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-174853774900272.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 BridgeAndVehicles-PT-V80P20N10, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r028-smll-174853774900272
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 8.3M
-rw-r--r-- 1 mcc users 23K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 126K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 334K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 1.3M 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 51K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 163K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 478K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 49K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 250K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 795K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 3.1M May 29 14:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 4.7K 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 10 May 29 14:32 instance
-rw-r--r-- 1 mcc users 6 May 29 14:32 iscolored
-rw-r--r-- 1 mcc users 1.7M 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 1748574233345

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-V80P20N10
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool greatspn
Invoking reducer
Running Version 202405141337
[2025-05-30 03:03:55] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -timeout, 180, -rebuildPNML]
[2025-05-30 03:03:55] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-05-30 03:03:55] [INFO ] Load time of PNML (sax parser for PT used): 351 ms
[2025-05-30 03:03:55] [INFO ] Transformed 188 places.
[2025-05-30 03:03:55] [INFO ] Transformed 2108 transitions.
[2025-05-30 03:03:55] [INFO ] Parsed PT model containing 188 places and 2108 transitions and 15950 arcs in 544 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 188/188 places, 2108/2108 transitions.
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 186 transition count 2108
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 40 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 1 with 5 rules applied. Total rules applied 7 place count 183 transition count 2106
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 21 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 1 with 4 rules applied. Total rules applied 11 place count 181 transition count 2104
Applied a total of 11 rules in 226 ms. Remains 181 /188 variables (removed 7) and now considering 2104/2108 (removed 4) transitions.
[2025-05-30 03:03:56] [INFO ] Flow matrix only has 366 transitions (discarded 1738 similar events)
// Phase 1: matrix 366 rows 181 cols
[2025-05-30 03:03:56] [INFO ] Computed 4 invariants in 30 ms
[2025-05-30 03:03:57] [INFO ] Implicit Places using invariants in 938 ms returned []
[2025-05-30 03:03:57] [INFO ] Flow matrix only has 366 transitions (discarded 1738 similar events)
[2025-05-30 03:03:57] [INFO ] Invariant cache hit.
[2025-05-30 03:03:57] [INFO ] State equation strengthened by 22 read => feed constraints.
[2025-05-30 03:03:59] [INFO ] Implicit Places using invariants and state equation in 1996 ms returned [82, 166]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 2992 ms to find 2 implicit places.
Starting structural reductions in LIVENESS mode, iteration 1 : 179/188 places, 2104/2108 transitions.
Applied a total of 0 rules in 30 ms. Remains 179 /179 variables (removed 0) and now considering 2104/2104 (removed 0) transitions.
Finished structural reductions in LIVENESS mode , in 2 iterations and 3277 ms. Remains : 179/188 places, 2104/2108 transitions.
Initial state reduction rules removed 3 formulas.
RANDOM walk for 40000 steps (80 resets) in 8700 ms. (4 steps per ms) remains 1773/2101 properties
BEST_FIRST walk for 121 steps (8 resets) in 14 ms. (8 steps per ms) remains 1773/1773 properties
BEST_FIRST walk for 123 steps (8 resets) in 31 ms. (3 steps per ms) remains 1773/1773 properties
BEST_FIRST walk for 122 steps (8 resets) in 42 ms. (2 steps per ms) remains 1773/1773 properties
BEST_FIRST walk for 123 steps (8 resets) in 31 ms. (3 steps per ms) remains 1773/1773 properties
BEST_FIRST walk for 122 steps (8 resets) in 37 ms. (3 steps per ms) remains 1773/1773 properties
BEST_FIRST walk for 123 steps (8 resets) in 11 ms. (10 steps per ms) remains 1773/1773 properties
BEST_FIRST walk for 124 steps (8 resets) in 14 ms. (8 steps per ms) remains 1773/1773 properties
BEST_FIRST walk for 124 steps (8 resets) in 14 ms. (8 steps per ms) remains 1773/1773 properties
BEST_FIRST walk for 122 steps (8 resets) in 12 ms. (9 steps per ms) remains 1773/1773 properties
BEST_FIRST walk for 124 steps (8 resets) in 15 ms. (7 steps per ms) remains 1773/1773 properties
BEST_FIRST walk for 123 steps (8 resets) in 11 ms. (10 steps per ms) remains 1773/1773 properties
BEST_FIRST walk for 123 steps (8 resets) in 14 ms. (8 steps per ms) remains 1773/1773 properties
BEST_FIRST walk for 121 steps (8 resets) in 13 ms. (8 steps per ms) remains 1773/1773 properties
BEST_FIRST walk for 124 steps (8 resets) in 14 ms. (8 steps per ms) remains 1773/1773 properties
BEST_FIRST walk for 120 steps (8 resets) in 12 ms. (9 steps per ms) remains 1773/1773 properties
BEST_FIRST walk for 124 steps (8 resets) in 12 ms. (9 steps per ms) remains 1773/1773 properties
BEST_FIRST walk for 121 steps (8 resets) in 17 ms. (6 steps per ms) remains 1773/1773 properties
BEST_FIRST walk for 122 steps (8 resets) in 11 ms. (10 steps per ms) remains 1773/1773 properties
BEST_FIRST walk for 123 steps (8 resets) in 12 ms. (9 steps per ms) remains 1773/1773 properties
BEST_FIRST walk for 123 steps (8 resets) in 12 ms. (9 steps per ms) remains 1773/1773 properties
BEST_FIRST walk for 123 steps (8 resets) in 10 ms. (11 steps per ms) remains 1773/1773 properties
BEST_FIRST walk for 122 steps (8 resets) in 11 ms. (10 steps per ms) remains 1773/1773 properties
BEST_FIRST walk for 124 steps (8 resets) in 13 ms. (8 steps per ms) remains 1773/1773 properties
BEST_FIRST walk for 124 steps (8 resets) in 13 ms. (8 steps per ms) remains 1773/1773 properties
BEST_FIRST walk for 124 steps (8 resets) in 12 ms. (9 steps per ms) remains 1773/1773 properties
BEST_FIRST walk for 124 steps (8 resets) in 21 ms. (5 steps per ms) remains 1773/1773 properties
BEST_FIRST walk for 124 steps (8 resets) in 16 ms. (7 steps per ms) remains 1773/1773 properties
BEST_FIRST walk for 124 steps (8 resets) in 12 ms. (9 steps per ms) remains 1773/1773 properties
BEST_FIRST walk for 124 steps (8 resets) in 12 ms. (9 steps per ms) remains 1773/1773 properties
BEST_FIRST walk for 124 steps (8 resets) in 12 ms. (9 steps per ms) remains 1773/1773 properties
BEST_FIRST walk for 124 steps (8 resets) in 12 ms. (9 steps per ms) remains 1773/1773 properties
BEST_FIRST walk for 124 steps (8 resets) in 10 ms. (11 steps per ms) remains 1773/1773 properties
BEST_FIRST walk for 121 steps (8 resets) in 13 ms. (8 steps per ms) remains 1773/1773 properties
BEST_FIRST walk for 124 steps (8 resets) in 12 ms. (9 steps per ms) remains 1773/1773 properties
BEST_FIRST walk for 121 steps (8 resets) in 11 ms. (10 steps per ms) remains 1773/1773 properties
BEST_FIRST walk for 123 steps (8 resets) in 10 ms. (11 steps per ms) remains 1773/1773 properties
BEST_FIRST walk for 123 steps (8 resets) in 21 ms. (5 steps per ms) remains 1773/1773 properties
BEST_FIRST walk for 122 steps (8 resets) in 11 ms. (10 steps per ms) remains 1773/1773 properties
BEST_FIRST walk for 122 steps (8 resets) in 11 ms. (10 steps per ms) remains 1773/1773 properties
BEST_FIRST walk for 123 steps (8 resets) in 12 ms. (9 steps per ms) remains 1773/1773 properties
BEST_FIRST walk for 124 steps (8 resets) in 10 ms. (11 steps per ms) remains 1773/1773 properties
BEST_FIRST walk for 124 steps (8 resets) in 12 ms. (9 steps per ms) remains 1773/1773 properties
BEST_FIRST walk for 120 steps (8 resets) in 12 ms. (9 steps per ms) remains 1773/1773 properties
BEST_FIRST walk for 124 steps (8 resets) in 14 ms. (8 steps per ms) remains 1773/1773 properties
BEST_FIRST walk for 120 steps (8 resets) in 9 ms. (12 steps per ms) remains 1773/1773 properties
BEST_FIRST walk for 120 steps (8 resets) in 10 ms. (10 steps per ms) remains 1773/1773 properties
BEST_FIRST walk for 120 steps (8 resets) in 9 ms. (12 steps per ms) remains 1773/1773 properties
BEST_FIRST walk for 120 steps (8 resets) in 9 ms. (12 steps per ms) remains 1773/1773 properties
BEST_FIRST walk for 120 steps (8 resets) in 9 ms. (12 steps per ms) remains 1773/1773 properties
BEST_FIRST walk for 120 steps (8 resets) in 9 ms. (12 steps per ms) remains 1773/1773 properties
[2025-05-30 03:04:02] [INFO ] Flow matrix only has 366 transitions (discarded 1738 similar events)
// Phase 1: matrix 366 rows 179 cols
[2025-05-30 03:04:02] [INFO ] Computed 4 invariants in 9 ms
[2025-05-30 03:04:02] [INFO ] State equation strengthened by 22 read => feed constraints.
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
At refinement iteration 0 (INCLUDED_ONLY) 0/177 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1773 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 177/545 variables, and 3 constraints, problems are : Problem set: 0 solved, 1773 unsolved in 5255 ms.
Refiners :[Positive P Invariants (semi-flows): 3/4 constraints, State Equation: 0/179 constraints, ReadFeed: 0/22 constraints, PredecessorRefiner: 1773/1773 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1773 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/177 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1773 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 177/545 variables, and 3 constraints, problems are : Problem set: 0 solved, 1773 unsolved in 5043 ms.
Refiners :[Positive P Invariants (semi-flows): 3/4 constraints, State Equation: 0/179 constraints, ReadFeed: 0/22 constraints, PredecessorRefiner: 0/1773 constraints, Known Traps: 0/0 constraints]
After SMT, in 25527ms problems are : Problem set: 0 solved, 1773 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 177 out of 179 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 179/179 places, 2104/2104 transitions.
Applied a total of 0 rules in 389 ms. Remains 179 /179 variables (removed 0) and now considering 2104/2104 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 390 ms. Remains : 179/179 places, 2104/2104 transitions.
RANDOM walk for 1049082 steps (2103 resets) in 120005 ms. (8 steps per ms) remains 1615/1773 properties
BEST_FIRST walk for 4003 steps (8 resets) in 192 ms. (20 steps per ms) remains 1615/1615 properties
BEST_FIRST walk for 4004 steps (8 resets) in 130 ms. (30 steps per ms) remains 1615/1615 properties
BEST_FIRST walk for 4004 steps (8 resets) in 162 ms. (24 steps per ms) remains 1615/1615 properties
BEST_FIRST walk for 4002 steps (8 resets) in 136 ms. (29 steps per ms) remains 1615/1615 properties
BEST_FIRST walk for 4002 steps (8 resets) in 131 ms. (30 steps per ms) remains 1614/1615 properties
BEST_FIRST walk for 4002 steps (8 resets) in 108 ms. (36 steps per ms) remains 1614/1614 properties
BEST_FIRST walk for 4004 steps (8 resets) in 159 ms. (25 steps per ms) remains 1614/1614 properties
BEST_FIRST walk for 4001 steps (8 resets) in 111 ms. (35 steps per ms) remains 1614/1614 properties
BEST_FIRST walk for 4003 steps (8 resets) in 110 ms. (36 steps per ms) remains 1614/1614 properties
BEST_FIRST walk for 4002 steps (8 resets) in 110 ms. (36 steps per ms) remains 1614/1614 properties
BEST_FIRST walk for 4003 steps (8 resets) in 109 ms. (36 steps per ms) remains 1614/1614 properties
BEST_FIRST walk for 4004 steps (8 resets) in 138 ms. (28 steps per ms) remains 1614/1614 properties
BEST_FIRST walk for 4003 steps (8 resets) in 152 ms. (26 steps per ms) remains 1614/1614 properties
BEST_FIRST walk for 4002 steps (8 resets) in 132 ms. (30 steps per ms) remains 1614/1614 properties
BEST_FIRST walk for 4003 steps (8 resets) in 110 ms. (36 steps per ms) remains 1613/1614 properties
BEST_FIRST walk for 4002 steps (8 resets) in 109 ms. (36 steps per ms) remains 1613/1613 properties
BEST_FIRST walk for 4003 steps (8 resets) in 107 ms. (37 steps per ms) remains 1613/1613 properties
BEST_FIRST walk for 4003 steps (8 resets) in 109 ms. (36 steps per ms) remains 1609/1613 properties
BEST_FIRST walk for 4003 steps (8 resets) in 146 ms. (27 steps per ms) remains 1609/1609 properties
BEST_FIRST walk for 4002 steps (8 resets) in 112 ms. (35 steps per ms) remains 1609/1609 properties
BEST_FIRST walk for 4004 steps (8 resets) in 107 ms. (37 steps per ms) remains 1609/1609 properties
BEST_FIRST walk for 4004 steps (8 resets) in 110 ms. (36 steps per ms) remains 1609/1609 properties
BEST_FIRST walk for 4004 steps (8 resets) in 102 ms. (38 steps per ms) remains 1609/1609 properties
BEST_FIRST walk for 4004 steps (8 resets) in 109 ms. (36 steps per ms) remains 1609/1609 properties
BEST_FIRST walk for 4004 steps (8 resets) in 104 ms. (38 steps per ms) remains 1609/1609 properties
BEST_FIRST walk for 4004 steps (8 resets) in 103 ms. (38 steps per ms) remains 1609/1609 properties
BEST_FIRST walk for 4004 steps (8 resets) in 104 ms. (38 steps per ms) remains 1609/1609 properties
BEST_FIRST walk for 4004 steps (8 resets) in 101 ms. (39 steps per ms) remains 1609/1609 properties
BEST_FIRST walk for 4004 steps (8 resets) in 104 ms. (38 steps per ms) remains 1609/1609 properties
BEST_FIRST walk for 4004 steps (8 resets) in 103 ms. (38 steps per ms) remains 1609/1609 properties
BEST_FIRST walk for 4004 steps (8 resets) in 105 ms. (37 steps per ms) remains 1609/1609 properties
BEST_FIRST walk for 4004 steps (8 resets) in 104 ms. (38 steps per ms) remains 1609/1609 properties
BEST_FIRST walk for 4003 steps (8 resets) in 107 ms. (37 steps per ms) remains 1609/1609 properties
BEST_FIRST walk for 4003 steps (8 resets) in 107 ms. (37 steps per ms) remains 1609/1609 properties
BEST_FIRST walk for 4004 steps (8 resets) in 107 ms. (37 steps per ms) remains 1608/1609 properties
BEST_FIRST walk for 4004 steps (8 resets) in 107 ms. (37 steps per ms) remains 1608/1608 properties
BEST_FIRST walk for 4004 steps (8 resets) in 105 ms. (37 steps per ms) remains 1607/1608 properties
BEST_FIRST walk for 4004 steps (8 resets) in 107 ms. (37 steps per ms) remains 1607/1607 properties
BEST_FIRST walk for 4003 steps (8 resets) in 109 ms. (36 steps per ms) remains 1606/1607 properties
BEST_FIRST walk for 4003 steps (8 resets) in 106 ms. (37 steps per ms) remains 1606/1606 properties
BEST_FIRST walk for 4003 steps (8 resets) in 106 ms. (37 steps per ms) remains 1606/1606 properties
BEST_FIRST walk for 4002 steps (8 resets) in 108 ms. (36 steps per ms) remains 1604/1606 properties
BEST_FIRST walk for 4002 steps (8 resets) in 103 ms. (38 steps per ms) remains 1581/1604 properties
BEST_FIRST walk for 4004 steps (8 resets) in 99 ms. (40 steps per ms) remains 1581/1581 properties
BEST_FIRST walk for 4002 steps (8 resets) in 103 ms. (38 steps per ms) remains 1581/1581 properties
BEST_FIRST walk for 4003 steps (8 resets) in 99 ms. (40 steps per ms) remains 1581/1581 properties
BEST_FIRST walk for 4003 steps (8 resets) in 101 ms. (39 steps per ms) remains 1581/1581 properties
BEST_FIRST walk for 4004 steps (8 resets) in 100 ms. (39 steps per ms) remains 1581/1581 properties
BEST_FIRST walk for 4004 steps (8 resets) in 100 ms. (39 steps per ms) remains 1581/1581 properties
BEST_FIRST walk for 4001 steps (8 resets) in 99 ms. (40 steps per ms) remains 1580/1581 properties
BEST_FIRST walk for 4002 steps (8 resets) in 101 ms. (39 steps per ms) remains 1580/1580 properties
BEST_FIRST walk for 4004 steps (8 resets) in 100 ms. (39 steps per ms) remains 1580/1580 properties
BEST_FIRST walk for 4002 steps (8 resets) in 100 ms. (39 steps per ms) remains 1580/1580 properties
BEST_FIRST walk for 4004 steps (8 resets) in 100 ms. (39 steps per ms) remains 1580/1580 properties
BEST_FIRST walk for 4003 steps (8 resets) in 103 ms. (38 steps per ms) remains 1532/1580 properties
BEST_FIRST walk for 4002 steps (8 resets) in 102 ms. (38 steps per ms) remains 1532/1532 properties
BEST_FIRST walk for 4001 steps (8 resets) in 100 ms. (39 steps per ms) remains 1532/1532 properties
BEST_FIRST walk for 4002 steps (8 resets) in 100 ms. (39 steps per ms) remains 1532/1532 properties
BEST_FIRST walk for 4004 steps (8 resets) in 100 ms. (39 steps per ms) remains 1532/1532 properties
BEST_FIRST walk for 4004 steps (8 resets) in 95 ms. (41 steps per ms) remains 1532/1532 properties
BEST_FIRST walk for 4003 steps (8 resets) in 101 ms. (39 steps per ms) remains 1532/1532 properties
BEST_FIRST walk for 4001 steps (8 resets) in 100 ms. (39 steps per ms) remains 1532/1532 properties
BEST_FIRST walk for 4004 steps (8 resets) in 98 ms. (40 steps per ms) remains 1532/1532 properties
BEST_FIRST walk for 4003 steps (8 resets) in 129 ms. (30 steps per ms) remains 1532/1532 properties
BEST_FIRST walk for 4002 steps (8 resets) in 100 ms. (39 steps per ms) remains 1532/1532 properties
BEST_FIRST walk for 4002 steps (8 resets) in 98 ms. (40 steps per ms) remains 1532/1532 properties
BEST_FIRST walk for 4004 steps (8 resets) in 97 ms. (40 steps per ms) remains 1532/1532 properties
BEST_FIRST walk for 4003 steps (8 resets) in 98 ms. (40 steps per ms) remains 1532/1532 properties
BEST_FIRST walk for 4003 steps (8 resets) in 103 ms. (38 steps per ms) remains 1532/1532 properties
BEST_FIRST walk for 4003 steps (8 resets) in 101 ms. (39 steps per ms) remains 1532/1532 properties
BEST_FIRST walk for 4004 steps (8 resets) in 97 ms. (40 steps per ms) remains 1532/1532 properties
BEST_FIRST walk for 4003 steps (8 resets) in 103 ms. (38 steps per ms) remains 1532/1532 properties
BEST_FIRST walk for 4002 steps (8 resets) in 99 ms. (40 steps per ms) remains 1532/1532 properties
BEST_FIRST walk for 4003 steps (8 resets) in 102 ms. (38 steps per ms) remains 1532/1532 properties
BEST_FIRST walk for 4004 steps (8 resets) in 97 ms. (40 steps per ms) remains 1532/1532 properties
BEST_FIRST walk for 4002 steps (8 resets) in 100 ms. (39 steps per ms) remains 1531/1532 properties
BEST_FIRST walk for 4004 steps (8 resets) in 103 ms. (38 steps per ms) remains 1531/1531 properties
BEST_FIRST walk for 4003 steps (8 resets) in 102 ms. (38 steps per ms) remains 1530/1531 properties
BEST_FIRST walk for 4004 steps (8 resets) in 97 ms. (40 steps per ms) remains 1530/1530 properties
BEST_FIRST walk for 4003 steps (8 resets) in 99 ms. (40 steps per ms) remains 1530/1530 properties
BEST_FIRST walk for 4002 steps (8 resets) in 103 ms. (38 steps per ms) remains 1530/1530 properties
BEST_FIRST walk for 4004 steps (8 resets) in 105 ms. (37 steps per ms) remains 1530/1530 properties
BEST_FIRST walk for 4002 steps (8 resets) in 102 ms. (38 steps per ms) remains 1530/1530 properties
BEST_FIRST walk for 4002 steps (8 resets) in 101 ms. (39 steps per ms) remains 1529/1530 properties
BEST_FIRST walk for 4004 steps (8 resets) in 98 ms. (40 steps per ms) remains 1529/1529 properties
BEST_FIRST walk for 4004 steps (8 resets) in 99 ms. (40 steps per ms) remains 1529/1529 properties
BEST_FIRST walk for 4002 steps (8 resets) in 99 ms. (40 steps per ms) remains 1529/1529 properties
BEST_FIRST walk for 4004 steps (8 resets) in 101 ms. (39 steps per ms) remains 1529/1529 properties
BEST_FIRST walk for 4001 steps (8 resets) in 99 ms. (40 steps per ms) remains 1529/1529 properties
BEST_FIRST walk for 4003 steps (8 resets) in 102 ms. (38 steps per ms) remains 1529/1529 properties
BEST_FIRST walk for 4004 steps (8 resets) in 102 ms. (38 steps per ms) remains 1529/1529 properties
BEST_FIRST walk for 4003 steps (8 resets) in 102 ms. (38 steps per ms) remains 1529/1529 properties
BEST_FIRST walk for 4004 steps (8 resets) in 99 ms. (40 steps per ms) remains 1529/1529 properties
BEST_FIRST walk for 4004 steps (8 resets) in 99 ms. (40 steps per ms) remains 1529/1529 properties
BEST_FIRST walk for 4004 steps (8 resets) in 100 ms. (39 steps per ms) remains 1529/1529 properties
BEST_FIRST walk for 4004 steps (8 resets) in 102 ms. (38 steps per ms) remains 1529/1529 properties
BEST_FIRST walk for 4003 steps (8 resets) in 102 ms. (38 steps per ms) remains 1529/1529 properties
BEST_FIRST walk for 4004 steps (8 resets) in 101 ms. (39 steps per ms) remains 1529/1529 properties
BEST_FIRST walk for 4004 steps (8 resets) in 108 ms. (36 steps per ms) remains 1529/1529 properties
BEST_FIRST walk for 4002 steps (8 resets) in 100 ms. (39 steps per ms) remains 1529/1529 properties
BEST_FIRST walk for 4004 steps (8 resets) in 100 ms. (39 steps per ms) remains 1529/1529 properties
BEST_FIRST walk for 4004 steps (8 resets) in 102 ms. (38 steps per ms) remains 1529/1529 properties
BEST_FIRST walk for 4004 steps (8 resets) in 102 ms. (38 steps per ms) remains 1529/1529 properties
BEST_FIRST walk for 4002 steps (8 resets) in 103 ms. (38 steps per ms) remains 1528/1529 properties
BEST_FIRST walk for 4003 steps (8 resets) in 102 ms. (38 steps per ms) remains 1494/1528 properties
BEST_FIRST walk for 4004 steps (8 resets) in 96 ms. (41 steps per ms) remains 1494/1494 properties
BEST_FIRST walk for 4003 steps (8 resets) in 98 ms. (40 steps per ms) remains 1494/1494 properties
BEST_FIRST walk for 4002 steps (8 resets) in 99 ms. (40 steps per ms) remains 1494/1494 properties
BEST_FIRST walk for 4004 steps (8 resets) in 102 ms. (38 steps per ms) remains 1494/1494 properties
BEST_FIRST walk for 4004 steps (8 resets) in 102 ms. (38 steps per ms) remains 1494/1494 properties
BEST_FIRST walk for 4003 steps (8 resets) in 100 ms. (39 steps per ms) remains 1494/1494 properties
BEST_FIRST walk for 4004 steps (8 resets) in 96 ms. (41 steps per ms) remains 1494/1494 properties
BEST_FIRST walk for 4004 steps (8 resets) in 100 ms. (39 steps per ms) remains 1494/1494 properties
BEST_FIRST walk for 4003 steps (8 resets) in 100 ms. (39 steps per ms) remains 1494/1494 properties
BEST_FIRST walk for 4002 steps (8 resets) in 98 ms. (40 steps per ms) remains 1494/1494 properties
BEST_FIRST walk for 4003 steps (8 resets) in 100 ms. (39 steps per ms) remains 1494/1494 properties
BEST_FIRST walk for 4002 steps (8 resets) in 100 ms. (39 steps per ms) remains 1493/1494 properties
BEST_FIRST walk for 4004 steps (8 resets) in 110 ms. (36 steps per ms) remains 1493/1493 properties
BEST_FIRST walk for 4004 steps (8 resets) in 97 ms. (40 steps per ms) remains 1493/1493 properties
BEST_FIRST walk for 4004 steps (8 resets) in 98 ms. (40 steps per ms) remains 1493/1493 properties
BEST_FIRST walk for 4004 steps (8 resets) in 100 ms. (39 steps per ms) remains 1493/1493 properties
BEST_FIRST walk for 4002 steps (8 resets) in 98 ms. (40 steps per ms) remains 1492/1493 properties
BEST_FIRST walk for 4004 steps (8 resets) in 102 ms. (38 steps per ms) remains 1492/1492 properties
BEST_FIRST walk for 4001 steps (8 resets) in 99 ms. (40 steps per ms) remains 1492/1492 properties
BEST_FIRST walk for 4001 steps (8 resets) in 101 ms. (39 steps per ms) remains 1492/1492 properties
BEST_FIRST walk for 4003 steps (8 resets) in 101 ms. (39 steps per ms) remains 1492/1492 properties
BEST_FIRST walk for 4003 steps (8 resets) in 102 ms. (38 steps per ms) remains 1492/1492 properties
BEST_FIRST walk for 4004 steps (8 resets) in 95 ms. (41 steps per ms) remains 1492/1492 properties
BEST_FIRST walk for 4004 steps (8 resets) in 99 ms. (40 steps per ms) remains 1492/1492 properties
BEST_FIRST walk for 4004 steps (8 resets) in 100 ms. (39 steps per ms) remains 1492/1492 properties
BEST_FIRST walk for 4004 steps (8 resets) in 99 ms. (40 steps per ms) remains 1492/1492 properties
BEST_FIRST walk for 4003 steps (8 resets) in 98 ms. (40 steps per ms) remains 1492/1492 properties
BEST_FIRST walk for 4004 steps (8 resets) in 99 ms. (40 steps per ms) remains 1459/1492 properties
BEST_FIRST walk for 4003 steps (8 resets) in 99 ms. (40 steps per ms) remains 1459/1459 properties
BEST_FIRST walk for 4003 steps (8 resets) in 97 ms. (40 steps per ms) remains 1459/1459 properties
BEST_FIRST walk for 4003 steps (8 resets) in 99 ms. (40 steps per ms) remains 1459/1459 properties
BEST_FIRST walk for 4004 steps (8 resets) in 95 ms. (41 steps per ms) remains 1459/1459 properties
BEST_FIRST walk for 4004 steps (8 resets) in 104 ms. (38 steps per ms) remains 1459/1459 properties
BEST_FIRST walk for 4002 steps (8 resets) in 98 ms. (40 steps per ms) remains 1459/1459 properties
BEST_FIRST walk for 4003 steps (8 resets) in 101 ms. (39 steps per ms) remains 1459/1459 properties
BEST_FIRST walk for 4003 steps (8 resets) in 97 ms. (40 steps per ms) remains 1459/1459 properties
BEST_FIRST walk for 4002 steps (8 resets) in 98 ms. (40 steps per ms) remains 1459/1459 properties
BEST_FIRST walk for 4003 steps (8 resets) in 100 ms. (39 steps per ms) remains 1459/1459 properties
BEST_FIRST walk for 4003 steps (8 resets) in 99 ms. (40 steps per ms) remains 1459/1459 properties
BEST_FIRST walk for 4004 steps (8 resets) in 94 ms. (42 steps per ms) remains 1459/1459 properties
BEST_FIRST walk for 4003 steps (8 resets) in 98 ms. (40 steps per ms) remains 1459/1459 properties
BEST_FIRST walk for 4003 steps (8 resets) in 99 ms. (40 steps per ms) remains 1459/1459 properties
BEST_FIRST walk for 4003 steps (8 resets) in 99 ms. (40 steps per ms) remains 1459/1459 properties
BEST_FIRST walk for 4001 steps (8 resets) in 97 ms. (40 steps per ms) remains 1459/1459 properties
BEST_FIRST walk for 4002 steps (8 resets) in 99 ms. (40 steps per ms) remains 1459/1459 properties
BEST_FIRST walk for 4003 steps (8 resets) in 98 ms. (40 steps per ms) remains 1459/1459 properties
BEST_FIRST walk for 4003 steps (8 resets) in 99 ms. (40 steps per ms) remains 1459/1459 properties
BEST_FIRST walk for 4004 steps (8 resets) in 94 ms. (42 steps per ms) remains 1459/1459 properties
BEST_FIRST walk for 4002 steps (8 resets) in 97 ms. (40 steps per ms) remains 1459/1459 properties
BEST_FIRST walk for 4003 steps (8 resets) in 97 ms. (40 steps per ms) remains 1459/1459 properties
BEST_FIRST walk for 4004 steps (8 resets) in 98 ms. (40 steps per ms) remains 1459/1459 properties
BEST_FIRST walk for 4003 steps (8 resets) in 98 ms. (40 steps per ms) remains 1459/1459 properties
BEST_FIRST walk for 4003 steps (8 resets) in 99 ms. (40 steps per ms) remains 1459/1459 properties
BEST_FIRST walk for 4002 steps (8 resets) in 98 ms. (40 steps per ms) remains 1459/1459 properties
BEST_FIRST walk for 4004 steps (8 resets) in 102 ms. (38 steps per ms) remains 1458/1459 properties
BEST_FIRST walk for 4004 steps (8 resets) in 95 ms. (41 steps per ms) remains 1458/1458 properties
BEST_FIRST walk for 4003 steps (8 resets) in 98 ms. (40 steps per ms) remains 1458/1458 properties
BEST_FIRST walk for 4004 steps (8 resets) in 97 ms. (40 steps per ms) remains 1458/1458 properties
BEST_FIRST walk for 4002 steps (8 resets) in 96 ms. (41 steps per ms) remains 1458/1458 properties
BEST_FIRST walk for 4003 steps (8 resets) in 97 ms. (40 steps per ms) remains 1458/1458 properties
BEST_FIRST walk for 4004 steps (8 resets) in 97 ms. (40 steps per ms) remains 1458/1458 properties
BEST_FIRST walk for 4002 steps (8 resets) in 99 ms. (40 steps per ms) remains 1458/1458 properties
BEST_FIRST walk for 4004 steps (8 resets) in 100 ms. (39 steps per ms) remains 1458/1458 properties
BEST_FIRST walk for 4004 steps (8 resets) in 94 ms. (42 steps per ms) remains 1458/1458 properties
BEST_FIRST walk for 4002 steps (8 resets) in 97 ms. (40 steps per ms) remains 1458/1458 properties
BEST_FIRST walk for 4004 steps (8 resets) in 97 ms. (40 steps per ms) remains 1458/1458 properties
BEST_FIRST walk for 4002 steps (8 resets) in 99 ms. (40 steps per ms) remains 1458/1458 properties
BEST_FIRST walk for 4003 steps (8 resets) in 98 ms. (40 steps per ms) remains 1458/1458 properties
BEST_FIRST walk for 4004 steps (8 resets) in 98 ms. (40 steps per ms) remains 1457/1458 properties
BEST_FIRST walk for 4003 steps (8 resets) in 100 ms. (39 steps per ms) remains 1457/1457 properties
BEST_FIRST walk for 4001 steps (8 resets) in 98 ms. (40 steps per ms) remains 1457/1457 properties
BEST_FIRST walk for 4004 steps (8 resets) in 95 ms. (41 steps per ms) remains 1457/1457 properties
BEST_FIRST walk for 4004 steps (8 resets) in 100 ms. (39 steps per ms) remains 1457/1457 properties
BEST_FIRST walk for 4004 steps (8 resets) in 97 ms. (40 steps per ms) remains 1457/1457 properties
BEST_FIRST walk for 4004 steps (8 resets) in 100 ms. (39 steps per ms) remains 1457/1457 properties
BEST_FIRST walk for 4004 steps (8 resets) in 100 ms. (39 steps per ms) remains 1457/1457 properties
BEST_FIRST walk for 4004 steps (8 resets) in 100 ms. (39 steps per ms) remains 1457/1457 properties
BEST_FIRST walk for 4003 steps (8 resets) in 97 ms. (40 steps per ms) remains 1457/1457 properties
BEST_FIRST walk for 4003 steps (8 resets) in 99 ms. (40 steps per ms) remains 1457/1457 properties
BEST_FIRST walk for 4004 steps (8 resets) in 94 ms. (42 steps per ms) remains 1457/1457 properties
BEST_FIRST walk for 4003 steps (8 resets) in 96 ms. (41 steps per ms) remains 1457/1457 properties
BEST_FIRST walk for 4003 steps (8 resets) in 97 ms. (40 steps per ms) remains 1457/1457 properties
BEST_FIRST walk for 4002 steps (8 resets) in 99 ms. (40 steps per ms) remains 1457/1457 properties
BEST_FIRST walk for 4003 steps (8 resets) in 99 ms. (40 steps per ms) remains 1457/1457 properties
BEST_FIRST walk for 4003 steps (8 resets) in 97 ms. (40 steps per ms) remains 1457/1457 properties
BEST_FIRST walk for 4003 steps (8 resets) in 98 ms. (40 steps per ms) remains 1457/1457 properties
BEST_FIRST walk for 4002 steps (8 resets) in 99 ms. (40 steps per ms) remains 1457/1457 properties
BEST_FIRST walk for 4004 steps (8 resets) in 93 ms. (42 steps per ms) remains 1457/1457 properties
BEST_FIRST walk for 4003 steps (8 resets) in 98 ms. (40 steps per ms) remains 1457/1457 properties
BEST_FIRST walk for 4003 steps (8 resets) in 98 ms. (40 steps per ms) remains 1457/1457 properties
BEST_FIRST walk for 4001 steps (8 resets) in 98 ms. (40 steps per ms) remains 1457/1457 properties
BEST_FIRST walk for 4002 steps (8 resets) in 99 ms. (40 steps per ms) remains 1457/1457 properties
BEST_FIRST walk for 4003 steps (8 resets) in 100 ms. (39 steps per ms) remains 1457/1457 properties
BEST_FIRST walk for 4004 steps (8 resets) in 100 ms. (39 steps per ms) remains 1457/1457 properties
BEST_FIRST walk for 4003 steps (8 resets) in 98 ms. (40 steps per ms) remains 1457/1457 properties
BEST_FIRST walk for 4004 steps (8 resets) in 94 ms. (42 steps per ms) remains 1457/1457 properties
BEST_FIRST walk for 4002 steps (8 resets) in 97 ms. (40 steps per ms) remains 1457/1457 properties
BEST_FIRST walk for 4003 steps (8 resets) in 97 ms. (40 steps per ms) remains 1457/1457 properties
BEST_FIRST walk for 4003 steps (8 resets) in 97 ms. (40 steps per ms) remains 1457/1457 properties
BEST_FIRST walk for 4004 steps (8 resets) in 98 ms. (40 steps per ms) remains 1457/1457 properties
BEST_FIRST walk for 4004 steps (8 resets) in 99 ms. (40 steps per ms) remains 1457/1457 properties
BEST_FIRST walk for 4003 steps (8 resets) in 99 ms. (40 steps per ms) remains 1457/1457 properties
BEST_FIRST walk for 4004 steps (8 resets) in 95 ms. (41 steps per ms) remains 1457/1457 properties
BEST_FIRST walk for 4002 steps (8 resets) in 96 ms. (41 steps per ms) remains 1457/1457 properties
BEST_FIRST walk for 4003 steps (8 resets) in 96 ms. (41 steps per ms) remains 1457/1457 properties
BEST_FIRST walk for 4002 steps (8 resets) in 99 ms. (40 steps per ms) remains 1457/1457 properties
BEST_FIRST walk for 4002 steps (8 resets) in 99 ms. (40 steps per ms) remains 1457/1457 properties
BEST_FIRST walk for 4003 steps (8 resets) in 99 ms. (40 steps per ms) remains 1457/1457 properties
BEST_FIRST walk for 4003 steps (8 resets) in 101 ms. (39 steps per ms) remains 1457/1457 properties
BEST_FIRST walk for 4004 steps (8 resets) in 100 ms. (39 steps per ms) remains 1457/1457 properties
BEST_FIRST walk for 4004 steps (8 resets) in 95 ms. (41 steps per ms) remains 1457/1457 properties
BEST_FIRST walk for 4004 steps (8 resets) in 98 ms. (40 steps per ms) remains 1457/1457 properties
BEST_FIRST walk for 4001 steps (8 resets) in 100 ms. (39 steps per ms) remains 1457/1457 properties
BEST_FIRST walk for 4002 steps (8 resets) in 99 ms. (40 steps per ms) remains 1457/1457 properties
BEST_FIRST walk for 4003 steps (8 resets) in 118 ms. (33 steps per ms) remains 1457/1457 properties
BEST_FIRST walk for 4003 steps (8 resets) in 99 ms. (40 steps per ms) remains 1457/1457 properties
BEST_FIRST walk for 4004 steps (8 resets) in 98 ms. (40 steps per ms) remains 1457/1457 properties
BEST_FIRST walk for 4003 steps (8 resets) in 96 ms. (41 steps per ms) remains 1457/1457 properties
[2025-05-30 03:05:04] [INFO ] Flow matrix only has 366 transitions (discarded 1738 similar events)
[2025-05-30 03:05:04] [INFO ] Invariant cache hit.
[2025-05-30 03:05:04] [INFO ] State equation strengthened by 22 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/177 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 1457 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/177 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1457 unsolved
At refinement iteration 2 (OVERLAPS) 2/179 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 1457 unsolved
[2025-05-30 03:05:55] [INFO ] Deduced a trap composed of 13 places in 290 ms of which 19 ms to minimize.
Problem qltransition_343 is UNSAT
FORMULA QuasiLiveness FALSE TECHNIQUES RANDOM_WALK SMT_REFINEMENT BESTFIRST_WALK TOPOLOGICAL INITIAL_STATE
SMT process timed out in 51475ms, After SMT, problems are : Problem set: 0 solved, 1457 unsolved
Fused 1457 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 177 out of 179 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 179/179 places, 2104/2104 transitions.
Applied a total of 0 rules in 182 ms. Remains 179 /179 variables (removed 0) and now considering 2104/2104 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 183 ms. Remains : 179/179 places, 2104/2104 transitions.
Total runtime 120883 ms.
ITS solved all properties within timeout

BK_STOP 1748574356570

--------------------
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-V80P20N10"
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-V80P20N10, 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-174853774900272"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/BridgeAndVehicles-PT-V80P20N10.tgz
mv BridgeAndVehicles-PT-V80P20N10 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 ;