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-174853743600257.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-09a, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r014-tall-174853743600257
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1.3M
-rw-r--r-- 1 mcc users 7.2K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 78K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.6K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 63K May 29 14:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 29 14:32 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 3.7K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K 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 17K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 12K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 124K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.5K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 72K 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 3.8K 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 839K 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 1748548030100

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-09a
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool greatspn
Invoking reducer
Running Version 202405141337
[2025-05-29 19:47:11] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -timeout, 180, -rebuildPNML]
[2025-05-29 19:47:11] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-05-29 19:47:11] [INFO ] Load time of PNML (sax parser for PT used): 257 ms
[2025-05-29 19:47:11] [INFO ] Transformed 1991 places.
[2025-05-29 19:47:11] [INFO ] Transformed 2919 transitions.
[2025-05-29 19:47:11] [INFO ] Found NUPN structural information;
[2025-05-29 19:47:11] [INFO ] Parsed PT model containing 1991 places and 2919 transitions and 10953 arcs in 386 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 1991/1991 places, 2919/2919 transitions.
Ensure Unique test removed 36 places
Ensure Unique test removed 31 transitions
Reduce isomorphic transitions removed 31 transitions.
Discarding 18 places :
Implicit places reduction removed 18 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 184 transitions
Trivial Post-agglo rules discarded 184 transitions
Performed 184 trivial Post agglomeration. Transition count delta: 184
Iterating post reduction 0 with 269 rules applied. Total rules applied 269 place count 1937 transition count 2704
Reduce places removed 184 places and 0 transitions.
Iterating post reduction 1 with 184 rules applied. Total rules applied 453 place count 1753 transition count 2704
Performed 189 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 189 Pre rules applied. Total rules applied 453 place count 1753 transition count 2515
Deduced a syphon composed of 189 places in 20 ms
Ensure Unique test removed 75 places
Reduce places removed 264 places and 0 transitions.
Iterating global reduction 2 with 453 rules applied. Total rules applied 906 place count 1489 transition count 2515
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 907 place count 1489 transition count 2514
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 908 place count 1488 transition count 2514
Performed 63 Post agglomeration using F-continuation condition.Transition count delta: 63
Deduced a syphon composed of 63 places in 8 ms
Reduce places removed 63 places and 0 transitions.
Iterating global reduction 4 with 126 rules applied. Total rules applied 1034 place count 1425 transition count 2451
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: -3
Deduced a syphon composed of 1 places in 11 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 4 with 2 rules applied. Total rules applied 1036 place count 1424 transition count 2454
Applied a total of 1036 rules in 402 ms. Remains 1424 /1991 variables (removed 567) and now considering 2454/2919 (removed 465) transitions.
// Phase 1: matrix 2454 rows 1424 cols
[2025-05-29 19:47:12] [INFO ] Computed 255 invariants in 141 ms
[2025-05-29 19:47:14] [INFO ] Implicit Places using invariants in 1867 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, 1237, 1248, 1249, 1250, 1251, 1252, 1287, 1289, 1292, 1310, 1311, 1312, 1313, 1325, 1331, 1337, 1343, 1349, 1355, 1361, 1367, 1373, 1379, 1385, 1423]
Discarding 89 places :
Implicit Place search using SMT only with invariants took 1961 ms to find 89 implicit places.
Starting structural reductions in LIVENESS mode, iteration 1 : 1335/1991 places, 2454/2919 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 109 transitions
Trivial Post-agglo rules discarded 109 transitions
Performed 109 trivial Post agglomeration. Transition count delta: 109
Iterating post reduction 0 with 109 rules applied. Total rules applied 109 place count 1335 transition count 2345
Reduce places removed 109 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 112 rules applied. Total rules applied 221 place count 1226 transition count 2342
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 2 with 2 rules applied. Total rules applied 223 place count 1224 transition count 2342
Performed 88 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 88 Pre rules applied. Total rules applied 223 place count 1224 transition count 2254
Deduced a syphon composed of 88 places in 9 ms
Ensure Unique test removed 1 places
Reduce places removed 89 places and 0 transitions.
Iterating global reduction 3 with 177 rules applied. Total rules applied 400 place count 1135 transition count 2254
Discarding 10 places :
Implicit places reduction removed 10 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 18 transitions
Trivial Post-agglo rules discarded 18 transitions
Performed 18 trivial Post agglomeration. Transition count delta: 18
Iterating post reduction 3 with 28 rules applied. Total rules applied 428 place count 1125 transition count 2236
Reduce places removed 18 places and 0 transitions.
Iterating post reduction 4 with 18 rules applied. Total rules applied 446 place count 1107 transition count 2236
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 5 with 1 Pre rules applied. Total rules applied 446 place count 1107 transition count 2235
Deduced a syphon composed of 1 places in 9 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 5 with 2 rules applied. Total rules applied 448 place count 1106 transition count 2235
Performed 79 Post agglomeration using F-continuation condition.Transition count delta: 79
Deduced a syphon composed of 79 places in 17 ms
Reduce places removed 79 places and 0 transitions.
Iterating global reduction 5 with 158 rules applied. Total rules applied 606 place count 1027 transition count 2156
Ensure Unique test removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 5 with 5 rules applied. Total rules applied 611 place count 1027 transition count 2151
Applied a total of 611 rules in 193 ms. Remains 1027 /1335 variables (removed 308) and now considering 2151/2454 (removed 303) transitions.
// Phase 1: matrix 2151 rows 1027 cols
[2025-05-29 19:47:14] [INFO ] Computed 155 invariants in 72 ms
[2025-05-29 19:47:15] [INFO ] Implicit Places using invariants in 1279 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, 1012, 1015, 1018, 1021, 1024]
Discarding 49 places :
Implicit Place search using SMT only with invariants took 1292 ms to find 49 implicit places.
Starting structural reductions in LIVENESS mode, iteration 2 : 978/1991 places, 2151/2919 transitions.
Performed 41 Post agglomeration using F-continuation condition.Transition count delta: 41
Deduced a syphon composed of 41 places in 8 ms
Reduce places removed 41 places and 0 transitions.
Iterating global reduction 0 with 82 rules applied. Total rules applied 82 place count 937 transition count 2110
Applied a total of 82 rules in 38 ms. Remains 937 /978 variables (removed 41) and now considering 2110/2151 (removed 41) transitions.
// Phase 1: matrix 2110 rows 937 cols
[2025-05-29 19:47:15] [INFO ] Computed 106 invariants in 27 ms
[2025-05-29 19:47:16] [INFO ] Implicit Places using invariants in 626 ms returned []
[2025-05-29 19:47:16] [INFO ] Invariant cache hit.
[2025-05-29 19:47:18] [INFO ] Implicit Places using invariants and state equation in 2426 ms returned []
Implicit Place search using SMT with State Equation took 3064 ms to find 0 implicit places.
Starting structural reductions in LIVENESS mode, iteration 3 : 937/1991 places, 2110/2919 transitions.
Finished structural reductions in LIVENESS mode , in 3 iterations and 6985 ms. Remains : 937/1991 places, 2110/2919 transitions.
Discarding 105 transitions out of 2110. Remains 2005
Initial state reduction rules removed 1 formulas.
RANDOM walk for 40000 steps (537 resets) in 6892 ms. (5 steps per ms) remains 1655/2004 properties
BEST_FIRST walk for 124 steps (0 resets) in 7 ms. (15 steps per ms) remains 1655/1655 properties
BEST_FIRST walk for 124 steps (0 resets) in 8 ms. (13 steps per ms) remains 1655/1655 properties
BEST_FIRST walk for 124 steps (0 resets) in 8 ms. (13 steps per ms) remains 1655/1655 properties
BEST_FIRST walk for 124 steps (0 resets) in 7 ms. (15 steps per ms) remains 1655/1655 properties
BEST_FIRST walk for 124 steps (0 resets) in 13 ms. (8 steps per ms) remains 1655/1655 properties
BEST_FIRST walk for 124 steps (0 resets) in 8 ms. (13 steps per ms) remains 1655/1655 properties
BEST_FIRST walk for 124 steps (0 resets) in 8 ms. (13 steps per ms) remains 1655/1655 properties
BEST_FIRST walk for 124 steps (0 resets) in 8 ms. (13 steps per ms) remains 1655/1655 properties
BEST_FIRST walk for 124 steps (0 resets) in 6 ms. (17 steps per ms) remains 1655/1655 properties
BEST_FIRST walk for 124 steps (0 resets) in 4 ms. (24 steps per ms) remains 1655/1655 properties
BEST_FIRST walk for 124 steps (0 resets) in 5 ms. (20 steps per ms) remains 1655/1655 properties
BEST_FIRST walk for 124 steps (0 resets) in 4 ms. (24 steps per ms) remains 1655/1655 properties
BEST_FIRST walk for 124 steps (0 resets) in 6 ms. (17 steps per ms) remains 1655/1655 properties
BEST_FIRST walk for 124 steps (0 resets) in 17 ms. (6 steps per ms) remains 1655/1655 properties
BEST_FIRST walk for 124 steps (0 resets) in 5 ms. (20 steps per ms) remains 1655/1655 properties
BEST_FIRST walk for 124 steps (0 resets) in 5 ms. (20 steps per ms) remains 1655/1655 properties
BEST_FIRST walk for 124 steps (0 resets) in 5 ms. (20 steps per ms) remains 1655/1655 properties
BEST_FIRST walk for 124 steps (0 resets) in 6 ms. (17 steps per ms) remains 1655/1655 properties
BEST_FIRST walk for 124 steps (0 resets) in 5 ms. (20 steps per ms) remains 1655/1655 properties
BEST_FIRST walk for 124 steps (0 resets) in 6 ms. (17 steps per ms) remains 1655/1655 properties
BEST_FIRST walk for 124 steps (0 resets) in 5 ms. (20 steps per ms) remains 1655/1655 properties
BEST_FIRST walk for 124 steps (0 resets) in 5 ms. (20 steps per ms) remains 1655/1655 properties
BEST_FIRST walk for 124 steps (0 resets) in 6 ms. (17 steps per ms) remains 1655/1655 properties
BEST_FIRST walk for 124 steps (0 resets) in 5 ms. (20 steps per ms) remains 1655/1655 properties
BEST_FIRST walk for 124 steps (0 resets) in 7 ms. (15 steps per ms) remains 1655/1655 properties
BEST_FIRST walk for 124 steps (0 resets) in 4 ms. (24 steps per ms) remains 1655/1655 properties
BEST_FIRST walk for 124 steps (0 resets) in 5 ms. (20 steps per ms) remains 1655/1655 properties
BEST_FIRST walk for 124 steps (0 resets) in 5 ms. (20 steps per ms) remains 1655/1655 properties
BEST_FIRST walk for 124 steps (0 resets) in 5 ms. (20 steps per ms) remains 1655/1655 properties
BEST_FIRST walk for 124 steps (0 resets) in 6 ms. (17 steps per ms) remains 1655/1655 properties
BEST_FIRST walk for 124 steps (0 resets) in 5 ms. (20 steps per ms) remains 1655/1655 properties
BEST_FIRST walk for 124 steps (0 resets) in 5 ms. (20 steps per ms) remains 1655/1655 properties
BEST_FIRST walk for 124 steps (0 resets) in 6 ms. (17 steps per ms) remains 1655/1655 properties
BEST_FIRST walk for 124 steps (0 resets) in 5 ms. (20 steps per ms) remains 1655/1655 properties
BEST_FIRST walk for 124 steps (0 resets) in 7 ms. (15 steps per ms) remains 1655/1655 properties
BEST_FIRST walk for 124 steps (0 resets) in 5 ms. (20 steps per ms) remains 1655/1655 properties
BEST_FIRST walk for 124 steps (0 resets) in 5 ms. (20 steps per ms) remains 1655/1655 properties
BEST_FIRST walk for 124 steps (0 resets) in 5 ms. (20 steps per ms) remains 1655/1655 properties
BEST_FIRST walk for 124 steps (0 resets) in 5 ms. (20 steps per ms) remains 1655/1655 properties
BEST_FIRST walk for 124 steps (0 resets) in 5 ms. (20 steps per ms) remains 1655/1655 properties
BEST_FIRST walk for 124 steps (0 resets) in 14 ms. (8 steps per ms) remains 1655/1655 properties
BEST_FIRST walk for 124 steps (0 resets) in 5 ms. (20 steps per ms) remains 1655/1655 properties
BEST_FIRST walk for 124 steps (0 resets) in 5 ms. (20 steps per ms) remains 1655/1655 properties
BEST_FIRST walk for 124 steps (0 resets) in 5 ms. (20 steps per ms) remains 1655/1655 properties
BEST_FIRST walk for 124 steps (0 resets) in 5 ms. (20 steps per ms) remains 1655/1655 properties
BEST_FIRST walk for 124 steps (0 resets) in 5 ms. (20 steps per ms) remains 1655/1655 properties
BEST_FIRST walk for 124 steps (0 resets) in 5 ms. (20 steps per ms) remains 1655/1655 properties
BEST_FIRST walk for 124 steps (0 resets) in 5 ms. (20 steps per ms) remains 1655/1655 properties
BEST_FIRST walk for 124 steps (0 resets) in 5 ms. (20 steps per ms) remains 1655/1655 properties
BEST_FIRST walk for 124 steps (0 resets) in 5 ms. (20 steps per ms) remains 1655/1655 properties
[2025-05-29 19:47:21] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/656 variables, 656/656 constraints. Problems are: Problem set: 0 solved, 1655 unsolved
SMT process timed out in 6676ms, After SMT, problems are : Problem set: 0 solved, 1655 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 656 out of 937 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 937/937 places, 2110/2110 transitions.
Discarding 11 places :
Symmetric choice reduction at 0 with 11 rule applications. Total rules 11 place count 926 transition count 2099
Iterating global reduction 0 with 11 rules applied. Total rules applied 22 place count 926 transition count 2099
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 23 place count 926 transition count 2098
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 1 with 1 Pre rules applied. Total rules applied 23 place count 926 transition count 2097
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 25 place count 925 transition count 2097
Free-agglomeration rule applied 4 times.
Iterating global reduction 1 with 4 rules applied. Total rules applied 29 place count 925 transition count 2093
Reduce places removed 4 places and 0 transitions.
Iterating post reduction 1 with 4 rules applied. Total rules applied 33 place count 921 transition count 2093
Free-agglomeration rule (complex) applied 9 times.
Iterating global reduction 2 with 9 rules applied. Total rules applied 42 place count 921 transition count 2084
Reduce places removed 9 places and 0 transitions.
Iterating post reduction 2 with 9 rules applied. Total rules applied 51 place count 912 transition count 2084
Applied a total of 51 rules in 351 ms. Remains 912 /937 variables (removed 25) and now considering 2084/2110 (removed 26) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 353 ms. Remains : 912/937 places, 2084/2110 transitions.
RANDOM walk for 1588306 steps (24132 resets) in 120004 ms. (13 steps per ms) remains 1547/1655 properties
BEST_FIRST walk for 4004 steps (8 resets) in 21 ms. (182 steps per ms) remains 1547/1547 properties
BEST_FIRST walk for 4004 steps (8 resets) in 25 ms. (154 steps per ms) remains 1547/1547 properties
BEST_FIRST walk for 4004 steps (8 resets) in 23 ms. (166 steps per ms) remains 1547/1547 properties
BEST_FIRST walk for 4004 steps (8 resets) in 24 ms. (160 steps per ms) remains 1547/1547 properties
BEST_FIRST walk for 4004 steps (8 resets) in 23 ms. (166 steps per ms) remains 1547/1547 properties
BEST_FIRST walk for 4004 steps (8 resets) in 19 ms. (200 steps per ms) remains 1547/1547 properties
BEST_FIRST walk for 4003 steps (8 resets) in 20 ms. (190 steps per ms) remains 1547/1547 properties
BEST_FIRST walk for 4004 steps (8 resets) in 20 ms. (190 steps per ms) remains 1547/1547 properties
BEST_FIRST walk for 4002 steps (8 resets) in 21 ms. (181 steps per ms) remains 1547/1547 properties
BEST_FIRST walk for 4003 steps (8 resets) in 22 ms. (174 steps per ms) remains 1547/1547 properties
BEST_FIRST walk for 4004 steps (8 resets) in 20 ms. (190 steps per ms) remains 1547/1547 properties
BEST_FIRST walk for 4004 steps (8 resets) in 19 ms. (200 steps per ms) remains 1547/1547 properties
BEST_FIRST walk for 4004 steps (8 resets) in 20 ms. (190 steps per ms) remains 1547/1547 properties
BEST_FIRST walk for 4004 steps (8 resets) in 20 ms. (190 steps per ms) remains 1547/1547 properties
BEST_FIRST walk for 4004 steps (8 resets) in 20 ms. (190 steps per ms) remains 1547/1547 properties
BEST_FIRST walk for 4004 steps (8 resets) in 17 ms. (222 steps per ms) remains 1547/1547 properties
BEST_FIRST walk for 4004 steps (8 resets) in 19 ms. (200 steps per ms) remains 1547/1547 properties
BEST_FIRST walk for 4004 steps (8 resets) in 20 ms. (190 steps per ms) remains 1547/1547 properties
BEST_FIRST walk for 4004 steps (8 resets) in 21 ms. (182 steps per ms) remains 1547/1547 properties
BEST_FIRST walk for 4004 steps (8 resets) in 20 ms. (190 steps per ms) remains 1547/1547 properties
BEST_FIRST walk for 4004 steps (8 resets) in 20 ms. (190 steps per ms) remains 1547/1547 properties
BEST_FIRST walk for 4004 steps (8 resets) in 25 ms. (154 steps per ms) remains 1547/1547 properties
BEST_FIRST walk for 4004 steps (8 resets) in 19 ms. (200 steps per ms) remains 1547/1547 properties
BEST_FIRST walk for 4002 steps (8 resets) in 20 ms. (190 steps per ms) remains 1547/1547 properties
BEST_FIRST walk for 4004 steps (8 resets) in 24 ms. (160 steps per ms) remains 1547/1547 properties
BEST_FIRST walk for 4004 steps (8 resets) in 20 ms. (190 steps per ms) remains 1547/1547 properties
BEST_FIRST walk for 4004 steps (8 resets) in 19 ms. (200 steps per ms) remains 1547/1547 properties
BEST_FIRST walk for 4004 steps (8 resets) in 20 ms. (190 steps per ms) remains 1547/1547 properties
BEST_FIRST walk for 4004 steps (8 resets) in 18 ms. (210 steps per ms) remains 1547/1547 properties
BEST_FIRST walk for 4004 steps (8 resets) in 18 ms. (210 steps per ms) remains 1547/1547 properties
BEST_FIRST walk for 4004 steps (8 resets) in 21 ms. (182 steps per ms) remains 1547/1547 properties
BEST_FIRST walk for 4004 steps (8 resets) in 20 ms. (190 steps per ms) remains 1547/1547 properties
BEST_FIRST walk for 4004 steps (8 resets) in 19 ms. (200 steps per ms) remains 1547/1547 properties
BEST_FIRST walk for 4004 steps (8 resets) in 20 ms. (190 steps per ms) remains 1547/1547 properties
BEST_FIRST walk for 4004 steps (8 resets) in 20 ms. (190 steps per ms) remains 1547/1547 properties
BEST_FIRST walk for 4004 steps (8 resets) in 18 ms. (210 steps per ms) remains 1547/1547 properties
BEST_FIRST walk for 4004 steps (8 resets) in 18 ms. (210 steps per ms) remains 1547/1547 properties
BEST_FIRST walk for 4004 steps (8 resets) in 20 ms. (190 steps per ms) remains 1547/1547 properties
BEST_FIRST walk for 4001 steps (8 resets) in 19 ms. (200 steps per ms) remains 1547/1547 properties
BEST_FIRST walk for 4003 steps (8 resets) in 18 ms. (210 steps per ms) remains 1547/1547 properties
BEST_FIRST walk for 4003 steps (8 resets) in 20 ms. (190 steps per ms) remains 1547/1547 properties
BEST_FIRST walk for 4004 steps (8 resets) in 19 ms. (200 steps per ms) remains 1547/1547 properties
BEST_FIRST walk for 4003 steps (8 resets) in 20 ms. (190 steps per ms) remains 1547/1547 properties
BEST_FIRST walk for 4004 steps (8 resets) in 19 ms. (200 steps per ms) remains 1547/1547 properties
BEST_FIRST walk for 4004 steps (8 resets) in 20 ms. (190 steps per ms) remains 1547/1547 properties
BEST_FIRST walk for 4004 steps (8 resets) in 20 ms. (190 steps per ms) remains 1547/1547 properties
BEST_FIRST walk for 4004 steps (8 resets) in 20 ms. (190 steps per ms) remains 1547/1547 properties
BEST_FIRST walk for 4004 steps (8 resets) in 20 ms. (190 steps per ms) remains 1547/1547 properties
BEST_FIRST walk for 4004 steps (8 resets) in 19 ms. (200 steps per ms) remains 1547/1547 properties
BEST_FIRST walk for 4004 steps (8 resets) in 22 ms. (174 steps per ms) remains 1547/1547 properties
Probabilistic random walk after 1000001 steps, saw 177131 distinct states, run finished after 26885 ms. (steps per millisecond=37 ) properties seen :0
// Phase 1: matrix 2084 rows 912 cols
[2025-05-29 19:48:25] [INFO ] Computed 106 invariants in 25 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/549 variables, 12/12 constraints. Problems are: Problem set: 0 solved, 1547 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/549 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 1547 unsolved
At refinement iteration 2 (OVERLAPS) 72/621 variables, 11/23 constraints. Problems are: Problem set: 0 solved, 1547 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/621 variables, 2/25 constraints. Problems are: Problem set: 0 solved, 1547 unsolved
[2025-05-29 19:49:06] [INFO ] Deduced a trap composed of 32 places in 78 ms of which 6 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 621/2996 variables, and 26 constraints, problems are : Problem set: 0 solved, 1547 unsolved in 45057 ms.
Refiners :[Positive P Invariants (semi-flows): 11/18 constraints, Generalized P Invariants (flows): 14/88 constraints, State Equation: 0/912 constraints, PredecessorRefiner: 1547/1547 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1547 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/549 variables, 12/12 constraints. Problems are: Problem set: 0 solved, 1547 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/549 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 1547 unsolved
At refinement iteration 2 (OVERLAPS) 72/621 variables, 11/23 constraints. Problems are: Problem set: 0 solved, 1547 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/621 variables, 2/25 constraints. Problems are: Problem set: 0 solved, 1547 unsolved
Problem qltransition_2101 is UNSAT
FORMULA QuasiLiveness FALSE TECHNIQUES RANDOM_WALK SMT_REFINEMENT TOPOLOGICAL INITIAL_STATE
SMT process timed out in 60749ms, After SMT, problems are : Problem set: 0 solved, 1547 unsolved
Fused 1547 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 549 out of 912 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 912/912 places, 2084/2084 transitions.
Discarding 9 places :
Symmetric choice reduction at 0 with 9 rule applications. Total rules 9 place count 903 transition count 2075
Iterating global reduction 0 with 9 rules applied. Total rules applied 18 place count 903 transition count 2075
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 20 place count 901 transition count 2073
Iterating global reduction 0 with 2 rules applied. Total rules applied 22 place count 901 transition count 2073
Free-agglomeration rule applied 4 times.
Iterating global reduction 0 with 4 rules applied. Total rules applied 26 place count 901 transition count 2069
Reduce places removed 4 places and 0 transitions.
Iterating post reduction 0 with 4 rules applied. Total rules applied 30 place count 897 transition count 2069
Free-agglomeration rule (complex) applied 6 times.
Iterating global reduction 1 with 6 rules applied. Total rules applied 36 place count 897 transition count 2063
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 42 place count 891 transition count 2063
Applied a total of 42 rules in 138 ms. Remains 891 /912 variables (removed 21) and now considering 2063/2084 (removed 21) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 138 ms. Remains : 891/912 places, 2063/2084 transitions.
Total runtime 135164 ms.
ITS solved all properties within timeout

BK_STOP 1748548166814

--------------------
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-09a"
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-09a, 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-174853743600257"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/ASLink-PT-09a.tgz
mv ASLink-PT-09a 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 ;