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.r224-tall-174902009800207.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2025-input.qcow2 backing_fmt=qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
.........................................................................................................................................................................................................
=====================================================================
Generated by BenchKit 2-5832
Executing tool gold2024
Input is ShieldRVt-PT-050B, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r224-tall-174902009800207
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1008K
-rw-r--r-- 1 mcc users 7.3K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 80K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.0K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 44K May 29 14:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 29 14:33 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 3.7K 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 8.3K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 80K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 7.9K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 65K 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 3.7K May 29 14:47 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 29 14:33 equiv_col
-rw-r--r-- 1 mcc users 5 May 29 14:33 instance
-rw-r--r-- 1 mcc users 6 May 29 14:33 iscolored
-rw-r--r-- 1 mcc users 614K May 29 14:33 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 1749106807099

Invoking MCC driver with
BK_TOOL=gold2024
BK_EXAMINATION=QuasiLiveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=ShieldRVt-PT-050B
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool greatspn
Invoking reducer
Running Version 202405141337
[2025-06-05 07:00:08] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -timeout, 180, -rebuildPNML]
[2025-06-05 07:00:08] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-05 07:00:08] [INFO ] Load time of PNML (sax parser for PT used): 173 ms
[2025-06-05 07:00:08] [INFO ] Transformed 2503 places.
[2025-06-05 07:00:08] [INFO ] Transformed 2503 transitions.
[2025-06-05 07:00:08] [INFO ] Found NUPN structural information;
[2025-06-05 07:00:08] [INFO ] Parsed PT model containing 2503 places and 2503 transitions and 5906 arcs in 336 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 2503/2503 places, 2503/2503 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 802 transitions
Trivial Post-agglo rules discarded 802 transitions
Performed 802 trivial Post agglomeration. Transition count delta: 802
Iterating post reduction 0 with 802 rules applied. Total rules applied 802 place count 2503 transition count 1701
Reduce places removed 802 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 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 1 with 804 rules applied. Total rules applied 1606 place count 1701 transition count 1699
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 1607 place count 1700 transition count 1699
Performed 200 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 200 Pre rules applied. Total rules applied 1607 place count 1700 transition count 1499
Deduced a syphon composed of 200 places in 18 ms
Reduce places removed 200 places and 0 transitions.
Iterating global reduction 3 with 400 rules applied. Total rules applied 2007 place count 1500 transition count 1499
Performed 949 Post agglomeration using F-continuation condition.Transition count delta: 949
Deduced a syphon composed of 949 places in 3 ms
Reduce places removed 949 places and 0 transitions.
Iterating global reduction 3 with 1898 rules applied. Total rules applied 3905 place count 551 transition count 550
Renaming transitions due to excessive name length > 1024 char.
Performed 101 Post agglomeration using F-continuation condition.Transition count delta: -100
Deduced a syphon composed of 101 places in 1 ms
Reduce places removed 101 places and 0 transitions.
Iterating global reduction 3 with 202 rules applied. Total rules applied 4107 place count 450 transition count 650
Performed 48 Post agglomeration using F-continuation condition.Transition count delta: -48
Deduced a syphon composed of 48 places in 0 ms
Reduce places removed 48 places and 0 transitions.
Iterating global reduction 3 with 96 rules applied. Total rules applied 4203 place count 402 transition count 698
Applied a total of 4203 rules in 339 ms. Remains 402 /2503 variables (removed 2101) and now considering 698/2503 (removed 1805) transitions.
// Phase 1: matrix 698 rows 402 cols
[2025-06-05 07:00:09] [INFO ] Computed 201 invariants in 22 ms
[2025-06-05 07:00:10] [INFO ] Implicit Places using invariants in 724 ms returned [395]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 754 ms to find 1 implicit places.
Starting structural reductions in LIVENESS mode, iteration 1 : 401/2503 places, 698/2503 transitions.
Applied a total of 0 rules in 5 ms. Remains 401 /401 variables (removed 0) and now considering 698/698 (removed 0) transitions.
Finished structural reductions in LIVENESS mode , in 2 iterations and 1117 ms. Remains : 401/2503 places, 698/2503 transitions.
Discarding 496 transitions out of 698. Remains 202
Initial state reduction rules removed 1 formulas.
RANDOM walk for 40000 steps (13 resets) in 3622 ms. (11 steps per ms) remains 134/201 properties
BEST_FIRST walk for 404 steps (8 resets) in 13 ms. (28 steps per ms) remains 134/134 properties
BEST_FIRST walk for 403 steps (8 resets) in 12 ms. (31 steps per ms) remains 134/134 properties
BEST_FIRST walk for 404 steps (8 resets) in 10 ms. (36 steps per ms) remains 134/134 properties
BEST_FIRST walk for 404 steps (8 resets) in 10 ms. (36 steps per ms) remains 134/134 properties
BEST_FIRST walk for 403 steps (8 resets) in 10 ms. (36 steps per ms) remains 134/134 properties
BEST_FIRST walk for 403 steps (8 resets) in 9 ms. (40 steps per ms) remains 134/134 properties
BEST_FIRST walk for 404 steps (8 resets) in 8 ms. (44 steps per ms) remains 134/134 properties
BEST_FIRST walk for 404 steps (8 resets) in 13 ms. (28 steps per ms) remains 134/134 properties
BEST_FIRST walk for 404 steps (8 resets) in 10 ms. (36 steps per ms) remains 134/134 properties
BEST_FIRST walk for 403 steps (8 resets) in 11 ms. (33 steps per ms) remains 134/134 properties
BEST_FIRST walk for 404 steps (8 resets) in 13 ms. (28 steps per ms) remains 134/134 properties
BEST_FIRST walk for 404 steps (8 resets) in 11 ms. (33 steps per ms) remains 134/134 properties
BEST_FIRST walk for 402 steps (8 resets) in 10 ms. (36 steps per ms) remains 134/134 properties
BEST_FIRST walk for 403 steps (8 resets) in 10 ms. (36 steps per ms) remains 134/134 properties
BEST_FIRST walk for 403 steps (8 resets) in 9 ms. (40 steps per ms) remains 134/134 properties
BEST_FIRST walk for 404 steps (8 resets) in 11 ms. (33 steps per ms) remains 134/134 properties
BEST_FIRST walk for 404 steps (8 resets) in 13 ms. (28 steps per ms) remains 134/134 properties
BEST_FIRST walk for 402 steps (8 resets) in 11 ms. (33 steps per ms) remains 134/134 properties
BEST_FIRST walk for 404 steps (8 resets) in 10 ms. (36 steps per ms) remains 134/134 properties
BEST_FIRST walk for 403 steps (8 resets) in 10 ms. (36 steps per ms) remains 134/134 properties
BEST_FIRST walk for 404 steps (8 resets) in 10 ms. (36 steps per ms) remains 134/134 properties
BEST_FIRST walk for 404 steps (8 resets) in 10 ms. (36 steps per ms) remains 134/134 properties
BEST_FIRST walk for 404 steps (8 resets) in 11 ms. (33 steps per ms) remains 134/134 properties
BEST_FIRST walk for 403 steps (8 resets) in 8 ms. (44 steps per ms) remains 134/134 properties
BEST_FIRST walk for 404 steps (8 resets) in 9 ms. (40 steps per ms) remains 134/134 properties
BEST_FIRST walk for 404 steps (8 resets) in 10 ms. (36 steps per ms) remains 134/134 properties
BEST_FIRST walk for 403 steps (8 resets) in 11 ms. (33 steps per ms) remains 134/134 properties
BEST_FIRST walk for 403 steps (8 resets) in 8 ms. (44 steps per ms) remains 134/134 properties
BEST_FIRST walk for 404 steps (8 resets) in 7 ms. (50 steps per ms) remains 134/134 properties
BEST_FIRST walk for 403 steps (8 resets) in 10 ms. (36 steps per ms) remains 134/134 properties
BEST_FIRST walk for 403 steps (8 resets) in 8 ms. (44 steps per ms) remains 134/134 properties
BEST_FIRST walk for 403 steps (8 resets) in 9 ms. (40 steps per ms) remains 134/134 properties
BEST_FIRST walk for 403 steps (8 resets) in 8 ms. (44 steps per ms) remains 134/134 properties
BEST_FIRST walk for 404 steps (8 resets) in 9 ms. (40 steps per ms) remains 134/134 properties
BEST_FIRST walk for 404 steps (8 resets) in 8 ms. (44 steps per ms) remains 134/134 properties
BEST_FIRST walk for 404 steps (8 resets) in 8 ms. (44 steps per ms) remains 134/134 properties
BEST_FIRST walk for 404 steps (8 resets) in 8 ms. (44 steps per ms) remains 134/134 properties
BEST_FIRST walk for 404 steps (8 resets) in 8 ms. (44 steps per ms) remains 134/134 properties
BEST_FIRST walk for 403 steps (8 resets) in 8 ms. (44 steps per ms) remains 134/134 properties
BEST_FIRST walk for 404 steps (8 resets) in 9 ms. (40 steps per ms) remains 134/134 properties
BEST_FIRST walk for 404 steps (8 resets) in 8 ms. (44 steps per ms) remains 134/134 properties
BEST_FIRST walk for 404 steps (8 resets) in 9 ms. (40 steps per ms) remains 134/134 properties
BEST_FIRST walk for 404 steps (8 resets) in 5 ms. (67 steps per ms) remains 134/134 properties
BEST_FIRST walk for 402 steps (8 resets) in 10 ms. (36 steps per ms) remains 134/134 properties
BEST_FIRST walk for 404 steps (8 resets) in 10 ms. (36 steps per ms) remains 134/134 properties
BEST_FIRST walk for 404 steps (8 resets) in 9 ms. (40 steps per ms) remains 134/134 properties
BEST_FIRST walk for 404 steps (8 resets) in 14 ms. (26 steps per ms) remains 134/134 properties
BEST_FIRST walk for 404 steps (8 resets) in 8 ms. (44 steps per ms) remains 134/134 properties
BEST_FIRST walk for 403 steps (8 resets) in 9 ms. (40 steps per ms) remains 134/134 properties
BEST_FIRST walk for 404 steps (8 resets) in 11 ms. (33 steps per ms) remains 134/134 properties
// Phase 1: matrix 698 rows 401 cols
[2025-06-05 07:00:11] [INFO ] Computed 200 invariants in 5 ms
[2025-06-05 07:00:11] [INFO ] State equation strengthened by 496 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/273 variables, 273/273 constraints. Problems are: Problem set: 0 solved, 134 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/273 variables, 0/273 constraints. Problems are: Problem set: 0 solved, 134 unsolved
At refinement iteration 2 (OVERLAPS) 12/285 variables, 142/415 constraints. Problems are: Problem set: 0 solved, 134 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/285 variables, 12/427 constraints. Problems are: Problem set: 0 solved, 134 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/285 variables, 0/427 constraints. Problems are: Problem set: 0 solved, 134 unsolved
At refinement iteration 5 (OVERLAPS) 116/401 variables, 58/485 constraints. Problems are: Problem set: 0 solved, 134 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/401 variables, 116/601 constraints. Problems are: Problem set: 0 solved, 134 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/401 variables, 0/601 constraints. Problems are: Problem set: 0 solved, 134 unsolved
At refinement iteration 8 (OVERLAPS) 697/1098 variables, 401/1002 constraints. Problems are: Problem set: 0 solved, 134 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1098/1099 variables, and 1497 constraints, problems are : Problem set: 0 solved, 134 unsolved in 5013 ms.
Refiners :[Domain max(s): 401/401 constraints, Positive P Invariants (semi-flows): 200/200 constraints, State Equation: 401/401 constraints, ReadFeed: 495/496 constraints, PredecessorRefiner: 134/134 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 134 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/273 variables, 273/273 constraints. Problems are: Problem set: 0 solved, 134 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/273 variables, 0/273 constraints. Problems are: Problem set: 0 solved, 134 unsolved
At refinement iteration 2 (OVERLAPS) 12/285 variables, 142/415 constraints. Problems are: Problem set: 0 solved, 134 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/285 variables, 12/427 constraints. Problems are: Problem set: 0 solved, 134 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/285 variables, 0/427 constraints. Problems are: Problem set: 0 solved, 134 unsolved
At refinement iteration 5 (OVERLAPS) 116/401 variables, 58/485 constraints. Problems are: Problem set: 0 solved, 134 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/401 variables, 116/601 constraints. Problems are: Problem set: 0 solved, 134 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/401 variables, 0/601 constraints. Problems are: Problem set: 0 solved, 134 unsolved
At refinement iteration 8 (OVERLAPS) 697/1098 variables, 401/1002 constraints. Problems are: Problem set: 0 solved, 134 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1098 variables, 495/1497 constraints. Problems are: Problem set: 0 solved, 134 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1098/1099 variables, and 1631 constraints, problems are : Problem set: 0 solved, 134 unsolved in 5061 ms.
Refiners :[Domain max(s): 401/401 constraints, Positive P Invariants (semi-flows): 200/200 constraints, State Equation: 401/401 constraints, ReadFeed: 495/496 constraints, PredecessorRefiner: 134/134 constraints, Known Traps: 0/0 constraints]
After SMT, in 10223ms problems are : Problem set: 0 solved, 134 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 273 out of 401 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 401/401 places, 698/698 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 401 transition count 697
Applied a total of 1 rules in 44 ms. Remains 401 /401 variables (removed 0) and now considering 697/698 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 45 ms. Remains : 401/401 places, 697/698 transitions.
RANDOM walk for 4000000 steps (1086 resets) in 61835 ms. (64 steps per ms) remains 91/134 properties
BEST_FIRST walk for 400004 steps (10 resets) in 1639 ms. (243 steps per ms) remains 91/91 properties
BEST_FIRST walk for 400002 steps (10 resets) in 1515 ms. (263 steps per ms) remains 91/91 properties
BEST_FIRST walk for 400004 steps (14 resets) in 1489 ms. (268 steps per ms) remains 91/91 properties
BEST_FIRST walk for 400002 steps (16 resets) in 1505 ms. (265 steps per ms) remains 91/91 properties
BEST_FIRST walk for 400004 steps (9 resets) in 1481 ms. (269 steps per ms) remains 91/91 properties
BEST_FIRST walk for 400004 steps (12 resets) in 1529 ms. (261 steps per ms) remains 91/91 properties
BEST_FIRST walk for 400003 steps (18 resets) in 1483 ms. (269 steps per ms) remains 91/91 properties
BEST_FIRST walk for 400003 steps (11 resets) in 1486 ms. (269 steps per ms) remains 91/91 properties
BEST_FIRST walk for 400004 steps (18 resets) in 1464 ms. (273 steps per ms) remains 91/91 properties
BEST_FIRST walk for 400004 steps (13 resets) in 1470 ms. (271 steps per ms) remains 91/91 properties
BEST_FIRST walk for 400004 steps (16 resets) in 1473 ms. (271 steps per ms) remains 91/91 properties
BEST_FIRST walk for 400004 steps (10 resets) in 1470 ms. (271 steps per ms) remains 91/91 properties
BEST_FIRST walk for 400003 steps (11 resets) in 1485 ms. (269 steps per ms) remains 91/91 properties
BEST_FIRST walk for 400004 steps (10 resets) in 1471 ms. (271 steps per ms) remains 91/91 properties
BEST_FIRST walk for 400003 steps (12 resets) in 1491 ms. (268 steps per ms) remains 91/91 properties
BEST_FIRST walk for 400004 steps (14 resets) in 1471 ms. (271 steps per ms) remains 91/91 properties
BEST_FIRST walk for 400004 steps (14 resets) in 1461 ms. (273 steps per ms) remains 91/91 properties
BEST_FIRST walk for 400004 steps (10 resets) in 1469 ms. (272 steps per ms) remains 91/91 properties
BEST_FIRST walk for 400004 steps (13 resets) in 1478 ms. (270 steps per ms) remains 91/91 properties
BEST_FIRST walk for 400003 steps (20 resets) in 1470 ms. (271 steps per ms) remains 89/91 properties
BEST_FIRST walk for 400004 steps (12 resets) in 1472 ms. (271 steps per ms) remains 89/89 properties
BEST_FIRST walk for 400003 steps (14 resets) in 1470 ms. (271 steps per ms) remains 89/89 properties
BEST_FIRST walk for 400004 steps (15 resets) in 1464 ms. (273 steps per ms) remains 89/89 properties
BEST_FIRST walk for 400003 steps (19 resets) in 1493 ms. (267 steps per ms) remains 89/89 properties
BEST_FIRST walk for 400004 steps (14 resets) in 1483 ms. (269 steps per ms) remains 89/89 properties
BEST_FIRST walk for 400003 steps (13 resets) in 1469 ms. (272 steps per ms) remains 89/89 properties
BEST_FIRST walk for 400003 steps (14 resets) in 1477 ms. (270 steps per ms) remains 89/89 properties
BEST_FIRST walk for 400002 steps (10 resets) in 1470 ms. (271 steps per ms) remains 88/89 properties
BEST_FIRST walk for 400003 steps (17 resets) in 1459 ms. (273 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400003 steps (9 resets) in 1434 ms. (278 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400003 steps (14 resets) in 1458 ms. (274 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400004 steps (11 resets) in 1463 ms. (273 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400003 steps (15 resets) in 1452 ms. (275 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400003 steps (12 resets) in 1451 ms. (275 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400004 steps (12 resets) in 1468 ms. (272 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400004 steps (14 resets) in 1450 ms. (275 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400004 steps (14 resets) in 1466 ms. (272 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400003 steps (12 resets) in 1478 ms. (270 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400004 steps (14 resets) in 1485 ms. (269 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400004 steps (16 resets) in 1497 ms. (267 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400004 steps (14 resets) in 1474 ms. (271 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400004 steps (18 resets) in 1479 ms. (270 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400003 steps (11 resets) in 1479 ms. (270 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400004 steps (11 resets) in 1472 ms. (271 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400004 steps (18 resets) in 1480 ms. (270 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400004 steps (13 resets) in 1472 ms. (271 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400003 steps (16 resets) in 1499 ms. (266 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400004 steps (15 resets) in 1512 ms. (264 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400004 steps (9 resets) in 1507 ms. (265 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400004 steps (12 resets) in 1506 ms. (265 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400004 steps (15 resets) in 1479 ms. (270 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400004 steps (12 resets) in 1479 ms. (270 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400004 steps (13 resets) in 1490 ms. (268 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400004 steps (13 resets) in 1488 ms. (268 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400004 steps (11 resets) in 1489 ms. (268 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400004 steps (17 resets) in 1494 ms. (267 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400004 steps (14 resets) in 1490 ms. (268 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400004 steps (14 resets) in 1527 ms. (261 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400004 steps (13 resets) in 1515 ms. (263 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400003 steps (14 resets) in 1515 ms. (263 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400004 steps (14 resets) in 1503 ms. (265 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400003 steps (12 resets) in 1517 ms. (263 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400004 steps (12 resets) in 1521 ms. (262 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400004 steps (10 resets) in 1506 ms. (265 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400003 steps (10 resets) in 1503 ms. (265 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400004 steps (15 resets) in 1514 ms. (264 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400004 steps (17 resets) in 1500 ms. (266 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400004 steps (12 resets) in 1505 ms. (265 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400003 steps (23 resets) in 1497 ms. (267 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400003 steps (17 resets) in 1498 ms. (266 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400004 steps (18 resets) in 1511 ms. (264 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400004 steps (13 resets) in 1498 ms. (266 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400003 steps (14 resets) in 1512 ms. (264 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400004 steps (15 resets) in 1502 ms. (266 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400004 steps (21 resets) in 1504 ms. (265 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400004 steps (14 resets) in 1504 ms. (265 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400003 steps (13 resets) in 1499 ms. (266 steps per ms) remains 88/88 properties
// Phase 1: matrix 697 rows 401 cols
[2025-06-05 07:01:08] [INFO ] Computed 200 invariants in 4 ms
[2025-06-05 07:01:08] [INFO ] State equation strengthened by 495 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/181 variables, 181/181 constraints. Problems are: Problem set: 0 solved, 88 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/181 variables, 0/181 constraints. Problems are: Problem set: 0 solved, 88 unsolved
At refinement iteration 2 (OVERLAPS) 6/187 variables, 93/274 constraints. Problems are: Problem set: 0 solved, 88 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/187 variables, 6/280 constraints. Problems are: Problem set: 0 solved, 88 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/187 variables, 0/280 constraints. Problems are: Problem set: 0 solved, 88 unsolved
At refinement iteration 5 (OVERLAPS) 214/401 variables, 107/387 constraints. Problems are: Problem set: 0 solved, 88 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/401 variables, 214/601 constraints. Problems are: Problem set: 0 solved, 88 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/401 variables, 0/601 constraints. Problems are: Problem set: 0 solved, 88 unsolved
At refinement iteration 8 (OVERLAPS) 697/1098 variables, 401/1002 constraints. Problems are: Problem set: 0 solved, 88 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (INCLUDED_ONLY) 0/1098 variables, 495/1497 constraints. Problems are: Problem set: 0 solved, 88 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1098 variables, 0/1497 constraints. Problems are: Problem set: 0 solved, 88 unsolved
At refinement iteration 11 (OVERLAPS) 0/1098 variables, 0/1497 constraints. Problems are: Problem set: 0 solved, 88 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1098/1098 variables, and 1497 constraints, problems are : Problem set: 0 solved, 88 unsolved in 13408 ms.
Refiners :[Domain max(s): 401/401 constraints, Positive P Invariants (semi-flows): 200/200 constraints, State Equation: 401/401 constraints, ReadFeed: 495/495 constraints, PredecessorRefiner: 88/88 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 88 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/181 variables, 181/181 constraints. Problems are: Problem set: 0 solved, 88 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/181 variables, 0/181 constraints. Problems are: Problem set: 0 solved, 88 unsolved
At refinement iteration 2 (OVERLAPS) 6/187 variables, 93/274 constraints. Problems are: Problem set: 0 solved, 88 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/187 variables, 6/280 constraints. Problems are: Problem set: 0 solved, 88 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/187 variables, 0/280 constraints. Problems are: Problem set: 0 solved, 88 unsolved
At refinement iteration 5 (OVERLAPS) 214/401 variables, 107/387 constraints. Problems are: Problem set: 0 solved, 88 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/401 variables, 214/601 constraints. Problems are: Problem set: 0 solved, 88 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/401 variables, 0/601 constraints. Problems are: Problem set: 0 solved, 88 unsolved
At refinement iteration 8 (OVERLAPS) 697/1098 variables, 401/1002 constraints. Problems are: Problem set: 0 solved, 88 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1098 variables, 495/1497 constraints. Problems are: Problem set: 0 solved, 88 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1098 variables, 88/1585 constraints. Problems are: Problem set: 0 solved, 88 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1098/1098 variables, and 1585 constraints, problems are : Problem set: 0 solved, 88 unsolved in 45011 ms.
Refiners :[Domain max(s): 401/401 constraints, Positive P Invariants (semi-flows): 200/200 constraints, State Equation: 401/401 constraints, ReadFeed: 495/495 constraints, PredecessorRefiner: 88/88 constraints, Known Traps: 0/0 constraints]
After SMT, in 58494ms problems are : Problem set: 0 solved, 88 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 181 out of 401 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 401/401 places, 697/697 transitions.
Applied a total of 0 rules in 29 ms. Remains 401 /401 variables (removed 0) and now considering 697/697 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 29 ms. Remains : 401/401 places, 697/697 transitions.
RANDOM walk for 4000000 steps (1088 resets) in 52628 ms. (76 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400004 steps (15 resets) in 1469 ms. (272 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400003 steps (11 resets) in 1458 ms. (274 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400004 steps (14 resets) in 1458 ms. (274 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400003 steps (15 resets) in 1447 ms. (276 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400004 steps (15 resets) in 1451 ms. (275 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400002 steps (9 resets) in 1449 ms. (275 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400004 steps (13 resets) in 1460 ms. (273 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400002 steps (9 resets) in 1438 ms. (277 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400004 steps (16 resets) in 1454 ms. (274 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400004 steps (14 resets) in 1456 ms. (274 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400003 steps (15 resets) in 1451 ms. (275 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400004 steps (16 resets) in 1440 ms. (277 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400002 steps (18 resets) in 1432 ms. (279 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400004 steps (19 resets) in 1431 ms. (279 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400004 steps (10 resets) in 1447 ms. (276 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400004 steps (11 resets) in 1427 ms. (280 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400003 steps (15 resets) in 1433 ms. (278 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400004 steps (12 resets) in 1438 ms. (277 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400003 steps (12 resets) in 1442 ms. (277 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400002 steps (15 resets) in 1466 ms. (272 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400004 steps (17 resets) in 1464 ms. (273 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400004 steps (14 resets) in 1449 ms. (275 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400003 steps (10 resets) in 1448 ms. (276 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400004 steps (12 resets) in 1465 ms. (272 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400004 steps (13 resets) in 1464 ms. (273 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400003 steps (20 resets) in 1463 ms. (273 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400003 steps (11 resets) in 1458 ms. (274 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400003 steps (13 resets) in 1473 ms. (271 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400004 steps (14 resets) in 1449 ms. (275 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400004 steps (12 resets) in 1474 ms. (271 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400004 steps (13 resets) in 1463 ms. (273 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400004 steps (14 resets) in 1474 ms. (271 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400004 steps (15 resets) in 1472 ms. (271 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400004 steps (16 resets) in 1475 ms. (271 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400004 steps (11 resets) in 1492 ms. (267 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400003 steps (19 resets) in 1491 ms. (268 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400003 steps (12 resets) in 1480 ms. (270 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400003 steps (13 resets) in 1486 ms. (269 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400002 steps (11 resets) in 1484 ms. (269 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400003 steps (16 resets) in 1476 ms. (270 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400002 steps (14 resets) in 1478 ms. (270 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400004 steps (12 resets) in 1486 ms. (269 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400004 steps (20 resets) in 1482 ms. (269 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400003 steps (15 resets) in 1477 ms. (270 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400004 steps (16 resets) in 1480 ms. (270 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400004 steps (11 resets) in 1486 ms. (269 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400004 steps (15 resets) in 1497 ms. (267 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400004 steps (12 resets) in 1495 ms. (267 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400004 steps (19 resets) in 1486 ms. (269 steps per ms) remains 88/88 properties
BEST_FIRST walk for 400004 steps (16 resets) in 1499 ms. (266 steps per ms) remains 88/88 properties
Finished probabilistic random walk after 706256 steps, run visited all 88 properties in 19886 ms. (steps per millisecond=35 )
Probabilistic random walk after 706256 steps, saw 515839 distinct states, run finished after 19891 ms. (steps per millisecond=35 ) properties seen :88
Able to resolve query QuasiLiveness after proving 202 properties.
FORMULA QuasiLiveness TRUE TECHNIQUES RANDOM_WALK PROBABILISTIC_WALK BESTFIRST_WALK TOPOLOGICAL INITIAL_STATE
Total runtime 171013 ms.
ITS solved all properties within timeout

BK_STOP 1749106979609

--------------------
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:
++ perl -pe 's/.*\.//g'
++ sed s/.jar//
++ 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="ShieldRVt-PT-050B"
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 ShieldRVt-PT-050B, 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 r224-tall-174902009800207"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/ShieldRVt-PT-050B.tgz
mv ShieldRVt-PT-050B 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 ;