Execution Chart

We display below the execution chart for this examination (boot time has been removed).

Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r014-tall-174853743500192.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)
.................
=====================================================================
Generated by BenchKit 2-5832
Executing tool gold2024
Input is ASLink-PT-02b, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r014-tall-174853743500192
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 800K
-rw-r--r-- 1 mcc users 6.2K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 65K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 4.4K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 36K May 29 14:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 29 14:32 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 3.4K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 24K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.2K 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 9.5K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 97K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 7.1K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 57K May 29 14:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K May 29 14:47 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.9K 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 4 May 29 14:32 instance
-rw-r--r-- 1 mcc users 6 May 29 14:32 iscolored
-rw-r--r-- 1 mcc users 417K 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

FORMULA_NAME QuasiLiveness

=== Now, execution of the tool begins

BK_START 1748544797069

Invoking MCC driver with
BK_TOOL=gold2024
BK_EXAMINATION=QuasiLiveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=ASLink-PT-02b
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool greatspn
Invoking reducer
Running Version 202405141337
[2025-05-29 18:53:18] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -timeout, 180, -rebuildPNML]
[2025-05-29 18:53:18] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-05-29 18:53:18] [INFO ] Load time of PNML (sax parser for PT used): 133 ms
[2025-05-29 18:53:18] [INFO ] Transformed 1242 places.
[2025-05-29 18:53:18] [INFO ] Transformed 1621 transitions.
[2025-05-29 18:53:18] [INFO ] Found NUPN structural information;
[2025-05-29 18:53:18] [INFO ] Parsed PT model containing 1242 places and 1621 transitions and 5041 arcs in 249 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 1242/1242 places, 1621/1621 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 282 transitions
Trivial Post-agglo rules discarded 282 transitions
Performed 282 trivial Post agglomeration. Transition count delta: 282
Iterating post reduction 0 with 282 rules applied. Total rules applied 282 place count 1242 transition count 1339
Reduce places removed 282 places and 0 transitions.
Ensure Unique test removed 10 transitions
Reduce isomorphic transitions removed 10 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 4 transitions
Trivial Post-agglo rules discarded 4 transitions
Performed 4 trivial Post agglomeration. Transition count delta: 4
Iterating post reduction 1 with 296 rules applied. Total rules applied 578 place count 960 transition count 1325
Reduce places removed 4 places and 0 transitions.
Iterating post reduction 2 with 4 rules applied. Total rules applied 582 place count 956 transition count 1325
Performed 284 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 284 Pre rules applied. Total rules applied 582 place count 956 transition count 1041
Deduced a syphon composed of 284 places in 12 ms
Ensure Unique test removed 23 places
Reduce places removed 307 places and 0 transitions.
Iterating global reduction 3 with 591 rules applied. Total rules applied 1173 place count 649 transition count 1041
Discarding 2 places :
Implicit places reduction removed 2 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 16 transitions
Trivial Post-agglo rules discarded 16 transitions
Performed 16 trivial Post agglomeration. Transition count delta: 16
Iterating post reduction 3 with 18 rules applied. Total rules applied 1191 place count 647 transition count 1025
Reduce places removed 16 places and 0 transitions.
Iterating post reduction 4 with 16 rules applied. Total rules applied 1207 place count 631 transition count 1025
Performed 8 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 5 with 8 Pre rules applied. Total rules applied 1207 place count 631 transition count 1017
Deduced a syphon composed of 8 places in 3 ms
Ensure Unique test removed 8 places
Reduce places removed 16 places and 0 transitions.
Iterating global reduction 5 with 24 rules applied. Total rules applied 1231 place count 615 transition count 1017
Performed 8 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 5 with 8 Pre rules applied. Total rules applied 1231 place count 615 transition count 1009
Deduced a syphon composed of 8 places in 4 ms
Reduce places removed 8 places and 0 transitions.
Iterating global reduction 5 with 16 rules applied. Total rules applied 1247 place count 607 transition count 1009
Performed 118 Post agglomeration using F-continuation condition.Transition count delta: 118
Deduced a syphon composed of 118 places in 3 ms
Ensure Unique test removed 1 places
Reduce places removed 119 places and 0 transitions.
Iterating global reduction 5 with 237 rules applied. Total rules applied 1484 place count 488 transition count 891
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: -12
Deduced a syphon composed of 2 places in 2 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 5 with 4 rules applied. Total rules applied 1488 place count 486 transition count 903
Applied a total of 1488 rules in 211 ms. Remains 486 /1242 variables (removed 756) and now considering 903/1621 (removed 718) transitions.
// Phase 1: matrix 903 rows 486 cols
[2025-05-29 18:53:18] [INFO ] Computed 87 invariants in 51 ms
[2025-05-29 18:53:19] [INFO ] Implicit Places using invariants in 667 ms returned [1, 19, 20, 21, 25, 55, 73, 155, 169, 170, 171, 172, 192, 210, 292, 297, 308, 309, 310, 311, 312, 347, 349, 353, 371, 372, 373, 374, 387, 393, 399, 405, 411, 417, 423, 429, 435, 441, 447, 485]
Discarding 40 places :
Implicit Place search using SMT only with invariants took 699 ms to find 40 implicit places.
Starting structural reductions in LIVENESS mode, iteration 1 : 446/1242 places, 903/1621 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 53 transitions
Trivial Post-agglo rules discarded 53 transitions
Performed 53 trivial Post agglomeration. Transition count delta: 53
Iterating post reduction 0 with 53 rules applied. Total rules applied 53 place count 446 transition count 850
Reduce places removed 53 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 1 with 55 rules applied. Total rules applied 108 place count 393 transition count 848
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 109 place count 392 transition count 848
Performed 22 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 22 Pre rules applied. Total rules applied 109 place count 392 transition count 826
Deduced a syphon composed of 22 places in 2 ms
Ensure Unique test removed 1 places
Reduce places removed 23 places and 0 transitions.
Iterating global reduction 3 with 45 rules applied. Total rules applied 154 place count 369 transition count 826
Discarding 3 places :
Implicit places reduction removed 3 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 4 transitions
Trivial Post-agglo rules discarded 4 transitions
Performed 4 trivial Post agglomeration. Transition count delta: 4
Iterating post reduction 3 with 7 rules applied. Total rules applied 161 place count 366 transition count 822
Reduce places removed 4 places and 0 transitions.
Iterating post reduction 4 with 4 rules applied. Total rules applied 165 place count 362 transition count 822
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 5 with 1 Pre rules applied. Total rules applied 165 place count 362 transition count 821
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 5 with 2 rules applied. Total rules applied 167 place count 361 transition count 821
Performed 37 Post agglomeration using F-continuation condition.Transition count delta: 37
Deduced a syphon composed of 37 places in 2 ms
Reduce places removed 37 places and 0 transitions.
Iterating global reduction 5 with 74 rules applied. Total rules applied 241 place count 324 transition count 784
Ensure Unique test removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 5 with 5 rules applied. Total rules applied 246 place count 324 transition count 779
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 6 with 2 rules applied. Total rules applied 248 place count 323 transition count 779
Applied a total of 248 rules in 37 ms. Remains 323 /446 variables (removed 123) and now considering 779/903 (removed 124) transitions.
// Phase 1: matrix 779 rows 323 cols
[2025-05-29 18:53:19] [INFO ] Computed 43 invariants in 7 ms
[2025-05-29 18:53:19] [INFO ] Implicit Places using invariants in 239 ms returned [98, 104, 109, 110, 197, 203, 208, 209, 214, 308, 311, 314, 317, 320]
Discarding 14 places :
Implicit Place search using SMT only with invariants took 242 ms to find 14 implicit places.
Starting structural reductions in LIVENESS mode, iteration 2 : 309/1242 places, 779/1621 transitions.
Performed 13 Post agglomeration using F-continuation condition.Transition count delta: 13
Deduced a syphon composed of 13 places in 0 ms
Reduce places removed 13 places and 0 transitions.
Iterating global reduction 0 with 26 rules applied. Total rules applied 26 place count 296 transition count 766
Applied a total of 26 rules in 8 ms. Remains 296 /309 variables (removed 13) and now considering 766/779 (removed 13) transitions.
// Phase 1: matrix 766 rows 296 cols
[2025-05-29 18:53:19] [INFO ] Computed 29 invariants in 7 ms
[2025-05-29 18:53:19] [INFO ] Implicit Places using invariants in 218 ms returned []
[2025-05-29 18:53:19] [INFO ] Invariant cache hit.
[2025-05-29 18:53:20] [INFO ] Implicit Places using invariants and state equation in 681 ms returned []
Implicit Place search using SMT with State Equation took 903 ms to find 0 implicit places.
Starting structural reductions in LIVENESS mode, iteration 3 : 296/1242 places, 766/1621 transitions.
Finished structural reductions in LIVENESS mode , in 3 iterations and 2118 ms. Remains : 296/1242 places, 766/1621 transitions.
Discarding 44 transitions out of 766. Remains 722
Initial state reduction rules removed 1 formulas.
RANDOM walk for 40000 steps (848 resets) in 2552 ms. (15 steps per ms) remains 480/721 properties
BEST_FIRST walk for 404 steps (8 resets) in 6 ms. (57 steps per ms) remains 480/480 properties
BEST_FIRST walk for 404 steps (8 resets) in 6 ms. (57 steps per ms) remains 480/480 properties
BEST_FIRST walk for 403 steps (8 resets) in 7 ms. (50 steps per ms) remains 480/480 properties
BEST_FIRST walk for 403 steps (8 resets) in 7 ms. (50 steps per ms) remains 480/480 properties
BEST_FIRST walk for 403 steps (8 resets) in 12 ms. (31 steps per ms) remains 480/480 properties
BEST_FIRST walk for 402 steps (8 resets) in 18 ms. (21 steps per ms) remains 480/480 properties
BEST_FIRST walk for 403 steps (8 resets) in 12 ms. (31 steps per ms) remains 480/480 properties
BEST_FIRST walk for 403 steps (8 resets) in 10 ms. (36 steps per ms) remains 480/480 properties
BEST_FIRST walk for 403 steps (8 resets) in 6 ms. (57 steps per ms) remains 480/480 properties
BEST_FIRST walk for 402 steps (8 resets) in 13 ms. (28 steps per ms) remains 480/480 properties
BEST_FIRST walk for 401 steps (8 resets) in 11 ms. (33 steps per ms) remains 480/480 properties
BEST_FIRST walk for 401 steps (8 resets) in 12 ms. (30 steps per ms) remains 480/480 properties
BEST_FIRST walk for 401 steps (8 resets) in 29 ms. (13 steps per ms) remains 480/480 properties
BEST_FIRST walk for 404 steps (8 resets) in 7 ms. (50 steps per ms) remains 480/480 properties
BEST_FIRST walk for 403 steps (8 resets) in 7 ms. (50 steps per ms) remains 480/480 properties
BEST_FIRST walk for 403 steps (8 resets) in 6 ms. (57 steps per ms) remains 480/480 properties
BEST_FIRST walk for 402 steps (8 resets) in 5 ms. (67 steps per ms) remains 480/480 properties
BEST_FIRST walk for 403 steps (8 resets) in 9 ms. (40 steps per ms) remains 480/480 properties
BEST_FIRST walk for 403 steps (8 resets) in 7 ms. (50 steps per ms) remains 480/480 properties
BEST_FIRST walk for 402 steps (8 resets) in 6 ms. (57 steps per ms) remains 480/480 properties
BEST_FIRST walk for 401 steps (8 resets) in 7 ms. (50 steps per ms) remains 480/480 properties
BEST_FIRST walk for 401 steps (8 resets) in 6 ms. (57 steps per ms) remains 480/480 properties
BEST_FIRST walk for 402 steps (8 resets) in 6 ms. (57 steps per ms) remains 480/480 properties
BEST_FIRST walk for 401 steps (8 resets) in 6 ms. (57 steps per ms) remains 480/480 properties
BEST_FIRST walk for 403 steps (8 resets) in 6 ms. (57 steps per ms) remains 480/480 properties
BEST_FIRST walk for 403 steps (8 resets) in 6 ms. (57 steps per ms) remains 480/480 properties
BEST_FIRST walk for 403 steps (8 resets) in 5 ms. (67 steps per ms) remains 480/480 properties
BEST_FIRST walk for 403 steps (8 resets) in 7 ms. (50 steps per ms) remains 480/480 properties
BEST_FIRST walk for 402 steps (8 resets) in 6 ms. (57 steps per ms) remains 480/480 properties
BEST_FIRST walk for 404 steps (8 resets) in 6 ms. (57 steps per ms) remains 480/480 properties
BEST_FIRST walk for 402 steps (8 resets) in 6 ms. (57 steps per ms) remains 480/480 properties
BEST_FIRST walk for 403 steps (8 resets) in 5 ms. (67 steps per ms) remains 480/480 properties
BEST_FIRST walk for 402 steps (8 resets) in 6 ms. (57 steps per ms) remains 480/480 properties
BEST_FIRST walk for 403 steps (8 resets) in 6 ms. (57 steps per ms) remains 480/480 properties
BEST_FIRST walk for 402 steps (8 resets) in 8 ms. (44 steps per ms) remains 480/480 properties
BEST_FIRST walk for 403 steps (8 resets) in 6 ms. (57 steps per ms) remains 480/480 properties
BEST_FIRST walk for 403 steps (8 resets) in 6 ms. (57 steps per ms) remains 480/480 properties
BEST_FIRST walk for 404 steps (8 resets) in 8 ms. (44 steps per ms) remains 480/480 properties
BEST_FIRST walk for 403 steps (8 resets) in 8 ms. (44 steps per ms) remains 480/480 properties
BEST_FIRST walk for 404 steps (8 resets) in 9 ms. (40 steps per ms) remains 480/480 properties
BEST_FIRST walk for 403 steps (8 resets) in 6 ms. (57 steps per ms) remains 480/480 properties
BEST_FIRST walk for 403 steps (8 resets) in 6 ms. (57 steps per ms) remains 480/480 properties
BEST_FIRST walk for 402 steps (8 resets) in 7 ms. (50 steps per ms) remains 480/480 properties
BEST_FIRST walk for 404 steps (8 resets) in 7 ms. (50 steps per ms) remains 480/480 properties
BEST_FIRST walk for 401 steps (8 resets) in 6 ms. (57 steps per ms) remains 480/480 properties
BEST_FIRST walk for 403 steps (8 resets) in 6 ms. (57 steps per ms) remains 480/480 properties
BEST_FIRST walk for 402 steps (8 resets) in 5 ms. (67 steps per ms) remains 480/480 properties
BEST_FIRST walk for 402 steps (8 resets) in 4 ms. (80 steps per ms) remains 480/480 properties
BEST_FIRST walk for 403 steps (8 resets) in 4 ms. (80 steps per ms) remains 480/480 properties
BEST_FIRST walk for 402 steps (8 resets) in 9 ms. (40 steps per ms) remains 480/480 properties
[2025-05-29 18:53:21] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/158 variables, 158/158 constraints. Problems are: Problem set: 0 solved, 480 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/158 variables, 2/160 constraints. Problems are: Problem set: 0 solved, 480 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/158 variables, 0/160 constraints. Problems are: Problem set: 0 solved, 480 unsolved
At refinement iteration 3 (OVERLAPS) 87/245 variables, 12/172 constraints. Problems are: Problem set: 0 solved, 480 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/245 variables, 87/259 constraints. Problems are: Problem set: 0 solved, 480 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/245 variables, 1/260 constraints. Problems are: Problem set: 0 solved, 480 unsolved
[2025-05-29 18:53:27] [INFO ] Deduced a trap composed of 35 places in 96 ms of which 8 ms to minimize.
SMT process timed out in 5442ms, After SMT, problems are : Problem set: 0 solved, 480 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 158 out of 296 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 296/296 places, 766/766 transitions.
Discarding 16 places :
Symmetric choice reduction at 0 with 16 rule applications. Total rules 16 place count 280 transition count 750
Iterating global reduction 0 with 16 rules applied. Total rules applied 32 place count 280 transition count 750
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 34 place count 280 transition count 748
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 1 with 1 Pre rules applied. Total rules applied 34 place count 280 transition count 747
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 1 with 2 rules applied. Total rules applied 36 place count 279 transition count 747
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 37 place count 278 transition count 745
Iterating global reduction 1 with 1 rules applied. Total rules applied 38 place count 278 transition count 745
Free-agglomeration rule applied 10 times.
Iterating global reduction 1 with 10 rules applied. Total rules applied 48 place count 278 transition count 735
Reduce places removed 10 places and 0 transitions.
Iterating post reduction 1 with 10 rules applied. Total rules applied 58 place count 268 transition count 735
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 2 with 1 rules applied. Total rules applied 59 place count 268 transition count 734
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 60 place count 267 transition count 734
Applied a total of 60 rules in 92 ms. Remains 267 /296 variables (removed 29) and now considering 734/766 (removed 32) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 93 ms. Remains : 267/296 places, 734/766 transitions.
RANDOM walk for 4000000 steps (93578 resets) in 99142 ms. (40 steps per ms) remains 476/480 properties
BEST_FIRST walk for 40002 steps (382 resets) in 490 ms. (81 steps per ms) remains 476/476 properties
BEST_FIRST walk for 40003 steps (358 resets) in 593 ms. (67 steps per ms) remains 476/476 properties
BEST_FIRST walk for 40002 steps (357 resets) in 588 ms. (67 steps per ms) remains 476/476 properties
BEST_FIRST walk for 40004 steps (343 resets) in 627 ms. (63 steps per ms) remains 476/476 properties
BEST_FIRST walk for 40002 steps (346 resets) in 453 ms. (88 steps per ms) remains 476/476 properties
BEST_FIRST walk for 40003 steps (362 resets) in 516 ms. (77 steps per ms) remains 476/476 properties
BEST_FIRST walk for 40003 steps (360 resets) in 472 ms. (84 steps per ms) remains 476/476 properties
BEST_FIRST walk for 40001 steps (353 resets) in 427 ms. (93 steps per ms) remains 476/476 properties
BEST_FIRST walk for 40003 steps (359 resets) in 505 ms. (79 steps per ms) remains 476/476 properties
BEST_FIRST walk for 40002 steps (357 resets) in 388 ms. (102 steps per ms) remains 476/476 properties
BEST_FIRST walk for 40002 steps (354 resets) in 479 ms. (83 steps per ms) remains 476/476 properties
BEST_FIRST walk for 40004 steps (355 resets) in 458 ms. (87 steps per ms) remains 476/476 properties
BEST_FIRST walk for 40003 steps (362 resets) in 450 ms. (88 steps per ms) remains 476/476 properties
BEST_FIRST walk for 40003 steps (338 resets) in 443 ms. (90 steps per ms) remains 476/476 properties
BEST_FIRST walk for 40001 steps (371 resets) in 376 ms. (106 steps per ms) remains 476/476 properties
BEST_FIRST walk for 40003 steps (348 resets) in 381 ms. (104 steps per ms) remains 476/476 properties
BEST_FIRST walk for 40004 steps (339 resets) in 375 ms. (106 steps per ms) remains 476/476 properties
BEST_FIRST walk for 40004 steps (356 resets) in 376 ms. (106 steps per ms) remains 476/476 properties
BEST_FIRST walk for 40003 steps (351 resets) in 358 ms. (111 steps per ms) remains 476/476 properties
BEST_FIRST walk for 40001 steps (362 resets) in 360 ms. (110 steps per ms) remains 476/476 properties
BEST_FIRST walk for 40001 steps (358 resets) in 361 ms. (110 steps per ms) remains 476/476 properties
BEST_FIRST walk for 40004 steps (329 resets) in 367 ms. (108 steps per ms) remains 476/476 properties
BEST_FIRST walk for 40004 steps (332 resets) in 375 ms. (106 steps per ms) remains 476/476 properties
BEST_FIRST walk for 40002 steps (350 resets) in 367 ms. (108 steps per ms) remains 476/476 properties
BEST_FIRST walk for 40003 steps (379 resets) in 366 ms. (109 steps per ms) remains 476/476 properties
BEST_FIRST walk for 40003 steps (366 resets) in 374 ms. (106 steps per ms) remains 476/476 properties
BEST_FIRST walk for 40004 steps (358 resets) in 369 ms. (108 steps per ms) remains 476/476 properties
BEST_FIRST walk for 40003 steps (359 resets) in 363 ms. (109 steps per ms) remains 476/476 properties
BEST_FIRST walk for 40002 steps (337 resets) in 375 ms. (106 steps per ms) remains 476/476 properties
BEST_FIRST walk for 40003 steps (364 resets) in 355 ms. (112 steps per ms) remains 476/476 properties
BEST_FIRST walk for 40001 steps (369 resets) in 371 ms. (107 steps per ms) remains 476/476 properties
BEST_FIRST walk for 40003 steps (358 resets) in 381 ms. (104 steps per ms) remains 476/476 properties
BEST_FIRST walk for 40003 steps (383 resets) in 356 ms. (112 steps per ms) remains 476/476 properties
BEST_FIRST walk for 40003 steps (357 resets) in 363 ms. (109 steps per ms) remains 476/476 properties
BEST_FIRST walk for 40001 steps (360 resets) in 353 ms. (112 steps per ms) remains 476/476 properties
BEST_FIRST walk for 40001 steps (343 resets) in 363 ms. (109 steps per ms) remains 476/476 properties
BEST_FIRST walk for 40002 steps (349 resets) in 374 ms. (106 steps per ms) remains 476/476 properties
BEST_FIRST walk for 40003 steps (368 resets) in 469 ms. (85 steps per ms) remains 476/476 properties
BEST_FIRST walk for 40003 steps (369 resets) in 380 ms. (104 steps per ms) remains 476/476 properties
BEST_FIRST walk for 40002 steps (364 resets) in 356 ms. (112 steps per ms) remains 476/476 properties
BEST_FIRST walk for 40002 steps (347 resets) in 369 ms. (108 steps per ms) remains 476/476 properties
BEST_FIRST walk for 40001 steps (356 resets) in 364 ms. (109 steps per ms) remains 476/476 properties
BEST_FIRST walk for 40002 steps (347 resets) in 378 ms. (105 steps per ms) remains 476/476 properties
BEST_FIRST walk for 40002 steps (357 resets) in 367 ms. (108 steps per ms) remains 476/476 properties
BEST_FIRST walk for 40000 steps (362 resets) in 370 ms. (107 steps per ms) remains 476/476 properties
BEST_FIRST walk for 40002 steps (370 resets) in 375 ms. (106 steps per ms) remains 476/476 properties
BEST_FIRST walk for 40003 steps (381 resets) in 362 ms. (110 steps per ms) remains 476/476 properties
BEST_FIRST walk for 40002 steps (372 resets) in 362 ms. (110 steps per ms) remains 476/476 properties
BEST_FIRST walk for 40002 steps (358 resets) in 370 ms. (107 steps per ms) remains 476/476 properties
BEST_FIRST walk for 40004 steps (363 resets) in 381 ms. (104 steps per ms) remains 476/476 properties
Interrupted probabilistic random walk after 6020522 steps, run timeout after 93001 ms. (steps per millisecond=64 ) properties seen :6 out of 476
Probabilistic random walk after 6020522 steps, saw 1886621 distinct states, run finished after 93007 ms. (steps per millisecond=64 ) properties seen :6
// Phase 1: matrix 734 rows 267 cols
[2025-05-29 18:55:31] [INFO ] Computed 29 invariants in 5 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/141 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 470 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/141 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 470 unsolved
At refinement iteration 2 (OVERLAPS) 55/196 variables, 8/10 constraints. Problems are: Problem set: 0 solved, 470 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/196 variables, 1/11 constraints. Problems are: Problem set: 0 solved, 470 unsolved
[2025-05-29 18:55:35] [INFO ] Deduced a trap composed of 29 places in 61 ms of which 2 ms to minimize.
[2025-05-29 18:55:38] [INFO ] Deduced a trap composed of 36 places in 43 ms of which 1 ms to minimize.
Problem qltransition_629 is UNSAT
FORMULA QuasiLiveness FALSE TECHNIQUES RANDOM_WALK PROBABILISTIC_WALK SMT_REFINEMENT TOPOLOGICAL INITIAL_STATE
SMT process timed out in 6823ms, After SMT, problems are : Problem set: 0 solved, 470 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 141 out of 267 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 267/267 places, 734/734 transitions.
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 2 place count 265 transition count 732
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 265 transition count 732
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 6 place count 263 transition count 730
Iterating global reduction 0 with 2 rules applied. Total rules applied 8 place count 263 transition count 730
Free-agglomeration rule (complex) applied 2 times.
Iterating global reduction 0 with 2 rules applied. Total rules applied 10 place count 263 transition count 728
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 12 place count 261 transition count 728
Applied a total of 12 rules in 40 ms. Remains 261 /267 variables (removed 6) and now considering 728/734 (removed 6) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 40 ms. Remains : 261/267 places, 728/734 transitions.
Total runtime 140127 ms.
ITS solved all properties within timeout

BK_STOP 1748544938757

--------------------
content from stderr:

+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
+ export PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ export LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
+ LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202405141337.jar
+ VERSION=202405141337
+ echo 'Running Version 202405141337'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination QuasiLiveness -timeout 180 -rebuildPNML

Sequence of Actions to be Executed by the VM

This is useful if one wants to reexecute the tool in the VM from the submitted image disk.

set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="ASLink-PT-02b"
export BK_EXAMINATION="QuasiLiveness"
export BK_TOOL="gold2024"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="1800"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"

# this is specific to your benchmark or test

export BIN_DIR="$HOME/BenchKit/bin"

# remove the execution directoty if it exists (to avoid increse of .vmdk images)
if [ -d execution ] ; then
rm -rf execution
fi

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5832"
echo " Executing tool gold2024"
echo " Input is ASLink-PT-02b, examination is QuasiLiveness"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r014-tall-174853743500192"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/ASLink-PT-02b.tgz
mv ASLink-PT-02b execution
cd execution
if [ "QuasiLiveness" = "ReachabilityDeadlock" ] || [ "QuasiLiveness" = "UpperBounds" ] || [ "QuasiLiveness" = "QuasiLiveness" ] || [ "QuasiLiveness" = "StableMarking" ] || [ "QuasiLiveness" = "Liveness" ] || [ "QuasiLiveness" = "OneSafe" ] || [ "QuasiLiveness" = "StateSpace" ]; then
rm -f GenericPropertiesVerdict.xml
fi
pwd
ls -lh

echo
echo "--------------------"
echo "content from stdout:"
echo
echo "=== Data for post analysis generated by BenchKit (invocation template)"
echo
if [ "QuasiLiveness" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "QuasiLiveness" != "StateSpace" ] ; then
echo "The expected result is a vector of booleans"
echo BOOL_VECTOR
else
echo "no data necessary for post analysis"
fi
echo
if [ -f "QuasiLiveness.xml" ] ; then # for cunf (txt files deleted;-)
echo echo "here is the order used to build the result vector(from xml file)"
for x in $(grep '' QuasiLiveness.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "QuasiLiveness" = "ReachabilityDeadlock" ] || [ "QuasiLiveness" = "QuasiLiveness" ] || [ "QuasiLiveness" = "StableMarking" ] || [ "QuasiLiveness" = "Liveness" ] || [ "QuasiLiveness" = "OneSafe" ] ; then
echo "FORMULA_NAME QuasiLiveness"
fi
echo
echo "=== Now, execution of the tool begins"
echo
echo -n "BK_START "
date -u +%s%3N
echo
timeout -s 9 $BK_TIME_CONFINEMENT bash -c "/home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n \"BK_STOP \" ; date -u +%s%3N"
if [ $? -eq 137 ] ; then
echo
echo "BK_TIME_CONFINEMENT_REACHED"
fi
echo
echo "--------------------"
echo "content from stderr:"
echo
cat STDERR ;