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.r098-smll-174860112200157.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 FireWire-PT-02, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r098-smll-174860112200157
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 492K
-rw-r--r-- 1 mcc users 7.8K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 89K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.9K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 59K May 29 14:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.6K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.2K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 8.5K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 86K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 6.6K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 52K May 29 14:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K May 29 14:47 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K May 29 14:47 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 29 14:32 equiv_col
-rw-r--r-- 1 mcc users 3 May 29 14:32 instance
-rw-r--r-- 1 mcc users 6 May 29 14:32 iscolored
-rw-r--r-- 1 mcc users 86K 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 1748677795228

Invoking MCC driver with
BK_TOOL=gold2024
BK_EXAMINATION=QuasiLiveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=FireWire-PT-02
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool greatspn
Invoking reducer
Running Version 202405141337
[2025-05-31 07:49:57] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -timeout, 180, -rebuildPNML]
[2025-05-31 07:49:57] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-05-31 07:49:57] [INFO ] Load time of PNML (sax parser for PT used): 138 ms
[2025-05-31 07:49:57] [INFO ] Transformed 108 places.
[2025-05-31 07:49:57] [INFO ] Transformed 355 transitions.
[2025-05-31 07:49:57] [INFO ] Found NUPN structural information;
[2025-05-31 07:49:57] [INFO ] Parsed PT model containing 108 places and 355 transitions and 1311 arcs in 337 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 108/108 places, 355/355 transitions.
Ensure Unique test removed 54 transitions
Reduce isomorphic transitions removed 54 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 0 with 55 rules applied. Total rules applied 55 place count 108 transition count 300
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 56 place count 107 transition count 300
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 1 Pre rules applied. Total rules applied 56 place count 107 transition count 299
Deduced a syphon composed of 1 places in 2 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 58 place count 106 transition count 299
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: -6
Deduced a syphon composed of 3 places in 1 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 2 with 6 rules applied. Total rules applied 64 place count 103 transition count 305
Applied a total of 64 rules in 92 ms. Remains 103 /108 variables (removed 5) and now considering 305/355 (removed 50) transitions.
[2025-05-31 07:49:58] [INFO ] Flow matrix only has 263 transitions (discarded 42 similar events)
// Phase 1: matrix 263 rows 103 cols
[2025-05-31 07:49:58] [INFO ] Computed 8 invariants in 29 ms
[2025-05-31 07:49:58] [INFO ] Implicit Places using invariants in 633 ms returned []
[2025-05-31 07:49:58] [INFO ] Flow matrix only has 263 transitions (discarded 42 similar events)
[2025-05-31 07:49:58] [INFO ] Invariant cache hit.
[2025-05-31 07:49:58] [INFO ] State equation strengthened by 42 read => feed constraints.
[2025-05-31 07:49:59] [INFO ] Implicit Places using invariants and state equation in 414 ms returned [63]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 1104 ms to find 1 implicit places.
Starting structural reductions in LIVENESS mode, iteration 1 : 102/108 places, 305/355 transitions.
Applied a total of 0 rules in 5 ms. Remains 102 /102 variables (removed 0) and now considering 305/305 (removed 0) transitions.
Finished structural reductions in LIVENESS mode , in 2 iterations and 1231 ms. Remains : 102/108 places, 305/355 transitions.
Discarding 104 transitions out of 305. Remains 201
Initial state reduction rules removed 1 formulas.
RANDOM walk for 40000 steps (2408 resets) in 3434 ms. (11 steps per ms) remains 90/200 properties
BEST_FIRST walk for 4003 steps (222 resets) in 83 ms. (47 steps per ms) remains 90/90 properties
BEST_FIRST walk for 4004 steps (60 resets) in 67 ms. (58 steps per ms) remains 90/90 properties
BEST_FIRST walk for 4003 steps (82 resets) in 46 ms. (85 steps per ms) remains 90/90 properties
BEST_FIRST walk for 4003 steps (9 resets) in 89 ms. (44 steps per ms) remains 87/90 properties
BEST_FIRST walk for 4001 steps (72 resets) in 93 ms. (42 steps per ms) remains 87/87 properties
BEST_FIRST walk for 4004 steps (154 resets) in 79 ms. (50 steps per ms) remains 87/87 properties
BEST_FIRST walk for 4003 steps (72 resets) in 30 ms. (129 steps per ms) remains 87/87 properties
BEST_FIRST walk for 4003 steps (8 resets) in 27 ms. (142 steps per ms) remains 82/87 properties
BEST_FIRST walk for 4004 steps (55 resets) in 37 ms. (105 steps per ms) remains 80/82 properties
BEST_FIRST walk for 4004 steps (145 resets) in 50 ms. (78 steps per ms) remains 80/80 properties
BEST_FIRST walk for 4002 steps (96 resets) in 19 ms. (200 steps per ms) remains 80/80 properties
BEST_FIRST walk for 4003 steps (10 resets) in 27 ms. (142 steps per ms) remains 80/80 properties
BEST_FIRST walk for 4003 steps (77 resets) in 16 ms. (235 steps per ms) remains 80/80 properties
BEST_FIRST walk for 4003 steps (144 resets) in 34 ms. (114 steps per ms) remains 80/80 properties
BEST_FIRST walk for 4004 steps (65 resets) in 49 ms. (80 steps per ms) remains 80/80 properties
BEST_FIRST walk for 4003 steps (8 resets) in 21 ms. (181 steps per ms) remains 76/80 properties
BEST_FIRST walk for 4003 steps (73 resets) in 17 ms. (222 steps per ms) remains 76/76 properties
BEST_FIRST walk for 4002 steps (131 resets) in 24 ms. (160 steps per ms) remains 76/76 properties
BEST_FIRST walk for 4000 steps (216 resets) in 25 ms. (153 steps per ms) remains 76/76 properties
BEST_FIRST walk for 4003 steps (71 resets) in 18 ms. (210 steps per ms) remains 76/76 properties
BEST_FIRST walk for 4004 steps (8 resets) in 16 ms. (235 steps per ms) remains 76/76 properties
BEST_FIRST walk for 4004 steps (12 resets) in 16 ms. (235 steps per ms) remains 76/76 properties
BEST_FIRST walk for 4003 steps (12 resets) in 13 ms. (285 steps per ms) remains 76/76 properties
BEST_FIRST walk for 4003 steps (8 resets) in 22 ms. (174 steps per ms) remains 76/76 properties
BEST_FIRST walk for 4004 steps (9 resets) in 28 ms. (138 steps per ms) remains 76/76 properties
BEST_FIRST walk for 4003 steps (14 resets) in 28 ms. (138 steps per ms) remains 76/76 properties
BEST_FIRST walk for 4003 steps (8 resets) in 22 ms. (174 steps per ms) remains 76/76 properties
BEST_FIRST walk for 4003 steps (19 resets) in 22 ms. (174 steps per ms) remains 76/76 properties
BEST_FIRST walk for 4003 steps (15 resets) in 14 ms. (266 steps per ms) remains 76/76 properties
BEST_FIRST walk for 4004 steps (140 resets) in 22 ms. (174 steps per ms) remains 76/76 properties
BEST_FIRST walk for 4000 steps (8 resets) in 26 ms. (148 steps per ms) remains 76/76 properties
BEST_FIRST walk for 4004 steps (8 resets) in 19 ms. (200 steps per ms) remains 76/76 properties
BEST_FIRST walk for 4003 steps (73 resets) in 22 ms. (174 steps per ms) remains 76/76 properties
BEST_FIRST walk for 4004 steps (9 resets) in 14 ms. (266 steps per ms) remains 76/76 properties
BEST_FIRST walk for 4004 steps (47 resets) in 31 ms. (125 steps per ms) remains 76/76 properties
BEST_FIRST walk for 4003 steps (142 resets) in 34 ms. (114 steps per ms) remains 76/76 properties
BEST_FIRST walk for 4003 steps (218 resets) in 57 ms. (69 steps per ms) remains 76/76 properties
BEST_FIRST walk for 4003 steps (61 resets) in 29 ms. (133 steps per ms) remains 76/76 properties
BEST_FIRST walk for 4002 steps (26 resets) in 19 ms. (200 steps per ms) remains 76/76 properties
BEST_FIRST walk for 4001 steps (177 resets) in 31 ms. (125 steps per ms) remains 76/76 properties
BEST_FIRST walk for 4002 steps (216 resets) in 32 ms. (121 steps per ms) remains 76/76 properties
BEST_FIRST walk for 4003 steps (51 resets) in 20 ms. (190 steps per ms) remains 76/76 properties
BEST_FIRST walk for 4004 steps (60 resets) in 17 ms. (222 steps per ms) remains 76/76 properties
BEST_FIRST walk for 4004 steps (146 resets) in 21 ms. (182 steps per ms) remains 72/76 properties
BEST_FIRST walk for 4002 steps (77 resets) in 35 ms. (111 steps per ms) remains 72/72 properties
BEST_FIRST walk for 4003 steps (8 resets) in 23 ms. (166 steps per ms) remains 72/72 properties
BEST_FIRST walk for 4004 steps (62 resets) in 26 ms. (148 steps per ms) remains 72/72 properties
BEST_FIRST walk for 4001 steps (134 resets) in 22 ms. (173 steps per ms) remains 72/72 properties
BEST_FIRST walk for 4001 steps (79 resets) in 20 ms. (190 steps per ms) remains 72/72 properties
BEST_FIRST walk for 4004 steps (10 resets) in 18 ms. (210 steps per ms) remains 72/72 properties
BEST_FIRST walk for 4002 steps (85 resets) in 37 ms. (105 steps per ms) remains 72/72 properties
BEST_FIRST walk for 4003 steps (145 resets) in 35 ms. (111 steps per ms) remains 72/72 properties
BEST_FIRST walk for 4002 steps (66 resets) in 19 ms. (200 steps per ms) remains 72/72 properties
BEST_FIRST walk for 4003 steps (8 resets) in 14 ms. (266 steps per ms) remains 72/72 properties
BEST_FIRST walk for 4001 steps (148 resets) in 21 ms. (181 steps per ms) remains 72/72 properties
BEST_FIRST walk for 4001 steps (9 resets) in 27 ms. (142 steps per ms) remains 72/72 properties
BEST_FIRST walk for 4003 steps (67 resets) in 20 ms. (190 steps per ms) remains 72/72 properties
BEST_FIRST walk for 4002 steps (58 resets) in 19 ms. (200 steps per ms) remains 72/72 properties
BEST_FIRST walk for 4003 steps (60 resets) in 20 ms. (190 steps per ms) remains 72/72 properties
BEST_FIRST walk for 4001 steps (139 resets) in 19 ms. (200 steps per ms) remains 72/72 properties
BEST_FIRST walk for 4003 steps (61 resets) in 16 ms. (235 steps per ms) remains 72/72 properties
BEST_FIRST walk for 4001 steps (8 resets) in 14 ms. (266 steps per ms) remains 70/72 properties
BEST_FIRST walk for 4004 steps (59 resets) in 15 ms. (250 steps per ms) remains 70/70 properties
BEST_FIRST walk for 4002 steps (143 resets) in 19 ms. (200 steps per ms) remains 70/70 properties
BEST_FIRST walk for 4003 steps (62 resets) in 14 ms. (266 steps per ms) remains 70/70 properties
BEST_FIRST walk for 4004 steps (9 resets) in 12 ms. (308 steps per ms) remains 69/70 properties
BEST_FIRST walk for 4001 steps (62 resets) in 15 ms. (250 steps per ms) remains 69/69 properties
BEST_FIRST walk for 4002 steps (143 resets) in 38 ms. (102 steps per ms) remains 69/69 properties
BEST_FIRST walk for 4003 steps (73 resets) in 16 ms. (235 steps per ms) remains 69/69 properties
BEST_FIRST walk for 4003 steps (9 resets) in 23 ms. (166 steps per ms) remains 69/69 properties
BEST_FIRST walk for 4003 steps (137 resets) in 19 ms. (200 steps per ms) remains 69/69 properties
BEST_FIRST walk for 4004 steps (8 resets) in 12 ms. (308 steps per ms) remains 69/69 properties
BEST_FIRST walk for 4002 steps (75 resets) in 13 ms. (285 steps per ms) remains 69/69 properties
BEST_FIRST walk for 4004 steps (51 resets) in 19 ms. (200 steps per ms) remains 69/69 properties
BEST_FIRST walk for 4004 steps (60 resets) in 14 ms. (266 steps per ms) remains 69/69 properties
BEST_FIRST walk for 4002 steps (81 resets) in 18 ms. (210 steps per ms) remains 69/69 properties
[2025-05-31 07:50:01] [INFO ] Flow matrix only has 263 transitions (discarded 42 similar events)
// Phase 1: matrix 263 rows 102 cols
[2025-05-31 07:50:01] [INFO ] Computed 7 invariants in 4 ms
[2025-05-31 07:50:01] [INFO ] State equation strengthened by 42 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/48 variables, 48/48 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/48 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 2 (OVERLAPS) 50/98 variables, 6/54 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/98 variables, 50/104 constraints. Problems are: Problem set: 0 solved, 69 unsolved
[2025-05-31 07:50:02] [INFO ] Deduced a trap composed of 15 places in 149 ms of which 16 ms to minimize.
[2025-05-31 07:50:02] [INFO ] Deduced a trap composed of 35 places in 59 ms of which 3 ms to minimize.
[2025-05-31 07:50:02] [INFO ] Deduced a trap composed of 25 places in 95 ms of which 2 ms to minimize.
[2025-05-31 07:50:02] [INFO ] Deduced a trap composed of 17 places in 39 ms of which 2 ms to minimize.
[2025-05-31 07:50:03] [INFO ] Deduced a trap composed of 24 places in 94 ms of which 2 ms to minimize.
[2025-05-31 07:50:03] [INFO ] Deduced a trap composed of 22 places in 95 ms of which 3 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/98 variables, 6/110 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/98 variables, 0/110 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 6 (OVERLAPS) 2/100 variables, 1/111 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/100 variables, 2/113 constraints. Problems are: Problem set: 0 solved, 69 unsolved
[2025-05-31 07:50:03] [INFO ] Deduced a trap composed of 17 places in 32 ms of which 2 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/100 variables, 1/114 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/100 variables, 0/114 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 10 (OVERLAPS) 261/361 variables, 100/214 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/361 variables, 40/254 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/361 variables, 0/254 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 13 (OVERLAPS) 3/364 variables, 2/256 constraints. Problems are: Problem set: 0 solved, 69 unsolved
SMT process timed out in 5215ms, After SMT, problems are : Problem set: 0 solved, 69 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 48 out of 102 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 102/102 places, 305/305 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 102 transition count 296
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 102 transition count 287
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 1 with 1 rules applied. Total rules applied 19 place count 102 transition count 289
Reduce places removed 1 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 1 with 3 rules applied. Total rules applied 22 place count 101 transition count 287
Drop transitions (Redundant composition of simpler transitions.) removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 2 with 2 rules applied. Total rules applied 24 place count 101 transition count 285
Applied a total of 24 rules in 74 ms. Remains 101 /102 variables (removed 1) and now considering 285/305 (removed 20) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 74 ms. Remains : 101/102 places, 285/305 transitions.
RANDOM walk for 4000000 steps (241069 resets) in 27265 ms. (146 steps per ms) remains 26/69 properties
BEST_FIRST walk for 400004 steps (6302 resets) in 964 ms. (414 steps per ms) remains 26/26 properties
BEST_FIRST walk for 400003 steps (197 resets) in 1039 ms. (384 steps per ms) remains 26/26 properties
BEST_FIRST walk for 400003 steps (6538 resets) in 582 ms. (686 steps per ms) remains 26/26 properties
BEST_FIRST walk for 400001 steps (150 resets) in 982 ms. (406 steps per ms) remains 26/26 properties
BEST_FIRST walk for 400004 steps (6256 resets) in 579 ms. (689 steps per ms) remains 26/26 properties
BEST_FIRST walk for 400003 steps (14234 resets) in 774 ms. (516 steps per ms) remains 26/26 properties
BEST_FIRST walk for 400002 steps (6506 resets) in 579 ms. (689 steps per ms) remains 26/26 properties
BEST_FIRST walk for 400002 steps (138 resets) in 949 ms. (421 steps per ms) remains 25/26 properties
BEST_FIRST walk for 400003 steps (6365 resets) in 564 ms. (707 steps per ms) remains 25/25 properties
BEST_FIRST walk for 400003 steps (14218 resets) in 703 ms. (568 steps per ms) remains 25/25 properties
BEST_FIRST walk for 400003 steps (6662 resets) in 579 ms. (689 steps per ms) remains 25/25 properties
BEST_FIRST walk for 400001 steps (270 resets) in 1045 ms. (382 steps per ms) remains 25/25 properties
BEST_FIRST walk for 400004 steps (6346 resets) in 586 ms. (681 steps per ms) remains 24/25 properties
BEST_FIRST walk for 400002 steps (14119 resets) in 686 ms. (582 steps per ms) remains 24/24 properties
BEST_FIRST walk for 400002 steps (6122 resets) in 553 ms. (722 steps per ms) remains 24/24 properties
BEST_FIRST walk for 400003 steps (6298 resets) in 557 ms. (716 steps per ms) remains 24/24 properties
BEST_FIRST walk for 400003 steps (6526 resets) in 563 ms. (709 steps per ms) remains 24/24 properties
BEST_FIRST walk for 400004 steps (6320 resets) in 605 ms. (660 steps per ms) remains 23/24 properties
BEST_FIRST walk for 400003 steps (6452 resets) in 624 ms. (640 steps per ms) remains 23/23 properties
BEST_FIRST walk for 400001 steps (100 resets) in 1066 ms. (374 steps per ms) remains 23/23 properties
BEST_FIRST walk for 400004 steps (6255 resets) in 638 ms. (625 steps per ms) remains 23/23 properties
BEST_FIRST walk for 400001 steps (6352 resets) in 621 ms. (643 steps per ms) remains 23/23 properties
BEST_FIRST walk for 400003 steps (6523 resets) in 620 ms. (644 steps per ms) remains 23/23 properties
[2025-05-31 07:50:19] [INFO ] Flow matrix only has 256 transitions (discarded 29 similar events)
// Phase 1: matrix 256 rows 101 cols
[2025-05-31 07:50:19] [INFO ] Computed 7 invariants in 4 ms
[2025-05-31 07:50:19] [INFO ] State equation strengthened by 41 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/22 variables, 22/22 constraints. Problems are: Problem set: 0 solved, 23 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/22 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 23 unsolved
At refinement iteration 2 (OVERLAPS) 73/95 variables, 5/27 constraints. Problems are: Problem set: 0 solved, 23 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/95 variables, 73/100 constraints. Problems are: Problem set: 0 solved, 23 unsolved
[2025-05-31 07:50:19] [INFO ] Deduced a trap composed of 15 places in 95 ms of which 2 ms to minimize.
[2025-05-31 07:50:19] [INFO ] Deduced a trap composed of 34 places in 37 ms of which 1 ms to minimize.
[2025-05-31 07:50:19] [INFO ] Deduced a trap composed of 22 places in 124 ms of which 2 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/95 variables, 3/103 constraints. Problems are: Problem set: 0 solved, 23 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/95 variables, 0/103 constraints. Problems are: Problem set: 0 solved, 23 unsolved
At refinement iteration 6 (OVERLAPS) 4/99 variables, 2/105 constraints. Problems are: Problem set: 0 solved, 23 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/99 variables, 4/109 constraints. Problems are: Problem set: 0 solved, 23 unsolved
[2025-05-31 07:50:20] [INFO ] Deduced a trap composed of 17 places in 42 ms of which 2 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/99 variables, 1/110 constraints. Problems are: Problem set: 0 solved, 23 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/99 variables, 0/110 constraints. Problems are: Problem set: 0 solved, 23 unsolved
At refinement iteration 10 (OVERLAPS) 255/354 variables, 99/209 constraints. Problems are: Problem set: 0 solved, 23 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/354 variables, 40/249 constraints. Problems are: Problem set: 0 solved, 23 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/354 variables, 0/249 constraints. Problems are: Problem set: 0 solved, 23 unsolved
At refinement iteration 13 (OVERLAPS) 3/357 variables, 2/251 constraints. Problems are: Problem set: 0 solved, 23 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/357 variables, 2/253 constraints. Problems are: Problem set: 0 solved, 23 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/357 variables, 1/254 constraints. Problems are: Problem set: 0 solved, 23 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/357 variables, 0/254 constraints. Problems are: Problem set: 0 solved, 23 unsolved
At refinement iteration 17 (OVERLAPS) 0/357 variables, 0/254 constraints. Problems are: Problem set: 0 solved, 23 unsolved
No progress, stopping.
After SMT solving in domain Real declared 357/357 variables, and 254 constraints, problems are : Problem set: 0 solved, 23 unsolved in 2421 ms.
Refiners :[Domain max(s): 101/101 constraints, Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 101/101 constraints, ReadFeed: 41/41 constraints, PredecessorRefiner: 23/23 constraints, Known Traps: 4/4 constraints]
Escalating to Integer solving :Problem set: 0 solved, 23 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/22 variables, 22/22 constraints. Problems are: Problem set: 0 solved, 23 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/22 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 23 unsolved
At refinement iteration 2 (OVERLAPS) 73/95 variables, 5/27 constraints. Problems are: Problem set: 0 solved, 23 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/95 variables, 73/100 constraints. Problems are: Problem set: 0 solved, 23 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/95 variables, 3/103 constraints. Problems are: Problem set: 0 solved, 23 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/95 variables, 0/103 constraints. Problems are: Problem set: 0 solved, 23 unsolved
At refinement iteration 6 (OVERLAPS) 4/99 variables, 2/105 constraints. Problems are: Problem set: 0 solved, 23 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/99 variables, 4/109 constraints. Problems are: Problem set: 0 solved, 23 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/99 variables, 1/110 constraints. Problems are: Problem set: 0 solved, 23 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/99 variables, 0/110 constraints. Problems are: Problem set: 0 solved, 23 unsolved
At refinement iteration 10 (OVERLAPS) 255/354 variables, 99/209 constraints. Problems are: Problem set: 0 solved, 23 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/354 variables, 40/249 constraints. Problems are: Problem set: 0 solved, 23 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/354 variables, 23/272 constraints. Problems are: Problem set: 0 solved, 23 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/354 variables, 0/272 constraints. Problems are: Problem set: 0 solved, 23 unsolved
At refinement iteration 14 (OVERLAPS) 3/357 variables, 2/274 constraints. Problems are: Problem set: 0 solved, 23 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/357 variables, 2/276 constraints. Problems are: Problem set: 0 solved, 23 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/357 variables, 1/277 constraints. Problems are: Problem set: 0 solved, 23 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/357 variables, 0/277 constraints. Problems are: Problem set: 0 solved, 23 unsolved
At refinement iteration 18 (OVERLAPS) 0/357 variables, 0/277 constraints. Problems are: Problem set: 0 solved, 23 unsolved
No progress, stopping.
After SMT solving in domain Int declared 357/357 variables, and 277 constraints, problems are : Problem set: 0 solved, 23 unsolved in 2723 ms.
Refiners :[Domain max(s): 101/101 constraints, Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 101/101 constraints, ReadFeed: 41/41 constraints, PredecessorRefiner: 23/23 constraints, Known Traps: 4/4 constraints]
After SMT, in 5212ms problems are : Problem set: 0 solved, 23 unsolved
Parikh walk visited 0 properties in 1558 ms.
Support contains 22 out of 101 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 101/101 places, 285/285 transitions.
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 2 place count 99 transition count 281
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 99 transition count 281
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 99 transition count 279
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 1 with 1 rules applied. Total rules applied 7 place count 98 transition count 278
Applied a total of 7 rules in 37 ms. Remains 98 /101 variables (removed 3) and now considering 278/285 (removed 7) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 37 ms. Remains : 98/101 places, 278/285 transitions.
RANDOM walk for 4000000 steps (255330 resets) in 21440 ms. (186 steps per ms) remains 19/23 properties
BEST_FIRST walk for 400002 steps (6284 resets) in 544 ms. (733 steps per ms) remains 19/19 properties
BEST_FIRST walk for 400002 steps (248 resets) in 807 ms. (495 steps per ms) remains 19/19 properties
BEST_FIRST walk for 400004 steps (6695 resets) in 758 ms. (527 steps per ms) remains 19/19 properties
BEST_FIRST walk for 400002 steps (404 resets) in 1048 ms. (381 steps per ms) remains 19/19 properties
BEST_FIRST walk for 400004 steps (6442 resets) in 530 ms. (753 steps per ms) remains 19/19 properties
BEST_FIRST walk for 400003 steps (14531 resets) in 631 ms. (632 steps per ms) remains 19/19 properties
BEST_FIRST walk for 400002 steps (6745 resets) in 575 ms. (694 steps per ms) remains 19/19 properties
BEST_FIRST walk for 400001 steps (176 resets) in 823 ms. (485 steps per ms) remains 19/19 properties
BEST_FIRST walk for 400004 steps (6704 resets) in 533 ms. (749 steps per ms) remains 19/19 properties
BEST_FIRST walk for 400004 steps (14626 resets) in 623 ms. (641 steps per ms) remains 19/19 properties
BEST_FIRST walk for 400003 steps (6611 resets) in 527 ms. (757 steps per ms) remains 19/19 properties
BEST_FIRST walk for 400001 steps (198 resets) in 888 ms. (449 steps per ms) remains 19/19 properties
BEST_FIRST walk for 400004 steps (6459 resets) in 560 ms. (713 steps per ms) remains 19/19 properties
BEST_FIRST walk for 400001 steps (14724 resets) in 627 ms. (636 steps per ms) remains 19/19 properties
BEST_FIRST walk for 400004 steps (6593 resets) in 515 ms. (775 steps per ms) remains 19/19 properties
BEST_FIRST walk for 400004 steps (6476 resets) in 524 ms. (761 steps per ms) remains 19/19 properties
BEST_FIRST walk for 400001 steps (6349 resets) in 525 ms. (760 steps per ms) remains 19/19 properties
BEST_FIRST walk for 400003 steps (6756 resets) in 545 ms. (732 steps per ms) remains 19/19 properties
BEST_FIRST walk for 400002 steps (6367 resets) in 526 ms. (759 steps per ms) remains 19/19 properties
[2025-05-31 07:50:36] [INFO ] Flow matrix only has 249 transitions (discarded 29 similar events)
// Phase 1: matrix 249 rows 98 cols
[2025-05-31 07:50:36] [INFO ] Computed 7 invariants in 2 ms
[2025-05-31 07:50:36] [INFO ] State equation strengthened by 40 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/19 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 1 (OVERLAPS) 73/92 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 19 unsolved
[2025-05-31 07:50:36] [INFO ] Deduced a trap composed of 15 places in 84 ms of which 2 ms to minimize.
[2025-05-31 07:50:36] [INFO ] Deduced a trap composed of 33 places in 34 ms of which 1 ms to minimize.
[2025-05-31 07:50:36] [INFO ] Deduced a trap composed of 23 places in 74 ms of which 2 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/92 variables, 3/8 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/92 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 4 (OVERLAPS) 246/338 variables, 92/100 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/338 variables, 40/140 constraints. Problems are: Problem set: 0 solved, 19 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/338 variables, 0/140 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 7 (OVERLAPS) 8/346 variables, 5/145 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/346 variables, 2/147 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/346 variables, 0/147 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 10 (OVERLAPS) 1/347 variables, 1/148 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/347 variables, 0/148 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 12 (OVERLAPS) 0/347 variables, 0/148 constraints. Problems are: Problem set: 0 solved, 19 unsolved
No progress, stopping.
After SMT solving in domain Real declared 347/347 variables, and 148 constraints, problems are : Problem set: 0 solved, 19 unsolved in 1732 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 98/98 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 19/19 constraints, Known Traps: 3/3 constraints]
Escalating to Integer solving :Problem set: 0 solved, 19 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/19 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 1 (OVERLAPS) 73/92 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/92 variables, 3/8 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/92 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 4 (OVERLAPS) 246/338 variables, 92/100 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/338 variables, 40/140 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/338 variables, 19/159 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/338 variables, 0/159 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 8 (OVERLAPS) 8/346 variables, 5/164 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/346 variables, 2/166 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/346 variables, 0/166 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 11 (OVERLAPS) 1/347 variables, 1/167 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/347 variables, 0/167 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 13 (OVERLAPS) 0/347 variables, 0/167 constraints. Problems are: Problem set: 0 solved, 19 unsolved
No progress, stopping.
After SMT solving in domain Int declared 347/347 variables, and 167 constraints, problems are : Problem set: 0 solved, 19 unsolved in 2470 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 98/98 constraints, ReadFeed: 40/40 constraints, PredecessorRefiner: 19/19 constraints, Known Traps: 3/3 constraints]
After SMT, in 4231ms problems are : Problem set: 0 solved, 19 unsolved
Parikh walk visited 0 properties in 4 ms.
Support contains 19 out of 98 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 98/98 places, 278/278 transitions.
Applied a total of 0 rules in 16 ms. Remains 98 /98 variables (removed 0) and now considering 278/278 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 17 ms. Remains : 98/98 places, 278/278 transitions.
RANDOM walk for 4000000 steps (256125 resets) in 19395 ms. (206 steps per ms) remains 19/19 properties
BEST_FIRST walk for 400003 steps (6529 resets) in 507 ms. (787 steps per ms) remains 19/19 properties
BEST_FIRST walk for 400003 steps (369 resets) in 719 ms. (555 steps per ms) remains 19/19 properties
BEST_FIRST walk for 400003 steps (6730 resets) in 537 ms. (743 steps per ms) remains 19/19 properties
BEST_FIRST walk for 400002 steps (357 resets) in 709 ms. (563 steps per ms) remains 18/19 properties
BEST_FIRST walk for 400002 steps (6489 resets) in 520 ms. (767 steps per ms) remains 18/18 properties
BEST_FIRST walk for 400002 steps (14651 resets) in 598 ms. (667 steps per ms) remains 18/18 properties
BEST_FIRST walk for 400004 steps (6424 resets) in 519 ms. (769 steps per ms) remains 18/18 properties
BEST_FIRST walk for 400002 steps (206 resets) in 881 ms. (453 steps per ms) remains 18/18 properties
BEST_FIRST walk for 400004 steps (6509 resets) in 515 ms. (775 steps per ms) remains 18/18 properties
BEST_FIRST walk for 400004 steps (14820 resets) in 600 ms. (665 steps per ms) remains 18/18 properties
BEST_FIRST walk for 400003 steps (6755 resets) in 515 ms. (775 steps per ms) remains 18/18 properties
BEST_FIRST walk for 400003 steps (224 resets) in 777 ms. (514 steps per ms) remains 18/18 properties
BEST_FIRST walk for 400003 steps (6257 resets) in 520 ms. (767 steps per ms) remains 18/18 properties
BEST_FIRST walk for 400002 steps (14789 resets) in 1529 ms. (261 steps per ms) remains 18/18 properties
BEST_FIRST walk for 400004 steps (6372 resets) in 496 ms. (804 steps per ms) remains 18/18 properties
BEST_FIRST walk for 400004 steps (6551 resets) in 531 ms. (751 steps per ms) remains 18/18 properties
BEST_FIRST walk for 400004 steps (6311 resets) in 512 ms. (779 steps per ms) remains 18/18 properties
BEST_FIRST walk for 400003 steps (6562 resets) in 505 ms. (790 steps per ms) remains 18/18 properties
BEST_FIRST walk for 400003 steps (6426 resets) in 516 ms. (773 steps per ms) remains 18/18 properties
Finished probabilistic random walk after 162359 steps, run visited all 18 properties in 1053 ms. (steps per millisecond=154 )
Probabilistic random walk after 162359 steps, saw 41646 distinct states, run finished after 1061 ms. (steps per millisecond=153 ) properties seen :18
Able to resolve query QuasiLiveness after proving 201 properties.
FORMULA QuasiLiveness TRUE TECHNIQUES RANDOM_WALK PROBABILISTIC_WALK BESTFIRST_WALK TOPOLOGICAL INITIAL_STATE
Total runtime 54248 ms.
ITS solved all properties within timeout

BK_STOP 1748677851797

--------------------
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-02"
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 FireWire-PT-02, 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 r098-smll-174860112200157"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/FireWire-PT-02.tgz
mv FireWire-PT-02 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 ;