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.r564-tall-171734907700147.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)
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=====================================================================
Generated by BenchKit 2-5568
Executing tool ltsminxred
Input is FireWire-PT-09, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r564-tall-171734907700147
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 588K
-rw-r--r-- 1 mcc users 7.4K Jun 2 17:16 CTLCardinality.txt
-rw-r--r-- 1 mcc users 85K Jun 2 17:16 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.7K Jun 2 17:16 CTLFireability.txt
-rw-r--r-- 1 mcc users 56K Jun 2 17:16 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.3K Jun 2 17:12 LTLCardinality.txt
-rw-r--r-- 1 mcc users 23K Jun 2 17:12 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.1K Jun 2 17:12 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Jun 2 17:12 LTLFireability.xml
-rw-r--r-- 1 mcc users 1 Jun 2 16:33 NewModel
-rw-r--r-- 1 mcc users 12K Jun 2 17:16 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 126K Jun 2 17:16 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 11K Jun 2 17:16 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 99K Jun 2 17:16 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Jun 2 17:12 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K Jun 2 17:12 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Jun 2 16:33 equiv_col
-rw-r--r-- 1 mcc users 3 Jun 2 16:33 instance
-rw-r--r-- 1 mcc users 6 Jun 2 16:33 iscolored
-rw-r--r-- 1 mcc users 100K Jun 2 16:33 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 1717361709146

Invoking MCC driver with
BK_TOOL=ltsminxred
BK_EXAMINATION=QuasiLiveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=FireWire-PT-09
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202405141337
[2024-06-02 20:55:10] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -timeout, 180, -rebuildPNML]
[2024-06-02 20:55:10] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-06-02 20:55:10] [INFO ] Load time of PNML (sax parser for PT used): 78 ms
[2024-06-02 20:55:10] [INFO ] Transformed 130 places.
[2024-06-02 20:55:10] [INFO ] Transformed 408 transitions.
[2024-06-02 20:55:10] [INFO ] Found NUPN structural information;
[2024-06-02 20:55:10] [INFO ] Parsed PT model containing 130 places and 408 transitions and 1525 arcs in 171 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 130/130 places, 408/408 transitions.
Ensure Unique test removed 56 transitions
Reduce isomorphic transitions removed 56 transitions.
Iterating post reduction 0 with 56 rules applied. Total rules applied 56 place count 130 transition count 352
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 2 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 1 with 2 rules applied. Total rules applied 58 place count 129 transition count 351
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: -6
Deduced a syphon composed of 3 places in 2 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 1 with 6 rules applied. Total rules applied 64 place count 126 transition count 357
Applied a total of 64 rules in 53 ms. Remains 126 /130 variables (removed 4) and now considering 357/408 (removed 51) transitions.
[2024-06-02 20:55:10] [INFO ] Flow matrix only has 315 transitions (discarded 42 similar events)
// Phase 1: matrix 315 rows 126 cols
[2024-06-02 20:55:10] [INFO ] Computed 8 invariants in 16 ms
[2024-06-02 20:55:10] [INFO ] Implicit Places using invariants in 269 ms returned []
[2024-06-02 20:55:10] [INFO ] Flow matrix only has 315 transitions (discarded 42 similar events)
[2024-06-02 20:55:10] [INFO ] Invariant cache hit.
[2024-06-02 20:55:10] [INFO ] State equation strengthened by 47 read => feed constraints.
[2024-06-02 20:55:11] [INFO ] Implicit Places using invariants and state equation in 278 ms returned [13, 38]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 579 ms to find 2 implicit places.
Starting structural reductions in LIVENESS mode, iteration 1 : 124/130 places, 357/408 transitions.
Applied a total of 0 rules in 5 ms. Remains 124 /124 variables (removed 0) and now considering 357/357 (removed 0) transitions.
Finished structural reductions in LIVENESS mode , in 2 iterations and 653 ms. Remains : 124/130 places, 357/408 transitions.
Discarding 116 transitions out of 357. Remains 241
Initial state reduction rules removed 1 formulas.
RANDOM walk for 40000 steps (2252 resets) in 1799 ms. (22 steps per ms) remains 132/240 properties
BEST_FIRST walk for 402 steps (13 resets) in 11 ms. (33 steps per ms) remains 132/132 properties
BEST_FIRST walk for 403 steps (10 resets) in 7 ms. (50 steps per ms) remains 132/132 properties
BEST_FIRST walk for 403 steps (9 resets) in 7 ms. (50 steps per ms) remains 132/132 properties
BEST_FIRST walk for 403 steps (8 resets) in 11 ms. (33 steps per ms) remains 132/132 properties
BEST_FIRST walk for 404 steps (11 resets) in 12 ms. (31 steps per ms) remains 132/132 properties
BEST_FIRST walk for 403 steps (13 resets) in 9 ms. (40 steps per ms) remains 132/132 properties
BEST_FIRST walk for 403 steps (8 resets) in 12 ms. (31 steps per ms) remains 132/132 properties
BEST_FIRST walk for 403 steps (8 resets) in 8 ms. (44 steps per ms) remains 132/132 properties
BEST_FIRST walk for 402 steps (9 resets) in 13 ms. (28 steps per ms) remains 132/132 properties
BEST_FIRST walk for 403 steps (12 resets) in 11 ms. (33 steps per ms) remains 132/132 properties
BEST_FIRST walk for 403 steps (9 resets) in 9 ms. (40 steps per ms) remains 132/132 properties
BEST_FIRST walk for 404 steps (8 resets) in 11 ms. (33 steps per ms) remains 132/132 properties
BEST_FIRST walk for 402 steps (9 resets) in 16 ms. (23 steps per ms) remains 132/132 properties
BEST_FIRST walk for 403 steps (12 resets) in 7 ms. (50 steps per ms) remains 132/132 properties
BEST_FIRST walk for 404 steps (8 resets) in 8 ms. (44 steps per ms) remains 132/132 properties
BEST_FIRST walk for 404 steps (8 resets) in 7 ms. (50 steps per ms) remains 132/132 properties
BEST_FIRST walk for 403 steps (8 resets) in 10 ms. (36 steps per ms) remains 132/132 properties
BEST_FIRST walk for 403 steps (13 resets) in 6 ms. (57 steps per ms) remains 132/132 properties
BEST_FIRST walk for 401 steps (11 resets) in 9 ms. (40 steps per ms) remains 132/132 properties
BEST_FIRST walk for 403 steps (8 resets) in 8 ms. (44 steps per ms) remains 132/132 properties
BEST_FIRST walk for 404 steps (10 resets) in 8 ms. (44 steps per ms) remains 132/132 properties
BEST_FIRST walk for 403 steps (10 resets) in 12 ms. (31 steps per ms) remains 132/132 properties
BEST_FIRST walk for 404 steps (10 resets) in 10 ms. (36 steps per ms) remains 132/132 properties
BEST_FIRST walk for 404 steps (8 resets) in 5 ms. (67 steps per ms) remains 132/132 properties
BEST_FIRST walk for 402 steps (9 resets) in 9 ms. (40 steps per ms) remains 132/132 properties
BEST_FIRST walk for 402 steps (12 resets) in 8 ms. (44 steps per ms) remains 132/132 properties
BEST_FIRST walk for 403 steps (11 resets) in 12 ms. (31 steps per ms) remains 132/132 properties
BEST_FIRST walk for 402 steps (8 resets) in 4 ms. (80 steps per ms) remains 132/132 properties
BEST_FIRST walk for 404 steps (11 resets) in 6 ms. (57 steps per ms) remains 132/132 properties
BEST_FIRST walk for 403 steps (11 resets) in 5 ms. (67 steps per ms) remains 132/132 properties
BEST_FIRST walk for 403 steps (10 resets) in 7 ms. (50 steps per ms) remains 132/132 properties
BEST_FIRST walk for 402 steps (8 resets) in 8 ms. (44 steps per ms) remains 132/132 properties
BEST_FIRST walk for 403 steps (11 resets) in 4 ms. (80 steps per ms) remains 132/132 properties
BEST_FIRST walk for 404 steps (10 resets) in 6 ms. (57 steps per ms) remains 132/132 properties
BEST_FIRST walk for 403 steps (10 resets) in 9 ms. (40 steps per ms) remains 132/132 properties
BEST_FIRST walk for 401 steps (8 resets) in 5 ms. (66 steps per ms) remains 132/132 properties
BEST_FIRST walk for 403 steps (11 resets) in 8 ms. (44 steps per ms) remains 132/132 properties
BEST_FIRST walk for 404 steps (11 resets) in 5 ms. (67 steps per ms) remains 132/132 properties
BEST_FIRST walk for 403 steps (10 resets) in 7 ms. (50 steps per ms) remains 132/132 properties
BEST_FIRST walk for 403 steps (8 resets) in 6 ms. (57 steps per ms) remains 132/132 properties
BEST_FIRST walk for 404 steps (11 resets) in 6 ms. (57 steps per ms) remains 132/132 properties
BEST_FIRST walk for 402 steps (10 resets) in 8 ms. (44 steps per ms) remains 132/132 properties
BEST_FIRST walk for 402 steps (10 resets) in 8 ms. (44 steps per ms) remains 132/132 properties
BEST_FIRST walk for 403 steps (8 resets) in 6 ms. (57 steps per ms) remains 132/132 properties
BEST_FIRST walk for 404 steps (10 resets) in 7 ms. (50 steps per ms) remains 132/132 properties
BEST_FIRST walk for 402 steps (12 resets) in 5 ms. (67 steps per ms) remains 132/132 properties
BEST_FIRST walk for 403 steps (15 resets) in 8 ms. (44 steps per ms) remains 132/132 properties
BEST_FIRST walk for 402 steps (11 resets) in 6 ms. (57 steps per ms) remains 132/132 properties
BEST_FIRST walk for 404 steps (8 resets) in 4 ms. (80 steps per ms) remains 132/132 properties
BEST_FIRST walk for 403 steps (11 resets) in 7 ms. (50 steps per ms) remains 132/132 properties
[2024-06-02 20:55:11] [INFO ] Flow matrix only has 315 transitions (discarded 42 similar events)
// Phase 1: matrix 315 rows 124 cols
[2024-06-02 20:55:11] [INFO ] Computed 6 invariants in 4 ms
[2024-06-02 20:55:11] [INFO ] State equation strengthened by 47 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/84 variables, 84/84 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/84 variables, 0/84 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 2 (OVERLAPS) 36/120 variables, 6/90 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/120 variables, 36/126 constraints. Problems are: Problem set: 0 solved, 132 unsolved
[2024-06-02 20:55:13] [INFO ] Deduced a trap composed of 15 places in 80 ms of which 12 ms to minimize.
[2024-06-02 20:55:13] [INFO ] Deduced a trap composed of 43 places in 48 ms of which 1 ms to minimize.
[2024-06-02 20:55:13] [INFO ] Deduced a trap composed of 35 places in 46 ms of which 1 ms to minimize.
[2024-06-02 20:55:13] [INFO ] Deduced a trap composed of 22 places in 63 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/120 variables, 4/130 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/120 variables, 0/130 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 6 (OVERLAPS) 314/434 variables, 120/250 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/434 variables, 46/296 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/434 variables, 0/296 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 9 (OVERLAPS) 4/438 variables, 4/300 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/438 variables, 4/304 constraints. Problems are: Problem set: 0 solved, 132 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 438/439 variables, and 304 constraints, problems are : Problem set: 0 solved, 132 unsolved in 5017 ms.
Refiners :[Domain max(s): 124/124 constraints, Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 124/124 constraints, ReadFeed: 46/47 constraints, PredecessorRefiner: 132/132 constraints, Known Traps: 4/4 constraints]
Escalating to Integer solving :Problem set: 0 solved, 132 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/84 variables, 84/84 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/84 variables, 0/84 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 2 (OVERLAPS) 36/120 variables, 6/90 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/120 variables, 36/126 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/120 variables, 4/130 constraints. Problems are: Problem set: 0 solved, 132 unsolved
[2024-06-02 20:55:17] [INFO ] Deduced a trap composed of 42 places in 77 ms of which 2 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/120 variables, 1/131 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/120 variables, 0/131 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 7 (OVERLAPS) 314/434 variables, 120/251 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/434 variables, 46/297 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/434 variables, 127/424 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/434 variables, 0/424 constraints. Problems are: Problem set: 0 solved, 132 unsolved
SMT process timed out in 10224ms, After SMT, problems are : Problem set: 0 solved, 132 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 84 out of 124 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 124/124 places, 357/357 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 9 transitions
Reduce isomorphic transitions removed 9 transitions.
Iterating post reduction 0 with 9 rules applied. Total rules applied 9 place count 124 transition count 348
Drop transitions (Redundant composition of simpler transitions.) removed 9 transitions
Redundant transition composition rules discarded 9 transitions
Iterating global reduction 1 with 9 rules applied. Total rules applied 18 place count 124 transition count 339
Applied a total of 18 rules in 35 ms. Remains 124 /124 variables (removed 0) and now considering 339/357 (removed 18) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 35 ms. Remains : 124/124 places, 339/357 transitions.
RANDOM walk for 4000000 steps (219361 resets) in 26939 ms. (148 steps per ms) remains 67/132 properties
BEST_FIRST walk for 400002 steps (15205 resets) in 898 ms. (444 steps per ms) remains 67/67 properties
BEST_FIRST walk for 400003 steps (5656 resets) in 612 ms. (652 steps per ms) remains 67/67 properties
BEST_FIRST walk for 400003 steps (5677 resets) in 637 ms. (626 steps per ms) remains 67/67 properties
BEST_FIRST walk for 400004 steps (563 resets) in 539 ms. (740 steps per ms) remains 60/67 properties
BEST_FIRST walk for 400003 steps (5466 resets) in 613 ms. (651 steps per ms) remains 60/60 properties
BEST_FIRST walk for 400004 steps (10696 resets) in 674 ms. (592 steps per ms) remains 60/60 properties
BEST_FIRST walk for 400003 steps (5601 resets) in 587 ms. (680 steps per ms) remains 60/60 properties
BEST_FIRST walk for 400004 steps (690 resets) in 474 ms. (842 steps per ms) remains 60/60 properties
BEST_FIRST walk for 400003 steps (5544 resets) in 598 ms. (667 steps per ms) remains 60/60 properties
BEST_FIRST walk for 400003 steps (10747 resets) in 664 ms. (601 steps per ms) remains 60/60 properties
BEST_FIRST walk for 400002 steps (5615 resets) in 581 ms. (687 steps per ms) remains 60/60 properties
BEST_FIRST walk for 400002 steps (403 resets) in 748 ms. (534 steps per ms) remains 59/60 properties
BEST_FIRST walk for 400004 steps (5460 resets) in 582 ms. (686 steps per ms) remains 59/59 properties
BEST_FIRST walk for 400003 steps (10747 resets) in 654 ms. (610 steps per ms) remains 59/59 properties
BEST_FIRST walk for 400002 steps (5549 resets) in 579 ms. (689 steps per ms) remains 59/59 properties
BEST_FIRST walk for 400003 steps (120 resets) in 948 ms. (421 steps per ms) remains 59/59 properties
BEST_FIRST walk for 400003 steps (5547 resets) in 611 ms. (653 steps per ms) remains 59/59 properties
BEST_FIRST walk for 400002 steps (10786 resets) in 698 ms. (572 steps per ms) remains 59/59 properties
BEST_FIRST walk for 400003 steps (5638 resets) in 621 ms. (643 steps per ms) remains 59/59 properties
BEST_FIRST walk for 400003 steps (475 resets) in 1077 ms. (371 steps per ms) remains 58/59 properties
BEST_FIRST walk for 400003 steps (5425 resets) in 608 ms. (656 steps per ms) remains 58/58 properties
BEST_FIRST walk for 400003 steps (10796 resets) in 679 ms. (588 steps per ms) remains 58/58 properties
BEST_FIRST walk for 400002 steps (5617 resets) in 586 ms. (681 steps per ms) remains 58/58 properties
BEST_FIRST walk for 400001 steps (391 resets) in 1025 ms. (389 steps per ms) remains 58/58 properties
BEST_FIRST walk for 400003 steps (5537 resets) in 591 ms. (675 steps per ms) remains 58/58 properties
BEST_FIRST walk for 400003 steps (10697 resets) in 646 ms. (618 steps per ms) remains 58/58 properties
BEST_FIRST walk for 400004 steps (5580 resets) in 575 ms. (694 steps per ms) remains 58/58 properties
BEST_FIRST walk for 400002 steps (219 resets) in 772 ms. (517 steps per ms) remains 57/58 properties
BEST_FIRST walk for 400004 steps (5445 resets) in 624 ms. (640 steps per ms) remains 55/57 properties
BEST_FIRST walk for 400004 steps (10764 resets) in 682 ms. (585 steps per ms) remains 55/55 properties
BEST_FIRST walk for 400003 steps (5557 resets) in 588 ms. (679 steps per ms) remains 55/55 properties
BEST_FIRST walk for 400001 steps (222 resets) in 1057 ms. (378 steps per ms) remains 55/55 properties
BEST_FIRST walk for 400003 steps (5479 resets) in 580 ms. (688 steps per ms) remains 55/55 properties
BEST_FIRST walk for 400000 steps (10848 resets) in 673 ms. (593 steps per ms) remains 55/55 properties
BEST_FIRST walk for 400000 steps (5575 resets) in 584 ms. (683 steps per ms) remains 55/55 properties
BEST_FIRST walk for 400004 steps (575 resets) in 491 ms. (813 steps per ms) remains 55/55 properties
BEST_FIRST walk for 400003 steps (5581 resets) in 637 ms. (626 steps per ms) remains 55/55 properties
BEST_FIRST walk for 400003 steps (10815 resets) in 666 ms. (599 steps per ms) remains 55/55 properties
BEST_FIRST walk for 400003 steps (5706 resets) in 577 ms. (692 steps per ms) remains 55/55 properties
BEST_FIRST walk for 400003 steps (337 resets) in 760 ms. (525 steps per ms) remains 55/55 properties
BEST_FIRST walk for 400002 steps (5495 resets) in 618 ms. (646 steps per ms) remains 55/55 properties
BEST_FIRST walk for 400003 steps (10735 resets) in 655 ms. (609 steps per ms) remains 55/55 properties
BEST_FIRST walk for 400004 steps (5651 resets) in 595 ms. (671 steps per ms) remains 55/55 properties
BEST_FIRST walk for 400002 steps (344 resets) in 884 ms. (451 steps per ms) remains 55/55 properties
BEST_FIRST walk for 400002 steps (5454 resets) in 589 ms. (677 steps per ms) remains 55/55 properties
BEST_FIRST walk for 400002 steps (10761 resets) in 651 ms. (613 steps per ms) remains 55/55 properties
BEST_FIRST walk for 400003 steps (5754 resets) in 591 ms. (675 steps per ms) remains 55/55 properties
BEST_FIRST walk for 400003 steps (5513 resets) in 572 ms. (698 steps per ms) remains 55/55 properties
BEST_FIRST walk for 400003 steps (5482 resets) in 576 ms. (693 steps per ms) remains 55/55 properties
BEST_FIRST walk for 400003 steps (5738 resets) in 577 ms. (692 steps per ms) remains 55/55 properties
BEST_FIRST walk for 400003 steps (5525 resets) in 576 ms. (693 steps per ms) remains 55/55 properties
BEST_FIRST walk for 400004 steps (5710 resets) in 570 ms. (700 steps per ms) remains 55/55 properties
BEST_FIRST walk for 400003 steps (5691 resets) in 577 ms. (692 steps per ms) remains 55/55 properties
BEST_FIRST walk for 400003 steps (5537 resets) in 553 ms. (722 steps per ms) remains 55/55 properties
BEST_FIRST walk for 400003 steps (5511 resets) in 568 ms. (702 steps per ms) remains 55/55 properties
[2024-06-02 20:55:41] [INFO ] Flow matrix only has 311 transitions (discarded 28 similar events)
// Phase 1: matrix 311 rows 124 cols
[2024-06-02 20:55:41] [INFO ] Computed 6 invariants in 6 ms
[2024-06-02 20:55:41] [INFO ] State equation strengthened by 46 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/39 variables, 39/39 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/39 variables, 0/39 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 2 (OVERLAPS) 81/120 variables, 6/45 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/120 variables, 81/126 constraints. Problems are: Problem set: 0 solved, 55 unsolved
[2024-06-02 20:55:42] [INFO ] Deduced a trap composed of 15 places in 70 ms of which 1 ms to minimize.
[2024-06-02 20:55:42] [INFO ] Deduced a trap composed of 43 places in 30 ms of which 1 ms to minimize.
[2024-06-02 20:55:42] [INFO ] Deduced a trap composed of 35 places in 33 ms of which 0 ms to minimize.
[2024-06-02 20:55:42] [INFO ] Deduced a trap composed of 22 places in 61 ms of which 2 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/120 variables, 4/130 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/120 variables, 0/130 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 6 (OVERLAPS) 311/431 variables, 120/250 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/431 variables, 46/296 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/431 variables, 0/296 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 9 (OVERLAPS) 4/435 variables, 4/300 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/435 variables, 4/304 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/435 variables, 0/304 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 12 (OVERLAPS) 0/435 variables, 0/304 constraints. Problems are: Problem set: 0 solved, 55 unsolved
No progress, stopping.
After SMT solving in domain Real declared 435/435 variables, and 304 constraints, problems are : Problem set: 0 solved, 55 unsolved in 3293 ms.
Refiners :[Domain max(s): 124/124 constraints, Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 124/124 constraints, ReadFeed: 46/46 constraints, PredecessorRefiner: 55/55 constraints, Known Traps: 4/4 constraints]
Escalating to Integer solving :Problem set: 0 solved, 55 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/39 variables, 39/39 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/39 variables, 0/39 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 2 (OVERLAPS) 81/120 variables, 6/45 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/120 variables, 81/126 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/120 variables, 4/130 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/120 variables, 0/130 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 6 (OVERLAPS) 311/431 variables, 120/250 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/431 variables, 46/296 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/431 variables, 55/351 constraints. Problems are: Problem set: 0 solved, 55 unsolved
[2024-06-02 20:55:46] [INFO ] Deduced a trap composed of 53 places in 43 ms of which 1 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/431 variables, 1/352 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/431 variables, 0/352 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 11 (OVERLAPS) 4/435 variables, 4/356 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/435 variables, 4/360 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/435 variables, 0/360 constraints. Problems are: Problem set: 0 solved, 55 unsolved
At refinement iteration 14 (OVERLAPS) 0/435 variables, 0/360 constraints. Problems are: Problem set: 0 solved, 55 unsolved
No progress, stopping.
After SMT solving in domain Int declared 435/435 variables, and 360 constraints, problems are : Problem set: 0 solved, 55 unsolved in 5657 ms.
Refiners :[Domain max(s): 124/124 constraints, Positive P Invariants (semi-flows): 6/6 constraints, State Equation: 124/124 constraints, ReadFeed: 46/46 constraints, PredecessorRefiner: 55/55 constraints, Known Traps: 5/5 constraints]
After SMT, in 9006ms problems are : Problem set: 0 solved, 55 unsolved
Parikh walk visited 0 properties in 2613 ms.
Support contains 39 out of 124 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 124/124 places, 339/339 transitions.
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 2 place count 122 transition count 335
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 122 transition count 335
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 6 place count 122 transition count 333
Free-agglomeration rule (complex) applied 2 times.
Iterating global reduction 1 with 2 rules applied. Total rules applied 8 place count 122 transition count 331
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 10 place count 120 transition count 331
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 2 with 1 rules applied. Total rules applied 11 place count 119 transition count 330
Applied a total of 11 rules in 39 ms. Remains 119 /124 variables (removed 5) and now considering 330/339 (removed 9) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 39 ms. Remains : 119/124 places, 330/339 transitions.
RANDOM walk for 4000000 steps (231206 resets) in 20743 ms. (192 steps per ms) remains 54/55 properties
BEST_FIRST walk for 400003 steps (5661 resets) in 550 ms. (725 steps per ms) remains 54/54 properties
BEST_FIRST walk for 400004 steps (5697 resets) in 563 ms. (709 steps per ms) remains 54/54 properties
BEST_FIRST walk for 400003 steps (730 resets) in 458 ms. (871 steps per ms) remains 51/54 properties
BEST_FIRST walk for 400003 steps (11124 resets) in 610 ms. (654 steps per ms) remains 51/51 properties
BEST_FIRST walk for 400003 steps (5691 resets) in 566 ms. (705 steps per ms) remains 51/51 properties
BEST_FIRST walk for 400003 steps (715 resets) in 466 ms. (856 steps per ms) remains 51/51 properties
BEST_FIRST walk for 400003 steps (5619 resets) in 561 ms. (711 steps per ms) remains 51/51 properties
BEST_FIRST walk for 400003 steps (11043 resets) in 621 ms. (643 steps per ms) remains 51/51 properties
BEST_FIRST walk for 400004 steps (5815 resets) in 549 ms. (727 steps per ms) remains 51/51 properties
BEST_FIRST walk for 400002 steps (560 resets) in 529 ms. (754 steps per ms) remains 51/51 properties
BEST_FIRST walk for 400004 steps (5615 resets) in 592 ms. (674 steps per ms) remains 51/51 properties
BEST_FIRST walk for 400004 steps (11061 resets) in 624 ms. (640 steps per ms) remains 51/51 properties
BEST_FIRST walk for 400002 steps (5814 resets) in 570 ms. (700 steps per ms) remains 51/51 properties
BEST_FIRST walk for 400004 steps (709 resets) in 471 ms. (847 steps per ms) remains 51/51 properties
BEST_FIRST walk for 400003 steps (5481 resets) in 564 ms. (707 steps per ms) remains 51/51 properties
BEST_FIRST walk for 400002 steps (11057 resets) in 633 ms. (630 steps per ms) remains 51/51 properties
BEST_FIRST walk for 400002 steps (5799 resets) in 577 ms. (692 steps per ms) remains 51/51 properties
BEST_FIRST walk for 400004 steps (709 resets) in 474 ms. (842 steps per ms) remains 51/51 properties
BEST_FIRST walk for 400003 steps (5626 resets) in 572 ms. (698 steps per ms) remains 51/51 properties
BEST_FIRST walk for 400003 steps (11079 resets) in 636 ms. (627 steps per ms) remains 51/51 properties
BEST_FIRST walk for 400002 steps (5663 resets) in 566 ms. (705 steps per ms) remains 51/51 properties
BEST_FIRST walk for 400004 steps (709 resets) in 476 ms. (838 steps per ms) remains 51/51 properties
BEST_FIRST walk for 400001 steps (5445 resets) in 571 ms. (699 steps per ms) remains 51/51 properties
BEST_FIRST walk for 400003 steps (11099 resets) in 631 ms. (632 steps per ms) remains 51/51 properties
BEST_FIRST walk for 400004 steps (5689 resets) in 563 ms. (709 steps per ms) remains 51/51 properties
BEST_FIRST walk for 400004 steps (708 resets) in 470 ms. (849 steps per ms) remains 51/51 properties
BEST_FIRST walk for 400003 steps (5566 resets) in 561 ms. (711 steps per ms) remains 51/51 properties
BEST_FIRST walk for 400003 steps (11095 resets) in 624 ms. (640 steps per ms) remains 51/51 properties
BEST_FIRST walk for 400003 steps (5802 resets) in 563 ms. (709 steps per ms) remains 51/51 properties
BEST_FIRST walk for 400002 steps (715 resets) in 469 ms. (851 steps per ms) remains 51/51 properties
BEST_FIRST walk for 400003 steps (5553 resets) in 557 ms. (716 steps per ms) remains 51/51 properties
BEST_FIRST walk for 400003 steps (11012 resets) in 622 ms. (642 steps per ms) remains 51/51 properties
BEST_FIRST walk for 400004 steps (5765 resets) in 552 ms. (723 steps per ms) remains 51/51 properties
BEST_FIRST walk for 400003 steps (715 resets) in 466 ms. (856 steps per ms) remains 51/51 properties
BEST_FIRST walk for 400004 steps (5607 resets) in 566 ms. (705 steps per ms) remains 51/51 properties
BEST_FIRST walk for 400002 steps (11051 resets) in 646 ms. (618 steps per ms) remains 51/51 properties
BEST_FIRST walk for 400004 steps (5755 resets) in 568 ms. (702 steps per ms) remains 51/51 properties
BEST_FIRST walk for 400003 steps (708 resets) in 474 ms. (842 steps per ms) remains 51/51 properties
BEST_FIRST walk for 400002 steps (5483 resets) in 569 ms. (701 steps per ms) remains 51/51 properties
BEST_FIRST walk for 400002 steps (11119 resets) in 636 ms. (627 steps per ms) remains 51/51 properties
BEST_FIRST walk for 400003 steps (5890 resets) in 573 ms. (696 steps per ms) remains 51/51 properties
BEST_FIRST walk for 400004 steps (723 resets) in 471 ms. (847 steps per ms) remains 51/51 properties
BEST_FIRST walk for 400003 steps (5427 resets) in 573 ms. (696 steps per ms) remains 51/51 properties
BEST_FIRST walk for 400002 steps (11105 resets) in 632 ms. (631 steps per ms) remains 51/51 properties
BEST_FIRST walk for 400002 steps (5662 resets) in 553 ms. (722 steps per ms) remains 51/51 properties
BEST_FIRST walk for 400002 steps (5540 resets) in 571 ms. (699 steps per ms) remains 51/51 properties
BEST_FIRST walk for 400003 steps (5590 resets) in 567 ms. (704 steps per ms) remains 51/51 properties
BEST_FIRST walk for 400004 steps (5852 resets) in 562 ms. (710 steps per ms) remains 51/51 properties
BEST_FIRST walk for 400003 steps (5565 resets) in 565 ms. (706 steps per ms) remains 51/51 properties
BEST_FIRST walk for 400001 steps (5618 resets) in 607 ms. (657 steps per ms) remains 51/51 properties
BEST_FIRST walk for 400002 steps (5723 resets) in 562 ms. (710 steps per ms) remains 51/51 properties
BEST_FIRST walk for 400003 steps (5686 resets) in 575 ms. (694 steps per ms) remains 51/51 properties
Finished probabilistic random walk after 5162308 steps, run visited all 51 properties in 22421 ms. (steps per millisecond=230 )
Probabilistic random walk after 5162308 steps, saw 1086677 distinct states, run finished after 22427 ms. (steps per millisecond=230 ) properties seen :51
Able to resolve query QuasiLiveness after proving 241 properties.
FORMULA QuasiLiveness TRUE TECHNIQUES RANDOM_WALK PROBABILISTIC_WALK BESTFIRST_WALK TOPOLOGICAL INITIAL_STATE
Total runtime 80270 ms.
ITS solved all properties within timeout

BK_STOP 1717361790556

--------------------
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="FireWire-PT-09"
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 FireWire-PT-09, 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 r564-tall-171734907700147"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

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