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-174853743500207.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 gold2024
Input is ASLink-PT-04a, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r014-tall-174853743500207
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 872K
-rw-r--r-- 1 mcc users 6.7K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 75K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 7.3K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 73K 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 3.8K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 29K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.1K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 8.9K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 90K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.0K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 68K 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 3.6K 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 436K 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 1748545095151

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-04a
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool greatspn
Invoking reducer
Running Version 202405141337
[2025-05-29 18:58:16] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -timeout, 180, -rebuildPNML]
[2025-05-29 18:58:16] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-05-29 18:58:16] [INFO ] Load time of PNML (sax parser for PT used): 129 ms
[2025-05-29 18:58:16] [INFO ] Transformed 1016 places.
[2025-05-29 18:58:16] [INFO ] Transformed 1554 transitions.
[2025-05-29 18:58:16] [INFO ] Found NUPN structural information;
[2025-05-29 18:58:16] [INFO ] Parsed PT model containing 1016 places and 1554 transitions and 5858 arcs in 243 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 1016/1016 places, 1554/1554 transitions.
Ensure Unique test removed 16 places
Ensure Unique test removed 16 transitions
Reduce isomorphic transitions removed 16 transitions.
Discarding 8 places :
Implicit places reduction removed 8 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 89 transitions
Trivial Post-agglo rules discarded 89 transitions
Performed 89 trivial Post agglomeration. Transition count delta: 89
Iterating post reduction 0 with 129 rules applied. Total rules applied 129 place count 992 transition count 1449
Reduce places removed 89 places and 0 transitions.
Iterating post reduction 1 with 89 rules applied. Total rules applied 218 place count 903 transition count 1449
Performed 89 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 89 Pre rules applied. Total rules applied 218 place count 903 transition count 1360
Deduced a syphon composed of 89 places in 14 ms
Ensure Unique test removed 35 places
Reduce places removed 124 places and 0 transitions.
Iterating global reduction 2 with 213 rules applied. Total rules applied 431 place count 779 transition count 1360
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 2 with 1 rules applied. Total rules applied 432 place count 779 transition count 1359
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 433 place count 778 transition count 1359
Performed 28 Post agglomeration using F-continuation condition.Transition count delta: 28
Deduced a syphon composed of 28 places in 3 ms
Reduce places removed 28 places and 0 transitions.
Iterating global reduction 4 with 56 rules applied. Total rules applied 489 place count 750 transition count 1331
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: -3
Deduced a syphon composed of 1 places in 4 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 4 with 2 rules applied. Total rules applied 491 place count 749 transition count 1334
Applied a total of 491 rules in 160 ms. Remains 749 /1016 variables (removed 267) and now considering 1334/1554 (removed 220) transitions.
// Phase 1: matrix 1334 rows 749 cols
[2025-05-29 18:58:16] [INFO ] Computed 135 invariants in 77 ms
[2025-05-29 18:58:17] [INFO ] Implicit Places using invariants in 1017 ms returned [1, 19, 20, 21, 24, 54, 72, 152, 166, 167, 168, 169, 189, 207, 287, 301, 302, 303, 304, 324, 342, 422, 436, 437, 438, 439, 459, 477, 557, 562, 573, 574, 575, 576, 577, 612, 614, 617, 635, 636, 637, 638, 650, 656, 662, 668, 674, 680, 686, 692, 698, 704, 710, 748]
Discarding 54 places :
Implicit Place search using SMT only with invariants took 1050 ms to find 54 implicit places.
Starting structural reductions in LIVENESS mode, iteration 1 : 695/1016 places, 1334/1554 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 64 transitions
Trivial Post-agglo rules discarded 64 transitions
Performed 64 trivial Post agglomeration. Transition count delta: 64
Iterating post reduction 0 with 64 rules applied. Total rules applied 64 place count 695 transition count 1270
Reduce places removed 64 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 1 with 67 rules applied. Total rules applied 131 place count 631 transition count 1267
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 2 with 2 rules applied. Total rules applied 133 place count 629 transition count 1267
Performed 43 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 43 Pre rules applied. Total rules applied 133 place count 629 transition count 1224
Deduced a syphon composed of 43 places in 2 ms
Ensure Unique test removed 1 places
Reduce places removed 44 places and 0 transitions.
Iterating global reduction 3 with 87 rules applied. Total rules applied 220 place count 585 transition count 1224
Discarding 5 places :
Implicit places reduction removed 5 places
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 3 with 13 rules applied. Total rules applied 233 place count 580 transition count 1216
Reduce places removed 8 places and 0 transitions.
Iterating post reduction 4 with 8 rules applied. Total rules applied 241 place count 572 transition count 1216
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 5 with 1 Pre rules applied. Total rules applied 241 place count 572 transition count 1215
Deduced a syphon composed of 1 places in 2 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 5 with 2 rules applied. Total rules applied 243 place count 571 transition count 1215
Performed 49 Post agglomeration using F-continuation condition.Transition count delta: 49
Deduced a syphon composed of 49 places in 2 ms
Reduce places removed 49 places and 0 transitions.
Iterating global reduction 5 with 98 rules applied. Total rules applied 341 place count 522 transition count 1166
Ensure Unique test removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 5 with 5 rules applied. Total rules applied 346 place count 522 transition count 1161
Applied a total of 346 rules in 54 ms. Remains 522 /695 variables (removed 173) and now considering 1161/1334 (removed 173) transitions.
// Phase 1: matrix 1161 rows 522 cols
[2025-05-29 18:58:17] [INFO ] Computed 75 invariants in 15 ms
[2025-05-29 18:58:18] [INFO ] Implicit Places using invariants in 393 ms returned [97, 103, 108, 109, 195, 201, 206, 207, 212, 296, 302, 307, 308, 313, 397, 403, 408, 409, 414, 507, 510, 513, 516, 519]
Discarding 24 places :
Implicit Place search using SMT only with invariants took 396 ms to find 24 implicit places.
Starting structural reductions in LIVENESS mode, iteration 2 : 498/1016 places, 1161/1554 transitions.
Performed 21 Post agglomeration using F-continuation condition.Transition count delta: 21
Deduced a syphon composed of 21 places in 1 ms
Reduce places removed 21 places and 0 transitions.
Iterating global reduction 0 with 42 rules applied. Total rules applied 42 place count 477 transition count 1140
Applied a total of 42 rules in 13 ms. Remains 477 /498 variables (removed 21) and now considering 1140/1161 (removed 21) transitions.
// Phase 1: matrix 1140 rows 477 cols
[2025-05-29 18:58:18] [INFO ] Computed 51 invariants in 10 ms
[2025-05-29 18:58:18] [INFO ] Implicit Places using invariants in 346 ms returned []
[2025-05-29 18:58:18] [INFO ] Invariant cache hit.
[2025-05-29 18:58:19] [INFO ] Implicit Places using invariants and state equation in 1044 ms returned []
Implicit Place search using SMT with State Equation took 1403 ms to find 0 implicit places.
Starting structural reductions in LIVENESS mode, iteration 3 : 477/1016 places, 1140/1554 transitions.
Finished structural reductions in LIVENESS mode , in 3 iterations and 3104 ms. Remains : 477/1016 places, 1140/1554 transitions.
Discarding 55 transitions out of 1140. Remains 1085
Initial state reduction rules removed 1 formulas.
RANDOM walk for 40000 steps (665 resets) in 3401 ms. (11 steps per ms) remains 813/1084 properties
BEST_FIRST walk for 124 steps (0 resets) in 6 ms. (17 steps per ms) remains 813/813 properties
BEST_FIRST walk for 124 steps (0 resets) in 7 ms. (15 steps per ms) remains 813/813 properties
BEST_FIRST walk for 124 steps (0 resets) in 6 ms. (17 steps per ms) remains 813/813 properties
BEST_FIRST walk for 124 steps (0 resets) in 7 ms. (15 steps per ms) remains 813/813 properties
BEST_FIRST walk for 124 steps (0 resets) in 8 ms. (13 steps per ms) remains 813/813 properties
BEST_FIRST walk for 124 steps (0 resets) in 6 ms. (17 steps per ms) remains 813/813 properties
BEST_FIRST walk for 124 steps (0 resets) in 6 ms. (17 steps per ms) remains 813/813 properties
BEST_FIRST walk for 124 steps (0 resets) in 5 ms. (20 steps per ms) remains 813/813 properties
BEST_FIRST walk for 124 steps (0 resets) in 4 ms. (24 steps per ms) remains 813/813 properties
BEST_FIRST walk for 124 steps (0 resets) in 4 ms. (24 steps per ms) remains 813/813 properties
BEST_FIRST walk for 124 steps (0 resets) in 4 ms. (24 steps per ms) remains 813/813 properties
BEST_FIRST walk for 124 steps (0 resets) in 4 ms. (24 steps per ms) remains 813/813 properties
BEST_FIRST walk for 124 steps (0 resets) in 7 ms. (15 steps per ms) remains 813/813 properties
BEST_FIRST walk for 124 steps (0 resets) in 7 ms. (15 steps per ms) remains 813/813 properties
BEST_FIRST walk for 124 steps (0 resets) in 6 ms. (17 steps per ms) remains 813/813 properties
BEST_FIRST walk for 124 steps (0 resets) in 6 ms. (17 steps per ms) remains 813/813 properties
BEST_FIRST walk for 124 steps (0 resets) in 4 ms. (24 steps per ms) remains 813/813 properties
BEST_FIRST walk for 124 steps (0 resets) in 4 ms. (24 steps per ms) remains 813/813 properties
BEST_FIRST walk for 124 steps (0 resets) in 5 ms. (20 steps per ms) remains 813/813 properties
BEST_FIRST walk for 124 steps (0 resets) in 7 ms. (15 steps per ms) remains 813/813 properties
BEST_FIRST walk for 124 steps (0 resets) in 4 ms. (24 steps per ms) remains 813/813 properties
BEST_FIRST walk for 124 steps (0 resets) in 4 ms. (24 steps per ms) remains 813/813 properties
BEST_FIRST walk for 124 steps (0 resets) in 6 ms. (17 steps per ms) remains 813/813 properties
BEST_FIRST walk for 124 steps (0 resets) in 5 ms. (20 steps per ms) remains 813/813 properties
BEST_FIRST walk for 124 steps (0 resets) in 4 ms. (24 steps per ms) remains 813/813 properties
BEST_FIRST walk for 124 steps (0 resets) in 4 ms. (24 steps per ms) remains 813/813 properties
BEST_FIRST walk for 124 steps (0 resets) in 9 ms. (12 steps per ms) remains 813/813 properties
BEST_FIRST walk for 124 steps (0 resets) in 4 ms. (24 steps per ms) remains 813/813 properties
BEST_FIRST walk for 124 steps (0 resets) in 4 ms. (24 steps per ms) remains 813/813 properties
BEST_FIRST walk for 124 steps (0 resets) in 6 ms. (17 steps per ms) remains 813/813 properties
BEST_FIRST walk for 124 steps (0 resets) in 4 ms. (24 steps per ms) remains 813/813 properties
BEST_FIRST walk for 124 steps (0 resets) in 7 ms. (15 steps per ms) remains 813/813 properties
BEST_FIRST walk for 124 steps (0 resets) in 4 ms. (24 steps per ms) remains 813/813 properties
BEST_FIRST walk for 124 steps (0 resets) in 4 ms. (24 steps per ms) remains 813/813 properties
BEST_FIRST walk for 124 steps (0 resets) in 4 ms. (24 steps per ms) remains 813/813 properties
BEST_FIRST walk for 124 steps (0 resets) in 5 ms. (20 steps per ms) remains 813/813 properties
BEST_FIRST walk for 124 steps (0 resets) in 4 ms. (24 steps per ms) remains 813/813 properties
BEST_FIRST walk for 124 steps (0 resets) in 7 ms. (15 steps per ms) remains 813/813 properties
BEST_FIRST walk for 124 steps (0 resets) in 5 ms. (20 steps per ms) remains 813/813 properties
BEST_FIRST walk for 124 steps (0 resets) in 4 ms. (24 steps per ms) remains 813/813 properties
BEST_FIRST walk for 124 steps (0 resets) in 6 ms. (17 steps per ms) remains 813/813 properties
BEST_FIRST walk for 124 steps (0 resets) in 4 ms. (24 steps per ms) remains 813/813 properties
BEST_FIRST walk for 124 steps (0 resets) in 7 ms. (15 steps per ms) remains 813/813 properties
BEST_FIRST walk for 124 steps (0 resets) in 4 ms. (24 steps per ms) remains 813/813 properties
BEST_FIRST walk for 124 steps (0 resets) in 6 ms. (17 steps per ms) remains 813/813 properties
BEST_FIRST walk for 124 steps (0 resets) in 4 ms. (24 steps per ms) remains 813/813 properties
BEST_FIRST walk for 124 steps (0 resets) in 7 ms. (15 steps per ms) remains 813/813 properties
BEST_FIRST walk for 124 steps (0 resets) in 5 ms. (20 steps per ms) remains 813/813 properties
BEST_FIRST walk for 124 steps (0 resets) in 4 ms. (24 steps per ms) remains 813/813 properties
BEST_FIRST walk for 124 steps (0 resets) in 6 ms. (17 steps per ms) remains 813/813 properties
[2025-05-29 18:58:20] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/279 variables, 279/279 constraints. Problems are: Problem set: 0 solved, 813 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/279 variables, 9/288 constraints. Problems are: Problem set: 0 solved, 813 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 279/1617 variables, and 288 constraints, problems are : Problem set: 0 solved, 813 unsolved in 5038 ms.
Refiners :[Domain max(s): 279/477 constraints, Positive P Invariants (semi-flows): 0/13 constraints, Generalized P Invariants (flows): 9/38 constraints, State Equation: 0/477 constraints, PredecessorRefiner: 813/813 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 813 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/279 variables, 279/279 constraints. Problems are: Problem set: 0 solved, 813 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/279 variables, 9/288 constraints. Problems are: Problem set: 0 solved, 813 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/279 variables, 0/288 constraints. Problems are: Problem set: 0 solved, 813 unsolved
At refinement iteration 3 (OVERLAPS) 78/357 variables, 10/298 constraints. Problems are: Problem set: 0 solved, 813 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/357 variables, 78/376 constraints. Problems are: Problem set: 0 solved, 813 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/357 variables, 2/378 constraints. Problems are: Problem set: 0 solved, 813 unsolved
[2025-05-29 18:58:31] [INFO ] Deduced a trap composed of 35 places in 97 ms of which 19 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 357/1617 variables, and 379 constraints, problems are : Problem set: 0 solved, 813 unsolved in 5046 ms.
Refiners :[Domain max(s): 357/477 constraints, Positive P Invariants (semi-flows): 10/13 constraints, Generalized P Invariants (flows): 11/38 constraints, State Equation: 0/477 constraints, PredecessorRefiner: 0/813 constraints, Known Traps: 1/1 constraints]
After SMT, in 10696ms problems are : Problem set: 0 solved, 813 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 279 out of 477 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 477/477 places, 1140/1140 transitions.
Discarding 14 places :
Symmetric choice reduction at 0 with 14 rule applications. Total rules 14 place count 463 transition count 1126
Iterating global reduction 0 with 14 rules applied. Total rules applied 28 place count 463 transition count 1126
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 29 place count 463 transition count 1125
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 1 with 1 Pre rules applied. Total rules applied 29 place count 463 transition count 1124
Deduced a syphon composed of 1 places in 2 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 1 with 2 rules applied. Total rules applied 31 place count 462 transition count 1124
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 32 place count 461 transition count 1123
Iterating global reduction 1 with 1 rules applied. Total rules applied 33 place count 461 transition count 1123
Free-agglomeration rule applied 4 times.
Iterating global reduction 1 with 4 rules applied. Total rules applied 37 place count 461 transition count 1119
Reduce places removed 4 places and 0 transitions.
Iterating post reduction 1 with 4 rules applied. Total rules applied 41 place count 457 transition count 1119
Free-agglomeration rule (complex) applied 5 times.
Iterating global reduction 2 with 5 rules applied. Total rules applied 46 place count 457 transition count 1114
Reduce places removed 5 places and 0 transitions.
Iterating post reduction 2 with 5 rules applied. Total rules applied 51 place count 452 transition count 1114
Applied a total of 51 rules in 175 ms. Remains 452 /477 variables (removed 25) and now considering 1114/1140 (removed 26) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 176 ms. Remains : 452/477 places, 1114/1140 transitions.
RANDOM walk for 2941425 steps (57011 resets) in 120004 ms. (24 steps per ms) remains 775/813 properties
BEST_FIRST walk for 4004 steps (19 resets) in 91 ms. (43 steps per ms) remains 775/775 properties
BEST_FIRST walk for 4002 steps (17 resets) in 65 ms. (60 steps per ms) remains 775/775 properties
BEST_FIRST walk for 4003 steps (18 resets) in 67 ms. (58 steps per ms) remains 775/775 properties
BEST_FIRST walk for 4004 steps (18 resets) in 62 ms. (63 steps per ms) remains 775/775 properties
BEST_FIRST walk for 4001 steps (19 resets) in 70 ms. (56 steps per ms) remains 775/775 properties
BEST_FIRST walk for 4002 steps (20 resets) in 65 ms. (60 steps per ms) remains 775/775 properties
BEST_FIRST walk for 4003 steps (19 resets) in 54 ms. (72 steps per ms) remains 775/775 properties
BEST_FIRST walk for 4003 steps (19 resets) in 48 ms. (81 steps per ms) remains 775/775 properties
BEST_FIRST walk for 4001 steps (17 resets) in 45 ms. (86 steps per ms) remains 775/775 properties
BEST_FIRST walk for 4003 steps (19 resets) in 44 ms. (88 steps per ms) remains 775/775 properties
BEST_FIRST walk for 4003 steps (17 resets) in 52 ms. (75 steps per ms) remains 775/775 properties
BEST_FIRST walk for 4003 steps (18 resets) in 62 ms. (63 steps per ms) remains 775/775 properties
BEST_FIRST walk for 4002 steps (17 resets) in 82 ms. (48 steps per ms) remains 775/775 properties
BEST_FIRST walk for 4004 steps (21 resets) in 67 ms. (58 steps per ms) remains 775/775 properties
BEST_FIRST walk for 4004 steps (21 resets) in 66 ms. (59 steps per ms) remains 775/775 properties
BEST_FIRST walk for 4003 steps (20 resets) in 56 ms. (70 steps per ms) remains 775/775 properties
BEST_FIRST walk for 4002 steps (20 resets) in 62 ms. (63 steps per ms) remains 775/775 properties
BEST_FIRST walk for 4003 steps (19 resets) in 63 ms. (62 steps per ms) remains 775/775 properties
BEST_FIRST walk for 4004 steps (19 resets) in 68 ms. (58 steps per ms) remains 775/775 properties
BEST_FIRST walk for 4003 steps (23 resets) in 58 ms. (67 steps per ms) remains 775/775 properties
BEST_FIRST walk for 4003 steps (16 resets) in 71 ms. (55 steps per ms) remains 775/775 properties
BEST_FIRST walk for 4003 steps (20 resets) in 45 ms. (87 steps per ms) remains 775/775 properties
BEST_FIRST walk for 4004 steps (20 resets) in 67 ms. (58 steps per ms) remains 775/775 properties
BEST_FIRST walk for 4002 steps (18 resets) in 61 ms. (64 steps per ms) remains 775/775 properties
BEST_FIRST walk for 4002 steps (17 resets) in 60 ms. (65 steps per ms) remains 775/775 properties
BEST_FIRST walk for 4001 steps (19 resets) in 68 ms. (57 steps per ms) remains 775/775 properties
BEST_FIRST walk for 4003 steps (17 resets) in 56 ms. (70 steps per ms) remains 775/775 properties
BEST_FIRST walk for 4002 steps (20 resets) in 62 ms. (63 steps per ms) remains 775/775 properties
BEST_FIRST walk for 4002 steps (17 resets) in 48 ms. (81 steps per ms) remains 775/775 properties
BEST_FIRST walk for 4002 steps (21 resets) in 50 ms. (78 steps per ms) remains 775/775 properties
BEST_FIRST walk for 4002 steps (19 resets) in 71 ms. (55 steps per ms) remains 775/775 properties
BEST_FIRST walk for 4002 steps (20 resets) in 44 ms. (88 steps per ms) remains 775/775 properties
BEST_FIRST walk for 4003 steps (16 resets) in 79 ms. (50 steps per ms) remains 775/775 properties
BEST_FIRST walk for 4003 steps (20 resets) in 54 ms. (72 steps per ms) remains 775/775 properties
BEST_FIRST walk for 4002 steps (19 resets) in 53 ms. (74 steps per ms) remains 775/775 properties
BEST_FIRST walk for 4003 steps (21 resets) in 54 ms. (72 steps per ms) remains 775/775 properties
BEST_FIRST walk for 4003 steps (20 resets) in 35 ms. (111 steps per ms) remains 775/775 properties
BEST_FIRST walk for 4003 steps (18 resets) in 50 ms. (78 steps per ms) remains 775/775 properties
BEST_FIRST walk for 4004 steps (20 resets) in 52 ms. (75 steps per ms) remains 775/775 properties
BEST_FIRST walk for 4003 steps (20 resets) in 45 ms. (87 steps per ms) remains 775/775 properties
BEST_FIRST walk for 4003 steps (22 resets) in 41 ms. (95 steps per ms) remains 775/775 properties
BEST_FIRST walk for 4003 steps (18 resets) in 45 ms. (87 steps per ms) remains 775/775 properties
BEST_FIRST walk for 4003 steps (20 resets) in 42 ms. (93 steps per ms) remains 775/775 properties
BEST_FIRST walk for 4001 steps (18 resets) in 45 ms. (86 steps per ms) remains 775/775 properties
BEST_FIRST walk for 4004 steps (20 resets) in 47 ms. (83 steps per ms) remains 775/775 properties
BEST_FIRST walk for 4002 steps (18 resets) in 50 ms. (78 steps per ms) remains 775/775 properties
BEST_FIRST walk for 4002 steps (16 resets) in 54 ms. (72 steps per ms) remains 775/775 properties
BEST_FIRST walk for 4002 steps (19 resets) in 43 ms. (90 steps per ms) remains 775/775 properties
BEST_FIRST walk for 4002 steps (16 resets) in 46 ms. (85 steps per ms) remains 775/775 properties
BEST_FIRST walk for 4002 steps (19 resets) in 40 ms. (97 steps per ms) remains 775/775 properties
Probabilistic random walk after 1000001 steps, saw 343869 distinct states, run finished after 30157 ms. (steps per millisecond=33 ) properties seen :7
// Phase 1: matrix 1114 rows 452 cols
[2025-05-29 18:59:33] [INFO ] Computed 51 invariants in 17 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/249 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 768 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/249 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 768 unsolved
At refinement iteration 2 (OVERLAPS) 70/319 variables, 12/18 constraints. Problems are: Problem set: 0 solved, 768 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/319 variables, 1/19 constraints. Problems are: Problem set: 0 solved, 768 unsolved
[2025-05-29 18:59:44] [INFO ] Deduced a trap composed of 30 places in 69 ms of which 2 ms to minimize.
[2025-05-29 18:59:50] [INFO ] Deduced a trap composed of 36 places in 40 ms of which 1 ms to minimize.
Problem qltransition_868 is UNSAT
FORMULA QuasiLiveness FALSE TECHNIQUES RANDOM_WALK PROBABILISTIC_WALK SMT_REFINEMENT TOPOLOGICAL INITIAL_STATE
SMT process timed out in 17462ms, After SMT, problems are : Problem set: 0 solved, 768 unsolved
Fused 768 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 249 out of 452 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 452/452 places, 1114/1114 transitions.
Discarding 8 places :
Symmetric choice reduction at 0 with 8 rule applications. Total rules 8 place count 444 transition count 1106
Iterating global reduction 0 with 8 rules applied. Total rules applied 16 place count 444 transition count 1106
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 17 place count 444 transition count 1105
Discarding 4 places :
Symmetric choice reduction at 1 with 4 rule applications. Total rules 21 place count 440 transition count 1101
Iterating global reduction 1 with 4 rules applied. Total rules applied 25 place count 440 transition count 1101
Free-agglomeration rule applied 4 times.
Iterating global reduction 1 with 4 rules applied. Total rules applied 29 place count 440 transition count 1097
Reduce places removed 4 places and 0 transitions.
Iterating post reduction 1 with 4 rules applied. Total rules applied 33 place count 436 transition count 1097
Applied a total of 33 rules in 49 ms. Remains 436 /452 variables (removed 16) and now considering 1097/1114 (removed 17) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 49 ms. Remains : 436/452 places, 1097/1114 transitions.
Total runtime 94250 ms.
ITS solved all properties within timeout

BK_STOP 1748545190988

--------------------
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-04a"
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-04a, 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-174853743500207"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/ASLink-PT-04a.tgz
mv ASLink-PT-04a 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 ;