced a trap composed of 19 places in 217 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:57:59] [INFO ] Deduced a trap composed of 21 places in 219 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:57:59] [INFO ] Deduced a trap composed of 23 places in 217 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:58:00] [INFO ] Deduced a trap composed of 25 places in 209 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:58:00] [INFO ] Deduced a trap composed of 21 places in 145 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:58:00] [INFO ] Deduced a trap composed of 23 places in 122 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:58:00] [INFO ] Deduced a trap composed of 25 places in 100 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:58:00] [INFO ] Deduced a trap composed of 27 places in 75 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:58:00] [INFO ] Deduced a trap composed of 25 places in 123 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:58:01] [INFO ] Deduced a trap composed of 27 places in 97 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:58:01] [INFO ] Deduced a trap composed of 29 places in 74 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:58:01] [INFO ] Deduced a trap composed of 29 places in 70 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:58:01] [INFO ] Deduced a trap composed of 33 places in 73 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:58:02] [INFO ] Deduced a trap composed of 35 places in 78 ms of which 4 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/394 variables, 20/69 constraints. Problems are: Problem set: 0 solved, 2098 unsolved
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 394/1052 variables, and 69 constraints, problems are : Problem set: 0 solved, 2098 unsolved in 30045 ms.
Refiners :[Positive P Invariants (semi-flows): 17/17 constraints, Generalized P Invariants (flows): 8/8 constraints, State Equation: 0/394 constraints, ReadFeed: 0/284 constraints, PredecessorRefiner: 0/2098 constraints, Known Traps: 44/44 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60695ms problems are : Problem set: 0 solved, 2098 unsolved
Search for dead transitions found 0 dead transitions in 60698ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 63438 ms. Remains : 394/394 places, 2106/2106 transitions.
Attempting over-approximation, by ignoring read arcs.
Graph (trivial) has 1934 edges and 394 vertex of which 64 / 394 are part of one of the 8 SCC in 0 ms
Free SCC test removed 56 places
Drop transitions (Empty/Sink Transition effects.) removed 216 transitions
Ensure Unique test removed 1400 transitions
Reduce isomorphic transitions removed 1616 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 77 transitions
Trivial Post-agglo rules discarded 77 transitions
Performed 77 trivial Post agglomeration. Transition count delta: 77
Iterating post reduction 0 with 77 rules applied. Total rules applied 78 place count 338 transition count 413
Reduce places removed 77 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 1 with 78 rules applied. Total rules applied 156 place count 261 transition count 412
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 157 place count 260 transition count 412
Performed 17 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 17 Pre rules applied. Total rules applied 157 place count 260 transition count 395
Deduced a syphon composed of 17 places in 0 ms
Ensure Unique test removed 8 places
Reduce places removed 25 places and 0 transitions.
Iterating global reduction 3 with 42 rules applied. Total rules applied 199 place count 235 transition count 395
Performed 109 Post agglomeration using F-continuation condition.Transition count delta: 109
Deduced a syphon composed of 109 places in 0 ms
Reduce places removed 109 places and 0 transitions.
Iterating global reduction 3 with 218 rules applied. Total rules applied 417 place count 126 transition count 286
Ensure Unique test removed 54 transitions
Reduce isomorphic transitions removed 54 transitions.
Iterating post reduction 3 with 54 rules applied. Total rules applied 471 place count 126 transition count 232
Performed 8 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 8 places in 0 ms
Reduce places removed 8 places and 0 transitions.
Iterating global reduction 4 with 16 rules applied. Total rules applied 487 place count 118 transition count 232
Drop transitions (Empty/Sink Transition effects.) removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 4 with 8 rules applied. Total rules applied 495 place count 118 transition count 224
Drop transitions (Redundant composition of simpler transitions.) removed 8 transitions
Redundant transition composition rules discarded 8 transitions
Iterating global reduction 5 with 8 rules applied. Total rules applied 503 place count 118 transition count 216
Free-agglomeration rule applied 55 times.
Iterating global reduction 5 with 55 rules applied. Total rules applied 558 place count 118 transition count 161
Reduce places removed 55 places and 0 transitions.
Iterating post reduction 5 with 55 rules applied. Total rules applied 613 place count 63 transition count 161
Partial Free-agglomeration rule applied 7 times.
Drop transitions (Partial Free agglomeration) removed 7 transitions
Iterating global reduction 6 with 7 rules applied. Total rules applied 620 place count 63 transition count 161
Applied a total of 620 rules in 18 ms. Remains 63 /394 variables (removed 331) and now considering 161/2106 (removed 1945) transitions.
Running SMT prover for 4 properties.
// Phase 1: matrix 161 rows 63 cols
[2025-06-02 07:58:06] [INFO ] Computed 17 invariants in 0 ms
Starting Z3 with timeout 450.0 s and query timeout 45000.0 ms
[2025-06-02 07:58:06] [INFO ] After 63ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:4
Starting Z3 with timeout 450.0 s and query timeout 45000.0 ms
[2025-06-02 07:58:06] [INFO ] [Nat]Absence check using 17 positive place invariants in 3 ms returned sat
[2025-06-02 07:58:06] [INFO ] After 53ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :4
[2025-06-02 07:58:06] [INFO ] State equation strengthened by 8 read => feed constraints.
[2025-06-02 07:58:06] [INFO ] After 27ms SMT Verify possible using 8 Read/Feed constraints in natural domain returned unsat :0 sat :4
TRAPS : Iteration 0
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:58:06] [INFO ] Deduced a trap composed of 2 places in 36 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:58:06] [INFO ] Deduced a trap composed of 2 places in 29 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:58:06] [INFO ] Deduced a trap composed of 2 places in 17 ms of which 1 ms to minimize.
[2025-06-02 07:58:06] [INFO ] Trap strengthening (SAT) tested/added 4/3 trap constraints in 112 ms
TRAPS : Iteration 1
[2025-06-02 07:58:06] [INFO ] After 216ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :4
[2025-06-02 07:58:06] [INFO ] After 333ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :4
Over-approximation ignoring read arcs solved 0 properties in 418 ms.
Knowledge obtained : [(AND p1 p0 p2), (X p2), (X (NOT (OR (AND (NOT p2) (NOT p1)) (NOT p0)))), (X (NOT (OR (NOT p2) (NOT p0)))), (X (NOT (AND p2 (NOT p1) p0))), (X (AND p2 p0)), (X p0), (X (AND p1 p0)), (X p1), (X (X p2)), (X (X (NOT (OR (AND (NOT p2) (NOT p1)) (NOT p0))))), (X (X (NOT (OR (NOT p2) (NOT p0))))), (X (X (NOT (AND p2 (NOT p1) p0)))), (X (X (AND p2 p0))), (X (X p0)), (X (X (AND p1 p0))), (X (X p1))]
False Knowledge obtained : [(F (NOT (AND p0 p1))), (F (NOT (OR (NOT p0) (NOT p2) p1))), (F (NOT p1))]
Knowledge based reduction with 17 factoid took 169 ms. Reduced automaton from 2 states, 5 edges and 3 AP (stutter insensitive) to 2 states, 5 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 66 ms :[(OR (NOT p0) (AND (NOT p1) (NOT p2))), (OR (NOT p0) (AND (NOT p1) (NOT p2)))]
Stuttering acceptance computed with spot in 74 ms :[(OR (NOT p0) (AND (NOT p1) (NOT p2))), (OR (NOT p0) (AND (NOT p1) (NOT p2)))]
Support contains 6 out of 394 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 394/394 places, 2106/2106 transitions.
Applied a total of 0 rules in 59 ms. Remains 394 /394 variables (removed 0) and now considering 2106/2106 (removed 0) transitions.
[2025-06-02 07:58:07] [INFO ] Flow matrix only has 658 transitions (discarded 1448 similar events)
// Phase 1: matrix 658 rows 394 cols
[2025-06-02 07:58:07] [INFO ] Computed 25 invariants in 5 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 07:58:07] [INFO ] Implicit Places using invariants in 470 ms returned []
[2025-06-02 07:58:07] [INFO ] Flow matrix only has 658 transitions (discarded 1448 similar events)
[2025-06-02 07:58:07] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 07:58:07] [INFO ] State equation strengthened by 284 read => feed constraints.
[2025-06-02 07:58:09] [INFO ] Implicit Places using invariants and state equation in 2086 ms returned []
Implicit Place search using SMT with State Equation took 2578 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-02 07:58:09] [INFO ] Redundant transitions in 42 ms returned []
Running 2098 sub problems to find dead transitions.
[2025-06-02 07:58:09] [INFO ] Flow matrix only has 658 transitions (discarded 1448 similar events)
[2025-06-02 07:58:09] [INFO ] Invariant cache hit.
[2025-06-02 07:58:09] [INFO ] State equation strengthened by 284 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/394 variables, 17/17 constraints. Problems are: Problem set: 0 solved, 2098 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/394 variables, 8/25 constraints. Problems are: Problem set: 0 solved, 2098 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:58:24] [INFO ] Deduced a trap composed of 3 places in 211 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:58:24] [INFO ] Deduced a trap composed of 3 places in 145 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:58:24] [INFO ] Deduced a trap composed of 3 places in 112 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:58:24] [INFO ] Deduced a trap composed of 3 places in 93 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:58:24] [INFO ] Deduced a trap composed of 3 places in 78 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:58:24] [INFO ] Deduced a trap composed of 3 places in 43 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:58:24] [INFO ] Deduced a trap composed of 42 places in 131 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:58:26] [INFO ] Deduced a trap composed of 42 places in 130 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:58:26] [INFO ] Deduced a trap composed of 42 places in 136 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:58:26] [INFO ] Deduced a trap composed of 42 places in 143 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:58:26] [INFO ] Deduced a trap composed of 42 places in 131 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:58:26] [INFO ] Deduced a trap composed of 42 places in 132 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:58:27] [INFO ] Deduced a trap composed of 11 places in 82 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:58:27] [INFO ] Deduced a trap composed of 42 places in 149 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:58:27] [INFO ] Deduced a trap composed of 13 places in 66 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:58:27] [INFO ] Deduced a trap composed of 69 places in 167 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:58:27] [INFO ] Deduced a trap composed of 31 places in 71 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:58:28] [INFO ] Deduced a trap composed of 27 places in 70 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:58:28] [INFO ] Deduced a trap composed of 3 places in 56 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:58:28] [INFO ] Deduced a trap composed of 18 places in 209 ms of which 19 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/394 variables, 20/45 constraints. Problems are: Problem set: 0 solved, 2098 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:58:32] [INFO ] Deduced a trap composed of 3 places in 52 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:58:34] [INFO ] Deduced a trap composed of 15 places in 141 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:58:37] [INFO ] Deduced a trap composed of 16 places in 162 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:58:37] [INFO ] Deduced a trap composed of 19 places in 72 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:58:40] [INFO ] Deduced a trap composed of 23 places in 65 ms of which 4 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 394/1052 variables, and 50 constraints, problems are : Problem set: 0 solved, 2098 unsolved in 30036 ms.
Refiners :[Positive P Invariants (semi-flows): 17/17 constraints, Generalized P Invariants (flows): 8/8 constraints, State Equation: 0/394 constraints, ReadFeed: 0/284 constraints, PredecessorRefiner: 2098/2098 constraints, Known Traps: 25/25 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2098 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/394 variables, 17/17 constraints. Problems are: Problem set: 0 solved, 2098 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/394 variables, 8/25 constraints. Problems are: Problem set: 0 solved, 2098 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/394 variables, 25/50 constraints. Problems are: Problem set: 0 solved, 2098 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:58:58] [INFO ] Deduced a trap composed of 31 places in 73 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:59:01] [INFO ] Deduced a trap composed of 20 places in 229 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:59:01] [INFO ] Deduced a trap composed of 22 places in 228 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:59:02] [INFO ] Deduced a trap composed of 24 places in 221 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:59:02] [INFO ] Deduced a trap composed of 17 places in 214 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:59:02] [INFO ] Deduced a trap composed of 19 places in 214 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:59:02] [INFO ] Deduced a trap composed of 21 places in 214 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:59:03] [INFO ] Deduced a trap composed of 23 places in 199 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:59:03] [INFO ] Deduced a trap composed of 25 places in 185 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:59:03] [INFO ] Deduced a trap composed of 21 places in 105 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:59:03] [INFO ] Deduced a trap composed of 23 places in 85 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:59:03] [INFO ] Deduced a trap composed of 25 places in 85 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:59:03] [INFO ] Deduced a trap composed of 27 places in 64 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:59:04] [INFO ] Deduced a trap composed of 25 places in 118 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:59:04] [INFO ] Deduced a trap composed of 27 places in 89 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:59:04] [INFO ] Deduced a trap composed of 29 places in 67 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:59:04] [INFO ] Deduced a trap composed of 29 places in 67 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:59:04] [INFO ] Deduced a trap composed of 33 places in 73 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:59:05] [INFO ] Deduced a trap composed of 35 places in 72 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:59:05] [INFO ] Deduced a trap composed of 61 places in 187 ms of which 23 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/394 variables, 20/70 constraints. Problems are: Problem set: 0 solved, 2098 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:59:09] [INFO ] Deduced a trap composed of 42 places in 148 ms of which 20 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 394/1052 variables, and 71 constraints, problems are : Problem set: 0 solved, 2098 unsolved in 30058 ms.
Refiners :[Positive P Invariants (semi-flows): 17/17 constraints, Generalized P Invariants (flows): 8/8 constraints, State Equation: 0/394 constraints, ReadFeed: 0/284 constraints, PredecessorRefiner: 0/2098 constraints, Known Traps: 46/46 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60806ms problems are : Problem set: 0 solved, 2098 unsolved
Search for dead transitions found 0 dead transitions in 60808ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 63499 ms. Remains : 394/394 places, 2106/2106 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND p0 p1 p2), (X p2), (X (AND p0 p2)), (X (NOT (OR (NOT p0) (NOT p2)))), (X (AND p0 p1)), (X (NOT (OR (NOT p0) (AND (NOT p2) (NOT p1))))), (X (NOT (AND p0 p2 (NOT p1)))), (X p0), (X p1), (X (X p2)), (X (X (AND p0 p2))), (X (X (NOT (OR (NOT p0) (NOT p2))))), (X (X (AND p0 p1))), (X (X (NOT (OR (NOT p0) (AND (NOT p2) (NOT p1)))))), (X (X (NOT (AND p0 p2 (NOT p1))))), (X (X p0)), (X (X p1))]
False Knowledge obtained : []
Knowledge based reduction with 17 factoid took 109 ms. Reduced automaton from 2 states, 5 edges and 3 AP (stutter insensitive) to 2 states, 5 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 69 ms :[(OR (NOT p0) (AND (NOT p1) (NOT p2))), (OR (NOT p0) (AND (NOT p1) (NOT p2)))]
Reduction of identical properties reduced properties to check from 8 to 7
RANDOM walk for 40000 steps (8 resets) in 206 ms. (193 steps per ms) remains 7/7 properties
BEST_FIRST walk for 40004 steps (8 resets) in 45 ms. (869 steps per ms) remains 7/7 properties
BEST_FIRST walk for 40004 steps (8 resets) in 34 ms. (1142 steps per ms) remains 4/7 properties
BEST_FIRST walk for 40004 steps (8 resets) in 52 ms. (754 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 30 ms. (1290 steps per ms) remains 4/4 properties
[2025-06-02 07:59:10] [INFO ] Flow matrix only has 658 transitions (discarded 1448 similar events)
[2025-06-02 07:59:10] [INFO ] Invariant cache hit.
[2025-06-02 07:59:10] [INFO ] State equation strengthened by 284 read => feed constraints.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 98/104 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/104 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (OVERLAPS) 40/144 variables, 3/8 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/144 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (OVERLAPS) 10/154 variables, 2/10 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/154 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (OVERLAPS) 318/472 variables, 154/164 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/472 variables, 52/216 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/472 variables, 0/216 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 10 (OVERLAPS) 110/582 variables, 50/266 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/582 variables, 30/296 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/582 variables, 0/296 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 13 (OVERLAPS) 180/762 variables, 10/306 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/762 variables, 0/306 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 15 (OVERLAPS) 10/772 variables, 5/311 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/772 variables, 0/311 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 17 (OVERLAPS) 280/1052 variables, 190/501 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1052 variables, 202/703 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/1052 variables, 0/703 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 20 (OVERLAPS) 0/1052 variables, 0/703 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1052/1052 variables, and 703 constraints, problems are : Problem set: 0 solved, 4 unsolved in 527 ms.
Refiners :[Positive P Invariants (semi-flows): 17/17 constraints, Generalized P Invariants (flows): 8/8 constraints, State Equation: 394/394 constraints, ReadFeed: 284/284 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 4 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 98/104 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/104 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (OVERLAPS) 40/144 variables, 3/8 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:59:11] [INFO ] Deduced a trap composed of 3 places in 41 ms of which 3 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/144 variables, 1/9 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/144 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (OVERLAPS) 10/154 variables, 2/11 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:59:11] [INFO ] Deduced a trap composed of 3 places in 37 ms of which 2 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/154 variables, 1/12 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/154 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 9 (OVERLAPS) 318/472 variables, 154/166 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/472 variables, 52/218 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/472 variables, 1/219 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/472 variables, 0/219 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 13 (OVERLAPS) 110/582 variables, 50/269 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/582 variables, 30/299 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/582 variables, 0/299 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 16 (OVERLAPS) 180/762 variables, 10/309 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/762 variables, 0/309 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 18 (OVERLAPS) 10/772 variables, 5/314 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/772 variables, 3/317 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:59:12] [INFO ] Deduced a trap composed of 3 places in 104 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:59:12] [INFO ] Deduced a trap composed of 3 places in 78 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:59:12] [INFO ] Deduced a trap composed of 3 places in 71 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:59:12] [INFO ] Deduced a trap composed of 3 places in 48 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:59:12] [INFO ] Deduced a trap composed of 3 places in 53 ms of which 3 ms to minimize.
At refinement iteration 20 (INCLUDED_ONLY) 0/772 variables, 5/322 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/772 variables, 0/322 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 22 (OVERLAPS) 280/1052 variables, 190/512 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/1052 variables, 202/714 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:59:13] [INFO ] Deduced a trap composed of 13 places in 94 ms of which 7 ms to minimize.
At refinement iteration 24 (INCLUDED_ONLY) 0/1052 variables, 1/715 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/1052 variables, 0/715 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 26 (OVERLAPS) 0/1052 variables, 0/715 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1052/1052 variables, and 715 constraints, problems are : Problem set: 0 solved, 4 unsolved in 2220 ms.
Refiners :[Positive P Invariants (semi-flows): 17/17 constraints, Generalized P Invariants (flows): 8/8 constraints, State Equation: 394/394 constraints, ReadFeed: 284/284 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 8/8 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2758ms problems are : Problem set: 0 solved, 4 unsolved
Fused 4 Parikh solutions to 2 different solutions.
Parikh walk visited 0 properties in 260 ms.
Support contains 6 out of 394 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 394/394 places, 2106/2106 transitions.
Applied a total of 0 rules in 55 ms. Remains 394 /394 variables (removed 0) and now considering 2106/2106 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 55 ms. Remains : 394/394 places, 2106/2106 transitions.
RANDOM walk for 40000 steps (8 resets) in 181 ms. (219 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 52 ms. (754 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 55 ms. (714 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 110 ms. (360 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 45 ms. (869 steps per ms) remains 4/4 properties
Interrupted probabilistic random walk after 261351 steps, run timeout after 3001 ms. (steps per millisecond=87 ) properties seen :0 out of 4
Probabilistic random walk after 261351 steps, saw 151499 distinct states, run finished after 3001 ms. (steps per millisecond=87 ) properties seen :0
[2025-06-02 07:59:17] [INFO ] Flow matrix only has 658 transitions (discarded 1448 similar events)
[2025-06-02 07:59:17] [INFO ] Invariant cache hit.
[2025-06-02 07:59:17] [INFO ] State equation strengthened by 284 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) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 98/104 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/104 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (OVERLAPS) 40/144 variables, 3/8 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/144 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (OVERLAPS) 10/154 variables, 2/10 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/154 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (OVERLAPS) 318/472 variables, 154/164 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/472 variables, 52/216 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/472 variables, 0/216 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 10 (OVERLAPS) 110/582 variables, 50/266 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/582 variables, 30/296 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/582 variables, 0/296 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 13 (OVERLAPS) 180/762 variables, 10/306 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/762 variables, 0/306 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 15 (OVERLAPS) 10/772 variables, 5/311 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/772 variables, 0/311 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 17 (OVERLAPS) 280/1052 variables, 190/501 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1052 variables, 202/703 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/1052 variables, 0/703 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 20 (OVERLAPS) 0/1052 variables, 0/703 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1052/1052 variables, and 703 constraints, problems are : Problem set: 0 solved, 4 unsolved in 543 ms.
Refiners :[Positive P Invariants (semi-flows): 17/17 constraints, Generalized P Invariants (flows): 8/8 constraints, State Equation: 394/394 constraints, ReadFeed: 284/284 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 4 unsolved
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 98/104 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/104 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (OVERLAPS) 40/144 variables, 3/8 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:59:17] [INFO ] Deduced a trap composed of 3 places in 38 ms of which 2 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/144 variables, 1/9 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/144 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (OVERLAPS) 10/154 variables, 2/11 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:59:17] [INFO ] Deduced a trap composed of 3 places in 44 ms of which 2 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/154 variables, 1/12 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/154 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 9 (OVERLAPS) 318/472 variables, 154/166 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/472 variables, 52/218 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/472 variables, 1/219 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/472 variables, 0/219 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 13 (OVERLAPS) 110/582 variables, 50/269 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/582 variables, 30/299 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/582 variables, 0/299 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 16 (OVERLAPS) 180/762 variables, 10/309 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/762 variables, 0/309 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 18 (OVERLAPS) 10/772 variables, 5/314 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/772 variables, 3/317 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:59:18] [INFO ] Deduced a trap composed of 3 places in 97 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:59:18] [INFO ] Deduced a trap composed of 3 places in 74 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:59:18] [INFO ] Deduced a trap composed of 3 places in 65 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:59:18] [INFO ] Deduced a trap composed of 3 places in 41 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:59:18] [INFO ] Deduced a trap composed of 3 places in 52 ms of which 2 ms to minimize.
At refinement iteration 20 (INCLUDED_ONLY) 0/772 variables, 5/322 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/772 variables, 0/322 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 22 (OVERLAPS) 280/1052 variables, 190/512 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/1052 variables, 202/714 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:59:19] [INFO ] Deduced a trap composed of 13 places in 94 ms of which 7 ms to minimize.
At refinement iteration 24 (INCLUDED_ONLY) 0/1052 variables, 1/715 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/1052 variables, 0/715 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 26 (OVERLAPS) 0/1052 variables, 0/715 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1052/1052 variables, and 715 constraints, problems are : Problem set: 0 solved, 4 unsolved in 2246 ms.
Refiners :[Positive P Invariants (semi-flows): 17/17 constraints, Generalized P Invariants (flows): 8/8 constraints, State Equation: 394/394 constraints, ReadFeed: 284/284 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 8/8 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2798ms problems are : Problem set: 0 solved, 4 unsolved
Fused 4 Parikh solutions to 2 different solutions.
Parikh walk visited 0 properties in 369 ms.
Support contains 6 out of 394 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 394/394 places, 2106/2106 transitions.
Applied a total of 0 rules in 56 ms. Remains 394 /394 variables (removed 0) and now considering 2106/2106 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 57 ms. Remains : 394/394 places, 2106/2106 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 394/394 places, 2106/2106 transitions.
Applied a total of 0 rules in 56 ms. Remains 394 /394 variables (removed 0) and now considering 2106/2106 (removed 0) transitions.
[2025-06-02 07:59:20] [INFO ] Flow matrix only has 658 transitions (discarded 1448 similar events)
[2025-06-02 07:59:20] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 07:59:20] [INFO ] Implicit Places using invariants in 482 ms returned []
[2025-06-02 07:59:20] [INFO ] Flow matrix only has 658 transitions (discarded 1448 similar events)
[2025-06-02 07:59:20] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 07:59:21] [INFO ] State equation strengthened by 284 read => feed constraints.
[2025-06-02 07:59:22] [INFO ] Implicit Places using invariants and state equation in 2085 ms returned []
Implicit Place search using SMT with State Equation took 2571 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-02 07:59:23] [INFO ] Redundant transitions in 43 ms returned []
Running 2098 sub problems to find dead transitions.
[2025-06-02 07:59:23] [INFO ] Flow matrix only has 658 transitions (discarded 1448 similar events)
[2025-06-02 07:59:23] [INFO ] Invariant cache hit.
[2025-06-02 07:59:23] [INFO ] State equation strengthened by 284 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/394 variables, 17/17 constraints. Problems are: Problem set: 0 solved, 2098 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/394 variables, 8/25 constraints. Problems are: Problem set: 0 solved, 2098 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:59:37] [INFO ] Deduced a trap composed of 3 places in 210 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:59:37] [INFO ] Deduced a trap composed of 3 places in 119 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:59:37] [INFO ] Deduced a trap composed of 3 places in 91 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:59:37] [INFO ] Deduced a trap composed of 3 places in 79 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:59:37] [INFO ] Deduced a trap composed of 3 places in 62 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:59:37] [INFO ] Deduced a trap composed of 3 places in 42 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:59:37] [INFO ] Deduced a trap composed of 42 places in 127 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:59:38] [INFO ] Deduced a trap composed of 42 places in 139 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:59:39] [INFO ] Deduced a trap composed of 42 places in 131 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:59:39] [INFO ] Deduced a trap composed of 42 places in 133 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:59:39] [INFO ] Deduced a trap composed of 42 places in 139 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:59:39] [INFO ] Deduced a trap composed of 42 places in 137 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:59:39] [INFO ] Deduced a trap composed of 11 places in 75 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:59:40] [INFO ] Deduced a trap composed of 42 places in 160 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:59:40] [INFO ] Deduced a trap composed of 13 places in 66 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:59:40] [INFO ] Deduced a trap composed of 69 places in 168 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:59:40] [INFO ] Deduced a trap composed of 31 places in 71 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:59:41] [INFO ] Deduced a trap composed of 27 places in 75 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:59:41] [INFO ] Deduced a trap composed of 3 places in 71 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:59:41] [INFO ] Deduced a trap composed of 18 places in 202 ms of which 19 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/394 variables, 20/45 constraints. Problems are: Problem set: 0 solved, 2098 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:59:45] [INFO ] Deduced a trap composed of 3 places in 48 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:59:48] [INFO ] Deduced a trap composed of 15 places in 139 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:59:50] [INFO ] Deduced a trap composed of 16 places in 158 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 07:59:51] [INFO ] Deduced a trap composed of 19 places in 68 ms of which 4 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 394/1052 variables, and 49 constraints, problems are : Problem set: 0 solved, 2098 unsolved in 30037 ms.
Refiners :[Positive P Invariants (semi-flows): 17/17 constraints, Generalized P Invariants (flows): 8/8 constraints, State Equation: 0/394 constraints, ReadFeed: 0/284 constraints, PredecessorRefiner: 2098/2098 constraints, Known Traps: 24/24 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2098 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/394 variables, 17/17 constraints. Problems are: Problem set: 0 solved, 2098 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/394 variables, 8/25 constraints. Problems are: Problem set: 0 solved, 2098 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/394 variables, 24/49 constraints. Problems are: Problem set: 0 solved, 2098 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:00:06] [INFO ] Deduced a trap composed of 23 places in 90 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:00:12] [INFO ] Deduced a trap composed of 20 places in 191 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:00:12] [INFO ] Deduced a trap composed of 22 places in 199 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:00:13] [INFO ] Deduced a trap composed of 31 places in 74 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:00:16] [INFO ] Deduced a trap composed of 24 places in 226 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:00:17] [INFO ] Deduced a trap composed of 17 places in 213 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:00:17] [INFO ] Deduced a trap composed of 19 places in 213 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:00:17] [INFO ] Deduced a trap composed of 21 places in 209 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:00:17] [INFO ] Deduced a trap composed of 23 places in 210 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:00:18] [INFO ] Deduced a trap composed of 25 places in 207 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:00:18] [INFO ] Deduced a trap composed of 21 places in 141 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:00:18] [INFO ] Deduced a trap composed of 23 places in 121 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:00:18] [INFO ] Deduced a trap composed of 25 places in 95 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:00:18] [INFO ] Deduced a trap composed of 27 places in 73 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:00:18] [INFO ] Deduced a trap composed of 25 places in 118 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:00:19] [INFO ] Deduced a trap composed of 27 places in 90 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:00:19] [INFO ] Deduced a trap composed of 29 places in 66 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:00:19] [INFO ] Deduced a trap composed of 29 places in 66 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:00:19] [INFO ] Deduced a trap composed of 33 places in 69 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:00:19] [INFO ] Deduced a trap composed of 35 places in 73 ms of which 5 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/394 variables, 20/69 constraints. Problems are: Problem set: 0 solved, 2098 unsolved
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 394/1052 variables, and 69 constraints, problems are : Problem set: 0 solved, 2098 unsolved in 30035 ms.
Refiners :[Positive P Invariants (semi-flows): 17/17 constraints, Generalized P Invariants (flows): 8/8 constraints, State Equation: 0/394 constraints, ReadFeed: 0/284 constraints, PredecessorRefiner: 0/2098 constraints, Known Traps: 44/44 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60730ms problems are : Problem set: 0 solved, 2098 unsolved
Search for dead transitions found 0 dead transitions in 60734ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 63412 ms. Remains : 394/394 places, 2106/2106 transitions.
Attempting over-approximation, by ignoring read arcs.
Graph (trivial) has 1934 edges and 394 vertex of which 64 / 394 are part of one of the 8 SCC in 0 ms
Free SCC test removed 56 places
Drop transitions (Empty/Sink Transition effects.) removed 216 transitions
Ensure Unique test removed 1400 transitions
Reduce isomorphic transitions removed 1616 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 77 transitions
Trivial Post-agglo rules discarded 77 transitions
Performed 77 trivial Post agglomeration. Transition count delta: 77
Iterating post reduction 0 with 77 rules applied. Total rules applied 78 place count 338 transition count 413
Reduce places removed 77 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 1 with 78 rules applied. Total rules applied 156 place count 261 transition count 412
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 157 place count 260 transition count 412
Performed 17 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 17 Pre rules applied. Total rules applied 157 place count 260 transition count 395
Deduced a syphon composed of 17 places in 0 ms
Ensure Unique test removed 8 places
Reduce places removed 25 places and 0 transitions.
Iterating global reduction 3 with 42 rules applied. Total rules applied 199 place count 235 transition count 395
Performed 109 Post agglomeration using F-continuation condition.Transition count delta: 109
Deduced a syphon composed of 109 places in 0 ms
Reduce places removed 109 places and 0 transitions.
Iterating global reduction 3 with 218 rules applied. Total rules applied 417 place count 126 transition count 286
Ensure Unique test removed 54 transitions
Reduce isomorphic transitions removed 54 transitions.
Iterating post reduction 3 with 54 rules applied. Total rules applied 471 place count 126 transition count 232
Performed 8 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 8 places in 0 ms
Reduce places removed 8 places and 0 transitions.
Iterating global reduction 4 with 16 rules applied. Total rules applied 487 place count 118 transition count 232
Drop transitions (Empty/Sink Transition effects.) removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 4 with 8 rules applied. Total rules applied 495 place count 118 transition count 224
Drop transitions (Redundant composition of simpler transitions.) removed 8 transitions
Redundant transition composition rules discarded 8 transitions
Iterating global reduction 5 with 8 rules applied. Total rules applied 503 place count 118 transition count 216
Free-agglomeration rule applied 55 times.
Iterating global reduction 5 with 55 rules applied. Total rules applied 558 place count 118 transition count 161
Reduce places removed 55 places and 0 transitions.
Iterating post reduction 5 with 55 rules applied. Total rules applied 613 place count 63 transition count 161
Partial Free-agglomeration rule applied 7 times.
Drop transitions (Partial Free agglomeration) removed 7 transitions
Iterating global reduction 6 with 7 rules applied. Total rules applied 620 place count 63 transition count 161
Applied a total of 620 rules in 18 ms. Remains 63 /394 variables (removed 331) and now considering 161/2106 (removed 1945) transitions.
Running SMT prover for 4 properties.
// Phase 1: matrix 161 rows 63 cols
[2025-06-02 08:00:23] [INFO ] Computed 17 invariants in 1 ms
Starting Z3 with timeout 450.0 s and query timeout 45000.0 ms
[2025-06-02 08:00:23] [INFO ] After 29ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:4
Starting Z3 with timeout 450.0 s and query timeout 45000.0 ms
[2025-06-02 08:00:23] [INFO ] [Nat]Absence check using 17 positive place invariants in 2 ms returned sat
[2025-06-02 08:00:23] [INFO ] After 53ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :4
[2025-06-02 08:00:23] [INFO ] State equation strengthened by 8 read => feed constraints.
[2025-06-02 08:00:23] [INFO ] After 36ms SMT Verify possible using 8 Read/Feed constraints in natural domain returned unsat :0 sat :4
TRAPS : Iteration 0
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:00:24] [INFO ] Deduced a trap composed of 2 places in 37 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:00:24] [INFO ] Deduced a trap composed of 2 places in 27 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:00:24] [INFO ] Deduced a trap composed of 2 places in 23 ms of which 2 ms to minimize.
[2025-06-02 08:00:24] [INFO ] Trap strengthening (SAT) tested/added 4/3 trap constraints in 118 ms
TRAPS : Iteration 1
[2025-06-02 08:00:24] [INFO ] After 231ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :4
[2025-06-02 08:00:24] [INFO ] After 355ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :4
Over-approximation ignoring read arcs solved 0 properties in 410 ms.
Knowledge obtained : [(AND p0 p1 p2), (X p2), (X (AND p0 p2)), (X (NOT (OR (NOT p0) (NOT p2)))), (X (AND p0 p1)), (X (NOT (OR (NOT p0) (AND (NOT p2) (NOT p1))))), (X (NOT (AND p0 p2 (NOT p1)))), (X p0), (X p1), (X (X p2)), (X (X (AND p0 p2))), (X (X (NOT (OR (NOT p0) (NOT p2))))), (X (X (AND p0 p1))), (X (X (NOT (OR (NOT p0) (AND (NOT p2) (NOT p1)))))), (X (X (NOT (AND p0 p2 (NOT p1))))), (X (X p0)), (X (X p1))]
False Knowledge obtained : [(F (NOT (AND p0 p1))), (F (NOT (OR (NOT p0) (NOT p2) p1))), (F (NOT p1))]
Knowledge based reduction with 17 factoid took 208 ms. Reduced automaton from 2 states, 5 edges and 3 AP (stutter insensitive) to 2 states, 5 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 101 ms :[(OR (NOT p0) (AND (NOT p1) (NOT p2))), (OR (NOT p0) (AND (NOT p1) (NOT p2)))]
Stuttering acceptance computed with spot in 91 ms :[(OR (NOT p0) (AND (NOT p1) (NOT p2))), (OR (NOT p0) (AND (NOT p1) (NOT p2)))]
Stuttering acceptance computed with spot in 72 ms :[(OR (NOT p0) (AND (NOT p1) (NOT p2))), (OR (NOT p0) (AND (NOT p1) (NOT p2)))]
Product exploration explored 100000 steps with 0 reset in 290 ms.
Product exploration explored 100000 steps with 0 reset in 333 ms.
Built C files in :
/tmp/ltsmin4542053937513394623
[2025-06-02 08:00:25] [INFO ] Too many transitions (2106) to apply POR reductions. Disabling POR matrices.
[2025-06-02 08:00:25] [INFO ] Built C files in 22ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin4542053937513394623
Running compilation step : cd /tmp/ltsmin4542053937513394623;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
WARNING : LTS min runner thread failed on error :java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin4542053937513394623;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c' killed by timeout after 3 SECONDS
java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin4542053937513394623;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c' killed by timeout after 3 SECONDS
at fr.lip6.move.gal.application.runner.ltsmin.LTSminRunner$1.run(LTSminRunner.java:93)
at java.base/java.lang.Thread.run(Thread.java:1583)
Support contains 6 out of 394 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 394/394 places, 2106/2106 transitions.
Applied a total of 0 rules in 61 ms. Remains 394 /394 variables (removed 0) and now considering 2106/2106 (removed 0) transitions.
[2025-06-02 08:00:28] [INFO ] Flow matrix only has 658 transitions (discarded 1448 similar events)
// Phase 1: matrix 658 rows 394 cols
[2025-06-02 08:00:28] [INFO ] Computed 25 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 08:00:28] [INFO ] Implicit Places using invariants in 474 ms returned []
[2025-06-02 08:00:28] [INFO ] Flow matrix only has 658 transitions (discarded 1448 similar events)
[2025-06-02 08:00:28] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 08:00:29] [INFO ] State equation strengthened by 284 read => feed constraints.
[2025-06-02 08:00:30] [INFO ] Implicit Places using invariants and state equation in 1958 ms returned []
Implicit Place search using SMT with State Equation took 2433 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-02 08:00:30] [INFO ] Redundant transitions in 50 ms returned []
Running 2098 sub problems to find dead transitions.
[2025-06-02 08:00:30] [INFO ] Flow matrix only has 658 transitions (discarded 1448 similar events)
[2025-06-02 08:00:30] [INFO ] Invariant cache hit.
[2025-06-02 08:00:30] [INFO ] State equation strengthened by 284 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/394 variables, 17/17 constraints. Problems are: Problem set: 0 solved, 2098 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/394 variables, 8/25 constraints. Problems are: Problem set: 0 solved, 2098 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:00:45] [INFO ] Deduced a trap composed of 3 places in 202 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:00:45] [INFO ] Deduced a trap composed of 3 places in 119 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:00:45] [INFO ] Deduced a trap composed of 3 places in 89 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:00:45] [INFO ] Deduced a trap composed of 3 places in 72 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:00:45] [INFO ] Deduced a trap composed of 3 places in 53 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:00:45] [INFO ] Deduced a trap composed of 3 places in 34 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:00:45] [INFO ] Deduced a trap composed of 42 places in 124 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:00:47] [INFO ] Deduced a trap composed of 42 places in 136 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:00:47] [INFO ] Deduced a trap composed of 42 places in 138 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:00:47] [INFO ] Deduced a trap composed of 42 places in 143 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:00:47] [INFO ] Deduced a trap composed of 42 places in 144 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:00:47] [INFO ] Deduced a trap composed of 42 places in 144 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:00:48] [INFO ] Deduced a trap composed of 11 places in 86 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:00:48] [INFO ] Deduced a trap composed of 42 places in 162 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:00:48] [INFO ] Deduced a trap composed of 13 places in 69 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:00:49] [INFO ] Deduced a trap composed of 69 places in 164 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:00:49] [INFO ] Deduced a trap composed of 31 places in 75 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:00:49] [INFO ] Deduced a trap composed of 27 places in 70 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:00:49] [INFO ] Deduced a trap composed of 3 places in 52 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:00:49] [INFO ] Deduced a trap composed of 18 places in 196 ms of which 19 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/394 variables, 20/45 constraints. Problems are: Problem set: 0 solved, 2098 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:00:53] [INFO ] Deduced a trap composed of 3 places in 51 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:00:55] [INFO ] Deduced a trap composed of 15 places in 138 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:00:57] [INFO ] Deduced a trap composed of 16 places in 163 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:00:58] [INFO ] Deduced a trap composed of 19 places in 72 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:01:00] [INFO ] Deduced a trap composed of 23 places in 71 ms of which 4 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 394/1052 variables, and 50 constraints, problems are : Problem set: 0 solved, 2098 unsolved in 30036 ms.
Refiners :[Positive P Invariants (semi-flows): 17/17 constraints, Generalized P Invariants (flows): 8/8 constraints, State Equation: 0/394 constraints, ReadFeed: 0/284 constraints, PredecessorRefiner: 2098/2098 constraints, Known Traps: 25/25 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2098 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/394 variables, 17/17 constraints. Problems are: Problem set: 0 solved, 2098 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/394 variables, 8/25 constraints. Problems are: Problem set: 0 solved, 2098 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/394 variables, 25/50 constraints. Problems are: Problem set: 0 solved, 2098 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:01:19] [INFO ] Deduced a trap composed of 31 places in 72 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:01:23] [INFO ] Deduced a trap composed of 20 places in 214 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:01:23] [INFO ] Deduced a trap composed of 22 places in 221 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:01:23] [INFO ] Deduced a trap composed of 24 places in 200 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:01:24] [INFO ] Deduced a trap composed of 17 places in 198 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:01:24] [INFO ] Deduced a trap composed of 19 places in 195 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:01:24] [INFO ] Deduced a trap composed of 21 places in 204 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:01:24] [INFO ] Deduced a trap composed of 23 places in 210 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:01:25] [INFO ] Deduced a trap composed of 25 places in 189 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:01:25] [INFO ] Deduced a trap composed of 21 places in 111 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:01:25] [INFO ] Deduced a trap composed of 23 places in 92 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:01:25] [INFO ] Deduced a trap composed of 25 places in 90 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:01:25] [INFO ] Deduced a trap composed of 27 places in 69 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:01:25] [INFO ] Deduced a trap composed of 25 places in 123 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:01:26] [INFO ] Deduced a trap composed of 27 places in 89 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:01:26] [INFO ] Deduced a trap composed of 29 places in 73 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:01:26] [INFO ] Deduced a trap composed of 29 places in 72 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:01:26] [INFO ] Deduced a trap composed of 33 places in 76 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:01:27] [INFO ] Deduced a trap composed of 35 places in 72 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:01:27] [INFO ] Deduced a trap composed of 61 places in 196 ms of which 23 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/394 variables, 20/70 constraints. Problems are: Problem set: 0 solved, 2098 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 394/1052 variables, and 70 constraints, problems are : Problem set: 0 solved, 2098 unsolved in 30035 ms.
Refiners :[Positive P Invariants (semi-flows): 17/17 constraints, Generalized P Invariants (flows): 8/8 constraints, State Equation: 0/394 constraints, ReadFeed: 0/284 constraints, PredecessorRefiner: 0/2098 constraints, Known Traps: 45/45 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60735ms problems are : Problem set: 0 solved, 2098 unsolved
Search for dead transitions found 0 dead transitions in 60738ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 63295 ms. Remains : 394/394 places, 2106/2106 transitions.
Built C files in :
/tmp/ltsmin3141454839518388517
[2025-06-02 08:01:31] [INFO ] Too many transitions (2106) to apply POR reductions. Disabling POR matrices.
[2025-06-02 08:01:31] [INFO ] Built C files in 26ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin3141454839518388517
Running compilation step : cd /tmp/ltsmin3141454839518388517;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
WARNING : LTS min runner thread failed on error :java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin3141454839518388517;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c' killed by timeout after 3 SECONDS
java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin3141454839518388517;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c' killed by timeout after 3 SECONDS
at fr.lip6.move.gal.application.runner.ltsmin.LTSminRunner$1.run(LTSminRunner.java:93)
at java.base/java.lang.Thread.run(Thread.java:1583)
[2025-06-02 08:01:34] [INFO ] Flatten gal took : 45 ms
[2025-06-02 08:01:34] [INFO ] Flatten gal took : 53 ms
[2025-06-02 08:01:34] [INFO ] Time to serialize gal into /tmp/LTL1800335300219786740.gal : 7 ms
[2025-06-02 08:01:34] [INFO ] Time to serialize properties into /tmp/LTL18291144751386227.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL1800335300219786740.gal' '-t' 'CGAL' '-hoa' '/tmp/aut14627757583401806325.hoa' '-atoms' '/tmp/LTL18291144751386227.prop' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...316
Loading property file /tmp/LTL18291144751386227.prop.
Loaded 3 atomic propositions.
Checking formula 0 provided in automaton : /tmp/aut14627757583401806325.hoa
Detected timeout of ITS tools.
[2025-06-02 08:01:49] [INFO ] Flatten gal took : 45 ms
[2025-06-02 08:01:50] [INFO ] Flatten gal took : 46 ms
[2025-06-02 08:01:50] [INFO ] Time to serialize gal into /tmp/LTL11416412524681901016.gal : 10 ms
[2025-06-02 08:01:50] [INFO ] Time to serialize properties into /tmp/LTL6798660266899322210.ltl : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL11416412524681901016.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL6798660266899322210.ltl' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...276
Read 1 LTL properties
Checking formula 0 : !((F(G(("(((flag_3_idle==0)||(p18_0_3==0))||(p34_7_3==0))")&&(("((flag_3_idle==0)||(p18_0_3==0))")||(G("(((turn_7==0)||(flag_7_idle==0...180
Formula 0 simplified : GF(!"(((flag_3_idle==0)||(p18_0_3==0))||(p34_7_3==0))" | (!"((flag_3_idle==0)||(p18_0_3==0))" & F!"(((turn_7==0)||(flag_7_idle==0))|...172
Detected timeout of ITS tools.
[2025-06-02 08:02:05] [INFO ] Flatten gal took : 46 ms
[2025-06-02 08:02:05] [INFO ] Applying decomposition
[2025-06-02 08:02:05] [INFO ] Flatten gal took : 45 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/graph14316203357956762289.txt' '-o' '/tmp/graph14316203357956762289.bin' '-w' '/tmp/graph14316203357956762289.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph14316203357956762289.bin' '-l' '-1' '-v' '-w' '/tmp/graph14316203357956762289.weights' '-q' '0' '-e' '0.001'
[2025-06-02 08:02:05] [INFO ] Decomposing Gal with order
[2025-06-02 08:02:05] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-02 08:02:05] [INFO ] Removed a total of 4392 redundant transitions.
[2025-06-02 08:02:05] [INFO ] Flatten gal took : 118 ms
[2025-06-02 08:02:05] [INFO ] Fuse similar labels procedure discarded/fused a total of 529 labels/synchronizations in 33 ms.
[2025-06-02 08:02:05] [INFO ] Time to serialize gal into /tmp/LTL15389834133992044781.gal : 7 ms
[2025-06-02 08:02:05] [INFO ] Time to serialize properties into /tmp/LTL8079473824898885269.ltl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL15389834133992044781.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL8079473824898885269.ltl' '-c' '-stutter-deadlock'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...255
Read 1 LTL properties
Checking formula 0 : !((F(G(("(((i1.u1.flag_3_idle==0)||(i0.u0.p18_0_3==0))||(i0.u62.p34_7_3==0))")&&(("((i1.u1.flag_3_idle==0)||(i0.u0.p18_0_3==0))")||(G(...229
Formula 0 simplified : GF(!"(((i1.u1.flag_3_idle==0)||(i0.u0.p18_0_3==0))||(i0.u62.p34_7_3==0))" | (!"((i1.u1.flag_3_idle==0)||(i0.u0.p18_0_3==0))" & F!"((...221
Detected timeout of ITS tools.
Treatment of property EisenbergMcGuire-PT-08-LTLFireability-13 finished in 392166 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G((X(X(F(p1)))||p0))))'
Support contains 5 out of 664 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 664/664 places, 2432/2432 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 8 transitions
Trivial Post-agglo rules discarded 8 transitions
Performed 8 trivial Post agglomeration. Transition count delta: 8
Iterating post reduction 0 with 8 rules applied. Total rules applied 8 place count 664 transition count 2424
Reduce places removed 8 places and 0 transitions.
Iterating post reduction 1 with 8 rules applied. Total rules applied 16 place count 656 transition count 2424
Performed 200 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 200 Pre rules applied. Total rules applied 16 place count 656 transition count 2224
Deduced a syphon composed of 200 places in 2 ms
Reduce places removed 200 places and 0 transitions.
Iterating global reduction 2 with 400 rules applied. Total rules applied 416 place count 456 transition count 2224
Discarding 7 places :
Symmetric choice reduction at 2 with 7 rule applications. Total rules 423 place count 449 transition count 2168
Iterating global reduction 2 with 7 rules applied. Total rules applied 430 place count 449 transition count 2168
Performed 56 Post agglomeration using F-continuation condition.Transition count delta: 56
Deduced a syphon composed of 56 places in 1 ms
Reduce places removed 56 places and 0 transitions.
Iterating global reduction 2 with 112 rules applied. Total rules applied 542 place count 393 transition count 2112
Applied a total of 542 rules in 108 ms. Remains 393 /664 variables (removed 271) and now considering 2112/2432 (removed 320) transitions.
[2025-06-02 08:02:20] [INFO ] Flow matrix only has 664 transitions (discarded 1448 similar events)
// Phase 1: matrix 664 rows 393 cols
[2025-06-02 08:02:20] [INFO ] Computed 25 invariants in 3 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 08:02:21] [INFO ] Implicit Places using invariants in 481 ms returned []
[2025-06-02 08:02:21] [INFO ] Flow matrix only has 664 transitions (discarded 1448 similar events)
[2025-06-02 08:02:21] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 08:02:21] [INFO ] State equation strengthened by 291 read => feed constraints.
[2025-06-02 08:02:23] [INFO ] Implicit Places using invariants and state equation in 2247 ms returned []
Implicit Place search using SMT with State Equation took 2730 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-02 08:02:23] [INFO ] Redundant transitions in 49 ms returned []
Running 2104 sub problems to find dead transitions.
[2025-06-02 08:02:23] [INFO ] Flow matrix only has 664 transitions (discarded 1448 similar events)
[2025-06-02 08:02:23] [INFO ] Invariant cache hit.
[2025-06-02 08:02:23] [INFO ] State equation strengthened by 291 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/393 variables, 17/17 constraints. Problems are: Problem set: 0 solved, 2104 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/393 variables, 8/25 constraints. Problems are: Problem set: 0 solved, 2104 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:02:37] [INFO ] Deduced a trap composed of 3 places in 225 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:02:38] [INFO ] Deduced a trap composed of 3 places in 118 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:02:38] [INFO ] Deduced a trap composed of 3 places in 93 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:02:38] [INFO ] Deduced a trap composed of 3 places in 73 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:02:38] [INFO ] Deduced a trap composed of 3 places in 61 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:02:38] [INFO ] Deduced a trap composed of 3 places in 41 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:02:38] [INFO ] Deduced a trap composed of 42 places in 126 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:02:39] [INFO ] Deduced a trap composed of 42 places in 143 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:02:39] [INFO ] Deduced a trap composed of 42 places in 154 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:02:40] [INFO ] Deduced a trap composed of 42 places in 143 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:02:40] [INFO ] Deduced a trap composed of 42 places in 145 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:02:40] [INFO ] Deduced a trap composed of 42 places in 141 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:02:40] [INFO ] Deduced a trap composed of 11 places in 66 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:02:40] [INFO ] Deduced a trap composed of 42 places in 161 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:02:41] [INFO ] Deduced a trap composed of 27 places in 68 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:02:41] [INFO ] Deduced a trap composed of 31 places in 92 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:02:41] [INFO ] Deduced a trap composed of 61 places in 169 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:02:41] [INFO ] Deduced a trap composed of 61 places in 155 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:02:42] [INFO ] Deduced a trap composed of 61 places in 151 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:02:42] [INFO ] Deduced a trap composed of 61 places in 162 ms of which 24 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/393 variables, 20/45 constraints. Problems are: Problem set: 0 solved, 2104 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:02:45] [INFO ] Deduced a trap composed of 43 places in 141 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:02:46] [INFO ] Deduced a trap composed of 62 places in 137 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:02:46] [INFO ] Deduced a trap composed of 3 places in 45 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:02:48] [INFO ] Deduced a trap composed of 13 places in 72 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:02:49] [INFO ] Deduced a trap composed of 15 places in 141 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:02:50] [INFO ] Deduced a trap composed of 15 places in 63 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:02:51] [INFO ] Deduced a trap composed of 19 places in 66 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:02:53] [INFO ] Deduced a trap composed of 17 places in 66 ms of which 4 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 393/1057 variables, and 53 constraints, problems are : Problem set: 0 solved, 2104 unsolved in 30033 ms.
Refiners :[Positive P Invariants (semi-flows): 17/17 constraints, Generalized P Invariants (flows): 8/8 constraints, State Equation: 0/393 constraints, ReadFeed: 0/291 constraints, PredecessorRefiner: 2104/2104 constraints, Known Traps: 28/28 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2104 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/393 variables, 17/17 constraints. Problems are: Problem set: 0 solved, 2104 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/393 variables, 8/25 constraints. Problems are: Problem set: 0 solved, 2104 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/393 variables, 28/53 constraints. Problems are: Problem set: 0 solved, 2104 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:03:03] [INFO ] Deduced a trap composed of 55 places in 163 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:03:03] [INFO ] Deduced a trap composed of 61 places in 135 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:03:03] [INFO ] Deduced a trap composed of 61 places in 156 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:03:03] [INFO ] Deduced a trap composed of 52 places in 181 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:03:04] [INFO ] Deduced a trap composed of 58 places in 171 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:03:04] [INFO ] Deduced a trap composed of 58 places in 155 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:03:04] [INFO ] Deduced a trap composed of 47 places in 156 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:03:05] [INFO ] Deduced a trap composed of 17 places in 154 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:03:07] [INFO ] Deduced a trap composed of 19 places in 173 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:03:08] [INFO ] Deduced a trap composed of 23 places in 70 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:03:10] [INFO ] Deduced a trap composed of 21 places in 186 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:03:12] [INFO ] Deduced a trap composed of 58 places in 216 ms of which 30 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:03:12] [INFO ] Deduced a trap composed of 64 places in 199 ms of which 32 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:03:13] [INFO ] Deduced a trap composed of 62 places in 200 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:03:13] [INFO ] Deduced a trap composed of 46 places in 204 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:03:13] [INFO ] Deduced a trap composed of 23 places in 197 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:03:14] [INFO ] Deduced a trap composed of 58 places in 208 ms of which 28 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:03:14] [INFO ] Deduced a trap composed of 58 places in 211 ms of which 29 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:03:15] [INFO ] Deduced a trap composed of 68 places in 215 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:03:15] [INFO ] Deduced a trap composed of 61 places in 221 ms of which 22 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/393 variables, 20/73 constraints. Problems are: Problem set: 0 solved, 2104 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 393/1057 variables, and 73 constraints, problems are : Problem set: 0 solved, 2104 unsolved in 30033 ms.
Refiners :[Positive P Invariants (semi-flows): 17/17 constraints, Generalized P Invariants (flows): 8/8 constraints, State Equation: 0/393 constraints, ReadFeed: 0/291 constraints, PredecessorRefiner: 0/2104 constraints, Known Traps: 48/48 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60680ms problems are : Problem set: 0 solved, 2104 unsolved
Search for dead transitions found 0 dead transitions in 60684ms
Starting structural reductions in SI_LTL mode, iteration 1 : 393/664 places, 2112/2432 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 63582 ms. Remains : 393/664 places, 2112/2432 transitions.
Stuttering acceptance computed with spot in 93 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : EisenbergMcGuire-PT-08-LTLFireability-14
Product exploration explored 100000 steps with 0 reset in 242 ms.
Product exploration explored 100000 steps with 0 reset in 279 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND p0 (NOT p1)), (X (AND p0 (NOT p1))), (X (NOT (AND (NOT p0) (NOT p1)))), (X p0), (X (NOT p1)), (X (X (AND p0 (NOT p1)))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X p0)), (X (X (NOT p1)))]
False Knowledge obtained : []
Knowledge based reduction with 9 factoid took 81 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 2 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 64 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
RANDOM walk for 40000 steps (8 resets) in 264 ms. (150 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 87 ms. (454 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 45 ms. (869 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 45 ms. (869 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 34 ms. (1142 steps per ms) remains 4/4 properties
Interrupted probabilistic random walk after 343035 steps, run timeout after 3001 ms. (steps per millisecond=114 ) properties seen :0 out of 4
Probabilistic random walk after 343035 steps, saw 191885 distinct states, run finished after 3001 ms. (steps per millisecond=114 ) properties seen :0
[2025-06-02 08:03:28] [INFO ] Flow matrix only has 664 transitions (discarded 1448 similar events)
[2025-06-02 08:03:28] [INFO ] Invariant cache hit.
[2025-06-02 08:03:28] [INFO ] State equation strengthened by 291 read => feed constraints.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 96/101 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/101 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (OVERLAPS) 1/102 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/102 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (OVERLAPS) 41/143 variables, 3/8 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/143 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (OVERLAPS) 10/153 variables, 2/10 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/153 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 9 (OVERLAPS) 324/477 variables, 153/163 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/477 variables, 61/224 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/477 variables, 0/224 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 12 (OVERLAPS) 110/587 variables, 50/274 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/587 variables, 27/301 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/587 variables, 0/301 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 15 (OVERLAPS) 180/767 variables, 10/311 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/767 variables, 0/311 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 17 (OVERLAPS) 10/777 variables, 5/316 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/777 variables, 0/316 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 19 (OVERLAPS) 280/1057 variables, 190/506 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/1057 variables, 203/709 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/1057 variables, 0/709 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 22 (OVERLAPS) 0/1057 variables, 0/709 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1057/1057 variables, and 709 constraints, problems are : Problem set: 0 solved, 4 unsolved in 558 ms.
Refiners :[Positive P Invariants (semi-flows): 17/17 constraints, Generalized P Invariants (flows): 8/8 constraints, State Equation: 393/393 constraints, ReadFeed: 291/291 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 4 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 96/101 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/101 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (OVERLAPS) 1/102 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/102 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (OVERLAPS) 41/143 variables, 3/8 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/143 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (OVERLAPS) 10/153 variables, 2/10 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/153 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 9 (OVERLAPS) 324/477 variables, 153/163 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/477 variables, 61/224 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/477 variables, 0/224 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 12 (OVERLAPS) 110/587 variables, 50/274 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/587 variables, 27/301 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:03:29] [INFO ] Deduced a trap composed of 3 places in 48 ms of which 3 ms to minimize.
At refinement iteration 14 (INCLUDED_ONLY) 0/587 variables, 1/302 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/587 variables, 0/302 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 16 (OVERLAPS) 180/767 variables, 10/312 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/767 variables, 0/312 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 18 (OVERLAPS) 10/777 variables, 5/317 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/777 variables, 4/321 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:03:29] [INFO ] Deduced a trap composed of 3 places in 126 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:03:29] [INFO ] Deduced a trap composed of 3 places in 118 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:03:29] [INFO ] Deduced a trap composed of 3 places in 88 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:03:29] [INFO ] Deduced a trap composed of 13 places in 106 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:03:30] [INFO ] Deduced a trap composed of 3 places in 95 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:03:30] [INFO ] Deduced a trap composed of 21 places in 64 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:03:30] [INFO ] Deduced a trap composed of 3 places in 41 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:03:30] [INFO ] Deduced a trap composed of 15 places in 103 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:03:30] [INFO ] Deduced a trap composed of 23 places in 99 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:03:30] [INFO ] Deduced a trap composed of 25 places in 76 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:03:30] [INFO ] Deduced a trap composed of 58 places in 249 ms of which 38 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:03:30] [INFO ] Deduced a trap composed of 19 places in 71 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:03:31] [INFO ] Deduced a trap composed of 3 places in 75 ms of which 9 ms to minimize.
At refinement iteration 20 (INCLUDED_ONLY) 0/777 variables, 13/334 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/777 variables, 0/334 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 22 (OVERLAPS) 280/1057 variables, 190/524 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/1057 variables, 203/727 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/1057 variables, 0/727 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 25 (OVERLAPS) 0/1057 variables, 0/727 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1057/1057 variables, and 727 constraints, problems are : Problem set: 0 solved, 4 unsolved in 3348 ms.
Refiners :[Positive P Invariants (semi-flows): 17/17 constraints, Generalized P Invariants (flows): 8/8 constraints, State Equation: 393/393 constraints, ReadFeed: 291/291 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 14/14 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 3937ms problems are : Problem set: 0 solved, 4 unsolved
Fused 4 Parikh solutions to 3 different solutions.
Parikh walk visited 0 properties in 1312 ms.
Support contains 5 out of 393 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 393/393 places, 2112/2112 transitions.
Applied a total of 0 rules in 54 ms. Remains 393 /393 variables (removed 0) and now considering 2112/2112 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 54 ms. Remains : 393/393 places, 2112/2112 transitions.
RANDOM walk for 40000 steps (8 resets) in 248 ms. (160 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 42 ms. (930 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 42 ms. (930 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 42 ms. (930 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 39 ms. (1000 steps per ms) remains 4/4 properties
Interrupted probabilistic random walk after 277236 steps, run timeout after 3001 ms. (steps per millisecond=92 ) properties seen :0 out of 4
Probabilistic random walk after 277236 steps, saw 158797 distinct states, run finished after 3003 ms. (steps per millisecond=92 ) properties seen :0
[2025-06-02 08:03:36] [INFO ] Flow matrix only has 664 transitions (discarded 1448 similar events)
[2025-06-02 08:03:36] [INFO ] Invariant cache hit.
[2025-06-02 08:03:36] [INFO ] State equation strengthened by 291 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) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 96/101 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/101 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (OVERLAPS) 1/102 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/102 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (OVERLAPS) 41/143 variables, 3/8 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/143 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (OVERLAPS) 10/153 variables, 2/10 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/153 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 9 (OVERLAPS) 324/477 variables, 153/163 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/477 variables, 61/224 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/477 variables, 0/224 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 12 (OVERLAPS) 110/587 variables, 50/274 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/587 variables, 27/301 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/587 variables, 0/301 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 15 (OVERLAPS) 180/767 variables, 10/311 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/767 variables, 0/311 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 17 (OVERLAPS) 10/777 variables, 5/316 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/777 variables, 0/316 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 19 (OVERLAPS) 280/1057 variables, 190/506 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/1057 variables, 203/709 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/1057 variables, 0/709 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 22 (OVERLAPS) 0/1057 variables, 0/709 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1057/1057 variables, and 709 constraints, problems are : Problem set: 0 solved, 4 unsolved in 605 ms.
Refiners :[Positive P Invariants (semi-flows): 17/17 constraints, Generalized P Invariants (flows): 8/8 constraints, State Equation: 393/393 constraints, ReadFeed: 291/291 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 4 unsolved
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 96/101 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/101 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (OVERLAPS) 1/102 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/102 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (OVERLAPS) 41/143 variables, 3/8 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/143 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (OVERLAPS) 10/153 variables, 2/10 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/153 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 9 (OVERLAPS) 324/477 variables, 153/163 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/477 variables, 61/224 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/477 variables, 0/224 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 12 (OVERLAPS) 110/587 variables, 50/274 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/587 variables, 27/301 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:03:37] [INFO ] Deduced a trap composed of 3 places in 35 ms of which 2 ms to minimize.
At refinement iteration 14 (INCLUDED_ONLY) 0/587 variables, 1/302 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/587 variables, 0/302 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 16 (OVERLAPS) 180/767 variables, 10/312 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/767 variables, 0/312 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 18 (OVERLAPS) 10/777 variables, 5/317 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/777 variables, 4/321 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:03:38] [INFO ] Deduced a trap composed of 3 places in 124 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:03:38] [INFO ] Deduced a trap composed of 3 places in 115 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:03:38] [INFO ] Deduced a trap composed of 3 places in 95 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:03:38] [INFO ] Deduced a trap composed of 13 places in 102 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:03:38] [INFO ] Deduced a trap composed of 3 places in 89 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:03:38] [INFO ] Deduced a trap composed of 21 places in 70 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:03:38] [INFO ] Deduced a trap composed of 3 places in 49 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:03:38] [INFO ] Deduced a trap composed of 15 places in 113 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:03:38] [INFO ] Deduced a trap composed of 23 places in 93 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:03:39] [INFO ] Deduced a trap composed of 25 places in 76 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:03:39] [INFO ] Deduced a trap composed of 58 places in 228 ms of which 36 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:03:39] [INFO ] Deduced a trap composed of 19 places in 72 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:03:39] [INFO ] Deduced a trap composed of 3 places in 44 ms of which 2 ms to minimize.
At refinement iteration 20 (INCLUDED_ONLY) 0/777 variables, 13/334 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/777 variables, 0/334 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 22 (OVERLAPS) 280/1057 variables, 190/524 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/1057 variables, 203/727 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/1057 variables, 0/727 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 25 (OVERLAPS) 0/1057 variables, 0/727 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1057/1057 variables, and 727 constraints, problems are : Problem set: 0 solved, 4 unsolved in 3263 ms.
Refiners :[Positive P Invariants (semi-flows): 17/17 constraints, Generalized P Invariants (flows): 8/8 constraints, State Equation: 393/393 constraints, ReadFeed: 291/291 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 14/14 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 3879ms problems are : Problem set: 0 solved, 4 unsolved
Fused 4 Parikh solutions to 3 different solutions.
Parikh walk visited 0 properties in 2575 ms.
Support contains 5 out of 393 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 393/393 places, 2112/2112 transitions.
Applied a total of 0 rules in 54 ms. Remains 393 /393 variables (removed 0) and now considering 2112/2112 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 54 ms. Remains : 393/393 places, 2112/2112 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 393/393 places, 2112/2112 transitions.
Applied a total of 0 rules in 53 ms. Remains 393 /393 variables (removed 0) and now considering 2112/2112 (removed 0) transitions.
[2025-06-02 08:03:43] [INFO ] Flow matrix only has 664 transitions (discarded 1448 similar events)
[2025-06-02 08:03:43] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 08:03:43] [INFO ] Implicit Places using invariants in 472 ms returned []
[2025-06-02 08:03:43] [INFO ] Flow matrix only has 664 transitions (discarded 1448 similar events)
[2025-06-02 08:03:43] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 08:03:43] [INFO ] State equation strengthened by 291 read => feed constraints.
[2025-06-02 08:03:45] [INFO ] Implicit Places using invariants and state equation in 2296 ms returned []
Implicit Place search using SMT with State Equation took 2798 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-02 08:03:46] [INFO ] Redundant transitions in 45 ms returned []
Running 2104 sub problems to find dead transitions.
[2025-06-02 08:03:46] [INFO ] Flow matrix only has 664 transitions (discarded 1448 similar events)
[2025-06-02 08:03:46] [INFO ] Invariant cache hit.
[2025-06-02 08:03:46] [INFO ] State equation strengthened by 291 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/393 variables, 17/17 constraints. Problems are: Problem set: 0 solved, 2104 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/393 variables, 8/25 constraints. Problems are: Problem set: 0 solved, 2104 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:04:00] [INFO ] Deduced a trap composed of 3 places in 211 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:04:00] [INFO ] Deduced a trap composed of 3 places in 116 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:04:00] [INFO ] Deduced a trap composed of 3 places in 92 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:04:00] [INFO ] Deduced a trap composed of 3 places in 76 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:04:00] [INFO ] Deduced a trap composed of 3 places in 57 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:04:01] [INFO ] Deduced a trap composed of 3 places in 40 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:04:01] [INFO ] Deduced a trap composed of 42 places in 128 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:04:02] [INFO ] Deduced a trap composed of 42 places in 143 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:04:02] [INFO ] Deduced a trap composed of 42 places in 151 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:04:02] [INFO ] Deduced a trap composed of 42 places in 147 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:04:03] [INFO ] Deduced a trap composed of 42 places in 150 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:04:03] [INFO ] Deduced a trap composed of 42 places in 156 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:04:03] [INFO ] Deduced a trap composed of 11 places in 64 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:04:03] [INFO ] Deduced a trap composed of 42 places in 156 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:04:04] [INFO ] Deduced a trap composed of 27 places in 70 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:04:04] [INFO ] Deduced a trap composed of 31 places in 76 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:04:04] [INFO ] Deduced a trap composed of 61 places in 179 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:04:04] [INFO ] Deduced a trap composed of 61 places in 177 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:04:04] [INFO ] Deduced a trap composed of 61 places in 159 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:04:05] [INFO ] Deduced a trap composed of 61 places in 164 ms of which 24 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/393 variables, 20/45 constraints. Problems are: Problem set: 0 solved, 2104 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:04:08] [INFO ] Deduced a trap composed of 43 places in 166 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:04:09] [INFO ] Deduced a trap composed of 62 places in 141 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:04:09] [INFO ] Deduced a trap composed of 3 places in 45 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:04:11] [INFO ] Deduced a trap composed of 13 places in 63 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:04:12] [INFO ] Deduced a trap composed of 15 places in 141 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:04:14] [INFO ] Deduced a trap composed of 15 places in 70 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:04:14] [INFO ] Deduced a trap composed of 19 places in 71 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:04:16] [INFO ] Deduced a trap composed of 17 places in 67 ms of which 4 ms to minimize.
SMT process timed out in 30740ms, After SMT, problems are : Problem set: 0 solved, 2104 unsolved
Search for dead transitions found 0 dead transitions in 30743ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 33650 ms. Remains : 393/393 places, 2112/2112 transitions.
Attempting over-approximation, by ignoring read arcs.
Graph (trivial) has 1936 edges and 393 vertex of which 64 / 393 are part of one of the 8 SCC in 0 ms
Free SCC test removed 56 places
Drop transitions (Empty/Sink Transition effects.) removed 214 transitions
Ensure Unique test removed 1407 transitions
Reduce isomorphic transitions removed 1621 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 78 transitions
Trivial Post-agglo rules discarded 78 transitions
Performed 78 trivial Post agglomeration. Transition count delta: 78
Iterating post reduction 0 with 78 rules applied. Total rules applied 79 place count 337 transition count 413
Reduce places removed 78 places and 0 transitions.
Iterating post reduction 1 with 78 rules applied. Total rules applied 157 place count 259 transition count 413
Performed 16 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 16 Pre rules applied. Total rules applied 157 place count 259 transition count 397
Deduced a syphon composed of 16 places in 1 ms
Ensure Unique test removed 7 places
Reduce places removed 23 places and 0 transitions.
Iterating global reduction 2 with 39 rules applied. Total rules applied 196 place count 236 transition count 397
Performed 112 Post agglomeration using F-continuation condition.Transition count delta: 112
Deduced a syphon composed of 112 places in 0 ms
Reduce places removed 112 places and 0 transitions.
Iterating global reduction 2 with 224 rules applied. Total rules applied 420 place count 124 transition count 285
Ensure Unique test removed 55 transitions
Reduce isomorphic transitions removed 55 transitions.
Iterating post reduction 2 with 55 rules applied. Total rules applied 475 place count 124 transition count 230
Performed 5 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 5 places in 0 ms
Reduce places removed 5 places and 0 transitions.
Iterating global reduction 3 with 10 rules applied. Total rules applied 485 place count 119 transition count 230
Drop transitions (Empty/Sink Transition effects.) removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 3 with 5 rules applied. Total rules applied 490 place count 119 transition count 225
Drop transitions (Redundant composition of simpler transitions.) removed 7 transitions
Redundant transition composition rules discarded 7 transitions
Iterating global reduction 4 with 7 rules applied. Total rules applied 497 place count 119 transition count 218
Free-agglomeration rule applied 58 times.
Iterating global reduction 4 with 58 rules applied. Total rules applied 555 place count 119 transition count 160
Reduce places removed 58 places and 0 transitions.
Iterating post reduction 4 with 58 rules applied. Total rules applied 613 place count 61 transition count 160
Partial Free-agglomeration rule applied 8 times.
Drop transitions (Partial Free agglomeration) removed 8 transitions
Iterating global reduction 5 with 8 rules applied. Total rules applied 621 place count 61 transition count 160
Applied a total of 621 rules in 19 ms. Remains 61 /393 variables (removed 332) and now considering 160/2112 (removed 1952) transitions.
Running SMT prover for 4 properties.
// Phase 1: matrix 160 rows 61 cols
[2025-06-02 08:04:16] [INFO ] Computed 18 invariants in 1 ms
Starting Z3 with timeout 450.0 s and query timeout 45000.0 ms
[2025-06-02 08:04:16] [INFO ] After 34ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:4
Starting Z3 with timeout 450.0 s and query timeout 45000.0 ms
[2025-06-02 08:04:16] [INFO ] [Nat]Absence check using 17 positive place invariants in 2 ms returned sat
[2025-06-02 08:04:16] [INFO ] [Nat]Absence check using 17 positive and 1 generalized place invariants in 1 ms returned sat
[2025-06-02 08:04:16] [INFO ] After 60ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :4
[2025-06-02 08:04:16] [INFO ] State equation strengthened by 6 read => feed constraints.
[2025-06-02 08:04:16] [INFO ] After 32ms SMT Verify possible using 6 Read/Feed constraints in natural domain returned unsat :0 sat :4
TRAPS : Iteration 0
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:04:16] [INFO ] Deduced a trap composed of 2 places in 31 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:04:17] [INFO ] Deduced a trap composed of 2 places in 20 ms of which 1 ms to minimize.
[2025-06-02 08:04:17] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 75 ms
TRAPS : Iteration 1
[2025-06-02 08:04:17] [INFO ] After 191ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :4
[2025-06-02 08:04:17] [INFO ] After 323ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :4
Over-approximation ignoring read arcs solved 0 properties in 383 ms.
Knowledge obtained : [(AND p0 (NOT p1)), (X (AND p0 (NOT p1))), (X (NOT (AND (NOT p0) (NOT p1)))), (X p0), (X (NOT p1)), (X (X (AND p0 (NOT p1)))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X p0)), (X (X (NOT p1)))]
False Knowledge obtained : []
Knowledge based reduction with 9 factoid took 119 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 2 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 87 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 89 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Support contains 5 out of 393 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 393/393 places, 2112/2112 transitions.
Applied a total of 0 rules in 63 ms. Remains 393 /393 variables (removed 0) and now considering 2112/2112 (removed 0) transitions.
[2025-06-02 08:04:17] [INFO ] Flow matrix only has 664 transitions (discarded 1448 similar events)
// Phase 1: matrix 664 rows 393 cols
[2025-06-02 08:04:17] [INFO ] Computed 25 invariants in 5 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 08:04:18] [INFO ] Implicit Places using invariants in 486 ms returned []
[2025-06-02 08:04:18] [INFO ] Flow matrix only has 664 transitions (discarded 1448 similar events)
[2025-06-02 08:04:18] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 08:04:18] [INFO ] State equation strengthened by 291 read => feed constraints.
[2025-06-02 08:04:20] [INFO ] Implicit Places using invariants and state equation in 2240 ms returned []
Implicit Place search using SMT with State Equation took 2727 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-02 08:04:20] [INFO ] Redundant transitions in 48 ms returned []
Running 2104 sub problems to find dead transitions.
[2025-06-02 08:04:20] [INFO ] Flow matrix only has 664 transitions (discarded 1448 similar events)
[2025-06-02 08:04:20] [INFO ] Invariant cache hit.
[2025-06-02 08:04:20] [INFO ] State equation strengthened by 291 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/393 variables, 17/17 constraints. Problems are: Problem set: 0 solved, 2104 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/393 variables, 8/25 constraints. Problems are: Problem set: 0 solved, 2104 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:04:34] [INFO ] Deduced a trap composed of 3 places in 211 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:04:35] [INFO ] Deduced a trap composed of 3 places in 115 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:04:35] [INFO ] Deduced a trap composed of 3 places in 88 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:04:35] [INFO ] Deduced a trap composed of 3 places in 73 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:04:35] [INFO ] Deduced a trap composed of 3 places in 55 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:04:35] [INFO ] Deduced a trap composed of 3 places in 40 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:04:35] [INFO ] Deduced a trap composed of 42 places in 145 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:04:36] [INFO ] Deduced a trap composed of 42 places in 148 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:04:37] [INFO ] Deduced a trap composed of 42 places in 151 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:04:37] [INFO ] Deduced a trap composed of 42 places in 155 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:04:37] [INFO ] Deduced a trap composed of 42 places in 145 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:04:37] [INFO ] Deduced a trap composed of 42 places in 154 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:04:37] [INFO ] Deduced a trap composed of 11 places in 73 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:04:38] [INFO ] Deduced a trap composed of 42 places in 161 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:04:38] [INFO ] Deduced a trap composed of 27 places in 72 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:04:38] [INFO ] Deduced a trap composed of 31 places in 78 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:04:38] [INFO ] Deduced a trap composed of 61 places in 186 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:04:39] [INFO ] Deduced a trap composed of 61 places in 173 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:04:39] [INFO ] Deduced a trap composed of 61 places in 158 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:04:39] [INFO ] Deduced a trap composed of 61 places in 166 ms of which 24 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/393 variables, 20/45 constraints. Problems are: Problem set: 0 solved, 2104 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:04:43] [INFO ] Deduced a trap composed of 43 places in 159 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:04:43] [INFO ] Deduced a trap composed of 62 places in 142 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:04:43] [INFO ] Deduced a trap composed of 3 places in 43 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:04:45] [INFO ] Deduced a trap composed of 13 places in 65 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:04:46] [INFO ] Deduced a trap composed of 15 places in 133 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:04:48] [INFO ] Deduced a trap composed of 15 places in 64 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:04:49] [INFO ] Deduced a trap composed of 19 places in 71 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:04:50] [INFO ] Deduced a trap composed of 17 places in 68 ms of which 4 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 393/1057 variables, and 53 constraints, problems are : Problem set: 0 solved, 2104 unsolved in 30032 ms.
Refiners :[Positive P Invariants (semi-flows): 17/17 constraints, Generalized P Invariants (flows): 8/8 constraints, State Equation: 0/393 constraints, ReadFeed: 0/291 constraints, PredecessorRefiner: 2104/2104 constraints, Known Traps: 28/28 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2104 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/393 variables, 17/17 constraints. Problems are: Problem set: 0 solved, 2104 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/393 variables, 8/25 constraints. Problems are: Problem set: 0 solved, 2104 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/393 variables, 28/53 constraints. Problems are: Problem set: 0 solved, 2104 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:05:00] [INFO ] Deduced a trap composed of 55 places in 173 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:05:00] [INFO ] Deduced a trap composed of 61 places in 151 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:05:00] [INFO ] Deduced a trap composed of 61 places in 160 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:05:01] [INFO ] Deduced a trap composed of 52 places in 187 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:05:01] [INFO ] Deduced a trap composed of 58 places in 187 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:05:01] [INFO ] Deduced a trap composed of 58 places in 165 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:05:01] [INFO ] Deduced a trap composed of 47 places in 162 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:05:02] [INFO ] Deduced a trap composed of 17 places in 162 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:05:05] [INFO ] Deduced a trap composed of 19 places in 173 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:05:05] [INFO ] Deduced a trap composed of 23 places in 77 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:05:07] [INFO ] Deduced a trap composed of 21 places in 190 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:05:09] [INFO ] Deduced a trap composed of 58 places in 204 ms of which 30 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:05:10] [INFO ] Deduced a trap composed of 64 places in 205 ms of which 33 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:05:10] [INFO ] Deduced a trap composed of 62 places in 189 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:05:10] [INFO ] Deduced a trap composed of 46 places in 207 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:05:11] [INFO ] Deduced a trap composed of 23 places in 197 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:05:11] [INFO ] Deduced a trap composed of 58 places in 212 ms of which 29 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:05:12] [INFO ] Deduced a trap composed of 58 places in 219 ms of which 30 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:05:12] [INFO ] Deduced a trap composed of 68 places in 212 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:05:13] [INFO ] Deduced a trap composed of 61 places in 221 ms of which 22 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/393 variables, 20/73 constraints. Problems are: Problem set: 0 solved, 2104 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 393/1057 variables, and 73 constraints, problems are : Problem set: 0 solved, 2104 unsolved in 30045 ms.
Refiners :[Positive P Invariants (semi-flows): 17/17 constraints, Generalized P Invariants (flows): 8/8 constraints, State Equation: 0/393 constraints, ReadFeed: 0/291 constraints, PredecessorRefiner: 0/2104 constraints, Known Traps: 48/48 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60715ms problems are : Problem set: 0 solved, 2104 unsolved
Search for dead transitions found 0 dead transitions in 60718ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 63568 ms. Remains : 393/393 places, 2112/2112 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND p0 (NOT p1)), (X (AND p0 (NOT p1))), (X (NOT (AND (NOT p0) (NOT p1)))), (X p0), (X (NOT p1)), (X (X (AND p0 (NOT p1)))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X p0)), (X (X (NOT p1)))]
False Knowledge obtained : []
Knowledge based reduction with 9 factoid took 86 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 2 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 84 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
RANDOM walk for 40000 steps (8 resets) in 242 ms. (164 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 59 ms. (666 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 64 ms. (615 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 39 ms. (1000 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 54 ms. (727 steps per ms) remains 4/4 properties
Interrupted probabilistic random walk after 324810 steps, run timeout after 3001 ms. (steps per millisecond=108 ) properties seen :0 out of 4
Probabilistic random walk after 324810 steps, saw 182708 distinct states, run finished after 3001 ms. (steps per millisecond=108 ) properties seen :0
[2025-06-02 08:05:24] [INFO ] Flow matrix only has 664 transitions (discarded 1448 similar events)
[2025-06-02 08:05:24] [INFO ] Invariant cache hit.
[2025-06-02 08:05:24] [INFO ] State equation strengthened by 291 read => feed constraints.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 96/101 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/101 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (OVERLAPS) 1/102 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/102 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (OVERLAPS) 41/143 variables, 3/8 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/143 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (OVERLAPS) 10/153 variables, 2/10 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/153 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 9 (OVERLAPS) 324/477 variables, 153/163 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/477 variables, 61/224 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/477 variables, 0/224 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 12 (OVERLAPS) 110/587 variables, 50/274 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/587 variables, 27/301 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/587 variables, 0/301 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 15 (OVERLAPS) 180/767 variables, 10/311 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/767 variables, 0/311 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 17 (OVERLAPS) 10/777 variables, 5/316 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/777 variables, 0/316 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 19 (OVERLAPS) 280/1057 variables, 190/506 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/1057 variables, 203/709 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/1057 variables, 0/709 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 22 (OVERLAPS) 0/1057 variables, 0/709 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1057/1057 variables, and 709 constraints, problems are : Problem set: 0 solved, 4 unsolved in 611 ms.
Refiners :[Positive P Invariants (semi-flows): 17/17 constraints, Generalized P Invariants (flows): 8/8 constraints, State Equation: 393/393 constraints, ReadFeed: 291/291 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 4 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 96/101 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/101 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (OVERLAPS) 1/102 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/102 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (OVERLAPS) 41/143 variables, 3/8 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/143 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (OVERLAPS) 10/153 variables, 2/10 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/153 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 9 (OVERLAPS) 324/477 variables, 153/163 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/477 variables, 61/224 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/477 variables, 0/224 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 12 (OVERLAPS) 110/587 variables, 50/274 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/587 variables, 27/301 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:05:25] [INFO ] Deduced a trap composed of 3 places in 37 ms of which 3 ms to minimize.
At refinement iteration 14 (INCLUDED_ONLY) 0/587 variables, 1/302 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/587 variables, 0/302 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 16 (OVERLAPS) 180/767 variables, 10/312 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/767 variables, 0/312 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 18 (OVERLAPS) 10/777 variables, 5/317 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/777 variables, 4/321 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:05:25] [INFO ] Deduced a trap composed of 3 places in 157 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:05:26] [INFO ] Deduced a trap composed of 3 places in 115 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:05:26] [INFO ] Deduced a trap composed of 3 places in 96 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:05:26] [INFO ] Deduced a trap composed of 13 places in 97 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:05:26] [INFO ] Deduced a trap composed of 3 places in 100 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:05:26] [INFO ] Deduced a trap composed of 21 places in 68 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:05:26] [INFO ] Deduced a trap composed of 3 places in 55 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:05:26] [INFO ] Deduced a trap composed of 15 places in 120 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:05:26] [INFO ] Deduced a trap composed of 23 places in 83 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:05:26] [INFO ] Deduced a trap composed of 25 places in 68 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:05:27] [INFO ] Deduced a trap composed of 58 places in 243 ms of which 37 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:05:27] [INFO ] Deduced a trap composed of 19 places in 87 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:05:27] [INFO ] Deduced a trap composed of 3 places in 59 ms of which 2 ms to minimize.
At refinement iteration 20 (INCLUDED_ONLY) 0/777 variables, 13/334 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/777 variables, 0/334 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 22 (OVERLAPS) 280/1057 variables, 190/524 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/1057 variables, 203/727 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/1057 variables, 0/727 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 25 (OVERLAPS) 0/1057 variables, 0/727 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1057/1057 variables, and 727 constraints, problems are : Problem set: 0 solved, 4 unsolved in 3324 ms.
Refiners :[Positive P Invariants (semi-flows): 17/17 constraints, Generalized P Invariants (flows): 8/8 constraints, State Equation: 393/393 constraints, ReadFeed: 291/291 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 14/14 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 3972ms problems are : Problem set: 0 solved, 4 unsolved
Fused 4 Parikh solutions to 3 different solutions.
Parikh walk visited 0 properties in 977 ms.
Support contains 5 out of 393 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 393/393 places, 2112/2112 transitions.
Applied a total of 0 rules in 55 ms. Remains 393 /393 variables (removed 0) and now considering 2112/2112 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 55 ms. Remains : 393/393 places, 2112/2112 transitions.
RANDOM walk for 40000 steps (8 resets) in 223 ms. (178 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 39 ms. (1000 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 52 ms. (754 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 32 ms. (1212 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 62 ms. (634 steps per ms) remains 4/4 properties
Interrupted probabilistic random walk after 335061 steps, run timeout after 3001 ms. (steps per millisecond=111 ) properties seen :0 out of 4
Probabilistic random walk after 335061 steps, saw 187787 distinct states, run finished after 3002 ms. (steps per millisecond=111 ) properties seen :0
[2025-06-02 08:05:32] [INFO ] Flow matrix only has 664 transitions (discarded 1448 similar events)
[2025-06-02 08:05:32] [INFO ] Invariant cache hit.
[2025-06-02 08:05:32] [INFO ] State equation strengthened by 291 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) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 96/101 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/101 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (OVERLAPS) 1/102 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/102 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (OVERLAPS) 41/143 variables, 3/8 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/143 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (OVERLAPS) 10/153 variables, 2/10 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/153 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 9 (OVERLAPS) 324/477 variables, 153/163 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/477 variables, 61/224 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/477 variables, 0/224 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 12 (OVERLAPS) 110/587 variables, 50/274 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/587 variables, 27/301 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/587 variables, 0/301 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 15 (OVERLAPS) 180/767 variables, 10/311 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/767 variables, 0/311 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 17 (OVERLAPS) 10/777 variables, 5/316 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/777 variables, 0/316 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 19 (OVERLAPS) 280/1057 variables, 190/506 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/1057 variables, 203/709 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/1057 variables, 0/709 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 22 (OVERLAPS) 0/1057 variables, 0/709 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1057/1057 variables, and 709 constraints, problems are : Problem set: 0 solved, 4 unsolved in 642 ms.
Refiners :[Positive P Invariants (semi-flows): 17/17 constraints, Generalized P Invariants (flows): 8/8 constraints, State Equation: 393/393 constraints, ReadFeed: 291/291 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 4 unsolved
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 96/101 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/101 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (OVERLAPS) 1/102 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/102 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (OVERLAPS) 41/143 variables, 3/8 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/143 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (OVERLAPS) 10/153 variables, 2/10 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/153 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 9 (OVERLAPS) 324/477 variables, 153/163 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/477 variables, 61/224 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/477 variables, 0/224 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 12 (OVERLAPS) 110/587 variables, 50/274 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/587 variables, 27/301 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:05:33] [INFO ] Deduced a trap composed of 3 places in 63 ms of which 2 ms to minimize.
At refinement iteration 14 (INCLUDED_ONLY) 0/587 variables, 1/302 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/587 variables, 0/302 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 16 (OVERLAPS) 180/767 variables, 10/312 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/767 variables, 0/312 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 18 (OVERLAPS) 10/777 variables, 5/317 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/777 variables, 4/321 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:05:34] [INFO ] Deduced a trap composed of 3 places in 138 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:05:34] [INFO ] Deduced a trap composed of 3 places in 118 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:05:34] [INFO ] Deduced a trap composed of 3 places in 110 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:05:34] [INFO ] Deduced a trap composed of 13 places in 108 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:05:34] [INFO ] Deduced a trap composed of 3 places in 101 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:05:34] [INFO ] Deduced a trap composed of 21 places in 72 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:05:34] [INFO ] Deduced a trap composed of 3 places in 45 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:05:34] [INFO ] Deduced a trap composed of 15 places in 109 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:05:35] [INFO ] Deduced a trap composed of 23 places in 93 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:05:35] [INFO ] Deduced a trap composed of 25 places in 104 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:05:35] [INFO ] Deduced a trap composed of 58 places in 248 ms of which 36 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:05:35] [INFO ] Deduced a trap composed of 19 places in 61 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:05:35] [INFO ] Deduced a trap composed of 3 places in 45 ms of which 2 ms to minimize.
At refinement iteration 20 (INCLUDED_ONLY) 0/777 variables, 13/334 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/777 variables, 0/334 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 22 (OVERLAPS) 280/1057 variables, 190/524 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/1057 variables, 203/727 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/1057 variables, 0/727 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 25 (OVERLAPS) 0/1057 variables, 0/727 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1057/1057 variables, and 727 constraints, problems are : Problem set: 0 solved, 4 unsolved in 3359 ms.
Refiners :[Positive P Invariants (semi-flows): 17/17 constraints, Generalized P Invariants (flows): 8/8 constraints, State Equation: 393/393 constraints, ReadFeed: 291/291 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 14/14 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 4030ms problems are : Problem set: 0 solved, 4 unsolved
Fused 4 Parikh solutions to 3 different solutions.
Parikh walk visited 0 properties in 1620 ms.
Support contains 5 out of 393 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 393/393 places, 2112/2112 transitions.
Applied a total of 0 rules in 55 ms. Remains 393 /393 variables (removed 0) and now considering 2112/2112 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 55 ms. Remains : 393/393 places, 2112/2112 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 393/393 places, 2112/2112 transitions.
Applied a total of 0 rules in 56 ms. Remains 393 /393 variables (removed 0) and now considering 2112/2112 (removed 0) transitions.
[2025-06-02 08:05:38] [INFO ] Flow matrix only has 664 transitions (discarded 1448 similar events)
[2025-06-02 08:05:38] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 08:05:38] [INFO ] Implicit Places using invariants in 463 ms returned []
[2025-06-02 08:05:38] [INFO ] Flow matrix only has 664 transitions (discarded 1448 similar events)
[2025-06-02 08:05:38] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 08:05:39] [INFO ] State equation strengthened by 291 read => feed constraints.
[2025-06-02 08:05:40] [INFO ] Implicit Places using invariants and state equation in 2170 ms returned []
Implicit Place search using SMT with State Equation took 2657 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-02 08:05:41] [INFO ] Redundant transitions in 42 ms returned []
Running 2104 sub problems to find dead transitions.
[2025-06-02 08:05:41] [INFO ] Flow matrix only has 664 transitions (discarded 1448 similar events)
[2025-06-02 08:05:41] [INFO ] Invariant cache hit.
[2025-06-02 08:05:41] [INFO ] State equation strengthened by 291 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/393 variables, 17/17 constraints. Problems are: Problem set: 0 solved, 2104 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/393 variables, 8/25 constraints. Problems are: Problem set: 0 solved, 2104 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:05:55] [INFO ] Deduced a trap composed of 3 places in 223 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:05:55] [INFO ] Deduced a trap composed of 3 places in 132 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:05:55] [INFO ] Deduced a trap composed of 3 places in 110 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:05:55] [INFO ] Deduced a trap composed of 3 places in 111 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:05:55] [INFO ] Deduced a trap composed of 3 places in 64 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:05:55] [INFO ] Deduced a trap composed of 3 places in 55 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:05:56] [INFO ] Deduced a trap composed of 42 places in 137 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:05:57] [INFO ] Deduced a trap composed of 42 places in 154 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:05:57] [INFO ] Deduced a trap composed of 42 places in 171 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:05:57] [INFO ] Deduced a trap composed of 42 places in 167 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:05:58] [INFO ] Deduced a trap composed of 42 places in 166 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:05:58] [INFO ] Deduced a trap composed of 42 places in 158 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:05:58] [INFO ] Deduced a trap composed of 11 places in 85 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:05:58] [INFO ] Deduced a trap composed of 42 places in 156 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:05:58] [INFO ] Deduced a trap composed of 27 places in 85 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:05:59] [INFO ] Deduced a trap composed of 31 places in 84 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:05:59] [INFO ] Deduced a trap composed of 61 places in 196 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:05:59] [INFO ] Deduced a trap composed of 61 places in 175 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:05:59] [INFO ] Deduced a trap composed of 61 places in 169 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:05:59] [INFO ] Deduced a trap composed of 61 places in 174 ms of which 25 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/393 variables, 20/45 constraints. Problems are: Problem set: 0 solved, 2104 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:06:03] [INFO ] Deduced a trap composed of 43 places in 180 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:06:03] [INFO ] Deduced a trap composed of 62 places in 156 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:06:03] [INFO ] Deduced a trap composed of 3 places in 64 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:06:06] [INFO ] Deduced a trap composed of 13 places in 96 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:06:06] [INFO ] Deduced a trap composed of 15 places in 150 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:06:08] [INFO ] Deduced a trap composed of 15 places in 98 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:06:09] [INFO ] Deduced a trap composed of 19 places in 77 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:06:10] [INFO ] Deduced a trap composed of 17 places in 86 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:06:11] [INFO ] Deduced a trap composed of 23 places in 69 ms of which 4 ms to minimize.
SMT process timed out in 30650ms, After SMT, problems are : Problem set: 0 solved, 2104 unsolved
Search for dead transitions found 0 dead transitions in 30652ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 33416 ms. Remains : 393/393 places, 2112/2112 transitions.
Attempting over-approximation, by ignoring read arcs.
Graph (trivial) has 1936 edges and 393 vertex of which 64 / 393 are part of one of the 8 SCC in 0 ms
Free SCC test removed 56 places
Drop transitions (Empty/Sink Transition effects.) removed 214 transitions
Ensure Unique test removed 1407 transitions
Reduce isomorphic transitions removed 1621 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 78 transitions
Trivial Post-agglo rules discarded 78 transitions
Performed 78 trivial Post agglomeration. Transition count delta: 78
Iterating post reduction 0 with 78 rules applied. Total rules applied 79 place count 337 transition count 413
Reduce places removed 78 places and 0 transitions.
Iterating post reduction 1 with 78 rules applied. Total rules applied 157 place count 259 transition count 413
Performed 16 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 16 Pre rules applied. Total rules applied 157 place count 259 transition count 397
Deduced a syphon composed of 16 places in 0 ms
Ensure Unique test removed 7 places
Reduce places removed 23 places and 0 transitions.
Iterating global reduction 2 with 39 rules applied. Total rules applied 196 place count 236 transition count 397
Performed 112 Post agglomeration using F-continuation condition.Transition count delta: 112
Deduced a syphon composed of 112 places in 0 ms
Reduce places removed 112 places and 0 transitions.
Iterating global reduction 2 with 224 rules applied. Total rules applied 420 place count 124 transition count 285
Ensure Unique test removed 55 transitions
Reduce isomorphic transitions removed 55 transitions.
Iterating post reduction 2 with 55 rules applied. Total rules applied 475 place count 124 transition count 230
Performed 5 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 5 places in 0 ms
Reduce places removed 5 places and 0 transitions.
Iterating global reduction 3 with 10 rules applied. Total rules applied 485 place count 119 transition count 230
Drop transitions (Empty/Sink Transition effects.) removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 3 with 5 rules applied. Total rules applied 490 place count 119 transition count 225
Drop transitions (Redundant composition of simpler transitions.) removed 7 transitions
Redundant transition composition rules discarded 7 transitions
Iterating global reduction 4 with 7 rules applied. Total rules applied 497 place count 119 transition count 218
Free-agglomeration rule applied 58 times.
Iterating global reduction 4 with 58 rules applied. Total rules applied 555 place count 119 transition count 160
Reduce places removed 58 places and 0 transitions.
Iterating post reduction 4 with 58 rules applied. Total rules applied 613 place count 61 transition count 160
Partial Free-agglomeration rule applied 8 times.
Drop transitions (Partial Free agglomeration) removed 8 transitions
Iterating global reduction 5 with 8 rules applied. Total rules applied 621 place count 61 transition count 160
Applied a total of 621 rules in 29 ms. Remains 61 /393 variables (removed 332) and now considering 160/2112 (removed 1952) transitions.
Running SMT prover for 4 properties.
// Phase 1: matrix 160 rows 61 cols
[2025-06-02 08:06:11] [INFO ] Computed 18 invariants in 1 ms
Starting Z3 with timeout 450.0 s and query timeout 45000.0 ms
[2025-06-02 08:06:11] [INFO ] After 91ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:4
Starting Z3 with timeout 450.0 s and query timeout 45000.0 ms
[2025-06-02 08:06:11] [INFO ] [Nat]Absence check using 17 positive place invariants in 2 ms returned sat
[2025-06-02 08:06:11] [INFO ] [Nat]Absence check using 17 positive and 1 generalized place invariants in 0 ms returned sat
[2025-06-02 08:06:11] [INFO ] After 120ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :4
[2025-06-02 08:06:11] [INFO ] State equation strengthened by 6 read => feed constraints.
[2025-06-02 08:06:12] [INFO ] After 60ms SMT Verify possible using 6 Read/Feed constraints in natural domain returned unsat :0 sat :4
TRAPS : Iteration 0
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:06:12] [INFO ] Deduced a trap composed of 2 places in 49 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:06:12] [INFO ] Deduced a trap composed of 2 places in 104 ms of which 32 ms to minimize.
[2025-06-02 08:06:12] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 198 ms
TRAPS : Iteration 1
[2025-06-02 08:06:12] [INFO ] After 370ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :4
[2025-06-02 08:06:12] [INFO ] After 559ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :4
Over-approximation ignoring read arcs solved 0 properties in 683 ms.
Knowledge obtained : [(AND p0 (NOT p1)), (X (AND p0 (NOT p1))), (X (NOT (AND (NOT p0) (NOT p1)))), (X p0), (X (NOT p1)), (X (X (AND p0 (NOT p1)))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X p0)), (X (X (NOT p1)))]
False Knowledge obtained : []
Knowledge based reduction with 9 factoid took 81 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 2 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 68 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 70 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 58 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Product exploration explored 100000 steps with 0 reset in 220 ms.
Product exploration explored 100000 steps with 0 reset in 248 ms.
Built C files in :
/tmp/ltsmin11015937424809830014
[2025-06-02 08:06:13] [INFO ] Too many transitions (2112) to apply POR reductions. Disabling POR matrices.
[2025-06-02 08:06:13] [INFO ] Built C files in 19ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin11015937424809830014
Running compilation step : cd /tmp/ltsmin11015937424809830014;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
WARNING : LTS min runner thread failed on error :java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin11015937424809830014;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c' killed by timeout after 3 SECONDS
java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin11015937424809830014;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c' killed by timeout after 3 SECONDS
at fr.lip6.move.gal.application.runner.ltsmin.LTSminRunner$1.run(LTSminRunner.java:93)
at java.base/java.lang.Thread.run(Thread.java:1583)
Support contains 5 out of 393 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 393/393 places, 2112/2112 transitions.
Applied a total of 0 rules in 54 ms. Remains 393 /393 variables (removed 0) and now considering 2112/2112 (removed 0) transitions.
[2025-06-02 08:06:16] [INFO ] Flow matrix only has 664 transitions (discarded 1448 similar events)
// Phase 1: matrix 664 rows 393 cols
[2025-06-02 08:06:16] [INFO ] Computed 25 invariants in 7 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 08:06:16] [INFO ] Implicit Places using invariants in 488 ms returned []
[2025-06-02 08:06:16] [INFO ] Flow matrix only has 664 transitions (discarded 1448 similar events)
[2025-06-02 08:06:16] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 08:06:16] [INFO ] State equation strengthened by 291 read => feed constraints.
[2025-06-02 08:06:18] [INFO ] Implicit Places using invariants and state equation in 2191 ms returned []
Implicit Place search using SMT with State Equation took 2711 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-02 08:06:19] [INFO ] Redundant transitions in 43 ms returned []
Running 2104 sub problems to find dead transitions.
[2025-06-02 08:06:19] [INFO ] Flow matrix only has 664 transitions (discarded 1448 similar events)
[2025-06-02 08:06:19] [INFO ] Invariant cache hit.
[2025-06-02 08:06:19] [INFO ] State equation strengthened by 291 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/393 variables, 17/17 constraints. Problems are: Problem set: 0 solved, 2104 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/393 variables, 8/25 constraints. Problems are: Problem set: 0 solved, 2104 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:06:33] [INFO ] Deduced a trap composed of 3 places in 204 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:06:33] [INFO ] Deduced a trap composed of 3 places in 123 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:06:33] [INFO ] Deduced a trap composed of 3 places in 94 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:06:33] [INFO ] Deduced a trap composed of 3 places in 78 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:06:33] [INFO ] Deduced a trap composed of 3 places in 70 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:06:33] [INFO ] Deduced a trap composed of 3 places in 57 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:06:34] [INFO ] Deduced a trap composed of 42 places in 154 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:06:35] [INFO ] Deduced a trap composed of 42 places in 155 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:06:35] [INFO ] Deduced a trap composed of 42 places in 172 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:06:35] [INFO ] Deduced a trap composed of 42 places in 150 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:06:36] [INFO ] Deduced a trap composed of 42 places in 164 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:06:36] [INFO ] Deduced a trap composed of 42 places in 166 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:06:36] [INFO ] Deduced a trap composed of 11 places in 94 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:06:36] [INFO ] Deduced a trap composed of 42 places in 177 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:06:36] [INFO ] Deduced a trap composed of 27 places in 100 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:06:37] [INFO ] Deduced a trap composed of 31 places in 87 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:06:37] [INFO ] Deduced a trap composed of 61 places in 194 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:06:37] [INFO ] Deduced a trap composed of 61 places in 188 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:06:37] [INFO ] Deduced a trap composed of 61 places in 161 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:06:38] [INFO ] Deduced a trap composed of 61 places in 197 ms of which 25 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/393 variables, 20/45 constraints. Problems are: Problem set: 0 solved, 2104 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:06:41] [INFO ] Deduced a trap composed of 43 places in 159 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:06:41] [INFO ] Deduced a trap composed of 62 places in 143 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:06:41] [INFO ] Deduced a trap composed of 3 places in 58 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:06:44] [INFO ] Deduced a trap composed of 13 places in 75 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:06:44] [INFO ] Deduced a trap composed of 15 places in 155 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:06:46] [INFO ] Deduced a trap composed of 15 places in 91 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:06:47] [INFO ] Deduced a trap composed of 19 places in 97 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:06:48] [INFO ] Deduced a trap composed of 17 places in 92 ms of which 4 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 393/1057 variables, and 53 constraints, problems are : Problem set: 0 solved, 2104 unsolved in 30030 ms.
Refiners :[Positive P Invariants (semi-flows): 17/17 constraints, Generalized P Invariants (flows): 8/8 constraints, State Equation: 0/393 constraints, ReadFeed: 0/291 constraints, PredecessorRefiner: 2104/2104 constraints, Known Traps: 28/28 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2104 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/393 variables, 17/17 constraints. Problems are: Problem set: 0 solved, 2104 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/393 variables, 8/25 constraints. Problems are: Problem set: 0 solved, 2104 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/393 variables, 28/53 constraints. Problems are: Problem set: 0 solved, 2104 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:06:58] [INFO ] Deduced a trap composed of 55 places in 176 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:06:58] [INFO ] Deduced a trap composed of 61 places in 167 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:06:58] [INFO ] Deduced a trap composed of 61 places in 216 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:06:59] [INFO ] Deduced a trap composed of 52 places in 207 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:06:59] [INFO ] Deduced a trap composed of 58 places in 183 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:06:59] [INFO ] Deduced a trap composed of 58 places in 157 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:06:59] [INFO ] Deduced a trap composed of 47 places in 163 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:07:00] [INFO ] Deduced a trap composed of 17 places in 176 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:07:02] [INFO ] Deduced a trap composed of 19 places in 203 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:07:03] [INFO ] Deduced a trap composed of 23 places in 84 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:07:05] [INFO ] Deduced a trap composed of 21 places in 192 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:07:06] [INFO ] Deduced a trap composed of 58 places in 228 ms of which 30 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:07:07] [INFO ] Deduced a trap composed of 64 places in 214 ms of which 33 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:07:07] [INFO ] Deduced a trap composed of 62 places in 228 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:07:08] [INFO ] Deduced a trap composed of 46 places in 196 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:07:08] [INFO ] Deduced a trap composed of 23 places in 198 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:07:08] [INFO ] Deduced a trap composed of 58 places in 199 ms of which 28 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:07:09] [INFO ] Deduced a trap composed of 58 places in 225 ms of which 28 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:07:09] [INFO ] Deduced a trap composed of 68 places in 212 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:07:10] [INFO ] Deduced a trap composed of 61 places in 221 ms of which 23 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/393 variables, 20/73 constraints. Problems are: Problem set: 0 solved, 2104 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 393/1057 variables, and 73 constraints, problems are : Problem set: 0 solved, 2104 unsolved in 30029 ms.
Refiners :[Positive P Invariants (semi-flows): 17/17 constraints, Generalized P Invariants (flows): 8/8 constraints, State Equation: 0/393 constraints, ReadFeed: 0/291 constraints, PredecessorRefiner: 0/2104 constraints, Known Traps: 48/48 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60661ms problems are : Problem set: 0 solved, 2104 unsolved
Search for dead transitions found 0 dead transitions in 60663ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 63480 ms. Remains : 393/393 places, 2112/2112 transitions.
Built C files in :
/tmp/ltsmin10894551637663063267
[2025-06-02 08:07:19] [INFO ] Too many transitions (2112) to apply POR reductions. Disabling POR matrices.
[2025-06-02 08:07:19] [INFO ] Built C files in 16ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin10894551637663063267
Running compilation step : cd /tmp/ltsmin10894551637663063267;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
WARNING : LTS min runner thread failed on error :java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin10894551637663063267;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c' killed by timeout after 3 SECONDS
java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin10894551637663063267;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c' killed by timeout after 3 SECONDS
at fr.lip6.move.gal.application.runner.ltsmin.LTSminRunner$1.run(LTSminRunner.java:93)
at java.base/java.lang.Thread.run(Thread.java:1583)
[2025-06-02 08:07:22] [INFO ] Flatten gal took : 41 ms
[2025-06-02 08:07:22] [INFO ] Flatten gal took : 42 ms
[2025-06-02 08:07:22] [INFO ] Time to serialize gal into /tmp/LTL13506767004392009252.gal : 7 ms
[2025-06-02 08:07:22] [INFO ] Time to serialize properties into /tmp/LTL6078372369354256084.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL13506767004392009252.gal' '-t' 'CGAL' '-hoa' '/tmp/aut10706723415365730774.hoa' '-atoms' '/tmp/LTL6078372369354256084.prop' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...319
Loading property file /tmp/LTL6078372369354256084.prop.
Loaded 2 atomic propositions.
Checking formula 0 provided in automaton : /tmp/aut10706723415365730774.hoa
Detected timeout of ITS tools.
[2025-06-02 08:07:37] [INFO ] Flatten gal took : 42 ms
[2025-06-02 08:07:38] [INFO ] Flatten gal took : 43 ms
[2025-06-02 08:07:38] [INFO ] Time to serialize gal into /tmp/LTL5631659046821872168.gal : 7 ms
[2025-06-02 08:07:38] [INFO ] Time to serialize properties into /tmp/LTL7433640268097178584.ltl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL5631659046821872168.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL7433640268097178584.ltl' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...275
Read 1 LTL properties
Checking formula 0 : !((F(G(("((turn_6==0)||(p10_5_0==0))")||(X(X(F("(((turn_2==1)&&(flag_2_active==1))&&(p25_3_0==1))"))))))))
Formula 0 simplified : G(F!"((turn_6==0)||(p10_5_0==0))" & FG!"(((turn_2==1)&&(flag_2_active==1))&&(p25_3_0==1))")
Detected timeout of ITS tools.
[2025-06-02 08:07:53] [INFO ] Flatten gal took : 41 ms
[2025-06-02 08:07:53] [INFO ] Applying decomposition
[2025-06-02 08:07:53] [INFO ] Flatten gal took : 41 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/graph8716705443693753511.txt' '-o' '/tmp/graph8716705443693753511.bin' '-w' '/tmp/graph8716705443693753511.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph8716705443693753511.bin' '-l' '-1' '-v' '-w' '/tmp/graph8716705443693753511.weights' '-q' '0' '-e' '0.001'
[2025-06-02 08:07:53] [INFO ] Decomposing Gal with order
[2025-06-02 08:07:53] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-02 08:07:53] [INFO ] Removed a total of 4410 redundant transitions.
[2025-06-02 08:07:53] [INFO ] Flatten gal took : 108 ms
[2025-06-02 08:07:53] [INFO ] Fuse similar labels procedure discarded/fused a total of 532 labels/synchronizations in 26 ms.
[2025-06-02 08:07:53] [INFO ] Time to serialize gal into /tmp/LTL5924775473041757536.gal : 8 ms
[2025-06-02 08:07:53] [INFO ] Time to serialize properties into /tmp/LTL3845276691731928506.ltl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL5924775473041757536.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL3845276691731928506.ltl' '-c' '-stutter-deadlock'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...254
Read 1 LTL properties
Checking formula 0 : !((F(G(("((i11.u70.turn_6==0)||(i10.u11.p10_5_0==0))")||(X(X(F("(((i15.u5.turn_2==1)&&(i1.u1.flag_2_active==1))&&(i2.u3.p25_3_0==1))")...162
Formula 0 simplified : G(F!"((i11.u70.turn_6==0)||(i10.u11.p10_5_0==0))" & FG!"(((i15.u5.turn_2==1)&&(i1.u1.flag_2_active==1))&&(i2.u3.p25_3_0==1))")
Detected timeout of ITS tools.
Treatment of property EisenbergMcGuire-PT-08-LTLFireability-14 finished in 347926 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((p0 U (F((!p1 U (p2||G(!p1)))) U X(X(!p3))))))'
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((!p0&&X((X(F((p1&&X(F(p2)))))||G(!p0))))))'
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(X(G(p0)))))'
Found a Lengthening insensitive property : EisenbergMcGuire-PT-08-LTLFireability-07
Stuttering acceptance computed with spot in 112 ms :[true, (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Support contains 4 out of 664 places. Attempting structural reductions.
Starting structural reductions in LI_LTL mode, iteration 0 : 664/664 places, 2432/2432 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 8 transitions
Trivial Post-agglo rules discarded 8 transitions
Performed 8 trivial Post agglomeration. Transition count delta: 8
Iterating post reduction 0 with 8 rules applied. Total rules applied 8 place count 664 transition count 2424
Reduce places removed 8 places and 0 transitions.
Iterating post reduction 1 with 8 rules applied. Total rules applied 16 place count 656 transition count 2424
Performed 200 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 200 Pre rules applied. Total rules applied 16 place count 656 transition count 2224
Deduced a syphon composed of 200 places in 2 ms
Reduce places removed 200 places and 0 transitions.
Iterating global reduction 2 with 400 rules applied. Total rules applied 416 place count 456 transition count 2224
Discarding 7 places :
Symmetric choice reduction at 2 with 7 rule applications. Total rules 423 place count 449 transition count 2168
Iterating global reduction 2 with 7 rules applied. Total rules applied 430 place count 449 transition count 2168
Performed 56 Post agglomeration using F-continuation condition.Transition count delta: 56
Deduced a syphon composed of 56 places in 1 ms
Reduce places removed 56 places and 0 transitions.
Iterating global reduction 2 with 112 rules applied. Total rules applied 542 place count 393 transition count 2112
Applied a total of 542 rules in 66 ms. Remains 393 /664 variables (removed 271) and now considering 2112/2432 (removed 320) transitions.
[2025-06-02 08:08:08] [INFO ] Flow matrix only has 664 transitions (discarded 1448 similar events)
// Phase 1: matrix 664 rows 393 cols
[2025-06-02 08:08:08] [INFO ] Computed 25 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 08:08:09] [INFO ] Implicit Places using invariants in 455 ms returned []
[2025-06-02 08:08:09] [INFO ] Flow matrix only has 664 transitions (discarded 1448 similar events)
[2025-06-02 08:08:09] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 08:08:09] [INFO ] State equation strengthened by 291 read => feed constraints.
[2025-06-02 08:08:11] [INFO ] Implicit Places using invariants and state equation in 2100 ms returned []
Implicit Place search using SMT with State Equation took 2583 ms to find 0 implicit places.
Running 2104 sub problems to find dead transitions.
[2025-06-02 08:08:11] [INFO ] Flow matrix only has 664 transitions (discarded 1448 similar events)
[2025-06-02 08:08:11] [INFO ] Invariant cache hit.
[2025-06-02 08:08:11] [INFO ] State equation strengthened by 291 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/393 variables, 17/17 constraints. Problems are: Problem set: 0 solved, 2104 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/393 variables, 8/25 constraints. Problems are: Problem set: 0 solved, 2104 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:08:25] [INFO ] Deduced a trap composed of 3 places in 216 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:08:25] [INFO ] Deduced a trap composed of 3 places in 107 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:08:26] [INFO ] Deduced a trap composed of 3 places in 99 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:08:26] [INFO ] Deduced a trap composed of 3 places in 79 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:08:26] [INFO ] Deduced a trap composed of 3 places in 63 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:08:26] [INFO ] Deduced a trap composed of 3 places in 45 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:08:26] [INFO ] Deduced a trap composed of 42 places in 128 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:08:27] [INFO ] Deduced a trap composed of 46 places in 167 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:08:27] [INFO ] Deduced a trap composed of 3 places in 45 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:08:27] [INFO ] Deduced a trap composed of 3 places in 134 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:08:28] [INFO ] Deduced a trap composed of 42 places in 155 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:08:28] [INFO ] Deduced a trap composed of 42 places in 152 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:08:28] [INFO ] Deduced a trap composed of 43 places in 165 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:08:28] [INFO ] Deduced a trap composed of 42 places in 153 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:08:28] [INFO ] Deduced a trap composed of 31 places in 75 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:08:28] [INFO ] Deduced a trap composed of 42 places in 158 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:08:29] [INFO ] Deduced a trap composed of 62 places in 155 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:08:29] [INFO ] Deduced a trap composed of 23 places in 86 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:08:29] [INFO ] Deduced a trap composed of 29 places in 73 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:08:29] [INFO ] Deduced a trap composed of 27 places in 69 ms of which 5 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/393 variables, 20/45 constraints. Problems are: Problem set: 0 solved, 2104 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:08:31] [INFO ] Deduced a trap composed of 11 places in 108 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:08:31] [INFO ] Deduced a trap composed of 42 places in 201 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:08:31] [INFO ] Deduced a trap composed of 42 places in 158 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:08:31] [INFO ] Deduced a trap composed of 25 places in 167 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:08:32] [INFO ] Deduced a trap composed of 42 places in 195 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:08:32] [INFO ] Deduced a trap composed of 61 places in 185 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:08:32] [INFO ] Deduced a trap composed of 42 places in 176 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:08:32] [INFO ] Deduced a trap composed of 42 places in 163 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:08:33] [INFO ] Deduced a trap composed of 13 places in 201 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:08:33] [INFO ] Deduced a trap composed of 46 places in 156 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:08:33] [INFO ] Deduced a trap composed of 71 places in 169 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:08:34] [INFO ] Deduced a trap composed of 42 places in 326 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:08:34] [INFO ] Deduced a trap composed of 68 places in 170 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:08:34] [INFO ] Deduced a trap composed of 69 places in 192 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:08:35] [INFO ] Deduced a trap composed of 56 places in 192 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:08:35] [INFO ] Deduced a trap composed of 69 places in 178 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:08:35] [INFO ] Deduced a trap composed of 63 places in 181 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:08:36] [INFO ] Deduced a trap composed of 69 places in 185 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:08:36] [INFO ] Deduced a trap composed of 21 places in 157 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:08:36] [INFO ] Deduced a trap composed of 42 places in 163 ms of which 23 ms to minimize.
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
At refinement iteration 3 (INCLUDED_ONLY) 0/393 variables, 20/65 constraints. Problems are: Problem set: 0 solved, 2104 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 393/1057 variables, and 65 constraints, problems are : Problem set: 0 solved, 2104 unsolved in 30030 ms.
Refiners :[Positive P Invariants (semi-flows): 17/17 constraints, Generalized P Invariants (flows): 8/8 constraints, State Equation: 0/393 constraints, ReadFeed: 0/291 constraints, PredecessorRefiner: 2104/2104 constraints, Known Traps: 40/40 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2104 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/393 variables, 17/17 constraints. Problems are: Problem set: 0 solved, 2104 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/393 variables, 8/25 constraints. Problems are: Problem set: 0 solved, 2104 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/393 variables, 40/65 constraints. Problems are: Problem set: 0 solved, 2104 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:08:45] [INFO ] Deduced a trap composed of 42 places in 174 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:08:45] [INFO ] Deduced a trap composed of 61 places in 153 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:08:45] [INFO ] Deduced a trap composed of 42 places in 166 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:08:45] [INFO ] Deduced a trap composed of 42 places in 184 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:08:46] [INFO ] Deduced a trap composed of 58 places in 166 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:08:46] [INFO ] Deduced a trap composed of 68 places in 153 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:08:46] [INFO ] Deduced a trap composed of 68 places in 152 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:08:46] [INFO ] Deduced a trap composed of 46 places in 156 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:08:46] [INFO ] Deduced a trap composed of 71 places in 167 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:08:47] [INFO ] Deduced a trap composed of 42 places in 147 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:08:47] [INFO ] Deduced a trap composed of 58 places in 160 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:08:48] [INFO ] Deduced a trap composed of 42 places in 146 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:08:48] [INFO ] Deduced a trap composed of 58 places in 177 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:08:49] [INFO ] Deduced a trap composed of 46 places in 162 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:08:49] [INFO ] Deduced a trap composed of 58 places in 176 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:08:50] [INFO ] Deduced a trap composed of 68 places in 179 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:08:50] [INFO ] Deduced a trap composed of 55 places in 223 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:08:51] [INFO ] Deduced a trap composed of 29 places in 181 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:08:51] [INFO ] Deduced a trap composed of 19 places in 177 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:08:52] [INFO ] Deduced a trap composed of 23 places in 179 ms of which 18 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/393 variables, 20/85 constraints. Problems are: Problem set: 0 solved, 2104 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:08:54] [INFO ] Deduced a trap composed of 68 places in 140 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:08:54] [INFO ] Deduced a trap composed of 68 places in 148 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:08:54] [INFO ] Deduced a trap composed of 46 places in 155 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:08:54] [INFO ] Deduced a trap composed of 62 places in 166 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:08:55] [INFO ] Deduced a trap composed of 15 places in 141 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:08:56] [INFO ] Deduced a trap composed of 61 places in 158 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:08:59] [INFO ] Deduced a trap composed of 61 places in 182 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:08:59] [INFO ] Deduced a trap composed of 61 places in 136 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:08:59] [INFO ] Deduced a trap composed of 15 places in 153 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:09:01] [INFO ] Deduced a trap composed of 58 places in 194 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:09:02] [INFO ] Deduced a trap composed of 17 places in 153 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:09:02] [INFO ] Deduced a trap composed of 58 places in 169 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:09:02] [INFO ] Deduced a trap composed of 19 places in 73 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:09:04] [INFO ] Deduced a trap composed of 58 places in 187 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:09:05] [INFO ] Deduced a trap composed of 17 places in 159 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:09:05] [INFO ] Deduced a trap composed of 21 places in 184 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:09:07] [INFO ] Deduced a trap composed of 19 places in 77 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:09:07] [INFO ] Deduced a trap composed of 47 places in 183 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:09:07] [INFO ] Deduced a trap composed of 21 places in 76 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:09:08] [INFO ] Deduced a trap composed of 25 places in 77 ms of which 3 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/393 variables, 20/105 constraints. Problems are: Problem set: 0 solved, 2104 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 393/1057 variables, and 105 constraints, problems are : Problem set: 0 solved, 2104 unsolved in 30040 ms.
Refiners :[Positive P Invariants (semi-flows): 17/17 constraints, Generalized P Invariants (flows): 8/8 constraints, State Equation: 0/393 constraints, ReadFeed: 0/291 constraints, PredecessorRefiner: 0/2104 constraints, Known Traps: 80/80 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60598ms problems are : Problem set: 0 solved, 2104 unsolved
Search for dead transitions found 0 dead transitions in 60601ms
Starting structural reductions in LI_LTL mode, iteration 1 : 393/664 places, 2112/2432 transitions.
Finished structural reductions in LI_LTL mode , in 1 iterations and 63253 ms. Remains : 393/664 places, 2112/2432 transitions.
Running random walk in product with property : EisenbergMcGuire-PT-08-LTLFireability-07
Product exploration explored 100000 steps with 0 reset in 233 ms.
Product exploration explored 100000 steps with 0 reset in 286 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [p0]
False Knowledge obtained : []
Knowledge based reduction with 1 factoid took 56 ms. Reduced automaton from 5 states, 6 edges and 1 AP (stutter sensitive) to 5 states, 6 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 126 ms :[true, (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
RANDOM walk for 40000 steps (8 resets) in 149 ms. (266 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 31 ms. (1250 steps per ms) remains 1/1 properties
Finished probabilistic random walk after 21229 steps, run visited all 1 properties in 128 ms. (steps per millisecond=165 )
Probabilistic random walk after 21229 steps, saw 15845 distinct states, run finished after 128 ms. (steps per millisecond=165 ) properties seen :1
Knowledge obtained : [p0]
False Knowledge obtained : [(F (NOT p0))]
Knowledge based reduction with 1 factoid took 79 ms. Reduced automaton from 5 states, 6 edges and 1 AP (stutter sensitive) to 5 states, 6 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 122 ms :[true, (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 120 ms :[true, (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Support contains 4 out of 393 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 393/393 places, 2112/2112 transitions.
Applied a total of 0 rules in 8 ms. Remains 393 /393 variables (removed 0) and now considering 2112/2112 (removed 0) transitions.
[2025-06-02 08:09:13] [INFO ] Flow matrix only has 664 transitions (discarded 1448 similar events)
[2025-06-02 08:09:13] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 08:09:13] [INFO ] Implicit Places using invariants in 448 ms returned []
[2025-06-02 08:09:13] [INFO ] Flow matrix only has 664 transitions (discarded 1448 similar events)
[2025-06-02 08:09:13] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 08:09:14] [INFO ] State equation strengthened by 291 read => feed constraints.
[2025-06-02 08:09:15] [INFO ] Implicit Places using invariants and state equation in 2086 ms returned []
Implicit Place search using SMT with State Equation took 2568 ms to find 0 implicit places.
Running 2104 sub problems to find dead transitions.
[2025-06-02 08:09:16] [INFO ] Flow matrix only has 664 transitions (discarded 1448 similar events)
[2025-06-02 08:09:16] [INFO ] Invariant cache hit.
[2025-06-02 08:09:16] [INFO ] State equation strengthened by 291 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/393 variables, 17/17 constraints. Problems are: Problem set: 0 solved, 2104 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/393 variables, 8/25 constraints. Problems are: Problem set: 0 solved, 2104 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:09:30] [INFO ] Deduced a trap composed of 3 places in 199 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:09:30] [INFO ] Deduced a trap composed of 3 places in 119 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:09:30] [INFO ] Deduced a trap composed of 3 places in 107 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:09:31] [INFO ] Deduced a trap composed of 3 places in 92 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:09:31] [INFO ] Deduced a trap composed of 3 places in 70 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:09:31] [INFO ] Deduced a trap composed of 3 places in 48 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:09:31] [INFO ] Deduced a trap composed of 42 places in 136 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:09:32] [INFO ] Deduced a trap composed of 46 places in 143 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:09:32] [INFO ] Deduced a trap composed of 3 places in 58 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:09:32] [INFO ] Deduced a trap composed of 3 places in 136 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:09:32] [INFO ] Deduced a trap composed of 42 places in 156 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:09:33] [INFO ] Deduced a trap composed of 42 places in 174 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:09:33] [INFO ] Deduced a trap composed of 43 places in 185 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:09:33] [INFO ] Deduced a trap composed of 42 places in 182 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:09:33] [INFO ] Deduced a trap composed of 31 places in 88 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:09:33] [INFO ] Deduced a trap composed of 42 places in 177 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:09:34] [INFO ] Deduced a trap composed of 62 places in 191 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:09:34] [INFO ] Deduced a trap composed of 23 places in 85 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:09:34] [INFO ] Deduced a trap composed of 29 places in 91 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:09:34] [INFO ] Deduced a trap composed of 27 places in 82 ms of which 4 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/393 variables, 20/45 constraints. Problems are: Problem set: 0 solved, 2104 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:09:36] [INFO ] Deduced a trap composed of 11 places in 114 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:09:36] [INFO ] Deduced a trap composed of 42 places in 171 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:09:36] [INFO ] Deduced a trap composed of 42 places in 159 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:09:37] [INFO ] Deduced a trap composed of 25 places in 179 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:09:37] [INFO ] Deduced a trap composed of 42 places in 202 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:09:37] [INFO ] Deduced a trap composed of 61 places in 186 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:09:37] [INFO ] Deduced a trap composed of 42 places in 208 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:09:37] [INFO ] Deduced a trap composed of 42 places in 185 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:09:38] [INFO ] Deduced a trap composed of 13 places in 182 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:09:38] [INFO ] Deduced a trap composed of 46 places in 174 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:09:38] [INFO ] Deduced a trap composed of 71 places in 196 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:09:39] [INFO ] Deduced a trap composed of 42 places in 187 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:09:39] [INFO ] Deduced a trap composed of 68 places in 166 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:09:39] [INFO ] Deduced a trap composed of 69 places in 169 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:09:40] [INFO ] Deduced a trap composed of 56 places in 187 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:09:40] [INFO ] Deduced a trap composed of 69 places in 165 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:09:40] [INFO ] Deduced a trap composed of 63 places in 178 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:09:41] [INFO ] Deduced a trap composed of 69 places in 200 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:09:41] [INFO ] Deduced a trap composed of 21 places in 177 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:09:41] [INFO ] Deduced a trap composed of 42 places in 189 ms of which 24 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/393 variables, 20/65 constraints. Problems are: Problem set: 0 solved, 2104 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 393/1057 variables, and 65 constraints, problems are : Problem set: 0 solved, 2104 unsolved in 30034 ms.
Refiners :[Positive P Invariants (semi-flows): 17/17 constraints, Generalized P Invariants (flows): 8/8 constraints, State Equation: 0/393 constraints, ReadFeed: 0/291 constraints, PredecessorRefiner: 2104/2104 constraints, Known Traps: 40/40 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2104 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/393 variables, 17/17 constraints. Problems are: Problem set: 0 solved, 2104 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/393 variables, 8/25 constraints. Problems are: Problem set: 0 solved, 2104 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/393 variables, 40/65 constraints. Problems are: Problem set: 0 solved, 2104 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:09:49] [INFO ] Deduced a trap composed of 42 places in 176 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:09:50] [INFO ] Deduced a trap composed of 61 places in 145 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:09:50] [INFO ] Deduced a trap composed of 42 places in 148 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:09:50] [INFO ] Deduced a trap composed of 42 places in 172 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:09:50] [INFO ] Deduced a trap composed of 58 places in 190 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:09:50] [INFO ] Deduced a trap composed of 68 places in 174 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:09:51] [INFO ] Deduced a trap composed of 68 places in 174 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:09:51] [INFO ] Deduced a trap composed of 46 places in 180 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:09:51] [INFO ] Deduced a trap composed of 71 places in 153 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:09:51] [INFO ] Deduced a trap composed of 42 places in 170 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:09:52] [INFO ] Deduced a trap composed of 58 places in 156 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:09:53] [INFO ] Deduced a trap composed of 42 places in 153 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:09:53] [INFO ] Deduced a trap composed of 58 places in 172 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:09:54] [INFO ] Deduced a trap composed of 46 places in 172 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:09:54] [INFO ] Deduced a trap composed of 58 places in 180 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:09:54] [INFO ] Deduced a trap composed of 68 places in 168 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:09:55] [INFO ] Deduced a trap composed of 55 places in 188 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:09:55] [INFO ] Deduced a trap composed of 29 places in 169 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:09:56] [INFO ] Deduced a trap composed of 19 places in 175 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:09:57] [INFO ] Deduced a trap composed of 23 places in 193 ms of which 18 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/393 variables, 20/85 constraints. Problems are: Problem set: 0 solved, 2104 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:09:59] [INFO ] Deduced a trap composed of 68 places in 166 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:09:59] [INFO ] Deduced a trap composed of 68 places in 167 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:09:59] [INFO ] Deduced a trap composed of 46 places in 161 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:09:59] [INFO ] Deduced a trap composed of 62 places in 156 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:10:00] [INFO ] Deduced a trap composed of 15 places in 175 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:10:01] [INFO ] Deduced a trap composed of 61 places in 149 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:10:04] [INFO ] Deduced a trap composed of 61 places in 167 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:10:04] [INFO ] Deduced a trap composed of 61 places in 161 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:10:05] [INFO ] Deduced a trap composed of 15 places in 155 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:10:06] [INFO ] Deduced a trap composed of 58 places in 182 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:10:07] [INFO ] Deduced a trap composed of 17 places in 160 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:10:07] [INFO ] Deduced a trap composed of 58 places in 170 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:10:08] [INFO ] Deduced a trap composed of 19 places in 92 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:10:09] [INFO ] Deduced a trap composed of 58 places in 168 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:10:10] [INFO ] Deduced a trap composed of 17 places in 165 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:10:11] [INFO ] Deduced a trap composed of 21 places in 162 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:10:12] [INFO ] Deduced a trap composed of 19 places in 93 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:10:12] [INFO ] Deduced a trap composed of 47 places in 195 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:10:13] [INFO ] Deduced a trap composed of 21 places in 91 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:10:14] [INFO ] Deduced a trap composed of 25 places in 79 ms of which 4 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/393 variables, 20/105 constraints. Problems are: Problem set: 0 solved, 2104 unsolved
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 393/1057 variables, and 105 constraints, problems are : Problem set: 0 solved, 2104 unsolved in 30028 ms.
Refiners :[Positive P Invariants (semi-flows): 17/17 constraints, Generalized P Invariants (flows): 8/8 constraints, State Equation: 0/393 constraints, ReadFeed: 0/291 constraints, PredecessorRefiner: 0/2104 constraints, Known Traps: 80/80 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60672ms problems are : Problem set: 0 solved, 2104 unsolved
Search for dead transitions found 0 dead transitions in 60675ms
Finished structural reductions in LTL mode , in 1 iterations and 63253 ms. Remains : 393/393 places, 2112/2112 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [p0]
False Knowledge obtained : []
Knowledge based reduction with 1 factoid took 76 ms. Reduced automaton from 5 states, 6 edges and 1 AP (stutter sensitive) to 5 states, 6 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 128 ms :[true, (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
RANDOM walk for 40000 steps (8 resets) in 141 ms. (281 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 44 ms. (888 steps per ms) remains 1/1 properties
Finished probabilistic random walk after 21229 steps, run visited all 1 properties in 127 ms. (steps per millisecond=167 )
Probabilistic random walk after 21229 steps, saw 15845 distinct states, run finished after 127 ms. (steps per millisecond=167 ) properties seen :1
Knowledge obtained : [p0]
False Knowledge obtained : [(F (NOT p0))]
Knowledge based reduction with 1 factoid took 70 ms. Reduced automaton from 5 states, 6 edges and 1 AP (stutter sensitive) to 5 states, 6 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 115 ms :[true, (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 127 ms :[true, (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 126 ms :[true, (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 0 reset in 236 ms.
Product exploration explored 100000 steps with 0 reset in 286 ms.
Applying partial POR strategy [true, true, false, false, false]
Stuttering acceptance computed with spot in 110 ms :[true, (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Support contains 4 out of 393 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 393/393 places, 2112/2112 transitions.
Applied a total of 0 rules in 59 ms. Remains 393 /393 variables (removed 0) and now considering 2112/2112 (removed 0) transitions.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-02 08:10:18] [INFO ] Redundant transitions in 44 ms returned []
Running 2104 sub problems to find dead transitions.
[2025-06-02 08:10:18] [INFO ] Flow matrix only has 664 transitions (discarded 1448 similar events)
[2025-06-02 08:10:18] [INFO ] Invariant cache hit.
[2025-06-02 08:10:18] [INFO ] State equation strengthened by 291 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/393 variables, 17/17 constraints. Problems are: Problem set: 0 solved, 2104 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/393 variables, 8/25 constraints. Problems are: Problem set: 0 solved, 2104 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:10:32] [INFO ] Deduced a trap composed of 3 places in 200 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:10:32] [INFO ] Deduced a trap composed of 3 places in 137 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:10:33] [INFO ] Deduced a trap composed of 3 places in 100 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:10:33] [INFO ] Deduced a trap composed of 3 places in 102 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:10:33] [INFO ] Deduced a trap composed of 3 places in 60 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:10:33] [INFO ] Deduced a trap composed of 3 places in 45 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:10:33] [INFO ] Deduced a trap composed of 42 places in 122 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:10:34] [INFO ] Deduced a trap composed of 46 places in 163 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:10:34] [INFO ] Deduced a trap composed of 3 places in 58 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:10:34] [INFO ] Deduced a trap composed of 3 places in 159 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:10:35] [INFO ] Deduced a trap composed of 42 places in 173 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:10:35] [INFO ] Deduced a trap composed of 42 places in 167 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:10:35] [INFO ] Deduced a trap composed of 43 places in 203 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:10:35] [INFO ] Deduced a trap composed of 42 places in 159 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:10:35] [INFO ] Deduced a trap composed of 31 places in 81 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:10:36] [INFO ] Deduced a trap composed of 42 places in 264 ms of which 36 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:10:36] [INFO ] Deduced a trap composed of 62 places in 159 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:10:36] [INFO ] Deduced a trap composed of 23 places in 84 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:10:36] [INFO ] Deduced a trap composed of 29 places in 70 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:10:37] [INFO ] Deduced a trap composed of 27 places in 61 ms of which 5 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/393 variables, 20/45 constraints. Problems are: Problem set: 0 solved, 2104 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:10:38] [INFO ] Deduced a trap composed of 11 places in 118 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:10:39] [INFO ] Deduced a trap composed of 42 places in 185 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:10:39] [INFO ] Deduced a trap composed of 42 places in 169 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:10:39] [INFO ] Deduced a trap composed of 25 places in 174 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:10:39] [INFO ] Deduced a trap composed of 42 places in 190 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:10:39] [INFO ] Deduced a trap composed of 61 places in 171 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:10:40] [INFO ] Deduced a trap composed of 42 places in 198 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:10:40] [INFO ] Deduced a trap composed of 42 places in 179 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:10:40] [INFO ] Deduced a trap composed of 13 places in 193 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:10:41] [INFO ] Deduced a trap composed of 46 places in 192 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:10:41] [INFO ] Deduced a trap composed of 71 places in 186 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:10:41] [INFO ] Deduced a trap composed of 42 places in 220 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:10:41] [INFO ] Deduced a trap composed of 68 places in 186 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:10:42] [INFO ] Deduced a trap composed of 69 places in 182 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:10:42] [INFO ] Deduced a trap composed of 56 places in 253 ms of which 35 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:10:42] [INFO ] Deduced a trap composed of 69 places in 195 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:10:43] [INFO ] Deduced a trap composed of 63 places in 183 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:10:43] [INFO ] Deduced a trap composed of 69 places in 192 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:10:44] [INFO ] Deduced a trap composed of 21 places in 177 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:10:44] [INFO ] Deduced a trap composed of 42 places in 201 ms of which 24 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/393 variables, 20/65 constraints. Problems are: Problem set: 0 solved, 2104 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 393/1057 variables, and 65 constraints, problems are : Problem set: 0 solved, 2104 unsolved in 30037 ms.
Refiners :[Positive P Invariants (semi-flows): 17/17 constraints, Generalized P Invariants (flows): 8/8 constraints, State Equation: 0/393 constraints, ReadFeed: 0/291 constraints, PredecessorRefiner: 2104/2104 constraints, Known Traps: 40/40 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2104 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/393 variables, 17/17 constraints. Problems are: Problem set: 0 solved, 2104 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/393 variables, 8/25 constraints. Problems are: Problem set: 0 solved, 2104 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/393 variables, 40/65 constraints. Problems are: Problem set: 0 solved, 2104 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:10:52] [INFO ] Deduced a trap composed of 42 places in 170 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:10:52] [INFO ] Deduced a trap composed of 61 places in 154 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:10:52] [INFO ] Deduced a trap composed of 42 places in 168 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:10:53] [INFO ] Deduced a trap composed of 42 places in 179 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:10:53] [INFO ] Deduced a trap composed of 58 places in 183 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:10:53] [INFO ] Deduced a trap composed of 68 places in 166 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:10:53] [INFO ] Deduced a trap composed of 68 places in 196 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:10:54] [INFO ] Deduced a trap composed of 46 places in 160 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:10:54] [INFO ] Deduced a trap composed of 71 places in 163 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:10:54] [INFO ] Deduced a trap composed of 42 places in 157 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:10:54] [INFO ] Deduced a trap composed of 58 places in 184 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:10:55] [INFO ] Deduced a trap composed of 42 places in 146 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:10:56] [INFO ] Deduced a trap composed of 58 places in 173 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:10:56] [INFO ] Deduced a trap composed of 46 places in 216 ms of which 31 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:10:57] [INFO ] Deduced a trap composed of 58 places in 212 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:10:57] [INFO ] Deduced a trap composed of 68 places in 172 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:10:57] [INFO ] Deduced a trap composed of 55 places in 183 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:10:58] [INFO ] Deduced a trap composed of 29 places in 183 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:10:58] [INFO ] Deduced a trap composed of 19 places in 162 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:10:59] [INFO ] Deduced a trap composed of 23 places in 175 ms of which 19 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/393 variables, 20/85 constraints. Problems are: Problem set: 0 solved, 2104 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:11:02] [INFO ] Deduced a trap composed of 68 places in 177 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:11:02] [INFO ] Deduced a trap composed of 68 places in 161 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:11:02] [INFO ] Deduced a trap composed of 46 places in 165 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:11:02] [INFO ] Deduced a trap composed of 62 places in 137 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:11:03] [INFO ] Deduced a trap composed of 15 places in 152 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:11:04] [INFO ] Deduced a trap composed of 61 places in 177 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:11:07] [INFO ] Deduced a trap composed of 61 places in 174 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:11:07] [INFO ] Deduced a trap composed of 61 places in 141 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:11:08] [INFO ] Deduced a trap composed of 15 places in 164 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:11:10] [INFO ] Deduced a trap composed of 58 places in 190 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:11:10] [INFO ] Deduced a trap composed of 17 places in 153 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:11:11] [INFO ] Deduced a trap composed of 58 places in 173 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:11:11] [INFO ] Deduced a trap composed of 19 places in 94 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:11:13] [INFO ] Deduced a trap composed of 58 places in 488 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:11:14] [INFO ] Deduced a trap composed of 17 places in 182 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:11:14] [INFO ] Deduced a trap composed of 21 places in 173 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:11:16] [INFO ] Deduced a trap composed of 19 places in 97 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:11:16] [INFO ] Deduced a trap composed of 47 places in 259 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:11:17] [INFO ] Deduced a trap composed of 21 places in 80 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:11:18] [INFO ] Deduced a trap composed of 25 places in 96 ms of which 4 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/393 variables, 20/105 constraints. Problems are: Problem set: 0 solved, 2104 unsolved
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 393/1057 variables, and 105 constraints, problems are : Problem set: 0 solved, 2104 unsolved in 30033 ms.
Refiners :[Positive P Invariants (semi-flows): 17/17 constraints, Generalized P Invariants (flows): 8/8 constraints, State Equation: 0/393 constraints, ReadFeed: 0/291 constraints, PredecessorRefiner: 0/2104 constraints, Known Traps: 80/80 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60720ms problems are : Problem set: 0 solved, 2104 unsolved
Search for dead transitions found 0 dead transitions in 60722ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 60835 ms. Remains : 393/393 places, 2112/2112 transitions.
Built C files in :
/tmp/ltsmin2108379246546121247
[2025-06-02 08:11:19] [INFO ] Built C files in 17ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin2108379246546121247
Running compilation step : cd /tmp/ltsmin2108379246546121247;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
WARNING : LTS min runner thread failed on error :java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin2108379246546121247;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c' killed by timeout after 3 SECONDS
java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin2108379246546121247;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c' killed by timeout after 3 SECONDS
at fr.lip6.move.gal.application.runner.ltsmin.LTSminRunner$1.run(LTSminRunner.java:93)
at java.base/java.lang.Thread.run(Thread.java:1583)
Support contains 4 out of 393 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 393/393 places, 2112/2112 transitions.
Applied a total of 0 rules in 8 ms. Remains 393 /393 variables (removed 0) and now considering 2112/2112 (removed 0) transitions.
[2025-06-02 08:11:22] [INFO ] Flow matrix only has 664 transitions (discarded 1448 similar events)
[2025-06-02 08:11:22] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 08:11:22] [INFO ] Implicit Places using invariants in 471 ms returned []
[2025-06-02 08:11:22] [INFO ] Flow matrix only has 664 transitions (discarded 1448 similar events)
[2025-06-02 08:11:22] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 08:11:22] [INFO ] State equation strengthened by 291 read => feed constraints.
[2025-06-02 08:11:24] [INFO ] Implicit Places using invariants and state equation in 2143 ms returned []
Implicit Place search using SMT with State Equation took 2644 ms to find 0 implicit places.
Running 2104 sub problems to find dead transitions.
[2025-06-02 08:11:24] [INFO ] Flow matrix only has 664 transitions (discarded 1448 similar events)
[2025-06-02 08:11:24] [INFO ] Invariant cache hit.
[2025-06-02 08:11:24] [INFO ] State equation strengthened by 291 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/393 variables, 17/17 constraints. Problems are: Problem set: 0 solved, 2104 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/393 variables, 8/25 constraints. Problems are: Problem set: 0 solved, 2104 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:11:39] [INFO ] Deduced a trap composed of 3 places in 210 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:11:39] [INFO ] Deduced a trap composed of 3 places in 129 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:11:39] [INFO ] Deduced a trap composed of 3 places in 88 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:11:39] [INFO ] Deduced a trap composed of 3 places in 87 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:11:40] [INFO ] Deduced a trap composed of 3 places in 70 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:11:40] [INFO ] Deduced a trap composed of 3 places in 49 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:11:40] [INFO ] Deduced a trap composed of 42 places in 145 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:11:41] [INFO ] Deduced a trap composed of 46 places in 171 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:11:41] [INFO ] Deduced a trap composed of 3 places in 52 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:11:41] [INFO ] Deduced a trap composed of 3 places in 131 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:11:41] [INFO ] Deduced a trap composed of 42 places in 178 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:11:42] [INFO ] Deduced a trap composed of 42 places in 164 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:11:42] [INFO ] Deduced a trap composed of 43 places in 162 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:11:42] [INFO ] Deduced a trap composed of 42 places in 192 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:11:42] [INFO ] Deduced a trap composed of 31 places in 92 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:11:42] [INFO ] Deduced a trap composed of 42 places in 198 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:11:43] [INFO ] Deduced a trap composed of 62 places in 156 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:11:43] [INFO ] Deduced a trap composed of 23 places in 94 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:11:43] [INFO ] Deduced a trap composed of 29 places in 79 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:11:43] [INFO ] Deduced a trap composed of 27 places in 87 ms of which 4 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/393 variables, 20/45 constraints. Problems are: Problem set: 0 solved, 2104 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:11:45] [INFO ] Deduced a trap composed of 11 places in 105 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:11:45] [INFO ] Deduced a trap composed of 42 places in 182 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:11:46] [INFO ] Deduced a trap composed of 42 places in 163 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:11:46] [INFO ] Deduced a trap composed of 25 places in 176 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:11:46] [INFO ] Deduced a trap composed of 42 places in 207 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:11:46] [INFO ] Deduced a trap composed of 61 places in 164 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:11:47] [INFO ] Deduced a trap composed of 42 places in 195 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:11:47] [INFO ] Deduced a trap composed of 42 places in 180 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:11:47] [INFO ] Deduced a trap composed of 13 places in 183 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:11:47] [INFO ] Deduced a trap composed of 46 places in 177 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:11:48] [INFO ] Deduced a trap composed of 71 places in 181 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:11:48] [INFO ] Deduced a trap composed of 42 places in 183 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:11:48] [INFO ] Deduced a trap composed of 68 places in 181 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:11:48] [INFO ] Deduced a trap composed of 69 places in 183 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:11:49] [INFO ] Deduced a trap composed of 56 places in 203 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:11:49] [INFO ] Deduced a trap composed of 69 places in 211 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:11:50] [INFO ] Deduced a trap composed of 63 places in 194 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:11:50] [INFO ] Deduced a trap composed of 69 places in 281 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:11:50] [INFO ] Deduced a trap composed of 21 places in 170 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:11:51] [INFO ] Deduced a trap composed of 42 places in 185 ms of which 23 ms to minimize.
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
At refinement iteration 3 (INCLUDED_ONLY) 0/393 variables, 20/65 constraints. Problems are: Problem set: 0 solved, 2104 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 393/1057 variables, and 65 constraints, problems are : Problem set: 0 solved, 2104 unsolved in 30029 ms.
Refiners :[Positive P Invariants (semi-flows): 17/17 constraints, Generalized P Invariants (flows): 8/8 constraints, State Equation: 0/393 constraints, ReadFeed: 0/291 constraints, PredecessorRefiner: 2104/2104 constraints, Known Traps: 40/40 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2104 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/393 variables, 17/17 constraints. Problems are: Problem set: 0 solved, 2104 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/393 variables, 8/25 constraints. Problems are: Problem set: 0 solved, 2104 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/393 variables, 40/65 constraints. Problems are: Problem set: 0 solved, 2104 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:11:59] [INFO ] Deduced a trap composed of 42 places in 176 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:11:59] [INFO ] Deduced a trap composed of 61 places in 141 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:11:59] [INFO ] Deduced a trap composed of 42 places in 172 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:11:59] [INFO ] Deduced a trap composed of 42 places in 183 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:11:59] [INFO ] Deduced a trap composed of 58 places in 203 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:12:00] [INFO ] Deduced a trap composed of 68 places in 166 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:12:00] [INFO ] Deduced a trap composed of 68 places in 186 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:12:00] [INFO ] Deduced a trap composed of 46 places in 170 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:12:00] [INFO ] Deduced a trap composed of 71 places in 155 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:12:01] [INFO ] Deduced a trap composed of 42 places in 162 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:12:01] [INFO ] Deduced a trap composed of 58 places in 155 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:12:02] [INFO ] Deduced a trap composed of 42 places in 148 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:12:02] [INFO ] Deduced a trap composed of 58 places in 173 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:12:03] [INFO ] Deduced a trap composed of 46 places in 152 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:12:03] [INFO ] Deduced a trap composed of 58 places in 201 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:12:04] [INFO ] Deduced a trap composed of 68 places in 204 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:12:04] [INFO ] Deduced a trap composed of 55 places in 216 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:12:05] [INFO ] Deduced a trap composed of 29 places in 190 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:12:05] [INFO ] Deduced a trap composed of 19 places in 162 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:12:06] [INFO ] Deduced a trap composed of 23 places in 198 ms of which 19 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/393 variables, 20/85 constraints. Problems are: Problem set: 0 solved, 2104 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:12:08] [INFO ] Deduced a trap composed of 68 places in 167 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:12:09] [INFO ] Deduced a trap composed of 68 places in 161 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:12:09] [INFO ] Deduced a trap composed of 46 places in 155 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:12:09] [INFO ] Deduced a trap composed of 62 places in 158 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:12:10] [INFO ] Deduced a trap composed of 15 places in 175 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:12:12] [INFO ] Deduced a trap composed of 61 places in 158 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:12:14] [INFO ] Deduced a trap composed of 61 places in 164 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:12:14] [INFO ] Deduced a trap composed of 61 places in 152 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:12:15] [INFO ] Deduced a trap composed of 15 places in 157 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:12:17] [INFO ] Deduced a trap composed of 58 places in 264 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:12:18] [INFO ] Deduced a trap composed of 17 places in 155 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:12:18] [INFO ] Deduced a trap composed of 58 places in 181 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:12:18] [INFO ] Deduced a trap composed of 19 places in 97 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:12:20] [INFO ] Deduced a trap composed of 58 places in 183 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:12:21] [INFO ] Deduced a trap composed of 17 places in 180 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:12:22] [INFO ] Deduced a trap composed of 21 places in 192 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:12:23] [INFO ] Deduced a trap composed of 19 places in 97 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:12:24] [INFO ] Deduced a trap composed of 47 places in 181 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:12:24] [INFO ] Deduced a trap composed of 21 places in 92 ms of which 4 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 393/1057 variables, and 104 constraints, problems are : Problem set: 0 solved, 2104 unsolved in 30030 ms.
Refiners :[Positive P Invariants (semi-flows): 17/17 constraints, Generalized P Invariants (flows): 8/8 constraints, State Equation: 0/393 constraints, ReadFeed: 0/291 constraints, PredecessorRefiner: 0/2104 constraints, Known Traps: 79/79 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60767ms problems are : Problem set: 0 solved, 2104 unsolved
Search for dead transitions found 0 dead transitions in 60770ms
Finished structural reductions in LTL mode , in 1 iterations and 63425 ms. Remains : 393/393 places, 2112/2112 transitions.
Built C files in :
/tmp/ltsmin4199777584416270607
[2025-06-02 08:12:25] [INFO ] Built C files in 23ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin4199777584416270607
Running compilation step : cd /tmp/ltsmin4199777584416270607;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
WARNING : LTS min runner thread failed on error :java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin4199777584416270607;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c' killed by timeout after 3 SECONDS
java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin4199777584416270607;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c' killed by timeout after 3 SECONDS
at fr.lip6.move.gal.application.runner.ltsmin.LTSminRunner$1.run(LTSminRunner.java:93)
at java.base/java.lang.Thread.run(Thread.java:1583)
[2025-06-02 08:12:28] [INFO ] Flatten gal took : 45 ms
[2025-06-02 08:12:28] [INFO ] Flatten gal took : 57 ms
[2025-06-02 08:12:28] [INFO ] Time to serialize gal into /tmp/LTL13658988666989739282.gal : 7 ms
[2025-06-02 08:12:28] [INFO ] Time to serialize properties into /tmp/LTL3566033152905845571.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL13658988666989739282.gal' '-t' 'CGAL' '-hoa' '/tmp/aut14917083824298162440.hoa' '-atoms' '/tmp/LTL3566033152905845571.prop' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...319
Loading property file /tmp/LTL3566033152905845571.prop.
Loaded 1 atomic propositions.
Checking formula 0 provided in automaton : /tmp/aut14917083824298162440.hoa
Detected timeout of ITS tools.
[2025-06-02 08:12:43] [INFO ] Flatten gal took : 43 ms
[2025-06-02 08:12:44] [INFO ] Flatten gal took : 44 ms
[2025-06-02 08:12:44] [INFO ] Time to serialize gal into /tmp/LTL18209659212265083296.gal : 6 ms
[2025-06-02 08:12:44] [INFO ] Time to serialize properties into /tmp/LTL10560095787929462275.ltl : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL18209659212265083296.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL10560095787929462275.ltl' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...277
Read 1 LTL properties
Checking formula 0 : !((X(X(X(G("(((turn_7==0)||(p10_7_3==0))&&(((turn_7==0)||(flag_7_active==0))||(p25_3_2==0)))"))))))
Formula 0 simplified : XXXF!"(((turn_7==0)||(p10_7_3==0))&&(((turn_7==0)||(flag_7_active==0))||(p25_3_2==0)))"
Detected timeout of ITS tools.
[2025-06-02 08:12:59] [INFO ] Flatten gal took : 44 ms
[2025-06-02 08:12:59] [INFO ] Applying decomposition
[2025-06-02 08:12:59] [INFO ] Flatten gal took : 44 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/graph17321691304146315365.txt' '-o' '/tmp/graph17321691304146315365.bin' '-w' '/tmp/graph17321691304146315365.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph17321691304146315365.bin' '-l' '-1' '-v' '-w' '/tmp/graph17321691304146315365.weights' '-q' '0' '-e' '0.001'
[2025-06-02 08:12:59] [INFO ] Decomposing Gal with order
[2025-06-02 08:12:59] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-02 08:12:59] [INFO ] Removed a total of 4370 redundant transitions.
[2025-06-02 08:12:59] [INFO ] Flatten gal took : 133 ms
[2025-06-02 08:12:59] [INFO ] Fuse similar labels procedure discarded/fused a total of 550 labels/synchronizations in 41 ms.
[2025-06-02 08:12:59] [INFO ] Time to serialize gal into /tmp/LTL12536927890406563114.gal : 9 ms
[2025-06-02 08:12:59] [INFO ] Time to serialize properties into /tmp/LTL13444948967525262104.ltl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL12536927890406563114.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL13444948967525262104.ltl' '-c' '-stutter-deadlock'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...256
Read 1 LTL properties
Checking formula 0 : !((X(X(X(G("(((i9.u1.turn_7==0)||(u14.p10_7_3==0))&&(((i9.u1.turn_7==0)||(i14.u63.flag_7_active==0))||(i2.u4.p25_3_2==0)))"))))))
Formula 0 simplified : XXXF!"(((i9.u1.turn_7==0)||(u14.p10_7_3==0))&&(((i9.u1.turn_7==0)||(i14.u63.flag_7_active==0))||(i2.u4.p25_3_2==0)))"
Detected timeout of ITS tools.
Treatment of property EisenbergMcGuire-PT-08-LTLFireability-07 finished in 305908 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((G(F(((p0&&X(!p1))||G(!p1))))||(F(p2)&&X(F(((p0&&X(!p1))||G(!p1)))))))'
Found a Shortening insensitive property : EisenbergMcGuire-PT-08-LTLFireability-10
Stuttering acceptance computed with spot in 211 ms :[p1, p1, p1, p1, (AND p1 (NOT p2)), (AND p1 (NOT p2)), (AND p1 (NOT p2))]
Support contains 7 out of 664 places. Attempting structural reductions.
Starting structural reductions in LI_LTL mode, iteration 0 : 664/664 places, 2432/2432 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 8 transitions
Trivial Post-agglo rules discarded 8 transitions
Performed 8 trivial Post agglomeration. Transition count delta: 8
Iterating post reduction 0 with 8 rules applied. Total rules applied 8 place count 664 transition count 2424
Reduce places removed 8 places and 0 transitions.
Iterating post reduction 1 with 8 rules applied. Total rules applied 16 place count 656 transition count 2424
Performed 199 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 199 Pre rules applied. Total rules applied 16 place count 656 transition count 2225
Deduced a syphon composed of 199 places in 2 ms
Reduce places removed 199 places and 0 transitions.
Iterating global reduction 2 with 398 rules applied. Total rules applied 414 place count 457 transition count 2225
Discarding 8 places :
Symmetric choice reduction at 2 with 8 rule applications. Total rules 422 place count 449 transition count 2161
Iterating global reduction 2 with 8 rules applied. Total rules applied 430 place count 449 transition count 2161
Performed 55 Post agglomeration using F-continuation condition.Transition count delta: 55
Deduced a syphon composed of 55 places in 1 ms
Reduce places removed 55 places and 0 transitions.
Iterating global reduction 2 with 110 rules applied. Total rules applied 540 place count 394 transition count 2106
Applied a total of 540 rules in 73 ms. Remains 394 /664 variables (removed 270) and now considering 2106/2432 (removed 326) transitions.
[2025-06-02 08:13:15] [INFO ] Flow matrix only has 658 transitions (discarded 1448 similar events)
// Phase 1: matrix 658 rows 394 cols
[2025-06-02 08:13:15] [INFO ] Computed 25 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 08:13:15] [INFO ] Implicit Places using invariants in 488 ms returned []
[2025-06-02 08:13:15] [INFO ] Flow matrix only has 658 transitions (discarded 1448 similar events)
[2025-06-02 08:13:15] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 08:13:15] [INFO ] State equation strengthened by 284 read => feed constraints.
[2025-06-02 08:13:17] [INFO ] Implicit Places using invariants and state equation in 2124 ms returned []
Implicit Place search using SMT with State Equation took 2633 ms to find 0 implicit places.
Running 2098 sub problems to find dead transitions.
[2025-06-02 08:13:17] [INFO ] Flow matrix only has 658 transitions (discarded 1448 similar events)
[2025-06-02 08:13:17] [INFO ] Invariant cache hit.
[2025-06-02 08:13:17] [INFO ] State equation strengthened by 284 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/394 variables, 17/17 constraints. Problems are: Problem set: 0 solved, 2098 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/394 variables, 8/25 constraints. Problems are: Problem set: 0 solved, 2098 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:13:32] [INFO ] Deduced a trap composed of 3 places in 236 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:13:32] [INFO ] Deduced a trap composed of 3 places in 120 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:13:33] [INFO ] Deduced a trap composed of 3 places in 116 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:13:33] [INFO ] Deduced a trap composed of 3 places in 89 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:13:33] [INFO ] Deduced a trap composed of 3 places in 69 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:13:33] [INFO ] Deduced a trap composed of 3 places in 51 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:13:33] [INFO ] Deduced a trap composed of 42 places in 125 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:13:34] [INFO ] Deduced a trap composed of 43 places in 155 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:13:34] [INFO ] Deduced a trap composed of 42 places in 151 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:13:35] [INFO ] Deduced a trap composed of 42 places in 139 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:13:35] [INFO ] Deduced a trap composed of 42 places in 153 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:13:35] [INFO ] Deduced a trap composed of 42 places in 150 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:13:35] [INFO ] Deduced a trap composed of 11 places in 80 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:13:35] [INFO ] Deduced a trap composed of 42 places in 162 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:13:36] [INFO ] Deduced a trap composed of 29 places in 98 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:13:36] [INFO ] Deduced a trap composed of 17 places in 181 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:13:37] [INFO ] Deduced a trap composed of 13 places in 383 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:13:37] [INFO ] Deduced a trap composed of 64 places in 207 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:13:37] [INFO ] Deduced a trap composed of 68 places in 197 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:13:37] [INFO ] Deduced a trap composed of 68 places in 183 ms of which 20 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/394 variables, 20/45 constraints. Problems are: Problem set: 0 solved, 2098 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:13:41] [INFO ] Deduced a trap composed of 3 places in 64 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:13:42] [INFO ] Deduced a trap composed of 70 places in 140 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:13:44] [INFO ] Deduced a trap composed of 42 places in 167 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:13:45] [INFO ] Deduced a trap composed of 15 places in 164 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:13:46] [INFO ] Deduced a trap composed of 48 places in 173 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:13:46] [INFO ] Deduced a trap composed of 19 places in 60 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:13:47] [INFO ] Deduced a trap composed of 62 places in 159 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:13:47] [INFO ] Deduced a trap composed of 17 places in 169 ms of which 15 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 394/1052 variables, and 53 constraints, problems are : Problem set: 0 solved, 2098 unsolved in 30027 ms.
Refiners :[Positive P Invariants (semi-flows): 17/17 constraints, Generalized P Invariants (flows): 8/8 constraints, State Equation: 0/394 constraints, ReadFeed: 0/284 constraints, PredecessorRefiner: 2098/2098 constraints, Known Traps: 28/28 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2098 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/394 variables, 17/17 constraints. Problems are: Problem set: 0 solved, 2098 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/394 variables, 8/25 constraints. Problems are: Problem set: 0 solved, 2098 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/394 variables, 28/53 constraints. Problems are: Problem set: 0 solved, 2098 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:13:55] [INFO ] Deduced a trap composed of 59 places in 173 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:13:55] [INFO ] Deduced a trap composed of 63 places in 160 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:13:56] [INFO ] Deduced a trap composed of 55 places in 216 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:13:56] [INFO ] Deduced a trap composed of 70 places in 153 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:13:56] [INFO ] Deduced a trap composed of 46 places in 164 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:13:57] [INFO ] Deduced a trap composed of 57 places in 156 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:13:57] [INFO ] Deduced a trap composed of 55 places in 141 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:13:58] [INFO ] Deduced a trap composed of 50 places in 150 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:13:59] [INFO ] Deduced a trap composed of 56 places in 162 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:13:59] [INFO ] Deduced a trap composed of 52 places in 179 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:13:59] [INFO ] Deduced a trap composed of 58 places in 170 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:14:00] [INFO ] Deduced a trap composed of 15 places in 169 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:14:00] [INFO ] Deduced a trap composed of 46 places in 187 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:14:03] [INFO ] Deduced a trap composed of 53 places in 195 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:14:03] [INFO ] Deduced a trap composed of 21 places in 64 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:14:03] [INFO ] Deduced a trap composed of 61 places in 175 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:14:04] [INFO ] Deduced a trap composed of 58 places in 177 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:14:04] [INFO ] Deduced a trap composed of 23 places in 64 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:14:04] [INFO ] Deduced a trap composed of 46 places in 178 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:14:05] [INFO ] Deduced a trap composed of 59 places in 151 ms of which 16 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/394 variables, 20/73 constraints. Problems are: Problem set: 0 solved, 2098 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:14:07] [INFO ] Deduced a trap composed of 67 places in 163 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:14:07] [INFO ] Deduced a trap composed of 58 places in 151 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:14:07] [INFO ] Deduced a trap composed of 46 places in 148 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:14:09] [INFO ] Deduced a trap composed of 42 places in 171 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:14:10] [INFO ] Deduced a trap composed of 63 places in 161 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:14:10] [INFO ] Deduced a trap composed of 59 places in 175 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:14:11] [INFO ] Deduced a trap composed of 46 places in 152 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:14:11] [INFO ] Deduced a trap composed of 42 places in 157 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:14:12] [INFO ] Deduced a trap composed of 70 places in 146 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:14:12] [INFO ] Deduced a trap composed of 58 places in 184 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:14:13] [INFO ] Deduced a trap composed of 62 places in 167 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:14:13] [INFO ] Deduced a trap composed of 69 places in 147 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:14:13] [INFO ] Deduced a trap composed of 58 places in 190 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:14:13] [INFO ] Deduced a trap composed of 68 places in 154 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:14:13] [INFO ] Deduced a trap composed of 57 places in 157 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:14:14] [INFO ] Deduced a trap composed of 69 places in 171 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:14:14] [INFO ] Deduced a trap composed of 57 places in 162 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:14:14] [INFO ] Deduced a trap composed of 70 places in 154 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:14:14] [INFO ] Deduced a trap composed of 68 places in 173 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:14:15] [INFO ] Deduced a trap composed of 49 places in 175 ms of which 22 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/394 variables, 20/93 constraints. Problems are: Problem set: 0 solved, 2098 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 394/1052 variables, and 93 constraints, problems are : Problem set: 0 solved, 2098 unsolved in 30054 ms.
Refiners :[Positive P Invariants (semi-flows): 17/17 constraints, Generalized P Invariants (flows): 8/8 constraints, State Equation: 0/394 constraints, ReadFeed: 0/284 constraints, PredecessorRefiner: 0/2098 constraints, Known Traps: 68/68 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60762ms problems are : Problem set: 0 solved, 2098 unsolved
Search for dead transitions found 0 dead transitions in 60765ms
Starting structural reductions in LI_LTL mode, iteration 1 : 394/664 places, 2106/2432 transitions.
Finished structural reductions in LI_LTL mode , in 1 iterations and 63475 ms. Remains : 394/664 places, 2106/2432 transitions.
Running random walk in product with property : EisenbergMcGuire-PT-08-LTLFireability-10
Product exploration explored 100000 steps with 6 reset in 245 ms.
Product exploration explored 100000 steps with 0 reset in 304 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND (NOT p1) p0 (NOT p2)), (X (NOT (AND (NOT p2) p1 p0))), (X (NOT (AND p1 (NOT p0)))), (X (NOT (AND (NOT p2) p1 (NOT p0)))), (X (AND (NOT p1) p0)), (X (NOT (AND (NOT p1) (NOT p0)))), (X (NOT p2)), (X p0), (X (NOT p1)), (X (NOT (AND p1 p0))), (X (X (NOT (AND (NOT p2) p1 p0)))), (X (X (NOT (AND p1 (NOT p0))))), (X (X (NOT (AND (NOT p2) p1 (NOT p0))))), (X (X (AND (NOT p1) p0))), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X (AND (NOT p2) (NOT p1) p0))), (X (X (NOT p2))), (X (X (NOT (AND (NOT p2) (NOT p1) (NOT p0))))), (X (X p0)), (X (X (NOT p1))), (X (X (NOT (AND p1 p0))))]
False Knowledge obtained : []
Knowledge based reduction with 21 factoid took 94 ms. Reduced automaton from 7 states, 22 edges and 3 AP (stutter sensitive) to 4 states, 10 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 139 ms :[(AND p1 (NOT p2)), (AND p1 (NOT p2)), (AND p1 (NOT p2)), (AND p1 (NOT p2))]
RANDOM walk for 40000 steps (8 resets) in 259 ms. (153 steps per ms) remains 4/7 properties
BEST_FIRST walk for 40004 steps (8 resets) in 77 ms. (512 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 53 ms. (740 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 53 ms. (740 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 58 ms. (678 steps per ms) remains 4/4 properties
[2025-06-02 08:14:19] [INFO ] Flow matrix only has 658 transitions (discarded 1448 similar events)
[2025-06-02 08:14:19] [INFO ] Invariant cache hit.
[2025-06-02 08:14:19] [INFO ] State equation strengthened by 284 read => feed constraints.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 178/185 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/185 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 4 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 10/195 variables, 2/9 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/195 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (OVERLAPS) 45/240 variables, 5/14 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/240 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (OVERLAPS) 10/250 variables, 2/16 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/250 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 9 (OVERLAPS) 454/704 variables, 250/266 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/704 variables, 120/386 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/704 variables, 0/386 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 12 (OVERLAPS) 66/770 variables, 30/416 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/770 variables, 21/437 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/770 variables, 0/437 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 15 (OVERLAPS) 108/878 variables, 6/443 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/878 variables, 0/443 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 17 (OVERLAPS) 6/884 variables, 3/446 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/884 variables, 0/446 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 19 (OVERLAPS) 168/1052 variables, 114/560 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/1052 variables, 143/703 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/1052 variables, 0/703 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 22 (OVERLAPS) 0/1052 variables, 0/703 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1052/1052 variables, and 703 constraints, problems are : Problem set: 0 solved, 4 unsolved in 809 ms.
Refiners :[Positive P Invariants (semi-flows): 17/17 constraints, Generalized P Invariants (flows): 8/8 constraints, State Equation: 394/394 constraints, ReadFeed: 284/284 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 4 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 178/185 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/185 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (OVERLAPS) 10/195 variables, 2/9 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/195 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (OVERLAPS) 45/240 variables, 5/14 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:14:20] [INFO ] Deduced a trap composed of 3 places in 84 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:14:20] [INFO ] Deduced a trap composed of 3 places in 65 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:14:20] [INFO ] Deduced a trap composed of 19 places in 93 ms of which 3 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/240 variables, 3/17 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:14:20] [INFO ] Deduced a trap composed of 3 places in 62 ms of which 2 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/240 variables, 1/18 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/240 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 9 (OVERLAPS) 10/250 variables, 2/20 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:14:20] [INFO ] Deduced a trap composed of 17 places in 78 ms of which 4 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/250 variables, 1/21 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/250 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 12 (OVERLAPS) 454/704 variables, 250/271 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/704 variables, 120/391 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/704 variables, 0/391 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 15 (OVERLAPS) 66/770 variables, 30/421 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/770 variables, 21/442 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/770 variables, 0/442 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 18 (OVERLAPS) 108/878 variables, 6/448 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/878 variables, 0/448 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 20 (OVERLAPS) 6/884 variables, 3/451 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/884 variables, 4/455 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:14:21] [INFO ] Deduced a trap composed of 3 places in 142 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:14:22] [INFO ] Deduced a trap composed of 3 places in 131 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:14:22] [INFO ] Deduced a trap composed of 16 places in 138 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:14:22] [INFO ] Deduced a trap composed of 3 places in 52 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:14:22] [INFO ] Deduced a trap composed of 13 places in 96 ms of which 6 ms to minimize.
At refinement iteration 22 (INCLUDED_ONLY) 0/884 variables, 5/460 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/884 variables, 0/460 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 24 (OVERLAPS) 168/1052 variables, 114/574 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/1052 variables, 143/717 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/1052 variables, 0/717 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 27 (OVERLAPS) 0/1052 variables, 0/717 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1052/1052 variables, and 717 constraints, problems are : Problem set: 0 solved, 4 unsolved in 3184 ms.
Refiners :[Positive P Invariants (semi-flows): 17/17 constraints, Generalized P Invariants (flows): 8/8 constraints, State Equation: 394/394 constraints, ReadFeed: 284/284 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 10/10 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 4025ms problems are : Problem set: 0 solved, 4 unsolved
Fused 4 Parikh solutions to 3 different solutions.
Parikh walk visited 0 properties in 701 ms.
Support contains 7 out of 394 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 394/394 places, 2106/2106 transitions.
Applied a total of 0 rules in 52 ms. Remains 394 /394 variables (removed 0) and now considering 2106/2106 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 52 ms. Remains : 394/394 places, 2106/2106 transitions.
RANDOM walk for 40000 steps (8 resets) in 321 ms. (124 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 49 ms. (800 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 51 ms. (769 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 41 ms. (952 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 31 ms. (1250 steps per ms) remains 4/4 properties
Interrupted probabilistic random walk after 335664 steps, run timeout after 3001 ms. (steps per millisecond=111 ) properties seen :0 out of 4
Probabilistic random walk after 335664 steps, saw 180962 distinct states, run finished after 3002 ms. (steps per millisecond=111 ) properties seen :0
[2025-06-02 08:14:27] [INFO ] Flow matrix only has 658 transitions (discarded 1448 similar events)
[2025-06-02 08:14:27] [INFO ] Invariant cache hit.
[2025-06-02 08:14:27] [INFO ] State equation strengthened by 284 read => feed constraints.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 178/185 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/185 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 4 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 10/195 variables, 2/9 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/195 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (OVERLAPS) 45/240 variables, 5/14 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/240 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (OVERLAPS) 10/250 variables, 2/16 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/250 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 9 (OVERLAPS) 454/704 variables, 250/266 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/704 variables, 120/386 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/704 variables, 0/386 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 12 (OVERLAPS) 66/770 variables, 30/416 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/770 variables, 21/437 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/770 variables, 0/437 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 15 (OVERLAPS) 108/878 variables, 6/443 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/878 variables, 0/443 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 17 (OVERLAPS) 6/884 variables, 3/446 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/884 variables, 0/446 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 19 (OVERLAPS) 168/1052 variables, 114/560 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/1052 variables, 143/703 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/1052 variables, 0/703 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 22 (OVERLAPS) 0/1052 variables, 0/703 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1052/1052 variables, and 703 constraints, problems are : Problem set: 0 solved, 4 unsolved in 763 ms.
Refiners :[Positive P Invariants (semi-flows): 17/17 constraints, Generalized P Invariants (flows): 8/8 constraints, State Equation: 394/394 constraints, ReadFeed: 284/284 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 4 unsolved
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 178/185 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/185 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (OVERLAPS) 10/195 variables, 2/9 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/195 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (OVERLAPS) 45/240 variables, 5/14 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:14:28] [INFO ] Deduced a trap composed of 3 places in 62 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:14:28] [INFO ] Deduced a trap composed of 3 places in 56 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:14:28] [INFO ] Deduced a trap composed of 19 places in 75 ms of which 4 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/240 variables, 3/17 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:14:28] [INFO ] Deduced a trap composed of 3 places in 58 ms of which 3 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/240 variables, 1/18 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/240 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 9 (OVERLAPS) 10/250 variables, 2/20 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:14:28] [INFO ] Deduced a trap composed of 17 places in 89 ms of which 4 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/250 variables, 1/21 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/250 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 12 (OVERLAPS) 454/704 variables, 250/271 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/704 variables, 120/391 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/704 variables, 0/391 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 15 (OVERLAPS) 66/770 variables, 30/421 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/770 variables, 21/442 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/770 variables, 0/442 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 18 (OVERLAPS) 108/878 variables, 6/448 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/878 variables, 0/448 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 20 (OVERLAPS) 6/884 variables, 3/451 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/884 variables, 4/455 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:14:29] [INFO ] Deduced a trap composed of 3 places in 131 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:14:29] [INFO ] Deduced a trap composed of 3 places in 124 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:14:30] [INFO ] Deduced a trap composed of 16 places in 125 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:14:30] [INFO ] Deduced a trap composed of 3 places in 59 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:14:30] [INFO ] Deduced a trap composed of 13 places in 100 ms of which 6 ms to minimize.
At refinement iteration 22 (INCLUDED_ONLY) 0/884 variables, 5/460 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/884 variables, 0/460 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 24 (OVERLAPS) 168/1052 variables, 114/574 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/1052 variables, 143/717 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/1052 variables, 0/717 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 27 (OVERLAPS) 0/1052 variables, 0/717 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1052/1052 variables, and 717 constraints, problems are : Problem set: 0 solved, 4 unsolved in 3147 ms.
Refiners :[Positive P Invariants (semi-flows): 17/17 constraints, Generalized P Invariants (flows): 8/8 constraints, State Equation: 394/394 constraints, ReadFeed: 284/284 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 10/10 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 3950ms problems are : Problem set: 0 solved, 4 unsolved
Fused 4 Parikh solutions to 3 different solutions.
Parikh walk visited 0 properties in 477 ms.
Support contains 7 out of 394 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 394/394 places, 2106/2106 transitions.
Applied a total of 0 rules in 52 ms. Remains 394 /394 variables (removed 0) and now considering 2106/2106 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 53 ms. Remains : 394/394 places, 2106/2106 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 394/394 places, 2106/2106 transitions.
Applied a total of 0 rules in 52 ms. Remains 394 /394 variables (removed 0) and now considering 2106/2106 (removed 0) transitions.
[2025-06-02 08:14:31] [INFO ] Flow matrix only has 658 transitions (discarded 1448 similar events)
[2025-06-02 08:14:31] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 08:14:32] [INFO ] Implicit Places using invariants in 468 ms returned []
[2025-06-02 08:14:32] [INFO ] Flow matrix only has 658 transitions (discarded 1448 similar events)
[2025-06-02 08:14:32] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 08:14:32] [INFO ] State equation strengthened by 284 read => feed constraints.
[2025-06-02 08:14:34] [INFO ] Implicit Places using invariants and state equation in 2130 ms returned []
Implicit Place search using SMT with State Equation took 2623 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-02 08:14:34] [INFO ] Redundant transitions in 43 ms returned []
Running 2098 sub problems to find dead transitions.
[2025-06-02 08:14:34] [INFO ] Flow matrix only has 658 transitions (discarded 1448 similar events)
[2025-06-02 08:14:34] [INFO ] Invariant cache hit.
[2025-06-02 08:14:34] [INFO ] State equation strengthened by 284 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/394 variables, 17/17 constraints. Problems are: Problem set: 0 solved, 2098 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/394 variables, 8/25 constraints. Problems are: Problem set: 0 solved, 2098 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:14:49] [INFO ] Deduced a trap composed of 3 places in 187 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:14:49] [INFO ] Deduced a trap composed of 3 places in 124 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:14:49] [INFO ] Deduced a trap composed of 3 places in 104 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:14:49] [INFO ] Deduced a trap composed of 3 places in 109 ms of which 29 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:14:49] [INFO ] Deduced a trap composed of 3 places in 52 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:14:49] [INFO ] Deduced a trap composed of 3 places in 63 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:14:50] [INFO ] Deduced a trap composed of 42 places in 124 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:14:51] [INFO ] Deduced a trap composed of 43 places in 147 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:14:51] [INFO ] Deduced a trap composed of 42 places in 150 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:14:51] [INFO ] Deduced a trap composed of 42 places in 137 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:14:51] [INFO ] Deduced a trap composed of 42 places in 148 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:14:52] [INFO ] Deduced a trap composed of 42 places in 167 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:14:52] [INFO ] Deduced a trap composed of 11 places in 80 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:14:52] [INFO ] Deduced a trap composed of 42 places in 166 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:14:53] [INFO ] Deduced a trap composed of 29 places in 82 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:14:53] [INFO ] Deduced a trap composed of 17 places in 176 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:14:53] [INFO ] Deduced a trap composed of 13 places in 115 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:14:54] [INFO ] Deduced a trap composed of 64 places in 207 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:14:54] [INFO ] Deduced a trap composed of 68 places in 195 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:14:54] [INFO ] Deduced a trap composed of 68 places in 180 ms of which 20 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/394 variables, 20/45 constraints. Problems are: Problem set: 0 solved, 2098 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:14:58] [INFO ] Deduced a trap composed of 3 places in 52 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:14:59] [INFO ] Deduced a trap composed of 70 places in 149 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:15:00] [INFO ] Deduced a trap composed of 42 places in 180 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:15:01] [INFO ] Deduced a trap composed of 15 places in 146 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:15:02] [INFO ] Deduced a trap composed of 48 places in 143 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:15:02] [INFO ] Deduced a trap composed of 19 places in 80 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:15:03] [INFO ] Deduced a trap composed of 62 places in 182 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:15:04] [INFO ] Deduced a trap composed of 17 places in 157 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:15:05] [INFO ] Deduced a trap composed of 15 places in 203 ms of which 15 ms to minimize.
SMT process timed out in 30668ms, After SMT, problems are : Problem set: 0 solved, 2098 unsolved
Search for dead transitions found 0 dead transitions in 30671ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 33396 ms. Remains : 394/394 places, 2106/2106 transitions.
Attempting over-approximation, by ignoring read arcs.
Graph (trivial) has 1915 edges and 394 vertex of which 63 / 394 are part of one of the 8 SCC in 0 ms
Free SCC test removed 55 places
Drop transitions (Empty/Sink Transition effects.) removed 211 transitions
Ensure Unique test removed 1402 transitions
Reduce isomorphic transitions removed 1613 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 77 transitions
Trivial Post-agglo rules discarded 77 transitions
Performed 77 trivial Post agglomeration. Transition count delta: 77
Iterating post reduction 0 with 77 rules applied. Total rules applied 78 place count 339 transition count 416
Reduce places removed 77 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 1 with 78 rules applied. Total rules applied 156 place count 262 transition count 415
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 157 place count 261 transition count 415
Performed 16 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 16 Pre rules applied. Total rules applied 157 place count 261 transition count 399
Deduced a syphon composed of 16 places in 0 ms
Ensure Unique test removed 7 places
Reduce places removed 23 places and 0 transitions.
Iterating global reduction 3 with 39 rules applied. Total rules applied 196 place count 238 transition count 399
Performed 110 Post agglomeration using F-continuation condition.Transition count delta: 110
Deduced a syphon composed of 110 places in 0 ms
Reduce places removed 110 places and 0 transitions.
Iterating global reduction 3 with 220 rules applied. Total rules applied 416 place count 128 transition count 289
Ensure Unique test removed 52 transitions
Reduce isomorphic transitions removed 52 transitions.
Iterating post reduction 3 with 52 rules applied. Total rules applied 468 place count 128 transition count 237
Performed 5 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 5 places in 0 ms
Reduce places removed 5 places and 0 transitions.
Iterating global reduction 4 with 10 rules applied. Total rules applied 478 place count 123 transition count 237
Drop transitions (Empty/Sink Transition effects.) removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 4 with 5 rules applied. Total rules applied 483 place count 123 transition count 232
Drop transitions (Redundant composition of simpler transitions.) removed 8 transitions
Redundant transition composition rules discarded 8 transitions
Iterating global reduction 5 with 8 rules applied. Total rules applied 491 place count 123 transition count 224
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: -1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 5 with 2 rules applied. Total rules applied 493 place count 122 transition count 225
Free-agglomeration rule applied 58 times.
Iterating global reduction 5 with 58 rules applied. Total rules applied 551 place count 122 transition count 167
Reduce places removed 58 places and 0 transitions.
Iterating post reduction 5 with 58 rules applied. Total rules applied 609 place count 64 transition count 167
Partial Free-agglomeration rule applied 8 times.
Drop transitions (Partial Free agglomeration) removed 8 transitions
Iterating global reduction 6 with 8 rules applied. Total rules applied 617 place count 64 transition count 167
Applied a total of 617 rules in 19 ms. Remains 64 /394 variables (removed 330) and now considering 167/2106 (removed 1939) transitions.
Running SMT prover for 4 properties.
// Phase 1: matrix 167 rows 64 cols
[2025-06-02 08:15:05] [INFO ] Computed 18 invariants in 1 ms
Starting Z3 with timeout 450.0 s and query timeout 45000.0 ms
[2025-06-02 08:15:05] [INFO ] [Real]Absence check using 17 positive place invariants in 5 ms returned sat
[2025-06-02 08:15:05] [INFO ] [Real]Absence check using 17 positive and 1 generalized place invariants in 1 ms returned sat
[2025-06-02 08:15:05] [INFO ] After 53ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:4
Starting Z3 with timeout 450.0 s and query timeout 45000.0 ms
[2025-06-02 08:15:05] [INFO ] [Nat]Absence check using 17 positive place invariants in 2 ms returned sat
[2025-06-02 08:15:05] [INFO ] [Nat]Absence check using 17 positive and 1 generalized place invariants in 0 ms returned sat
[2025-06-02 08:15:05] [INFO ] After 55ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :4
[2025-06-02 08:15:05] [INFO ] State equation strengthened by 5 read => feed constraints.
[2025-06-02 08:15:05] [INFO ] After 34ms SMT Verify possible using 5 Read/Feed constraints in natural domain returned unsat :0 sat :4
TRAPS : Iteration 0
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:15:05] [INFO ] Deduced a trap composed of 2 places in 41 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:15:05] [INFO ] Deduced a trap composed of 2 places in 31 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:15:05] [INFO ] Deduced a trap composed of 3 places in 34 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:15:05] [INFO ] Deduced a trap composed of 3 places in 26 ms of which 2 ms to minimize.
[2025-06-02 08:15:05] [INFO ] Trap strengthening (SAT) tested/added 5/4 trap constraints in 165 ms
TRAPS : Iteration 1
[2025-06-02 08:15:05] [INFO ] After 276ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :4
[2025-06-02 08:15:05] [INFO ] After 409ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :4
Over-approximation ignoring read arcs solved 0 properties in 489 ms.
Knowledge obtained : [(AND (NOT p1) p0 (NOT p2)), (X (NOT (AND (NOT p2) p1 p0))), (X (NOT (AND p1 (NOT p0)))), (X (NOT (AND (NOT p2) p1 (NOT p0)))), (X (AND (NOT p1) p0)), (X (NOT (AND (NOT p1) (NOT p0)))), (X (NOT p2)), (X p0), (X (NOT p1)), (X (NOT (AND p1 p0))), (X (X (NOT (AND (NOT p2) p1 p0)))), (X (X (NOT (AND p1 (NOT p0))))), (X (X (NOT (AND (NOT p2) p1 (NOT p0))))), (X (X (AND (NOT p1) p0))), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X (AND (NOT p2) (NOT p1) p0))), (X (X (NOT p2))), (X (X (NOT (AND (NOT p2) (NOT p1) (NOT p0))))), (X (X p0)), (X (X (NOT p1))), (X (X (NOT (AND p1 p0))))]
False Knowledge obtained : [(F (NOT p0)), (F (NOT (OR p0 p1 p2))), (F (NOT (AND p0 (NOT p1) (NOT p2))))]
Knowledge based reduction with 21 factoid took 190 ms. Reduced automaton from 4 states, 10 edges and 3 AP (stutter sensitive) to 4 states, 10 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 134 ms :[(AND p1 (NOT p2)), (AND p1 (NOT p2)), (AND p1 (NOT p2)), (AND p1 (NOT p2))]
Stuttering acceptance computed with spot in 120 ms :[(AND p1 (NOT p2)), (AND p1 (NOT p2)), (AND p1 (NOT p2)), (AND p1 (NOT p2))]
Support contains 7 out of 394 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 394/394 places, 2106/2106 transitions.
Applied a total of 0 rules in 10 ms. Remains 394 /394 variables (removed 0) and now considering 2106/2106 (removed 0) transitions.
[2025-06-02 08:15:06] [INFO ] Flow matrix only has 658 transitions (discarded 1448 similar events)
// Phase 1: matrix 658 rows 394 cols
[2025-06-02 08:15:06] [INFO ] Computed 25 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 08:15:06] [INFO ] Implicit Places using invariants in 454 ms returned []
[2025-06-02 08:15:06] [INFO ] Flow matrix only has 658 transitions (discarded 1448 similar events)
[2025-06-02 08:15:06] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 08:15:06] [INFO ] State equation strengthened by 284 read => feed constraints.
[2025-06-02 08:15:08] [INFO ] Implicit Places using invariants and state equation in 2096 ms returned []
Implicit Place search using SMT with State Equation took 2592 ms to find 0 implicit places.
Running 2098 sub problems to find dead transitions.
[2025-06-02 08:15:08] [INFO ] Flow matrix only has 658 transitions (discarded 1448 similar events)
[2025-06-02 08:15:08] [INFO ] Invariant cache hit.
[2025-06-02 08:15:08] [INFO ] State equation strengthened by 284 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/394 variables, 17/17 constraints. Problems are: Problem set: 0 solved, 2098 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/394 variables, 8/25 constraints. Problems are: Problem set: 0 solved, 2098 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:15:23] [INFO ] Deduced a trap composed of 3 places in 203 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:15:23] [INFO ] Deduced a trap composed of 3 places in 118 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:15:23] [INFO ] Deduced a trap composed of 3 places in 108 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:15:23] [INFO ] Deduced a trap composed of 3 places in 95 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:15:23] [INFO ] Deduced a trap composed of 3 places in 83 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:15:24] [INFO ] Deduced a trap composed of 3 places in 54 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:15:24] [INFO ] Deduced a trap composed of 42 places in 138 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:15:25] [INFO ] Deduced a trap composed of 43 places in 163 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:15:25] [INFO ] Deduced a trap composed of 42 places in 169 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:15:25] [INFO ] Deduced a trap composed of 42 places in 268 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:15:26] [INFO ] Deduced a trap composed of 42 places in 132 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:15:26] [INFO ] Deduced a trap composed of 42 places in 133 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:15:26] [INFO ] Deduced a trap composed of 11 places in 82 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:15:26] [INFO ] Deduced a trap composed of 42 places in 164 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:15:27] [INFO ] Deduced a trap composed of 29 places in 87 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:15:27] [INFO ] Deduced a trap composed of 17 places in 177 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:15:27] [INFO ] Deduced a trap composed of 13 places in 101 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:15:28] [INFO ] Deduced a trap composed of 64 places in 203 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:15:28] [INFO ] Deduced a trap composed of 68 places in 201 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:15:28] [INFO ] Deduced a trap composed of 68 places in 197 ms of which 20 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/394 variables, 20/45 constraints. Problems are: Problem set: 0 solved, 2098 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:15:32] [INFO ] Deduced a trap composed of 3 places in 57 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:15:33] [INFO ] Deduced a trap composed of 70 places in 155 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:15:35] [INFO ] Deduced a trap composed of 42 places in 165 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:15:35] [INFO ] Deduced a trap composed of 15 places in 152 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:15:36] [INFO ] Deduced a trap composed of 48 places in 134 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:15:36] [INFO ] Deduced a trap composed of 19 places in 75 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:15:38] [INFO ] Deduced a trap composed of 62 places in 204 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:15:38] [INFO ] Deduced a trap composed of 17 places in 143 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:15:39] [INFO ] Deduced a trap composed of 15 places in 183 ms of which 14 ms to minimize.
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 394/1052 variables, and 54 constraints, problems are : Problem set: 0 solved, 2098 unsolved in 30043 ms.
Refiners :[Positive P Invariants (semi-flows): 17/17 constraints, Generalized P Invariants (flows): 8/8 constraints, State Equation: 0/394 constraints, ReadFeed: 0/284 constraints, PredecessorRefiner: 2098/2098 constraints, Known Traps: 29/29 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2098 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/394 variables, 17/17 constraints. Problems are: Problem set: 0 solved, 2098 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/394 variables, 8/25 constraints. Problems are: Problem set: 0 solved, 2098 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/394 variables, 29/54 constraints. Problems are: Problem set: 0 solved, 2098 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:15:45] [INFO ] Deduced a trap composed of 70 places in 146 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:15:47] [INFO ] Deduced a trap composed of 63 places in 156 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:15:47] [INFO ] Deduced a trap composed of 59 places in 174 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:15:52] [INFO ] Deduced a trap composed of 61 places in 175 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:15:52] [INFO ] Deduced a trap composed of 57 places in 205 ms of which 30 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:15:52] [INFO ] Deduced a trap composed of 57 places in 197 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:15:52] [INFO ] Deduced a trap composed of 58 places in 196 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:15:53] [INFO ] Deduced a trap composed of 61 places in 179 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:15:53] [INFO ] Deduced a trap composed of 23 places in 72 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:15:55] [INFO ] Deduced a trap composed of 46 places in 198 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:15:56] [INFO ] Deduced a trap composed of 27 places in 75 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:15:57] [INFO ] Deduced a trap composed of 47 places in 170 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:15:57] [INFO ] Deduced a trap composed of 59 places in 176 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:15:57] [INFO ] Deduced a trap composed of 66 places in 176 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:15:57] [INFO ] Deduced a trap composed of 58 places in 196 ms of which 28 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:15:58] [INFO ] Deduced a trap composed of 25 places in 176 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:15:58] [INFO ] Deduced a trap composed of 59 places in 197 ms of which 31 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:15:58] [INFO ] Deduced a trap composed of 68 places in 191 ms of which 31 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:15:59] [INFO ] Deduced a trap composed of 58 places in 207 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:15:59] [INFO ] Deduced a trap composed of 61 places in 207 ms of which 26 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/394 variables, 20/74 constraints. Problems are: Problem set: 0 solved, 2098 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 394/1052 variables, and 74 constraints, problems are : Problem set: 0 solved, 2098 unsolved in 30037 ms.
Refiners :[Positive P Invariants (semi-flows): 17/17 constraints, Generalized P Invariants (flows): 8/8 constraints, State Equation: 0/394 constraints, ReadFeed: 0/284 constraints, PredecessorRefiner: 0/2098 constraints, Known Traps: 49/49 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60741ms problems are : Problem set: 0 solved, 2098 unsolved
Search for dead transitions found 0 dead transitions in 60744ms
Finished structural reductions in LTL mode , in 1 iterations and 63349 ms. Remains : 394/394 places, 2106/2106 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND (NOT p2) p0 (NOT p1)), (X (NOT (AND p0 p1 (NOT p2)))), (X (NOT p2)), (X (NOT (AND (NOT p0) p1 (NOT p2)))), (X p0), (X (NOT p1)), (X (X (NOT (AND (NOT p0) (NOT p1) (NOT p2))))), (X (X (AND p0 (NOT p1) (NOT p2)))), (X (X (NOT (AND p0 p1 (NOT p2))))), (X (X (NOT p2))), (X (X (NOT (AND (NOT p0) p1 (NOT p2))))), (X (X p0)), (X (X (NOT p1)))]
False Knowledge obtained : []
Knowledge based reduction with 13 factoid took 162 ms. Reduced automaton from 4 states, 10 edges and 3 AP (stutter sensitive) to 4 states, 10 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 200 ms :[(AND p1 (NOT p2)), (AND p1 (NOT p2)), (AND p1 (NOT p2)), (AND p1 (NOT p2))]
RANDOM walk for 40000 steps (8 resets) in 230 ms. (173 steps per ms) remains 4/7 properties
BEST_FIRST walk for 40004 steps (8 resets) in 37 ms. (1052 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 34 ms. (1142 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 32 ms. (1212 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 30 ms. (1290 steps per ms) remains 4/4 properties
[2025-06-02 08:16:10] [INFO ] Flow matrix only has 658 transitions (discarded 1448 similar events)
[2025-06-02 08:16:10] [INFO ] Invariant cache hit.
[2025-06-02 08:16:10] [INFO ] State equation strengthened by 284 read => feed constraints.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 178/185 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/185 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (OVERLAPS) 10/195 variables, 2/9 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/195 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (OVERLAPS) 45/240 variables, 5/14 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:16:10] [INFO ] Deduced a trap composed of 3 places in 50 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:16:10] [INFO ] Deduced a trap composed of 19 places in 78 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:16:10] [INFO ] Deduced a trap composed of 3 places in 55 ms of which 3 ms to minimize.
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/240 variables, 3/17 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/240 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 8 (OVERLAPS) 10/250 variables, 2/19 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/250 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 10 (OVERLAPS) 454/704 variables, 250/269 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/704 variables, 120/389 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/704 variables, 0/389 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 13 (OVERLAPS) 66/770 variables, 30/419 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/770 variables, 21/440 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/770 variables, 0/440 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 16 (OVERLAPS) 108/878 variables, 6/446 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/878 variables, 0/446 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 18 (OVERLAPS) 6/884 variables, 3/449 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/884 variables, 0/449 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 20 (OVERLAPS) 168/1052 variables, 114/563 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/1052 variables, 143/706 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/1052 variables, 0/706 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 23 (OVERLAPS) 0/1052 variables, 0/706 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1052/1052 variables, and 706 constraints, problems are : Problem set: 0 solved, 4 unsolved in 1082 ms.
Refiners :[Positive P Invariants (semi-flows): 17/17 constraints, Generalized P Invariants (flows): 8/8 constraints, State Equation: 394/394 constraints, ReadFeed: 284/284 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 4 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 178/185 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/185 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (OVERLAPS) 10/195 variables, 2/9 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/195 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (OVERLAPS) 45/240 variables, 5/14 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/240 variables, 3/17 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/240 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 8 (OVERLAPS) 10/250 variables, 2/19 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:16:11] [INFO ] Deduced a trap composed of 17 places in 73 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:16:11] [INFO ] Deduced a trap composed of 15 places in 73 ms of which 4 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/250 variables, 2/21 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/250 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 11 (OVERLAPS) 454/704 variables, 250/271 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/704 variables, 120/391 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:16:11] [INFO ] Deduced a trap composed of 3 places in 52 ms of which 3 ms to minimize.
At refinement iteration 13 (INCLUDED_ONLY) 0/704 variables, 1/392 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/704 variables, 0/392 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 15 (OVERLAPS) 66/770 variables, 30/422 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/770 variables, 21/443 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:16:12] [INFO ] Deduced a trap composed of 23 places in 65 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:16:12] [INFO ] Deduced a trap composed of 3 places in 41 ms of which 2 ms to minimize.
At refinement iteration 17 (INCLUDED_ONLY) 0/770 variables, 2/445 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/770 variables, 0/445 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 19 (OVERLAPS) 108/878 variables, 6/451 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/878 variables, 0/451 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 21 (OVERLAPS) 6/884 variables, 3/454 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/884 variables, 4/458 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:16:12] [INFO ] Deduced a trap composed of 11 places in 116 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:16:13] [INFO ] Deduced a trap composed of 13 places in 98 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:16:13] [INFO ] Deduced a trap composed of 3 places in 89 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:16:13] [INFO ] Deduced a trap composed of 21 places in 93 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:16:13] [INFO ] Deduced a trap composed of 3 places in 77 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:16:13] [INFO ] Deduced a trap composed of 25 places in 67 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:16:13] [INFO ] Deduced a trap composed of 3 places in 51 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:16:13] [INFO ] Deduced a trap composed of 15 places in 112 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:16:13] [INFO ] Deduced a trap composed of 23 places in 91 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:16:13] [INFO ] Deduced a trap composed of 25 places in 70 ms of which 4 ms to minimize.
At refinement iteration 23 (INCLUDED_ONLY) 0/884 variables, 10/468 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/884 variables, 0/468 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 25 (OVERLAPS) 168/1052 variables, 114/582 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/1052 variables, 143/725 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 27 (INCLUDED_ONLY) 0/1052 variables, 0/725 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 28 (OVERLAPS) 0/1052 variables, 0/725 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1052/1052 variables, and 725 constraints, problems are : Problem set: 0 solved, 4 unsolved in 3939 ms.
Refiners :[Positive P Invariants (semi-flows): 17/17 constraints, Generalized P Invariants (flows): 8/8 constraints, State Equation: 394/394 constraints, ReadFeed: 284/284 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 18/18 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 5033ms problems are : Problem set: 0 solved, 4 unsolved
Parikh walk visited 0 properties in 1370 ms.
Support contains 7 out of 394 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 394/394 places, 2106/2106 transitions.
Applied a total of 0 rules in 59 ms. Remains 394 /394 variables (removed 0) and now considering 2106/2106 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 59 ms. Remains : 394/394 places, 2106/2106 transitions.
RANDOM walk for 40000 steps (8 resets) in 213 ms. (186 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 67 ms. (588 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 81 ms. (487 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 47 ms. (833 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 38 ms. (1025 steps per ms) remains 4/4 properties
Interrupted probabilistic random walk after 244908 steps, run timeout after 3001 ms. (steps per millisecond=81 ) properties seen :0 out of 4
Probabilistic random walk after 244908 steps, saw 139867 distinct states, run finished after 3001 ms. (steps per millisecond=81 ) properties seen :0
[2025-06-02 08:16:19] [INFO ] Flow matrix only has 658 transitions (discarded 1448 similar events)
[2025-06-02 08:16:19] [INFO ] Invariant cache hit.
[2025-06-02 08:16:19] [INFO ] State equation strengthened by 284 read => feed constraints.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 178/185 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/185 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (OVERLAPS) 10/195 variables, 2/9 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/195 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (OVERLAPS) 45/240 variables, 5/14 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:16:19] [INFO ] Deduced a trap composed of 3 places in 51 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:16:19] [INFO ] Deduced a trap composed of 19 places in 69 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:16:20] [INFO ] Deduced a trap composed of 3 places in 44 ms of which 2 ms to minimize.
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/240 variables, 3/17 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/240 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 8 (OVERLAPS) 10/250 variables, 2/19 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/250 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 10 (OVERLAPS) 454/704 variables, 250/269 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/704 variables, 120/389 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/704 variables, 0/389 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 13 (OVERLAPS) 66/770 variables, 30/419 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/770 variables, 21/440 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/770 variables, 0/440 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 16 (OVERLAPS) 108/878 variables, 6/446 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/878 variables, 0/446 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 18 (OVERLAPS) 6/884 variables, 3/449 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/884 variables, 0/449 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 20 (OVERLAPS) 168/1052 variables, 114/563 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/1052 variables, 143/706 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/1052 variables, 0/706 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 23 (OVERLAPS) 0/1052 variables, 0/706 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1052/1052 variables, and 706 constraints, problems are : Problem set: 0 solved, 4 unsolved in 1087 ms.
Refiners :[Positive P Invariants (semi-flows): 17/17 constraints, Generalized P Invariants (flows): 8/8 constraints, State Equation: 394/394 constraints, ReadFeed: 284/284 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 4 unsolved
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 178/185 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/185 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (OVERLAPS) 10/195 variables, 2/9 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/195 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (OVERLAPS) 45/240 variables, 5/14 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/240 variables, 3/17 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/240 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 8 (OVERLAPS) 10/250 variables, 2/19 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:16:21] [INFO ] Deduced a trap composed of 17 places in 77 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:16:21] [INFO ] Deduced a trap composed of 15 places in 72 ms of which 4 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/250 variables, 2/21 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/250 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 11 (OVERLAPS) 454/704 variables, 250/271 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/704 variables, 120/391 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:16:21] [INFO ] Deduced a trap composed of 3 places in 50 ms of which 2 ms to minimize.
At refinement iteration 13 (INCLUDED_ONLY) 0/704 variables, 1/392 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/704 variables, 0/392 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 15 (OVERLAPS) 66/770 variables, 30/422 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/770 variables, 21/443 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:16:21] [INFO ] Deduced a trap composed of 23 places in 71 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:16:21] [INFO ] Deduced a trap composed of 3 places in 45 ms of which 2 ms to minimize.
At refinement iteration 17 (INCLUDED_ONLY) 0/770 variables, 2/445 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/770 variables, 0/445 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 19 (OVERLAPS) 108/878 variables, 6/451 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/878 variables, 0/451 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 21 (OVERLAPS) 6/884 variables, 3/454 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/884 variables, 4/458 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:16:22] [INFO ] Deduced a trap composed of 11 places in 126 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:16:22] [INFO ] Deduced a trap composed of 13 places in 101 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:16:22] [INFO ] Deduced a trap composed of 3 places in 91 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:16:22] [INFO ] Deduced a trap composed of 21 places in 98 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:16:23] [INFO ] Deduced a trap composed of 3 places in 77 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:16:23] [INFO ] Deduced a trap composed of 25 places in 69 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:16:23] [INFO ] Deduced a trap composed of 3 places in 42 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:16:23] [INFO ] Deduced a trap composed of 15 places in 114 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:16:23] [INFO ] Deduced a trap composed of 23 places in 97 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:16:23] [INFO ] Deduced a trap composed of 25 places in 71 ms of which 3 ms to minimize.
At refinement iteration 23 (INCLUDED_ONLY) 0/884 variables, 10/468 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/884 variables, 0/468 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 25 (OVERLAPS) 168/1052 variables, 114/582 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/1052 variables, 143/725 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 27 (INCLUDED_ONLY) 0/1052 variables, 0/725 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 28 (OVERLAPS) 0/1052 variables, 0/725 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1052/1052 variables, and 725 constraints, problems are : Problem set: 0 solved, 4 unsolved in 3868 ms.
Refiners :[Positive P Invariants (semi-flows): 17/17 constraints, Generalized P Invariants (flows): 8/8 constraints, State Equation: 394/394 constraints, ReadFeed: 284/284 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 18/18 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 4966ms problems are : Problem set: 0 solved, 4 unsolved
Parikh walk visited 0 properties in 1272 ms.
Support contains 7 out of 394 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 394/394 places, 2106/2106 transitions.
Applied a total of 0 rules in 53 ms. Remains 394 /394 variables (removed 0) and now considering 2106/2106 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 54 ms. Remains : 394/394 places, 2106/2106 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 394/394 places, 2106/2106 transitions.
Applied a total of 0 rules in 52 ms. Remains 394 /394 variables (removed 0) and now considering 2106/2106 (removed 0) transitions.
[2025-06-02 08:16:26] [INFO ] Flow matrix only has 658 transitions (discarded 1448 similar events)
[2025-06-02 08:16:26] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 08:16:26] [INFO ] Implicit Places using invariants in 434 ms returned []
[2025-06-02 08:16:26] [INFO ] Flow matrix only has 658 transitions (discarded 1448 similar events)
[2025-06-02 08:16:26] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 08:16:26] [INFO ] State equation strengthened by 284 read => feed constraints.
[2025-06-02 08:16:28] [INFO ] Implicit Places using invariants and state equation in 2078 ms returned []
Implicit Place search using SMT with State Equation took 2514 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-02 08:16:28] [INFO ] Redundant transitions in 50 ms returned []
Running 2098 sub problems to find dead transitions.
[2025-06-02 08:16:28] [INFO ] Flow matrix only has 658 transitions (discarded 1448 similar events)
[2025-06-02 08:16:28] [INFO ] Invariant cache hit.
[2025-06-02 08:16:28] [INFO ] State equation strengthened by 284 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/394 variables, 17/17 constraints. Problems are: Problem set: 0 solved, 2098 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/394 variables, 8/25 constraints. Problems are: Problem set: 0 solved, 2098 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:16:43] [INFO ] Deduced a trap composed of 3 places in 181 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:16:43] [INFO ] Deduced a trap composed of 3 places in 126 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:16:43] [INFO ] Deduced a trap composed of 3 places in 106 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:16:43] [INFO ] Deduced a trap composed of 3 places in 98 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:16:43] [INFO ] Deduced a trap composed of 3 places in 69 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:16:43] [INFO ] Deduced a trap composed of 3 places in 66 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:16:43] [INFO ] Deduced a trap composed of 42 places in 132 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:16:45] [INFO ] Deduced a trap composed of 43 places in 161 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:16:45] [INFO ] Deduced a trap composed of 42 places in 154 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:16:45] [INFO ] Deduced a trap composed of 42 places in 147 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:16:46] [INFO ] Deduced a trap composed of 42 places in 247 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:16:46] [INFO ] Deduced a trap composed of 42 places in 133 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:16:46] [INFO ] Deduced a trap composed of 11 places in 72 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:16:46] [INFO ] Deduced a trap composed of 42 places in 151 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:16:47] [INFO ] Deduced a trap composed of 29 places in 156 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:16:47] [INFO ] Deduced a trap composed of 17 places in 155 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:16:47] [INFO ] Deduced a trap composed of 13 places in 110 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:16:48] [INFO ] Deduced a trap composed of 64 places in 210 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:16:48] [INFO ] Deduced a trap composed of 68 places in 194 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:16:48] [INFO ] Deduced a trap composed of 68 places in 192 ms of which 20 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/394 variables, 20/45 constraints. Problems are: Problem set: 0 solved, 2098 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:16:52] [INFO ] Deduced a trap composed of 3 places in 96 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:16:53] [INFO ] Deduced a trap composed of 70 places in 145 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:16:55] [INFO ] Deduced a trap composed of 42 places in 175 ms of which 34 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:16:56] [INFO ] Deduced a trap composed of 15 places in 149 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:16:57] [INFO ] Deduced a trap composed of 48 places in 154 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:16:57] [INFO ] Deduced a trap composed of 19 places in 102 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:16:58] [INFO ] Deduced a trap composed of 62 places in 159 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:16:59] [INFO ] Deduced a trap composed of 17 places in 159 ms of which 14 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 394/1052 variables, and 53 constraints, problems are : Problem set: 0 solved, 2098 unsolved in 30032 ms.
Refiners :[Positive P Invariants (semi-flows): 17/17 constraints, Generalized P Invariants (flows): 8/8 constraints, State Equation: 0/394 constraints, ReadFeed: 0/284 constraints, PredecessorRefiner: 2098/2098 constraints, Known Traps: 28/28 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2098 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/394 variables, 17/17 constraints. Problems are: Problem set: 0 solved, 2098 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/394 variables, 8/25 constraints. Problems are: Problem set: 0 solved, 2098 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/394 variables, 28/53 constraints. Problems are: Problem set: 0 solved, 2098 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:17:07] [INFO ] Deduced a trap composed of 59 places in 170 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:17:07] [INFO ] Deduced a trap composed of 63 places in 158 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:17:07] [INFO ] Deduced a trap composed of 55 places in 174 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:17:08] [INFO ] Deduced a trap composed of 70 places in 173 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 08:17:08] [INFO ] Deduced a trap composed of 46 places in 151 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms

BK_TIME_CONFINEMENT_REACHED

--------------------
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_1.0.0.202505121319.jar
+ VERSION=202505121319
+ echo 'Running Version 202505121319'
+ /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