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.r168-tall-174881267000417.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2025-input.qcow2 backing_fmt=qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
................
=====================================================================
Generated by BenchKit 2-5832
Executing tool gold2024
Input is PolyORBNT-PT-S05J80, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r168-tall-174881267000417
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 3.8M
-rw-r--r-- 1 mcc users 50K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 242K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 46K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 217K 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 34K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 105K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 28K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 104K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 45K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 204K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 175K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 823K May 29 14:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 4.8K May 29 14:47 UpperBounds.txt
-rw-r--r-- 1 mcc users 11K May 29 14:47 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 May 29 14:32 equiv_col
-rw-r--r-- 1 mcc users 7 May 29 14:32 instance
-rw-r--r-- 1 mcc users 6 May 29 14:32 iscolored
-rw-r--r-- 1 mcc users 1.8M 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 1748903138941

Invoking MCC driver with
BK_TOOL=gold2024
BK_EXAMINATION=QuasiLiveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=PolyORBNT-PT-S05J80
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool greatspn
Invoking reducer
Running Version 202405141337
[2025-06-02 22:25:40] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -timeout, 180, -rebuildPNML]
[2025-06-02 22:25:40] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-02 22:25:40] [INFO ] Load time of PNML (sax parser for PT used): 194 ms
[2025-06-02 22:25:40] [INFO ] Transformed 1189 places.
[2025-06-02 22:25:40] [INFO ] Transformed 2350 transitions.
[2025-06-02 22:25:40] [INFO ] Parsed PT model containing 1189 places and 2350 transitions and 14464 arcs in 328 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 1189/1189 places, 2350/2350 transitions.
Ensure Unique test removed 5 places
Ensure Unique test removed 655 transitions
Reduce isomorphic transitions removed 655 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 86 transitions
Trivial Post-agglo rules discarded 86 transitions
Performed 86 trivial Post agglomeration. Transition count delta: 86
Iterating post reduction 0 with 746 rules applied. Total rules applied 746 place count 1184 transition count 1609
Reduce places removed 86 places and 0 transitions.
Iterating post reduction 1 with 86 rules applied. Total rules applied 832 place count 1098 transition count 1609
Performed 85 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 85 Pre rules applied. Total rules applied 832 place count 1098 transition count 1524
Deduced a syphon composed of 85 places in 4 ms
Reduce places removed 85 places and 0 transitions.
Iterating global reduction 2 with 170 rules applied. Total rules applied 1002 place count 1013 transition count 1524
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
Deduced a syphon composed of 3 places in 4 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 2 with 6 rules applied. Total rules applied 1008 place count 1010 transition count 1521
Applied a total of 1008 rules in 240 ms. Remains 1010 /1189 variables (removed 179) and now considering 1521/2350 (removed 829) transitions.
Running 1515 sub problems to find dead transitions.
[2025-06-02 22:25:40] [INFO ] Flow matrix only has 1517 transitions (discarded 4 similar events)
// Phase 1: matrix 1517 rows 1010 cols
[2025-06-02 22:25:41] [INFO ] Computed 177 invariants in 139 ms
[2025-06-02 22:25:41] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1005 variables, 156/156 constraints. Problems are: Problem set: 0 solved, 1515 unsolved
SMT process timed out in 24755ms, After SMT, problems are : Problem set: 0 solved, 1515 unsolved
Search for dead transitions found 0 dead transitions in 24812ms
[2025-06-02 22:26:05] [INFO ] Flow matrix only has 1517 transitions (discarded 4 similar events)
[2025-06-02 22:26:05] [INFO ] Invariant cache hit.
[2025-06-02 22:26:08] [INFO ] Implicit Places using invariants in 2523 ms returned []
[2025-06-02 22:26:08] [INFO ] Flow matrix only has 1517 transitions (discarded 4 similar events)
[2025-06-02 22:26:08] [INFO ] Invariant cache hit.
[2025-06-02 22:26:09] [INFO ] State equation strengthened by 1 read => feed constraints.
[2025-06-02 22:26:33] [INFO ] Implicit Places using invariants and state equation in 25029 ms returned []
Implicit Place search using SMT with State Equation took 27569 ms to find 0 implicit places.
Running 1515 sub problems to find dead transitions.
[2025-06-02 22:26:33] [INFO ] Flow matrix only has 1517 transitions (discarded 4 similar events)
[2025-06-02 22:26:33] [INFO ] Invariant cache hit.
[2025-06-02 22:26:33] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1005 variables, 156/156 constraints. Problems are: Problem set: 0 solved, 1515 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/1005 variables, 16/172 constraints. Problems are: Problem set: 0 solved, 1515 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1005/2527 variables, and 172 constraints, problems are : Problem set: 0 solved, 1515 unsolved in 30042 ms.
Refiners :[Positive P Invariants (semi-flows): 156/156 constraints, Generalized P Invariants (flows): 16/21 constraints, State Equation: 0/1010 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 1515/1515 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1515 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1005 variables, 156/156 constraints. Problems are: Problem set: 0 solved, 1515 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/1005 variables, 16/172 constraints. Problems are: Problem set: 0 solved, 1515 unsolved
[2025-06-02 22:27:10] [INFO ] Deduced a trap composed of 13 places in 284 ms of which 28 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1005/2527 variables, and 173 constraints, problems are : Problem set: 0 solved, 1515 unsolved in 30047 ms.
Refiners :[Positive P Invariants (semi-flows): 156/156 constraints, Generalized P Invariants (flows): 16/21 constraints, State Equation: 0/1010 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 0/1515 constraints, Known Traps: 1/1 constraints]
After SMT, in 64627ms problems are : Problem set: 0 solved, 1515 unsolved
Search for dead transitions found 0 dead transitions in 64643ms
Starting structural reductions in LIVENESS mode, iteration 1 : 1010/1189 places, 1521/2350 transitions.
Finished structural reductions in LIVENESS mode , in 1 iterations and 117343 ms. Remains : 1010/1189 places, 1521/2350 transitions.
Initial state reduction rules removed 6 formulas.
RANDOM walk for 40000 steps (2085 resets) in 5627 ms. (7 steps per ms) remains 109/1515 properties
BEST_FIRST walk for 404 steps (0 resets) in 14 ms. (26 steps per ms) remains 109/109 properties
BEST_FIRST walk for 404 steps (0 resets) in 11 ms. (33 steps per ms) remains 109/109 properties
BEST_FIRST walk for 404 steps (0 resets) in 8 ms. (44 steps per ms) remains 109/109 properties
BEST_FIRST walk for 404 steps (0 resets) in 9 ms. (40 steps per ms) remains 109/109 properties
BEST_FIRST walk for 404 steps (0 resets) in 8 ms. (44 steps per ms) remains 109/109 properties
BEST_FIRST walk for 404 steps (0 resets) in 10 ms. (36 steps per ms) remains 109/109 properties
BEST_FIRST walk for 404 steps (0 resets) in 7 ms. (50 steps per ms) remains 109/109 properties
BEST_FIRST walk for 404 steps (0 resets) in 9 ms. (40 steps per ms) remains 109/109 properties
BEST_FIRST walk for 404 steps (0 resets) in 9 ms. (40 steps per ms) remains 109/109 properties
BEST_FIRST walk for 404 steps (0 resets) in 6 ms. (57 steps per ms) remains 109/109 properties
BEST_FIRST walk for 404 steps (0 resets) in 6 ms. (57 steps per ms) remains 109/109 properties
BEST_FIRST walk for 404 steps (0 resets) in 7 ms. (50 steps per ms) remains 109/109 properties
BEST_FIRST walk for 404 steps (0 resets) in 7 ms. (50 steps per ms) remains 109/109 properties
BEST_FIRST walk for 404 steps (0 resets) in 8 ms. (44 steps per ms) remains 109/109 properties
BEST_FIRST walk for 404 steps (0 resets) in 7 ms. (50 steps per ms) remains 109/109 properties
BEST_FIRST walk for 404 steps (0 resets) in 7 ms. (50 steps per ms) remains 109/109 properties
BEST_FIRST walk for 404 steps (0 resets) in 9 ms. (40 steps per ms) remains 109/109 properties
BEST_FIRST walk for 404 steps (0 resets) in 5 ms. (67 steps per ms) remains 109/109 properties
BEST_FIRST walk for 404 steps (0 resets) in 7 ms. (50 steps per ms) remains 109/109 properties
BEST_FIRST walk for 404 steps (0 resets) in 8 ms. (44 steps per ms) remains 109/109 properties
BEST_FIRST walk for 404 steps (0 resets) in 5 ms. (67 steps per ms) remains 109/109 properties
BEST_FIRST walk for 404 steps (0 resets) in 6 ms. (57 steps per ms) remains 109/109 properties
BEST_FIRST walk for 404 steps (0 resets) in 8 ms. (44 steps per ms) remains 109/109 properties
BEST_FIRST walk for 404 steps (0 resets) in 7 ms. (50 steps per ms) remains 109/109 properties
BEST_FIRST walk for 404 steps (0 resets) in 8 ms. (44 steps per ms) remains 109/109 properties
BEST_FIRST walk for 404 steps (0 resets) in 8 ms. (44 steps per ms) remains 109/109 properties
BEST_FIRST walk for 404 steps (0 resets) in 6 ms. (57 steps per ms) remains 109/109 properties
BEST_FIRST walk for 404 steps (0 resets) in 8 ms. (44 steps per ms) remains 109/109 properties
BEST_FIRST walk for 404 steps (0 resets) in 8 ms. (44 steps per ms) remains 109/109 properties
BEST_FIRST walk for 404 steps (0 resets) in 6 ms. (57 steps per ms) remains 109/109 properties
BEST_FIRST walk for 404 steps (0 resets) in 9 ms. (40 steps per ms) remains 109/109 properties
BEST_FIRST walk for 404 steps (0 resets) in 5 ms. (67 steps per ms) remains 109/109 properties
BEST_FIRST walk for 404 steps (0 resets) in 5 ms. (67 steps per ms) remains 109/109 properties
BEST_FIRST walk for 404 steps (0 resets) in 7 ms. (50 steps per ms) remains 109/109 properties
BEST_FIRST walk for 404 steps (0 resets) in 9 ms. (40 steps per ms) remains 109/109 properties
BEST_FIRST walk for 404 steps (0 resets) in 6 ms. (57 steps per ms) remains 109/109 properties
BEST_FIRST walk for 404 steps (0 resets) in 9 ms. (40 steps per ms) remains 109/109 properties
BEST_FIRST walk for 404 steps (0 resets) in 5 ms. (67 steps per ms) remains 109/109 properties
BEST_FIRST walk for 404 steps (0 resets) in 6 ms. (57 steps per ms) remains 109/109 properties
BEST_FIRST walk for 404 steps (0 resets) in 7 ms. (50 steps per ms) remains 109/109 properties
BEST_FIRST walk for 404 steps (0 resets) in 6 ms. (57 steps per ms) remains 109/109 properties
BEST_FIRST walk for 404 steps (0 resets) in 7 ms. (50 steps per ms) remains 109/109 properties
BEST_FIRST walk for 404 steps (0 resets) in 5 ms. (67 steps per ms) remains 109/109 properties
BEST_FIRST walk for 404 steps (0 resets) in 6 ms. (57 steps per ms) remains 109/109 properties
BEST_FIRST walk for 404 steps (0 resets) in 6 ms. (57 steps per ms) remains 109/109 properties
BEST_FIRST walk for 404 steps (0 resets) in 6 ms. (57 steps per ms) remains 109/109 properties
BEST_FIRST walk for 404 steps (0 resets) in 7 ms. (50 steps per ms) remains 109/109 properties
BEST_FIRST walk for 404 steps (0 resets) in 6 ms. (57 steps per ms) remains 109/109 properties
BEST_FIRST walk for 404 steps (0 resets) in 7 ms. (50 steps per ms) remains 109/109 properties
BEST_FIRST walk for 404 steps (0 resets) in 9 ms. (40 steps per ms) remains 109/109 properties
[2025-06-02 22:27:39] [INFO ] Flow matrix only has 1517 transitions (discarded 4 similar events)
[2025-06-02 22:27:39] [INFO ] Invariant cache hit.
[2025-06-02 22:27:39] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/34 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 109 unsolved
At refinement iteration 1 (OVERLAPS) 127/161 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 109 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/161 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 109 unsolved
At refinement iteration 3 (OVERLAPS) 214/375 variables, 2/27 constraints. Problems are: Problem set: 0 solved, 109 unsolved
[2025-06-02 22:27:41] [INFO ] Deduced a trap composed of 164 places in 138 ms of which 3 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/375 variables, 1/28 constraints. Problems are: Problem set: 0 solved, 109 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/375 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 109 unsolved
At refinement iteration 6 (OVERLAPS) 244/619 variables, 61/89 constraints. Problems are: Problem set: 0 solved, 109 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 619/2527 variables, and 89 constraints, problems are : Problem set: 0 solved, 109 unsolved in 5013 ms.
Refiners :[Positive P Invariants (semi-flows): 88/156 constraints, Generalized P Invariants (flows): 0/21 constraints, State Equation: 0/1010 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 109/109 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 109 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/34 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 109 unsolved
At refinement iteration 1 (OVERLAPS) 127/161 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 109 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/161 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 109 unsolved
At refinement iteration 3 (OVERLAPS) 214/375 variables, 2/27 constraints. Problems are: Problem set: 0 solved, 109 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/375 variables, 1/28 constraints. Problems are: Problem set: 0 solved, 109 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/375 variables, 0/28 constraints. Problems are: Problem set: 0 solved, 109 unsolved
At refinement iteration 6 (OVERLAPS) 244/619 variables, 61/89 constraints. Problems are: Problem set: 0 solved, 109 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/619 variables, 0/89 constraints. Problems are: Problem set: 0 solved, 109 unsolved
At refinement iteration 8 (OVERLAPS) 305/924 variables, 61/150 constraints. Problems are: Problem set: 0 solved, 109 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 924/2527 variables, and 150 constraints, problems are : Problem set: 0 solved, 109 unsolved in 5007 ms.
Refiners :[Positive P Invariants (semi-flows): 149/156 constraints, Generalized P Invariants (flows): 0/21 constraints, State Equation: 0/1010 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 0/109 constraints, Known Traps: 1/1 constraints]
After SMT, in 10271ms problems are : Problem set: 0 solved, 109 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 34 out of 1010 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1010/1010 places, 1521/1521 transitions.
Applied a total of 0 rules in 155 ms. Remains 1010 /1010 variables (removed 0) and now considering 1521/1521 (removed 0) transitions.
Running 1515 sub problems to find dead transitions.
[2025-06-02 22:27:50] [INFO ] Flow matrix only has 1517 transitions (discarded 4 similar events)
[2025-06-02 22:27:50] [INFO ] Invariant cache hit.
[2025-06-02 22:27:50] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1005 variables, 156/156 constraints. Problems are: Problem set: 0 solved, 1515 unsolved
SMT process timed out in 24038ms, After SMT, problems are : Problem set: 0 solved, 1515 unsolved
Search for dead transitions found 0 dead transitions in 24052ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 24210 ms. Remains : 1010/1010 places, 1521/1521 transitions.
RANDOM walk for 4000000 steps (208282 resets) in 72811 ms. (54 steps per ms) remains 96/109 properties
BEST_FIRST walk for 400004 steps (590 resets) in 1497 ms. (267 steps per ms) remains 96/96 properties
BEST_FIRST walk for 400004 steps (505 resets) in 1286 ms. (310 steps per ms) remains 96/96 properties
BEST_FIRST walk for 400004 steps (734 resets) in 1438 ms. (277 steps per ms) remains 96/96 properties
BEST_FIRST walk for 400004 steps (587 resets) in 1181 ms. (338 steps per ms) remains 96/96 properties
BEST_FIRST walk for 400004 steps (601 resets) in 1170 ms. (341 steps per ms) remains 96/96 properties
BEST_FIRST walk for 400003 steps (501 resets) in 1077 ms. (371 steps per ms) remains 96/96 properties
BEST_FIRST walk for 400004 steps (1347 resets) in 1514 ms. (264 steps per ms) remains 96/96 properties
BEST_FIRST walk for 400004 steps (716 resets) in 1195 ms. (334 steps per ms) remains 96/96 properties
BEST_FIRST walk for 400004 steps (504 resets) in 1066 ms. (374 steps per ms) remains 96/96 properties
BEST_FIRST walk for 400004 steps (706 resets) in 1192 ms. (335 steps per ms) remains 96/96 properties
BEST_FIRST walk for 400004 steps (872 resets) in 1352 ms. (295 steps per ms) remains 96/96 properties
BEST_FIRST walk for 400003 steps (506 resets) in 1132 ms. (353 steps per ms) remains 96/96 properties
BEST_FIRST walk for 400004 steps (512 resets) in 1131 ms. (353 steps per ms) remains 96/96 properties
BEST_FIRST walk for 400004 steps (501 resets) in 1090 ms. (366 steps per ms) remains 96/96 properties
BEST_FIRST walk for 400004 steps (697 resets) in 1200 ms. (333 steps per ms) remains 96/96 properties
BEST_FIRST walk for 400002 steps (733 resets) in 1288 ms. (310 steps per ms) remains 96/96 properties
BEST_FIRST walk for 400004 steps (508 resets) in 1107 ms. (361 steps per ms) remains 96/96 properties
BEST_FIRST walk for 400004 steps (506 resets) in 1112 ms. (359 steps per ms) remains 96/96 properties
BEST_FIRST walk for 400004 steps (593 resets) in 1171 ms. (341 steps per ms) remains 96/96 properties
BEST_FIRST walk for 400003 steps (740 resets) in 1350 ms. (296 steps per ms) remains 96/96 properties
BEST_FIRST walk for 400004 steps (507 resets) in 1128 ms. (354 steps per ms) remains 96/96 properties
BEST_FIRST walk for 400004 steps (736 resets) in 1458 ms. (274 steps per ms) remains 96/96 properties
BEST_FIRST walk for 400004 steps (736 resets) in 1343 ms. (297 steps per ms) remains 96/96 properties
BEST_FIRST walk for 400004 steps (591 resets) in 1191 ms. (335 steps per ms) remains 96/96 properties
BEST_FIRST walk for 400002 steps (1359 resets) in 1504 ms. (265 steps per ms) remains 96/96 properties
BEST_FIRST walk for 400004 steps (852 resets) in 1365 ms. (292 steps per ms) remains 96/96 properties
BEST_FIRST walk for 400004 steps (587 resets) in 1179 ms. (338 steps per ms) remains 96/96 properties
BEST_FIRST walk for 400004 steps (506 resets) in 1102 ms. (362 steps per ms) remains 96/96 properties
BEST_FIRST walk for 400002 steps (1351 resets) in 1446 ms. (276 steps per ms) remains 96/96 properties
BEST_FIRST walk for 400004 steps (506 resets) in 1088 ms. (367 steps per ms) remains 96/96 properties
BEST_FIRST walk for 400004 steps (505 resets) in 1129 ms. (353 steps per ms) remains 96/96 properties
BEST_FIRST walk for 400004 steps (745 resets) in 1399 ms. (285 steps per ms) remains 96/96 properties
BEST_FIRST walk for 400003 steps (743 resets) in 1382 ms. (289 steps per ms) remains 96/96 properties
BEST_FIRST walk for 400004 steps (586 resets) in 1138 ms. (351 steps per ms) remains 96/96 properties
BEST_FIRST walk for 400003 steps (729 resets) in 1196 ms. (334 steps per ms) remains 96/96 properties
BEST_FIRST walk for 400004 steps (745 resets) in 1365 ms. (292 steps per ms) remains 96/96 properties
BEST_FIRST walk for 400004 steps (505 resets) in 1096 ms. (364 steps per ms) remains 96/96 properties
BEST_FIRST walk for 400003 steps (739 resets) in 1321 ms. (302 steps per ms) remains 96/96 properties
BEST_FIRST walk for 400003 steps (742 resets) in 1322 ms. (302 steps per ms) remains 96/96 properties
BEST_FIRST walk for 400003 steps (1330 resets) in 1482 ms. (269 steps per ms) remains 96/96 properties
BEST_FIRST walk for 400004 steps (736 resets) in 1439 ms. (277 steps per ms) remains 96/96 properties
BEST_FIRST walk for 400004 steps (508 resets) in 1092 ms. (365 steps per ms) remains 96/96 properties
BEST_FIRST walk for 400003 steps (739 resets) in 1368 ms. (292 steps per ms) remains 96/96 properties
BEST_FIRST walk for 400004 steps (594 resets) in 1178 ms. (339 steps per ms) remains 96/96 properties
BEST_FIRST walk for 400003 steps (507 resets) in 1103 ms. (362 steps per ms) remains 96/96 properties
BEST_FIRST walk for 400004 steps (573 resets) in 1204 ms. (331 steps per ms) remains 96/96 properties
BEST_FIRST walk for 400004 steps (580 resets) in 1132 ms. (353 steps per ms) remains 96/96 properties
BEST_FIRST walk for 400004 steps (505 resets) in 1111 ms. (359 steps per ms) remains 96/96 properties
BEST_FIRST walk for 400003 steps (499 resets) in 1104 ms. (361 steps per ms) remains 96/96 properties
BEST_FIRST walk for 400004 steps (594 resets) in 1154 ms. (346 steps per ms) remains 96/96 properties
[2025-06-02 22:28:55] [INFO ] Flow matrix only has 1517 transitions (discarded 4 similar events)
[2025-06-02 22:28:55] [INFO ] Invariant cache hit.
[2025-06-02 22:28:55] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 96 unsolved
At refinement iteration 1 (OVERLAPS) 7/15 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 96 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/15 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 96 unsolved
At refinement iteration 3 (OVERLAPS) 665/680 variables, 7/8 constraints. Problems are: Problem set: 0 solved, 96 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/680 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 96 unsolved
Problem qltransition_987 is UNSAT
FORMULA QuasiLiveness FALSE TECHNIQUES RANDOM_WALK SMT_REFINEMENT TOPOLOGICAL INITIAL_STATE
SMT process timed out in 3354ms, After SMT, problems are : Problem set: 0 solved, 96 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 8 out of 1010 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1010/1010 places, 1521/1521 transitions.
Applied a total of 0 rules in 105 ms. Remains 1010 /1010 variables (removed 0) and now considering 1521/1521 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 105 ms. Remains : 1010/1010 places, 1521/1521 transitions.
Total runtime 198266 ms.
ITS solved all properties within timeout

BK_STOP 1748903338869

--------------------
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//
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202405141337.jar
++ perl -pe 's/.*\.//g'
+ 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="PolyORBNT-PT-S05J80"
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 PolyORBNT-PT-S05J80, 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 r168-tall-174881267000417"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/PolyORBNT-PT-S05J80.tgz
mv PolyORBNT-PT-S05J80 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 ;