Execution Chart

We display below the execution chart for this examination (boot time has been removed).

Trace from the execution

Formatting '/data/fkordon/mcc2024-input.r470-smll-171620175800212.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2024-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 2-5568
Executing tool ltsminxred
Input is AutonomousCar-PT-08b, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r470-smll-171620175800212
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 928K
-rw-r--r-- 1 mcc users 6.5K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 71K May 14 13:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 7.0K May 14 13:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 68K May 14 13:22 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.4K Apr 22 14:29 LTLCardinality.txt
-rw-r--r-- 1 mcc users 24K Apr 22 14:29 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.2K Apr 22 14:29 LTLFireability.txt
-rw-r--r-- 1 mcc users 15K Apr 22 14:29 LTLFireability.xml
-rw-r--r-- 1 mcc users 9.3K Apr 12 18:01 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 97K Apr 12 18:01 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 7.6K May 14 13:22 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 63K May 14 13:22 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Apr 22 14:29 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Apr 22 14:29 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 18 16:42 equiv_col
-rw-r--r-- 1 mcc users 4 May 18 16:42 instance
-rw-r--r-- 1 mcc users 6 May 18 16:42 iscolored
-rw-r--r-- 1 mcc users 517K May 18 16:42 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 1717194393484

Invoking MCC driver with
BK_TOOL=ltsminxred
BK_EXAMINATION=QuasiLiveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=AutonomousCar-PT-08b
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202405141337
[2024-05-31 22:26:36] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -timeout, 180, -rebuildPNML]
[2024-05-31 22:26:36] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-31 22:26:36] [INFO ] Load time of PNML (sax parser for PT used): 378 ms
[2024-05-31 22:26:36] [INFO ] Transformed 357 places.
[2024-05-31 22:26:36] [INFO ] Transformed 1128 transitions.
[2024-05-31 22:26:36] [INFO ] Found NUPN structural information;
[2024-05-31 22:26:36] [INFO ] Parsed PT model containing 357 places and 1128 transitions and 9454 arcs in 849 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 357/357 places, 1128/1128 transitions.
Graph (trivial) has 343 edges and 357 vertex of which 4 / 357 are part of one of the 2 SCC in 16 ms
Free SCC test removed 2 places
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 163 transitions
Trivial Post-agglo rules discarded 163 transitions
Performed 163 trivial Post agglomeration. Transition count delta: 163
Iterating post reduction 0 with 163 rules applied. Total rules applied 164 place count 355 transition count 963
Reduce places removed 163 places and 0 transitions.
Ensure Unique test removed 20 transitions
Reduce isomorphic transitions removed 20 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 27 transitions
Trivial Post-agglo rules discarded 27 transitions
Performed 27 trivial Post agglomeration. Transition count delta: 27
Iterating post reduction 1 with 210 rules applied. Total rules applied 374 place count 192 transition count 916
Reduce places removed 27 places and 0 transitions.
Iterating post reduction 2 with 27 rules applied. Total rules applied 401 place count 165 transition count 916
Performed 5 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 5 Pre rules applied. Total rules applied 401 place count 165 transition count 911
Deduced a syphon composed of 5 places in 18 ms
Reduce places removed 5 places and 0 transitions.
Iterating global reduction 3 with 10 rules applied. Total rules applied 411 place count 160 transition count 911
Performed 80 Post agglomeration using F-continuation condition with reduction of 257 identical transitions.
Deduced a syphon composed of 80 places in 3 ms
Reduce places removed 80 places and 0 transitions.
Iterating global reduction 3 with 160 rules applied. Total rules applied 571 place count 80 transition count 574
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 3 with 2 rules applied. Total rules applied 573 place count 79 transition count 574
Applied a total of 573 rules in 413 ms. Remains 79 /357 variables (removed 278) and now considering 574/1128 (removed 554) transitions.
[2024-05-31 22:26:37] [INFO ] Flow matrix only has 573 transitions (discarded 1 similar events)
// Phase 1: matrix 573 rows 79 cols
[2024-05-31 22:26:37] [INFO ] Computed 13 invariants in 44 ms
[2024-05-31 22:26:38] [INFO ] Implicit Places using invariants in 1165 ms returned [1]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 1242 ms to find 1 implicit places.
Starting structural reductions in LIVENESS mode, iteration 1 : 78/357 places, 574/1128 transitions.
Applied a total of 0 rules in 13 ms. Remains 78 /78 variables (removed 0) and now considering 574/574 (removed 0) transitions.
Finished structural reductions in LIVENESS mode , in 2 iterations and 1711 ms. Remains : 78/357 places, 574/1128 transitions.
Discarding 45 transitions out of 574. Remains 529
Initial state reduction rules removed 1 formulas.
RANDOM walk for 40000 steps (2685 resets) in 4822 ms. (8 steps per ms) remains 419/528 properties
BEST_FIRST walk for 404 steps (8 resets) in 20 ms. (19 steps per ms) remains 419/419 properties
BEST_FIRST walk for 404 steps (8 resets) in 12 ms. (31 steps per ms) remains 419/419 properties
BEST_FIRST walk for 404 steps (8 resets) in 12 ms. (31 steps per ms) remains 419/419 properties
BEST_FIRST walk for 404 steps (8 resets) in 20 ms. (19 steps per ms) remains 419/419 properties
BEST_FIRST walk for 404 steps (8 resets) in 20 ms. (19 steps per ms) remains 419/419 properties
BEST_FIRST walk for 404 steps (8 resets) in 13 ms. (28 steps per ms) remains 419/419 properties
BEST_FIRST walk for 404 steps (8 resets) in 17 ms. (22 steps per ms) remains 419/419 properties
BEST_FIRST walk for 404 steps (8 resets) in 19 ms. (20 steps per ms) remains 419/419 properties
BEST_FIRST walk for 404 steps (8 resets) in 21 ms. (18 steps per ms) remains 419/419 properties
BEST_FIRST walk for 404 steps (8 resets) in 29 ms. (13 steps per ms) remains 419/419 properties
BEST_FIRST walk for 404 steps (8 resets) in 20 ms. (19 steps per ms) remains 419/419 properties
BEST_FIRST walk for 404 steps (8 resets) in 21 ms. (18 steps per ms) remains 419/419 properties
BEST_FIRST walk for 404 steps (8 resets) in 14 ms. (26 steps per ms) remains 419/419 properties
BEST_FIRST walk for 404 steps (8 resets) in 17 ms. (22 steps per ms) remains 419/419 properties
BEST_FIRST walk for 404 steps (8 resets) in 21 ms. (18 steps per ms) remains 419/419 properties
BEST_FIRST walk for 404 steps (8 resets) in 27 ms. (14 steps per ms) remains 419/419 properties
BEST_FIRST walk for 404 steps (8 resets) in 20 ms. (19 steps per ms) remains 419/419 properties
BEST_FIRST walk for 404 steps (8 resets) in 28 ms. (13 steps per ms) remains 419/419 properties
BEST_FIRST walk for 404 steps (8 resets) in 12 ms. (31 steps per ms) remains 419/419 properties
BEST_FIRST walk for 404 steps (8 resets) in 11 ms. (33 steps per ms) remains 419/419 properties
BEST_FIRST walk for 404 steps (8 resets) in 11 ms. (33 steps per ms) remains 419/419 properties
BEST_FIRST walk for 404 steps (8 resets) in 11 ms. (33 steps per ms) remains 419/419 properties
BEST_FIRST walk for 404 steps (8 resets) in 10 ms. (36 steps per ms) remains 419/419 properties
BEST_FIRST walk for 404 steps (8 resets) in 12 ms. (31 steps per ms) remains 419/419 properties
BEST_FIRST walk for 404 steps (8 resets) in 10 ms. (36 steps per ms) remains 419/419 properties
BEST_FIRST walk for 404 steps (8 resets) in 29 ms. (13 steps per ms) remains 419/419 properties
BEST_FIRST walk for 404 steps (8 resets) in 11 ms. (33 steps per ms) remains 419/419 properties
BEST_FIRST walk for 404 steps (8 resets) in 9 ms. (40 steps per ms) remains 419/419 properties
BEST_FIRST walk for 404 steps (8 resets) in 10 ms. (36 steps per ms) remains 419/419 properties
BEST_FIRST walk for 404 steps (8 resets) in 11 ms. (33 steps per ms) remains 419/419 properties
BEST_FIRST walk for 404 steps (8 resets) in 9 ms. (40 steps per ms) remains 419/419 properties
BEST_FIRST walk for 404 steps (8 resets) in 11 ms. (33 steps per ms) remains 419/419 properties
BEST_FIRST walk for 404 steps (8 resets) in 9 ms. (40 steps per ms) remains 419/419 properties
BEST_FIRST walk for 404 steps (8 resets) in 9 ms. (40 steps per ms) remains 419/419 properties
BEST_FIRST walk for 404 steps (8 resets) in 10 ms. (36 steps per ms) remains 419/419 properties
BEST_FIRST walk for 404 steps (8 resets) in 8 ms. (44 steps per ms) remains 419/419 properties
BEST_FIRST walk for 404 steps (8 resets) in 8 ms. (44 steps per ms) remains 419/419 properties
BEST_FIRST walk for 404 steps (8 resets) in 8 ms. (44 steps per ms) remains 419/419 properties
BEST_FIRST walk for 404 steps (8 resets) in 8 ms. (44 steps per ms) remains 419/419 properties
BEST_FIRST walk for 404 steps (8 resets) in 8 ms. (44 steps per ms) remains 419/419 properties
BEST_FIRST walk for 404 steps (8 resets) in 9 ms. (40 steps per ms) remains 419/419 properties
BEST_FIRST walk for 404 steps (8 resets) in 8 ms. (44 steps per ms) remains 419/419 properties
BEST_FIRST walk for 404 steps (8 resets) in 8 ms. (44 steps per ms) remains 419/419 properties
BEST_FIRST walk for 404 steps (8 resets) in 9 ms. (40 steps per ms) remains 419/419 properties
BEST_FIRST walk for 404 steps (8 resets) in 9 ms. (40 steps per ms) remains 419/419 properties
BEST_FIRST walk for 404 steps (8 resets) in 8 ms. (44 steps per ms) remains 419/419 properties
BEST_FIRST walk for 404 steps (8 resets) in 8 ms. (44 steps per ms) remains 419/419 properties
BEST_FIRST walk for 404 steps (8 resets) in 8 ms. (44 steps per ms) remains 419/419 properties
BEST_FIRST walk for 404 steps (8 resets) in 8 ms. (44 steps per ms) remains 419/419 properties
BEST_FIRST walk for 404 steps (8 resets) in 12 ms. (31 steps per ms) remains 419/419 properties
[2024-05-31 22:26:40] [INFO ] Flow matrix only has 573 transitions (discarded 1 similar events)
// Phase 1: matrix 573 rows 78 cols
[2024-05-31 22:26:40] [INFO ] Computed 12 invariants in 8 ms
[2024-05-31 22:26:40] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/69 variables, 69/69 constraints. Problems are: Problem set: 0 solved, 419 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/69 variables, 0/69 constraints. Problems are: Problem set: 0 solved, 419 unsolved
At refinement iteration 2 (OVERLAPS) 9/78 variables, 12/81 constraints. Problems are: Problem set: 0 solved, 419 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/78 variables, 9/90 constraints. Problems are: Problem set: 0 solved, 419 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 78/651 variables, and 90 constraints, problems are : Problem set: 0 solved, 419 unsolved in 5104 ms.
Refiners :[Domain max(s): 78/78 constraints, Positive P Invariants (semi-flows): 12/12 constraints, State Equation: 0/78 constraints, ReadFeed: 0/2 constraints, PredecessorRefiner: 419/419 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 419 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/69 variables, 69/69 constraints. Problems are: Problem set: 0 solved, 419 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/69 variables, 0/69 constraints. Problems are: Problem set: 0 solved, 419 unsolved
At refinement iteration 2 (OVERLAPS) 9/78 variables, 12/81 constraints. Problems are: Problem set: 0 solved, 419 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/78 variables, 9/90 constraints. Problems are: Problem set: 0 solved, 419 unsolved
[2024-05-31 22:26:56] [INFO ] Deduced a trap composed of 4 places in 252 ms of which 20 ms to minimize.
[2024-05-31 22:26:57] [INFO ] Deduced a trap composed of 5 places in 311 ms of which 4 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 78/651 variables, and 92 constraints, problems are : Problem set: 0 solved, 419 unsolved in 5037 ms.
Refiners :[Domain max(s): 78/78 constraints, Positive P Invariants (semi-flows): 12/12 constraints, State Equation: 0/78 constraints, ReadFeed: 0/2 constraints, PredecessorRefiner: 0/419 constraints, Known Traps: 2/2 constraints]
After SMT, in 16907ms problems are : Problem set: 0 solved, 419 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 69 out of 78 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 78/78 places, 574/574 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 78 transition count 572
Applied a total of 2 rules in 160 ms. Remains 78 /78 variables (removed 0) and now considering 572/574 (removed 2) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 171 ms. Remains : 78/78 places, 572/574 transitions.
RANDOM walk for 4000000 steps (268165 resets) in 93725 ms. (42 steps per ms) remains 102/419 properties
BEST_FIRST walk for 40003 steps (176 resets) in 87 ms. (454 steps per ms) remains 102/102 properties
BEST_FIRST walk for 40003 steps (174 resets) in 57 ms. (689 steps per ms) remains 102/102 properties
BEST_FIRST walk for 40004 steps (172 resets) in 57 ms. (689 steps per ms) remains 102/102 properties
BEST_FIRST walk for 40004 steps (173 resets) in 60 ms. (655 steps per ms) remains 102/102 properties
BEST_FIRST walk for 40004 steps (175 resets) in 58 ms. (678 steps per ms) remains 102/102 properties
BEST_FIRST walk for 40004 steps (174 resets) in 58 ms. (678 steps per ms) remains 102/102 properties
BEST_FIRST walk for 40004 steps (174 resets) in 59 ms. (666 steps per ms) remains 102/102 properties
BEST_FIRST walk for 40004 steps (173 resets) in 58 ms. (678 steps per ms) remains 102/102 properties
BEST_FIRST walk for 40004 steps (176 resets) in 58 ms. (678 steps per ms) remains 102/102 properties
BEST_FIRST walk for 40004 steps (151 resets) in 71 ms. (555 steps per ms) remains 98/102 properties
BEST_FIRST walk for 40004 steps (158 resets) in 75 ms. (526 steps per ms) remains 98/98 properties
BEST_FIRST walk for 40003 steps (161 resets) in 76 ms. (519 steps per ms) remains 96/98 properties
BEST_FIRST walk for 40003 steps (160 resets) in 74 ms. (533 steps per ms) remains 95/96 properties
BEST_FIRST walk for 40003 steps (157 resets) in 75 ms. (526 steps per ms) remains 95/95 properties
BEST_FIRST walk for 40003 steps (172 resets) in 75 ms. (526 steps per ms) remains 94/95 properties
BEST_FIRST walk for 40004 steps (173 resets) in 75 ms. (526 steps per ms) remains 94/94 properties
BEST_FIRST walk for 40004 steps (174 resets) in 73 ms. (540 steps per ms) remains 94/94 properties
BEST_FIRST walk for 40004 steps (172 resets) in 72 ms. (548 steps per ms) remains 94/94 properties
BEST_FIRST walk for 40004 steps (175 resets) in 76 ms. (519 steps per ms) remains 94/94 properties
BEST_FIRST walk for 40004 steps (174 resets) in 73 ms. (540 steps per ms) remains 94/94 properties
BEST_FIRST walk for 40004 steps (174 resets) in 74 ms. (533 steps per ms) remains 94/94 properties
BEST_FIRST walk for 40004 steps (172 resets) in 75 ms. (526 steps per ms) remains 94/94 properties
BEST_FIRST walk for 40004 steps (159 resets) in 76 ms. (519 steps per ms) remains 94/94 properties
BEST_FIRST walk for 40004 steps (153 resets) in 74 ms. (533 steps per ms) remains 94/94 properties
BEST_FIRST walk for 40004 steps (158 resets) in 77 ms. (512 steps per ms) remains 94/94 properties
BEST_FIRST walk for 40004 steps (163 resets) in 74 ms. (533 steps per ms) remains 94/94 properties
BEST_FIRST walk for 40004 steps (173 resets) in 75 ms. (526 steps per ms) remains 94/94 properties
BEST_FIRST walk for 40004 steps (175 resets) in 74 ms. (533 steps per ms) remains 94/94 properties
BEST_FIRST walk for 40003 steps (174 resets) in 73 ms. (540 steps per ms) remains 94/94 properties
BEST_FIRST walk for 40004 steps (174 resets) in 73 ms. (540 steps per ms) remains 94/94 properties
BEST_FIRST walk for 40004 steps (175 resets) in 70 ms. (563 steps per ms) remains 94/94 properties
BEST_FIRST walk for 40003 steps (175 resets) in 58 ms. (678 steps per ms) remains 94/94 properties
BEST_FIRST walk for 40004 steps (155 resets) in 58 ms. (678 steps per ms) remains 92/94 properties
BEST_FIRST walk for 40003 steps (161 resets) in 56 ms. (701 steps per ms) remains 92/92 properties
BEST_FIRST walk for 40003 steps (161 resets) in 57 ms. (689 steps per ms) remains 92/92 properties
BEST_FIRST walk for 40004 steps (157 resets) in 76 ms. (519 steps per ms) remains 92/92 properties
BEST_FIRST walk for 40004 steps (172 resets) in 55 ms. (714 steps per ms) remains 92/92 properties
BEST_FIRST walk for 40004 steps (173 resets) in 69 ms. (571 steps per ms) remains 92/92 properties
BEST_FIRST walk for 40004 steps (173 resets) in 85 ms. (465 steps per ms) remains 90/92 properties
BEST_FIRST walk for 40004 steps (173 resets) in 58 ms. (678 steps per ms) remains 90/90 properties
BEST_FIRST walk for 40004 steps (172 resets) in 56 ms. (701 steps per ms) remains 90/90 properties
BEST_FIRST walk for 40004 steps (172 resets) in 58 ms. (678 steps per ms) remains 90/90 properties
BEST_FIRST walk for 40003 steps (172 resets) in 58 ms. (678 steps per ms) remains 90/90 properties
BEST_FIRST walk for 40003 steps (173 resets) in 56 ms. (701 steps per ms) remains 90/90 properties
BEST_FIRST walk for 40004 steps (154 resets) in 57 ms. (689 steps per ms) remains 89/90 properties
BEST_FIRST walk for 40004 steps (156 resets) in 55 ms. (714 steps per ms) remains 88/89 properties
BEST_FIRST walk for 40004 steps (161 resets) in 81 ms. (487 steps per ms) remains 87/88 properties
BEST_FIRST walk for 40004 steps (156 resets) in 55 ms. (714 steps per ms) remains 87/87 properties
BEST_FIRST walk for 40004 steps (171 resets) in 56 ms. (701 steps per ms) remains 87/87 properties
BEST_FIRST walk for 40004 steps (173 resets) in 58 ms. (678 steps per ms) remains 87/87 properties
BEST_FIRST walk for 40004 steps (173 resets) in 58 ms. (678 steps per ms) remains 87/87 properties
BEST_FIRST walk for 40004 steps (173 resets) in 91 ms. (434 steps per ms) remains 87/87 properties
BEST_FIRST walk for 40004 steps (175 resets) in 57 ms. (689 steps per ms) remains 87/87 properties
BEST_FIRST walk for 40004 steps (174 resets) in 56 ms. (701 steps per ms) remains 87/87 properties
BEST_FIRST walk for 40004 steps (175 resets) in 58 ms. (678 steps per ms) remains 87/87 properties
BEST_FIRST walk for 40003 steps (175 resets) in 55 ms. (714 steps per ms) remains 87/87 properties
BEST_FIRST walk for 40003 steps (155 resets) in 55 ms. (714 steps per ms) remains 87/87 properties
BEST_FIRST walk for 40004 steps (161 resets) in 59 ms. (666 steps per ms) remains 86/87 properties
BEST_FIRST walk for 40003 steps (163 resets) in 76 ms. (519 steps per ms) remains 86/86 properties
BEST_FIRST walk for 40004 steps (151 resets) in 82 ms. (481 steps per ms) remains 79/86 properties
BEST_FIRST walk for 40004 steps (175 resets) in 73 ms. (540 steps per ms) remains 79/79 properties
BEST_FIRST walk for 40004 steps (172 resets) in 76 ms. (519 steps per ms) remains 78/79 properties
BEST_FIRST walk for 40003 steps (174 resets) in 68 ms. (579 steps per ms) remains 78/78 properties
BEST_FIRST walk for 40004 steps (173 resets) in 56 ms. (701 steps per ms) remains 78/78 properties
BEST_FIRST walk for 40004 steps (172 resets) in 92 ms. (430 steps per ms) remains 78/78 properties
BEST_FIRST walk for 40004 steps (160 resets) in 58 ms. (678 steps per ms) remains 77/78 properties
BEST_FIRST walk for 40004 steps (160 resets) in 56 ms. (701 steps per ms) remains 77/77 properties
BEST_FIRST walk for 40004 steps (172 resets) in 54 ms. (727 steps per ms) remains 77/77 properties
BEST_FIRST walk for 40003 steps (176 resets) in 54 ms. (727 steps per ms) remains 77/77 properties
BEST_FIRST walk for 40004 steps (174 resets) in 54 ms. (727 steps per ms) remains 77/77 properties
BEST_FIRST walk for 40004 steps (174 resets) in 55 ms. (714 steps per ms) remains 77/77 properties
BEST_FIRST walk for 40003 steps (174 resets) in 56 ms. (701 steps per ms) remains 77/77 properties
BEST_FIRST walk for 40004 steps (174 resets) in 54 ms. (727 steps per ms) remains 77/77 properties
BEST_FIRST walk for 40004 steps (178 resets) in 62 ms. (634 steps per ms) remains 77/77 properties
BEST_FIRST walk for 40004 steps (160 resets) in 55 ms. (714 steps per ms) remains 77/77 properties
BEST_FIRST walk for 40004 steps (158 resets) in 55 ms. (714 steps per ms) remains 77/77 properties
BEST_FIRST walk for 40004 steps (163 resets) in 55 ms. (714 steps per ms) remains 77/77 properties
BEST_FIRST walk for 40004 steps (153 resets) in 54 ms. (727 steps per ms) remains 77/77 properties
BEST_FIRST walk for 40004 steps (174 resets) in 61 ms. (645 steps per ms) remains 77/77 properties
BEST_FIRST walk for 40004 steps (173 resets) in 72 ms. (548 steps per ms) remains 77/77 properties
BEST_FIRST walk for 40004 steps (174 resets) in 73 ms. (540 steps per ms) remains 77/77 properties
BEST_FIRST walk for 40003 steps (176 resets) in 73 ms. (540 steps per ms) remains 77/77 properties
BEST_FIRST walk for 40003 steps (175 resets) in 74 ms. (533 steps per ms) remains 77/77 properties
BEST_FIRST walk for 40004 steps (173 resets) in 71 ms. (555 steps per ms) remains 77/77 properties
BEST_FIRST walk for 40003 steps (173 resets) in 74 ms. (533 steps per ms) remains 77/77 properties
BEST_FIRST walk for 40003 steps (174 resets) in 72 ms. (547 steps per ms) remains 77/77 properties
BEST_FIRST walk for 40004 steps (159 resets) in 73 ms. (540 steps per ms) remains 77/77 properties
BEST_FIRST walk for 40004 steps (159 resets) in 71 ms. (555 steps per ms) remains 77/77 properties
BEST_FIRST walk for 40004 steps (158 resets) in 72 ms. (548 steps per ms) remains 77/77 properties
BEST_FIRST walk for 40004 steps (185 resets) in 74 ms. (533 steps per ms) remains 77/77 properties
// Phase 1: matrix 572 rows 78 cols
[2024-05-31 22:27:25] [INFO ] Computed 12 invariants in 5 ms
[2024-05-31 22:27:25] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/32 variables, 32/32 constraints. Problems are: Problem set: 0 solved, 77 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/32 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 77 unsolved
At refinement iteration 2 (OVERLAPS) 46/78 variables, 12/44 constraints. Problems are: Problem set: 0 solved, 77 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/78 variables, 46/90 constraints. Problems are: Problem set: 0 solved, 77 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/78 variables, 0/90 constraints. Problems are: Problem set: 0 solved, 77 unsolved
Problem qltransition_569 is UNSAT
FORMULA QuasiLiveness FALSE TECHNIQUES RANDOM_WALK SMT_REFINEMENT BESTFIRST_WALK TOPOLOGICAL INITIAL_STATE
SMT process timed out in 2543ms, After SMT, problems are : Problem set: 0 solved, 77 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 32 out of 78 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 78/78 places, 572/572 transitions.
Graph (complete) has 837 edges and 78 vertex of which 76 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.6 ms
Discarding 2 places :
Also discarding 0 output transitions
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 3 place count 74 transition count 569
Iterating global reduction 0 with 2 rules applied. Total rules applied 5 place count 74 transition count 569
Applied a total of 5 rules in 122 ms. Remains 74 /78 variables (removed 4) and now considering 569/572 (removed 3) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 122 ms. Remains : 74/78 places, 569/572 transitions.
Total runtime 51734 ms.
ITS solved all properties within timeout

BK_STOP 1717194448189

--------------------
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="AutonomousCar-PT-08b"
export BK_EXAMINATION="QuasiLiveness"
export BK_TOOL="ltsminxred"
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 2-5568"
echo " Executing tool ltsminxred"
echo " Input is AutonomousCar-PT-08b, 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 r470-smll-171620175800212"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/AutonomousCar-PT-08b.tgz
mv AutonomousCar-PT-08b 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.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property QuasiLiveness.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -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 ;