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-174853743700267.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-10a, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r014-tall-174853743700267
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1.4M
-rw-r--r-- 1 mcc users 7.8K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 89K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.3K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 47K 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 3.5K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 26K 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 19K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 9.3K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 93K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 7.5K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 61K May 29 14:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.5K May 29 14:47 UpperBounds.txt
-rw-r--r-- 1 mcc users 4.0K 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 920K 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 1748548355206

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-10a
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool greatspn
Invoking reducer
Running Version 202405141337
[2025-05-29 19:52:36] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -timeout, 180, -rebuildPNML]
[2025-05-29 19:52:36] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-05-29 19:52:36] [INFO ] Load time of PNML (sax parser for PT used): 194 ms
[2025-05-29 19:52:36] [INFO ] Transformed 2186 places.
[2025-05-29 19:52:36] [INFO ] Transformed 3192 transitions.
[2025-05-29 19:52:36] [INFO ] Found NUPN structural information;
[2025-05-29 19:52:36] [INFO ] Parsed PT model containing 2186 places and 3192 transitions and 11972 arcs in 324 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 2186/2186 places, 3192/3192 transitions.
Ensure Unique test removed 40 places
Ensure Unique test removed 34 transitions
Reduce isomorphic transitions removed 34 transitions.
Discarding 20 places :
Implicit places reduction removed 20 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 203 transitions
Trivial Post-agglo rules discarded 203 transitions
Performed 203 trivial Post agglomeration. Transition count delta: 203
Iterating post reduction 0 with 297 rules applied. Total rules applied 297 place count 2126 transition count 2955
Reduce places removed 203 places and 0 transitions.
Iterating post reduction 1 with 203 rules applied. Total rules applied 500 place count 1923 transition count 2955
Performed 209 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 209 Pre rules applied. Total rules applied 500 place count 1923 transition count 2746
Deduced a syphon composed of 209 places in 25 ms
Ensure Unique test removed 83 places
Reduce places removed 292 places and 0 transitions.
Iterating global reduction 2 with 501 rules applied. Total rules applied 1001 place count 1631 transition count 2746
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 1002 place count 1631 transition count 2745
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 1003 place count 1630 transition count 2745
Performed 70 Post agglomeration using F-continuation condition.Transition count delta: 70
Deduced a syphon composed of 70 places in 5 ms
Reduce places removed 70 places and 0 transitions.
Iterating global reduction 4 with 140 rules applied. Total rules applied 1143 place count 1560 transition count 2675
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: -3
Deduced a syphon composed of 1 places in 12 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 4 with 2 rules applied. Total rules applied 1145 place count 1559 transition count 2678
Applied a total of 1145 rules in 331 ms. Remains 1559 /2186 variables (removed 627) and now considering 2678/3192 (removed 514) transitions.
// Phase 1: matrix 2678 rows 1559 cols
[2025-05-29 19:52:37] [INFO ] Computed 279 invariants in 120 ms
[2025-05-29 19:52:39] [INFO ] Implicit Places using invariants in 1964 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, 571, 572, 573, 574, 594, 612, 692, 706, 707, 708, 709, 729, 747, 827, 841, 842, 843, 844, 864, 882, 962, 976, 977, 978, 979, 999, 1017, 1097, 1111, 1112, 1113, 1114, 1134, 1152, 1232, 1246, 1247, 1248, 1249, 1269, 1287, 1367, 1372, 1383, 1384, 1385, 1386, 1387, 1422, 1424, 1427, 1445, 1446, 1447, 1448, 1460, 1466, 1472, 1478, 1484, 1490, 1496, 1502, 1508, 1514, 1520, 1558]
Discarding 96 places :
Implicit Place search using SMT only with invariants took 1995 ms to find 96 implicit places.
Starting structural reductions in LIVENESS mode, iteration 1 : 1463/2186 places, 2678/3192 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 118 transitions
Trivial Post-agglo rules discarded 118 transitions
Performed 118 trivial Post agglomeration. Transition count delta: 118
Iterating post reduction 0 with 118 rules applied. Total rules applied 118 place count 1463 transition count 2560
Reduce places removed 118 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 121 rules applied. Total rules applied 239 place count 1345 transition count 2557
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 2 with 2 rules applied. Total rules applied 241 place count 1343 transition count 2557
Performed 97 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 97 Pre rules applied. Total rules applied 241 place count 1343 transition count 2460
Deduced a syphon composed of 97 places in 13 ms
Ensure Unique test removed 1 places
Reduce places removed 98 places and 0 transitions.
Iterating global reduction 3 with 195 rules applied. Total rules applied 436 place count 1245 transition count 2460
Discarding 11 places :
Implicit places reduction removed 11 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 20 transitions
Trivial Post-agglo rules discarded 20 transitions
Performed 20 trivial Post agglomeration. Transition count delta: 20
Iterating post reduction 3 with 31 rules applied. Total rules applied 467 place count 1234 transition count 2440
Reduce places removed 20 places and 0 transitions.
Iterating post reduction 4 with 20 rules applied. Total rules applied 487 place count 1214 transition count 2440
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 5 with 1 Pre rules applied. Total rules applied 487 place count 1214 transition count 2439
Deduced a syphon composed of 1 places in 11 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 5 with 2 rules applied. Total rules applied 489 place count 1213 transition count 2439
Performed 85 Post agglomeration using F-continuation condition.Transition count delta: 85
Deduced a syphon composed of 85 places in 9 ms
Reduce places removed 85 places and 0 transitions.
Iterating global reduction 5 with 170 rules applied. Total rules applied 659 place count 1128 transition count 2354
Ensure Unique test removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 5 with 5 rules applied. Total rules applied 664 place count 1128 transition count 2349
Applied a total of 664 rules in 154 ms. Remains 1128 /1463 variables (removed 335) and now considering 2349/2678 (removed 329) transitions.
// Phase 1: matrix 2349 rows 1128 cols
[2025-05-29 19:52:39] [INFO ] Computed 171 invariants in 53 ms
[2025-05-29 19:52:40] [INFO ] Implicit Places using invariants in 917 ms returned [97, 103, 108, 109, 195, 201, 206, 207, 212, 296, 302, 307, 308, 313, 397, 403, 408, 409, 414, 498, 504, 509, 510, 515, 599, 605, 610, 611, 616, 700, 706, 711, 712, 717, 801, 807, 812, 813, 818, 902, 908, 913, 914, 919, 1003, 1009, 1014, 1015, 1020, 1113, 1116, 1119, 1122, 1125]
Discarding 54 places :
Implicit Place search using SMT only with invariants took 920 ms to find 54 implicit places.
Starting structural reductions in LIVENESS mode, iteration 2 : 1074/2186 places, 2349/3192 transitions.
Performed 45 Post agglomeration using F-continuation condition.Transition count delta: 45
Deduced a syphon composed of 45 places in 13 ms
Reduce places removed 45 places and 0 transitions.
Iterating global reduction 0 with 90 rules applied. Total rules applied 90 place count 1029 transition count 2304
Applied a total of 90 rules in 47 ms. Remains 1029 /1074 variables (removed 45) and now considering 2304/2349 (removed 45) transitions.
// Phase 1: matrix 2304 rows 1029 cols
[2025-05-29 19:52:40] [INFO ] Computed 117 invariants in 27 ms
[2025-05-29 19:52:41] [INFO ] Implicit Places using invariants in 715 ms returned []
[2025-05-29 19:52:41] [INFO ] Invariant cache hit.
[2025-05-29 19:52:43] [INFO ] Implicit Places using invariants and state equation in 2479 ms returned []
Implicit Place search using SMT with State Equation took 3198 ms to find 0 implicit places.
Starting structural reductions in LIVENESS mode, iteration 3 : 1029/2186 places, 2304/3192 transitions.
Finished structural reductions in LIVENESS mode , in 3 iterations and 6678 ms. Remains : 1029/2186 places, 2304/3192 transitions.
Discarding 115 transitions out of 2304. Remains 2189
Initial state reduction rules removed 1 formulas.
RANDOM walk for 40000 steps (519 resets) in 6632 ms. (6 steps per ms) remains 1794/2188 properties
BEST_FIRST walk for 124 steps (0 resets) in 7 ms. (15 steps per ms) remains 1794/1794 properties
BEST_FIRST walk for 124 steps (0 resets) in 7 ms. (15 steps per ms) remains 1794/1794 properties
BEST_FIRST walk for 124 steps (0 resets) in 6 ms. (17 steps per ms) remains 1794/1794 properties
BEST_FIRST walk for 124 steps (0 resets) in 13 ms. (8 steps per ms) remains 1794/1794 properties
BEST_FIRST walk for 124 steps (0 resets) in 14 ms. (8 steps per ms) remains 1794/1794 properties
BEST_FIRST walk for 124 steps (0 resets) in 15 ms. (7 steps per ms) remains 1794/1794 properties
BEST_FIRST walk for 124 steps (0 resets) in 12 ms. (9 steps per ms) remains 1794/1794 properties
BEST_FIRST walk for 124 steps (0 resets) in 10 ms. (11 steps per ms) remains 1794/1794 properties
BEST_FIRST walk for 124 steps (0 resets) in 7 ms. (15 steps per ms) remains 1794/1794 properties
BEST_FIRST walk for 124 steps (0 resets) in 10 ms. (11 steps per ms) remains 1794/1794 properties
BEST_FIRST walk for 124 steps (0 resets) in 7 ms. (15 steps per ms) remains 1794/1794 properties
BEST_FIRST walk for 124 steps (0 resets) in 8 ms. (13 steps per ms) remains 1794/1794 properties
BEST_FIRST walk for 124 steps (0 resets) in 20 ms. (5 steps per ms) remains 1794/1794 properties
BEST_FIRST walk for 124 steps (0 resets) in 4 ms. (24 steps per ms) remains 1794/1794 properties
BEST_FIRST walk for 124 steps (0 resets) in 4 ms. (24 steps per ms) remains 1794/1794 properties
BEST_FIRST walk for 124 steps (0 resets) in 7 ms. (15 steps per ms) remains 1794/1794 properties
BEST_FIRST walk for 124 steps (0 resets) in 7 ms. (15 steps per ms) remains 1794/1794 properties
BEST_FIRST walk for 124 steps (0 resets) in 8 ms. (13 steps per ms) remains 1794/1794 properties
BEST_FIRST walk for 124 steps (0 resets) in 7 ms. (15 steps per ms) remains 1794/1794 properties
BEST_FIRST walk for 124 steps (0 resets) in 8 ms. (13 steps per ms) remains 1794/1794 properties
BEST_FIRST walk for 124 steps (0 resets) in 7 ms. (15 steps per ms) remains 1794/1794 properties
BEST_FIRST walk for 124 steps (0 resets) in 5 ms. (20 steps per ms) remains 1794/1794 properties
BEST_FIRST walk for 124 steps (0 resets) in 5 ms. (20 steps per ms) remains 1794/1794 properties
BEST_FIRST walk for 124 steps (0 resets) in 6 ms. (17 steps per ms) remains 1794/1794 properties
BEST_FIRST walk for 124 steps (0 resets) in 5 ms. (20 steps per ms) remains 1794/1794 properties
BEST_FIRST walk for 124 steps (0 resets) in 5 ms. (20 steps per ms) remains 1794/1794 properties
BEST_FIRST walk for 124 steps (0 resets) in 9 ms. (12 steps per ms) remains 1794/1794 properties
BEST_FIRST walk for 124 steps (0 resets) in 8 ms. (13 steps per ms) remains 1794/1794 properties
BEST_FIRST walk for 124 steps (0 resets) in 7 ms. (15 steps per ms) remains 1794/1794 properties
BEST_FIRST walk for 124 steps (0 resets) in 7 ms. (15 steps per ms) remains 1794/1794 properties
BEST_FIRST walk for 124 steps (0 resets) in 7 ms. (15 steps per ms) remains 1794/1794 properties
BEST_FIRST walk for 124 steps (0 resets) in 6 ms. (17 steps per ms) remains 1794/1794 properties
BEST_FIRST walk for 124 steps (0 resets) in 8 ms. (13 steps per ms) remains 1794/1794 properties
BEST_FIRST walk for 124 steps (0 resets) in 5 ms. (20 steps per ms) remains 1794/1794 properties
BEST_FIRST walk for 124 steps (0 resets) in 7 ms. (15 steps per ms) remains 1794/1794 properties
BEST_FIRST walk for 124 steps (0 resets) in 5 ms. (20 steps per ms) remains 1794/1794 properties
BEST_FIRST walk for 124 steps (0 resets) in 8 ms. (13 steps per ms) remains 1794/1794 properties
BEST_FIRST walk for 124 steps (0 resets) in 6 ms. (17 steps per ms) remains 1794/1794 properties
BEST_FIRST walk for 124 steps (0 resets) in 6 ms. (17 steps per ms) remains 1794/1794 properties
BEST_FIRST walk for 124 steps (0 resets) in 5 ms. (20 steps per ms) remains 1794/1794 properties
BEST_FIRST walk for 124 steps (0 resets) in 4 ms. (24 steps per ms) remains 1794/1794 properties
BEST_FIRST walk for 124 steps (0 resets) in 5 ms. (20 steps per ms) remains 1794/1794 properties
BEST_FIRST walk for 124 steps (0 resets) in 5 ms. (20 steps per ms) remains 1794/1794 properties
BEST_FIRST walk for 124 steps (0 resets) in 6 ms. (17 steps per ms) remains 1794/1794 properties
BEST_FIRST walk for 124 steps (0 resets) in 4 ms. (24 steps per ms) remains 1794/1794 properties
BEST_FIRST walk for 124 steps (0 resets) in 4 ms. (24 steps per ms) remains 1794/1794 properties
BEST_FIRST walk for 124 steps (0 resets) in 6 ms. (17 steps per ms) remains 1794/1794 properties
BEST_FIRST walk for 124 steps (0 resets) in 4 ms. (24 steps per ms) remains 1794/1794 properties
BEST_FIRST walk for 124 steps (0 resets) in 4 ms. (24 steps per ms) remains 1794/1794 properties
BEST_FIRST walk for 124 steps (0 resets) in 5 ms. (20 steps per ms) remains 1794/1794 properties
[2025-05-29 19:52:45] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/693 variables, 693/693 constraints. Problems are: Problem set: 0 solved, 1794 unsolved
SMT process timed out in 6355ms, After SMT, problems are : Problem set: 0 solved, 1794 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 693 out of 1029 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1029/1029 places, 2304/2304 transitions.
Discarding 14 places :
Symmetric choice reduction at 0 with 14 rule applications. Total rules 14 place count 1015 transition count 2290
Iterating global reduction 0 with 14 rules applied. Total rules applied 28 place count 1015 transition count 2290
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 1015 transition count 2289
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 1015 transition count 2288
Deduced a syphon composed of 1 places in 3 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 1 with 2 rules applied. Total rules applied 31 place count 1014 transition count 2288
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 32 place count 1013 transition count 2287
Iterating global reduction 1 with 1 rules applied. Total rules applied 33 place count 1013 transition count 2287
Free-agglomeration rule applied 4 times.
Iterating global reduction 1 with 4 rules applied. Total rules applied 37 place count 1013 transition count 2283
Reduce places removed 4 places and 0 transitions.
Iterating post reduction 1 with 4 rules applied. Total rules applied 41 place count 1009 transition count 2283
Free-agglomeration rule (complex) applied 12 times.
Iterating global reduction 2 with 12 rules applied. Total rules applied 53 place count 1009 transition count 2271
Reduce places removed 12 places and 0 transitions.
Iterating post reduction 2 with 12 rules applied. Total rules applied 65 place count 997 transition count 2271
Applied a total of 65 rules in 231 ms. Remains 997 /1029 variables (removed 32) and now considering 2271/2304 (removed 33) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 231 ms. Remains : 997/1029 places, 2271/2304 transitions.
RANDOM walk for 1425366 steps (21050 resets) in 120004 ms. (11 steps per ms) remains 1713/1794 properties
BEST_FIRST walk for 4004 steps (8 resets) in 27 ms. (143 steps per ms) remains 1713/1713 properties
BEST_FIRST walk for 4004 steps (8 resets) in 22 ms. (174 steps per ms) remains 1713/1713 properties
BEST_FIRST walk for 4004 steps (8 resets) in 19 ms. (200 steps per ms) remains 1713/1713 properties
BEST_FIRST walk for 4004 steps (8 resets) in 19 ms. (200 steps per ms) remains 1713/1713 properties
BEST_FIRST walk for 4004 steps (8 resets) in 20 ms. (190 steps per ms) remains 1713/1713 properties
BEST_FIRST walk for 4004 steps (8 resets) in 20 ms. (190 steps per ms) remains 1713/1713 properties
BEST_FIRST walk for 4004 steps (8 resets) in 17 ms. (222 steps per ms) remains 1713/1713 properties
BEST_FIRST walk for 4004 steps (8 resets) in 20 ms. (190 steps per ms) remains 1713/1713 properties
BEST_FIRST walk for 4003 steps (8 resets) in 17 ms. (222 steps per ms) remains 1713/1713 properties
BEST_FIRST walk for 4003 steps (8 resets) in 20 ms. (190 steps per ms) remains 1713/1713 properties
BEST_FIRST walk for 4004 steps (8 resets) in 19 ms. (200 steps per ms) remains 1713/1713 properties
BEST_FIRST walk for 4004 steps (8 resets) in 17 ms. (222 steps per ms) remains 1713/1713 properties
BEST_FIRST walk for 4004 steps (8 resets) in 20 ms. (190 steps per ms) remains 1713/1713 properties
BEST_FIRST walk for 4004 steps (8 resets) in 19 ms. (200 steps per ms) remains 1713/1713 properties
BEST_FIRST walk for 4004 steps (8 resets) in 16 ms. (235 steps per ms) remains 1713/1713 properties
BEST_FIRST walk for 4004 steps (8 resets) in 17 ms. (222 steps per ms) remains 1713/1713 properties
BEST_FIRST walk for 4004 steps (8 resets) in 17 ms. (222 steps per ms) remains 1713/1713 properties
BEST_FIRST walk for 4004 steps (8 resets) in 20 ms. (190 steps per ms) remains 1713/1713 properties
BEST_FIRST walk for 4004 steps (8 resets) in 18 ms. (210 steps per ms) remains 1713/1713 properties
BEST_FIRST walk for 4004 steps (8 resets) in 17 ms. (222 steps per ms) remains 1713/1713 properties
BEST_FIRST walk for 4004 steps (8 resets) in 17 ms. (222 steps per ms) remains 1713/1713 properties
BEST_FIRST walk for 4004 steps (8 resets) in 19 ms. (200 steps per ms) remains 1713/1713 properties
BEST_FIRST walk for 4004 steps (8 resets) in 20 ms. (190 steps per ms) remains 1713/1713 properties
BEST_FIRST walk for 4004 steps (8 resets) in 19 ms. (200 steps per ms) remains 1713/1713 properties
BEST_FIRST walk for 4004 steps (8 resets) in 20 ms. (190 steps per ms) remains 1713/1713 properties
BEST_FIRST walk for 4004 steps (8 resets) in 17 ms. (222 steps per ms) remains 1713/1713 properties
BEST_FIRST walk for 4004 steps (8 resets) in 19 ms. (200 steps per ms) remains 1713/1713 properties
BEST_FIRST walk for 4004 steps (8 resets) in 18 ms. (210 steps per ms) remains 1713/1713 properties
BEST_FIRST walk for 4004 steps (8 resets) in 18 ms. (210 steps per ms) remains 1713/1713 properties
BEST_FIRST walk for 4003 steps (8 resets) in 20 ms. (190 steps per ms) remains 1713/1713 properties
BEST_FIRST walk for 4004 steps (8 resets) in 19 ms. (200 steps per ms) remains 1713/1713 properties
BEST_FIRST walk for 4004 steps (8 resets) in 20 ms. (190 steps per ms) remains 1713/1713 properties
BEST_FIRST walk for 4004 steps (8 resets) in 16 ms. (235 steps per ms) remains 1713/1713 properties
BEST_FIRST walk for 4004 steps (8 resets) in 17 ms. (222 steps per ms) remains 1713/1713 properties
BEST_FIRST walk for 4004 steps (8 resets) in 18 ms. (210 steps per ms) remains 1713/1713 properties
BEST_FIRST walk for 4003 steps (8 resets) in 18 ms. (210 steps per ms) remains 1713/1713 properties
BEST_FIRST walk for 4004 steps (8 resets) in 20 ms. (190 steps per ms) remains 1713/1713 properties
BEST_FIRST walk for 4004 steps (8 resets) in 20 ms. (190 steps per ms) remains 1713/1713 properties
BEST_FIRST walk for 4004 steps (8 resets) in 21 ms. (182 steps per ms) remains 1713/1713 properties
BEST_FIRST walk for 4004 steps (8 resets) in 21 ms. (182 steps per ms) remains 1713/1713 properties
BEST_FIRST walk for 4004 steps (8 resets) in 21 ms. (182 steps per ms) remains 1713/1713 properties
BEST_FIRST walk for 4004 steps (8 resets) in 18 ms. (210 steps per ms) remains 1713/1713 properties
BEST_FIRST walk for 4004 steps (8 resets) in 20 ms. (190 steps per ms) remains 1713/1713 properties
BEST_FIRST walk for 4003 steps (8 resets) in 16 ms. (235 steps per ms) remains 1713/1713 properties
BEST_FIRST walk for 4004 steps (8 resets) in 20 ms. (190 steps per ms) remains 1713/1713 properties
BEST_FIRST walk for 4004 steps (8 resets) in 16 ms. (235 steps per ms) remains 1713/1713 properties
BEST_FIRST walk for 4004 steps (8 resets) in 17 ms. (222 steps per ms) remains 1713/1713 properties
BEST_FIRST walk for 4004 steps (8 resets) in 20 ms. (190 steps per ms) remains 1713/1713 properties
BEST_FIRST walk for 4004 steps (8 resets) in 20 ms. (190 steps per ms) remains 1713/1713 properties
BEST_FIRST walk for 4004 steps (8 resets) in 19 ms. (200 steps per ms) remains 1713/1713 properties
Probabilistic random walk after 1000000 steps, saw 177747 distinct states, run finished after 31223 ms. (steps per millisecond=32 ) properties seen :0
// Phase 1: matrix 2271 rows 997 cols
[2025-05-29 19:53:53] [INFO ] Computed 117 invariants in 25 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/602 variables, 14/14 constraints. Problems are: Problem set: 0 solved, 1713 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/602 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 1713 unsolved
At refinement iteration 2 (OVERLAPS) 68/670 variables, 10/24 constraints. Problems are: Problem set: 0 solved, 1713 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/670 variables, 4/28 constraints. Problems are: Problem set: 0 solved, 1713 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 670/3268 variables, and 28 constraints, problems are : Problem set: 0 solved, 1713 unsolved in 45038 ms.
Refiners :[Positive P Invariants (semi-flows): 10/19 constraints, Generalized P Invariants (flows): 18/98 constraints, State Equation: 0/997 constraints, PredecessorRefiner: 1713/1713 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1713 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/602 variables, 14/14 constraints. Problems are: Problem set: 0 solved, 1713 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/602 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 1713 unsolved
At refinement iteration 2 (OVERLAPS) 68/670 variables, 10/24 constraints. Problems are: Problem set: 0 solved, 1713 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/670 variables, 4/28 constraints. Problems are: Problem set: 0 solved, 1713 unsolved
[2025-05-29 19:54:56] [INFO ] Deduced a trap composed of 30 places in 71 ms of which 7 ms to minimize.
[2025-05-29 19:55:12] [INFO ] Deduced a trap composed of 24 places in 53 ms of which 1 ms to minimize.
[2025-05-29 19:55:22] [INFO ] Deduced a trap composed of 20 places in 81 ms of which 2 ms to minimize.
Problem qltransition_1666 is UNSAT
FORMULA QuasiLiveness FALSE TECHNIQUES RANDOM_WALK SMT_REFINEMENT TOPOLOGICAL INITIAL_STATE
SMT process timed out in 88532ms, After SMT, problems are : Problem set: 0 solved, 1713 unsolved
Fused 1713 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 602 out of 997 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 997/997 places, 2271/2271 transitions.
Discarding 8 places :
Symmetric choice reduction at 0 with 8 rule applications. Total rules 8 place count 989 transition count 2263
Iterating global reduction 0 with 8 rules applied. Total rules applied 16 place count 989 transition count 2263
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 18 place count 987 transition count 2261
Iterating global reduction 0 with 2 rules applied. Total rules applied 20 place count 987 transition count 2261
Free-agglomeration rule applied 4 times.
Iterating global reduction 0 with 4 rules applied. Total rules applied 24 place count 987 transition count 2257
Reduce places removed 4 places and 0 transitions.
Iterating post reduction 0 with 4 rules applied. Total rules applied 28 place count 983 transition count 2257
Free-agglomeration rule (complex) applied 5 times.
Iterating global reduction 1 with 5 rules applied. Total rules applied 33 place count 983 transition count 2252
Reduce places removed 5 places and 0 transitions.
Iterating post reduction 1 with 5 rules applied. Total rules applied 38 place count 978 transition count 2252
Applied a total of 38 rules in 127 ms. Remains 978 /997 variables (removed 19) and now considering 2252/2271 (removed 19) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 127 ms. Remains : 978/997 places, 2252/2271 transitions.
Total runtime 166014 ms.
ITS solved all properties within timeout

BK_STOP 1748548522855

--------------------
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-10a"
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-10a, 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-174853743700267"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/ASLink-PT-10a.tgz
mv ASLink-PT-10a 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 ;