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.r028-smll-174853774900262.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 BridgeAndVehicles-PT-V50P50N20, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r028-smll-174853774900262
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 6.6M
-rw-r--r-- 1 mcc users 28K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 166K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 241K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 924K 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 14K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 56K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 149K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 433K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 19K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 92K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 550K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 2.1M May 29 14:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 2.4K May 29 14:47 UpperBounds.txt
-rw-r--r-- 1 mcc users 5.3K 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 10 May 29 14:32 instance
-rw-r--r-- 1 mcc users 6 May 29 14:32 iscolored
-rw-r--r-- 1 mcc users 2.0M 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 1748573734517

Invoking MCC driver with
BK_TOOL=gold2024
BK_EXAMINATION=QuasiLiveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=BridgeAndVehicles-PT-V50P50N20
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool greatspn
Invoking reducer
Running Version 202405141337
[2025-05-30 02:55:36] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -timeout, 180, -rebuildPNML]
[2025-05-30 02:55:36] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-05-30 02:55:36] [INFO ] Load time of PNML (sax parser for PT used): 442 ms
[2025-05-30 02:55:36] [INFO ] Transformed 138 places.
[2025-05-30 02:55:37] [INFO ] Transformed 2348 transitions.
[2025-05-30 02:55:37] [INFO ] Parsed PT model containing 138 places and 2348 transitions and 18090 arcs in 711 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 138/138 places, 2348/2348 transitions.
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 136 transition count 2348
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 38 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 1 with 5 rules applied. Total rules applied 7 place count 133 transition count 2346
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 15 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 1 with 4 rules applied. Total rules applied 11 place count 131 transition count 2344
Applied a total of 11 rules in 234 ms. Remains 131 /138 variables (removed 7) and now considering 2344/2348 (removed 4) transitions.
[2025-05-30 02:55:37] [INFO ] Flow matrix only has 286 transitions (discarded 2058 similar events)
// Phase 1: matrix 286 rows 131 cols
[2025-05-30 02:55:37] [INFO ] Computed 4 invariants in 31 ms
[2025-05-30 02:55:38] [INFO ] Implicit Places using invariants in 1078 ms returned []
[2025-05-30 02:55:38] [INFO ] Flow matrix only has 286 transitions (discarded 2058 similar events)
[2025-05-30 02:55:38] [INFO ] Invariant cache hit.
[2025-05-30 02:55:38] [INFO ] State equation strengthened by 42 read => feed constraints.
[2025-05-30 02:55:40] [INFO ] Implicit Places using invariants and state equation in 1674 ms returned [52, 106]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 2915 ms to find 2 implicit places.
Starting structural reductions in LIVENESS mode, iteration 1 : 129/138 places, 2344/2348 transitions.
Applied a total of 0 rules in 29 ms. Remains 129 /129 variables (removed 0) and now considering 2344/2344 (removed 0) transitions.
Finished structural reductions in LIVENESS mode , in 2 iterations and 3207 ms. Remains : 129/138 places, 2344/2348 transitions.
Initial state reduction rules removed 3 formulas.
RANDOM walk for 40000 steps (128 resets) in 9998 ms. (4 steps per ms) remains 2063/2341 properties
BEST_FIRST walk for 122 steps (8 resets) in 12 ms. (9 steps per ms) remains 2063/2063 properties
BEST_FIRST walk for 123 steps (8 resets) in 15 ms. (7 steps per ms) remains 2063/2063 properties
BEST_FIRST walk for 120 steps (8 resets) in 11 ms. (10 steps per ms) remains 2063/2063 properties
BEST_FIRST walk for 124 steps (8 resets) in 45 ms. (2 steps per ms) remains 2063/2063 properties
BEST_FIRST walk for 120 steps (8 resets) in 21 ms. (5 steps per ms) remains 2063/2063 properties
BEST_FIRST walk for 120 steps (8 resets) in 10 ms. (10 steps per ms) remains 2063/2063 properties
BEST_FIRST walk for 120 steps (8 resets) in 10 ms. (10 steps per ms) remains 2063/2063 properties
BEST_FIRST walk for 120 steps (8 resets) in 9 ms. (12 steps per ms) remains 2063/2063 properties
BEST_FIRST walk for 120 steps (8 resets) in 10 ms. (10 steps per ms) remains 2063/2063 properties
BEST_FIRST walk for 120 steps (8 resets) in 10 ms. (10 steps per ms) remains 2063/2063 properties
BEST_FIRST walk for 120 steps (8 resets) in 10 ms. (10 steps per ms) remains 2063/2063 properties
BEST_FIRST walk for 120 steps (8 resets) in 10 ms. (10 steps per ms) remains 2063/2063 properties
BEST_FIRST walk for 120 steps (8 resets) in 8 ms. (13 steps per ms) remains 2063/2063 properties
BEST_FIRST walk for 120 steps (8 resets) in 10 ms. (10 steps per ms) remains 2063/2063 properties
BEST_FIRST walk for 120 steps (8 resets) in 9 ms. (12 steps per ms) remains 2063/2063 properties
BEST_FIRST walk for 120 steps (8 resets) in 10 ms. (10 steps per ms) remains 2063/2063 properties
BEST_FIRST walk for 120 steps (8 resets) in 11 ms. (10 steps per ms) remains 2063/2063 properties
BEST_FIRST walk for 120 steps (8 resets) in 14 ms. (8 steps per ms) remains 2063/2063 properties
BEST_FIRST walk for 120 steps (8 resets) in 9 ms. (12 steps per ms) remains 2063/2063 properties
BEST_FIRST walk for 120 steps (8 resets) in 10 ms. (10 steps per ms) remains 2063/2063 properties
BEST_FIRST walk for 120 steps (8 resets) in 9 ms. (12 steps per ms) remains 2063/2063 properties
BEST_FIRST walk for 120 steps (8 resets) in 9 ms. (12 steps per ms) remains 2063/2063 properties
BEST_FIRST walk for 120 steps (8 resets) in 10 ms. (10 steps per ms) remains 2063/2063 properties
BEST_FIRST walk for 120 steps (8 resets) in 13 ms. (8 steps per ms) remains 2063/2063 properties
BEST_FIRST walk for 124 steps (8 resets) in 11 ms. (10 steps per ms) remains 2063/2063 properties
BEST_FIRST walk for 124 steps (8 resets) in 10 ms. (11 steps per ms) remains 2063/2063 properties
BEST_FIRST walk for 124 steps (8 resets) in 11 ms. (10 steps per ms) remains 2063/2063 properties
BEST_FIRST walk for 124 steps (8 resets) in 15 ms. (7 steps per ms) remains 2063/2063 properties
BEST_FIRST walk for 124 steps (8 resets) in 10 ms. (11 steps per ms) remains 2063/2063 properties
BEST_FIRST walk for 124 steps (8 resets) in 10 ms. (11 steps per ms) remains 2063/2063 properties
BEST_FIRST walk for 123 steps (8 resets) in 10 ms. (11 steps per ms) remains 2063/2063 properties
BEST_FIRST walk for 124 steps (8 resets) in 12 ms. (9 steps per ms) remains 2063/2063 properties
BEST_FIRST walk for 124 steps (8 resets) in 11 ms. (10 steps per ms) remains 2063/2063 properties
BEST_FIRST walk for 123 steps (8 resets) in 11 ms. (10 steps per ms) remains 2063/2063 properties
BEST_FIRST walk for 122 steps (8 resets) in 9 ms. (12 steps per ms) remains 2063/2063 properties
BEST_FIRST walk for 123 steps (8 resets) in 9 ms. (12 steps per ms) remains 2063/2063 properties
BEST_FIRST walk for 123 steps (8 resets) in 9 ms. (12 steps per ms) remains 2063/2063 properties
BEST_FIRST walk for 122 steps (8 resets) in 8 ms. (13 steps per ms) remains 2063/2063 properties
BEST_FIRST walk for 124 steps (8 resets) in 10 ms. (11 steps per ms) remains 2063/2063 properties
BEST_FIRST walk for 124 steps (8 resets) in 10 ms. (11 steps per ms) remains 2063/2063 properties
BEST_FIRST walk for 124 steps (8 resets) in 11 ms. (10 steps per ms) remains 2063/2063 properties
BEST_FIRST walk for 124 steps (8 resets) in 10 ms. (11 steps per ms) remains 2063/2063 properties
BEST_FIRST walk for 124 steps (8 resets) in 11 ms. (10 steps per ms) remains 2063/2063 properties
BEST_FIRST walk for 120 steps (8 resets) in 8 ms. (13 steps per ms) remains 2063/2063 properties
BEST_FIRST walk for 124 steps (8 resets) in 10 ms. (11 steps per ms) remains 2063/2063 properties
BEST_FIRST walk for 124 steps (8 resets) in 11 ms. (10 steps per ms) remains 2063/2063 properties
BEST_FIRST walk for 124 steps (8 resets) in 15 ms. (7 steps per ms) remains 2063/2063 properties
BEST_FIRST walk for 123 steps (8 resets) in 14 ms. (8 steps per ms) remains 2063/2063 properties
BEST_FIRST walk for 124 steps (8 resets) in 13 ms. (8 steps per ms) remains 2063/2063 properties
BEST_FIRST walk for 124 steps (8 resets) in 14 ms. (8 steps per ms) remains 2063/2063 properties
[2025-05-30 02:55:44] [INFO ] Flow matrix only has 286 transitions (discarded 2058 similar events)
// Phase 1: matrix 286 rows 129 cols
[2025-05-30 02:55:44] [INFO ] Computed 4 invariants in 8 ms
[2025-05-30 02:55:44] [INFO ] State equation strengthened by 42 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/127 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 2063 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 127/415 variables, and 3 constraints, problems are : Problem set: 0 solved, 2063 unsolved in 5152 ms.
Refiners :[Positive P Invariants (semi-flows): 3/4 constraints, State Equation: 0/129 constraints, ReadFeed: 0/42 constraints, PredecessorRefiner: 2063/2063 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2063 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/127 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 2063 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 127/415 variables, and 3 constraints, problems are : Problem set: 0 solved, 2063 unsolved in 5045 ms.
Refiners :[Positive P Invariants (semi-flows): 3/4 constraints, State Equation: 0/129 constraints, ReadFeed: 0/42 constraints, PredecessorRefiner: 0/2063 constraints, Known Traps: 0/0 constraints]
After SMT, in 27895ms problems are : Problem set: 0 solved, 2063 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 127 out of 129 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 129/129 places, 2344/2344 transitions.
Applied a total of 0 rules in 410 ms. Remains 129 /129 variables (removed 0) and now considering 2344/2344 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 411 ms. Remains : 129/129 places, 2344/2344 transitions.
RANDOM walk for 929028 steps (3009 resets) in 120004 ms. (7 steps per ms) remains 1871/2063 properties
BEST_FIRST walk for 4001 steps (8 resets) in 121 ms. (32 steps per ms) remains 1871/1871 properties
BEST_FIRST walk for 4004 steps (8 resets) in 120 ms. (33 steps per ms) remains 1871/1871 properties
BEST_FIRST walk for 4003 steps (8 resets) in 136 ms. (29 steps per ms) remains 1870/1871 properties
BEST_FIRST walk for 4002 steps (8 resets) in 157 ms. (25 steps per ms) remains 1870/1870 properties
BEST_FIRST walk for 4002 steps (8 resets) in 132 ms. (30 steps per ms) remains 1869/1870 properties
BEST_FIRST walk for 4004 steps (8 resets) in 130 ms. (30 steps per ms) remains 1868/1869 properties
BEST_FIRST walk for 4004 steps (8 resets) in 131 ms. (30 steps per ms) remains 1867/1868 properties
BEST_FIRST walk for 4004 steps (8 resets) in 133 ms. (29 steps per ms) remains 1866/1867 properties
BEST_FIRST walk for 4004 steps (8 resets) in 131 ms. (30 steps per ms) remains 1865/1866 properties
BEST_FIRST walk for 4004 steps (8 resets) in 131 ms. (30 steps per ms) remains 1864/1865 properties
BEST_FIRST walk for 4004 steps (8 resets) in 136 ms. (29 steps per ms) remains 1863/1864 properties
BEST_FIRST walk for 4004 steps (8 resets) in 135 ms. (29 steps per ms) remains 1862/1863 properties
BEST_FIRST walk for 4004 steps (8 resets) in 153 ms. (26 steps per ms) remains 1861/1862 properties
BEST_FIRST walk for 4004 steps (8 resets) in 134 ms. (29 steps per ms) remains 1860/1861 properties
BEST_FIRST walk for 4004 steps (8 resets) in 133 ms. (29 steps per ms) remains 1860/1860 properties
BEST_FIRST walk for 4004 steps (8 resets) in 133 ms. (29 steps per ms) remains 1860/1860 properties
BEST_FIRST walk for 4004 steps (8 resets) in 135 ms. (29 steps per ms) remains 1860/1860 properties
BEST_FIRST walk for 4004 steps (8 resets) in 132 ms. (30 steps per ms) remains 1860/1860 properties
BEST_FIRST walk for 4004 steps (8 resets) in 137 ms. (29 steps per ms) remains 1860/1860 properties
BEST_FIRST walk for 4001 steps (8 resets) in 127 ms. (31 steps per ms) remains 1860/1860 properties
BEST_FIRST walk for 4002 steps (8 resets) in 166 ms. (23 steps per ms) remains 1860/1860 properties
BEST_FIRST walk for 4003 steps (8 resets) in 126 ms. (31 steps per ms) remains 1860/1860 properties
BEST_FIRST walk for 4003 steps (8 resets) in 127 ms. (31 steps per ms) remains 1860/1860 properties
BEST_FIRST walk for 4003 steps (8 resets) in 127 ms. (31 steps per ms) remains 1860/1860 properties
BEST_FIRST walk for 4003 steps (8 resets) in 129 ms. (30 steps per ms) remains 1860/1860 properties
BEST_FIRST walk for 4001 steps (8 resets) in 125 ms. (31 steps per ms) remains 1860/1860 properties
BEST_FIRST walk for 4002 steps (8 resets) in 132 ms. (30 steps per ms) remains 1860/1860 properties
BEST_FIRST walk for 4001 steps (8 resets) in 125 ms. (31 steps per ms) remains 1860/1860 properties
BEST_FIRST walk for 4003 steps (8 resets) in 165 ms. (24 steps per ms) remains 1860/1860 properties
BEST_FIRST walk for 4004 steps (8 resets) in 127 ms. (31 steps per ms) remains 1860/1860 properties
BEST_FIRST walk for 4003 steps (8 resets) in 127 ms. (31 steps per ms) remains 1860/1860 properties
BEST_FIRST walk for 4002 steps (8 resets) in 129 ms. (30 steps per ms) remains 1860/1860 properties
BEST_FIRST walk for 4002 steps (8 resets) in 129 ms. (30 steps per ms) remains 1860/1860 properties
BEST_FIRST walk for 4003 steps (8 resets) in 127 ms. (31 steps per ms) remains 1859/1860 properties
BEST_FIRST walk for 4004 steps (8 resets) in 129 ms. (30 steps per ms) remains 1859/1859 properties
BEST_FIRST walk for 4003 steps (8 resets) in 129 ms. (30 steps per ms) remains 1859/1859 properties
BEST_FIRST walk for 4002 steps (8 resets) in 128 ms. (31 steps per ms) remains 1859/1859 properties
BEST_FIRST walk for 4002 steps (8 resets) in 128 ms. (31 steps per ms) remains 1859/1859 properties
BEST_FIRST walk for 4002 steps (8 resets) in 126 ms. (31 steps per ms) remains 1859/1859 properties
BEST_FIRST walk for 4003 steps (8 resets) in 127 ms. (31 steps per ms) remains 1859/1859 properties
BEST_FIRST walk for 4003 steps (8 resets) in 126 ms. (31 steps per ms) remains 1859/1859 properties
BEST_FIRST walk for 4003 steps (8 resets) in 127 ms. (31 steps per ms) remains 1859/1859 properties
BEST_FIRST walk for 4002 steps (8 resets) in 129 ms. (30 steps per ms) remains 1859/1859 properties
BEST_FIRST walk for 4002 steps (8 resets) in 138 ms. (28 steps per ms) remains 1859/1859 properties
BEST_FIRST walk for 4002 steps (8 resets) in 131 ms. (30 steps per ms) remains 1859/1859 properties
BEST_FIRST walk for 4004 steps (8 resets) in 126 ms. (31 steps per ms) remains 1859/1859 properties
BEST_FIRST walk for 4003 steps (8 resets) in 130 ms. (30 steps per ms) remains 1859/1859 properties
BEST_FIRST walk for 4003 steps (8 resets) in 127 ms. (31 steps per ms) remains 1859/1859 properties
BEST_FIRST walk for 4004 steps (8 resets) in 127 ms. (31 steps per ms) remains 1859/1859 properties
BEST_FIRST walk for 4003 steps (8 resets) in 129 ms. (30 steps per ms) remains 1859/1859 properties
BEST_FIRST walk for 4002 steps (8 resets) in 127 ms. (31 steps per ms) remains 1859/1859 properties
BEST_FIRST walk for 4003 steps (8 resets) in 125 ms. (31 steps per ms) remains 1859/1859 properties
BEST_FIRST walk for 4002 steps (8 resets) in 125 ms. (31 steps per ms) remains 1859/1859 properties
BEST_FIRST walk for 4003 steps (8 resets) in 129 ms. (30 steps per ms) remains 1859/1859 properties
BEST_FIRST walk for 4004 steps (8 resets) in 127 ms. (31 steps per ms) remains 1859/1859 properties
BEST_FIRST walk for 4002 steps (8 resets) in 124 ms. (32 steps per ms) remains 1859/1859 properties
BEST_FIRST walk for 4004 steps (8 resets) in 125 ms. (31 steps per ms) remains 1859/1859 properties
BEST_FIRST walk for 4003 steps (8 resets) in 127 ms. (31 steps per ms) remains 1859/1859 properties
BEST_FIRST walk for 4003 steps (8 resets) in 133 ms. (29 steps per ms) remains 1859/1859 properties
BEST_FIRST walk for 4004 steps (8 resets) in 127 ms. (31 steps per ms) remains 1859/1859 properties
BEST_FIRST walk for 4002 steps (8 resets) in 127 ms. (31 steps per ms) remains 1859/1859 properties
BEST_FIRST walk for 4003 steps (8 resets) in 125 ms. (31 steps per ms) remains 1859/1859 properties
BEST_FIRST walk for 4002 steps (8 resets) in 127 ms. (31 steps per ms) remains 1859/1859 properties
BEST_FIRST walk for 4004 steps (8 resets) in 127 ms. (31 steps per ms) remains 1859/1859 properties
BEST_FIRST walk for 4002 steps (8 resets) in 126 ms. (31 steps per ms) remains 1859/1859 properties
BEST_FIRST walk for 4003 steps (8 resets) in 127 ms. (31 steps per ms) remains 1859/1859 properties
BEST_FIRST walk for 4001 steps (8 resets) in 126 ms. (31 steps per ms) remains 1859/1859 properties
BEST_FIRST walk for 4002 steps (8 resets) in 126 ms. (31 steps per ms) remains 1859/1859 properties
BEST_FIRST walk for 4002 steps (8 resets) in 128 ms. (31 steps per ms) remains 1859/1859 properties
BEST_FIRST walk for 4004 steps (8 resets) in 128 ms. (31 steps per ms) remains 1859/1859 properties
BEST_FIRST walk for 4004 steps (8 resets) in 124 ms. (32 steps per ms) remains 1859/1859 properties
BEST_FIRST walk for 4001 steps (8 resets) in 129 ms. (30 steps per ms) remains 1859/1859 properties
BEST_FIRST walk for 4003 steps (8 resets) in 124 ms. (32 steps per ms) remains 1859/1859 properties
BEST_FIRST walk for 4003 steps (8 resets) in 124 ms. (32 steps per ms) remains 1859/1859 properties
BEST_FIRST walk for 4003 steps (8 resets) in 125 ms. (31 steps per ms) remains 1859/1859 properties
BEST_FIRST walk for 4004 steps (8 resets) in 125 ms. (31 steps per ms) remains 1859/1859 properties
BEST_FIRST walk for 4003 steps (8 resets) in 124 ms. (32 steps per ms) remains 1859/1859 properties
BEST_FIRST walk for 4003 steps (8 resets) in 124 ms. (32 steps per ms) remains 1859/1859 properties
BEST_FIRST walk for 4003 steps (8 resets) in 125 ms. (31 steps per ms) remains 1859/1859 properties
BEST_FIRST walk for 4002 steps (8 resets) in 127 ms. (31 steps per ms) remains 1859/1859 properties
BEST_FIRST walk for 4001 steps (8 resets) in 125 ms. (31 steps per ms) remains 1859/1859 properties
BEST_FIRST walk for 4003 steps (8 resets) in 125 ms. (31 steps per ms) remains 1859/1859 properties
BEST_FIRST walk for 4004 steps (8 resets) in 133 ms. (29 steps per ms) remains 1859/1859 properties
[2025-05-30 02:56:45] [INFO ] Flow matrix only has 286 transitions (discarded 2058 similar events)
[2025-05-30 02:56:45] [INFO ] Invariant cache hit.
[2025-05-30 02:56:45] [INFO ] State equation strengthened by 42 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/127 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1859 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/127 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1859 unsolved
At refinement iteration 2 (OVERLAPS) 2/129 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 1859 unsolved
[2025-05-30 02:57:42] [INFO ] Deduced a trap composed of 23 places in 316 ms of which 16 ms to minimize.
Problem qltransition_243 is UNSAT
FORMULA QuasiLiveness FALSE TECHNIQUES RANDOM_WALK SMT_REFINEMENT BESTFIRST_WALK TOPOLOGICAL INITIAL_STATE
SMT process timed out in 57014ms, After SMT, problems are : Problem set: 0 solved, 1859 unsolved
Fused 1859 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 127 out of 129 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 129/129 places, 2344/2344 transitions.
Applied a total of 0 rules in 223 ms. Remains 129 /129 variables (removed 0) and now considering 2344/2344 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 224 ms. Remains : 129/129 places, 2344/2344 transitions.
Total runtime 126261 ms.
ITS solved all properties within timeout

BK_STOP 1748573863005

--------------------
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="BridgeAndVehicles-PT-V50P50N20"
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 BridgeAndVehicles-PT-V50P50N20, 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 r028-smll-174853774900262"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/BridgeAndVehicles-PT-V50P50N20.tgz
mv BridgeAndVehicles-PT-V50P50N20 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 ;