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.r168-tall-174881266800302.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 PolyORBLF-PT-S04J06T06, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r168-tall-174881266800302
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 4.3M
-rw-r--r-- 1 mcc users 21K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 124K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 31K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 152K May 29 14:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 29 14:32 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 9.3K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 40K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 13K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 55K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 35K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 194K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 179K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 769K May 29 14:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 2.8K May 29 14:47 UpperBounds.txt
-rw-r--r-- 1 mcc users 6.0K May 29 14:47 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 May 29 14:32 equiv_col
-rw-r--r-- 1 mcc users 10 May 29 14:32 instance
-rw-r--r-- 1 mcc users 6 May 29 14:32 iscolored
-rw-r--r-- 1 mcc users 2.6M 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 1748900084180

Invoking MCC driver with
BK_TOOL=gold2024
BK_EXAMINATION=QuasiLiveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=PolyORBLF-PT-S04J06T06
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool greatspn
Invoking reducer
Running Version 202405141337
[2025-06-02 21:34:45] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -timeout, 180, -rebuildPNML]
[2025-06-02 21:34:45] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-02 21:34:45] [INFO ] Load time of PNML (sax parser for PT used): 229 ms
[2025-06-02 21:34:45] [INFO ] Transformed 618 places.
[2025-06-02 21:34:45] [INFO ] Transformed 3190 transitions.
[2025-06-02 21:34:45] [INFO ] Parsed PT model containing 618 places and 3190 transitions and 21570 arcs in 359 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 618/618 places, 3190/3190 transitions.
Ensure Unique test removed 4 places
Ensure Unique test removed 1626 transitions
Reduce isomorphic transitions removed 1626 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 54 transitions
Trivial Post-agglo rules discarded 54 transitions
Performed 54 trivial Post agglomeration. Transition count delta: 54
Iterating post reduction 0 with 1684 rules applied. Total rules applied 1684 place count 614 transition count 1510
Reduce places removed 54 places and 0 transitions.
Iterating post reduction 1 with 54 rules applied. Total rules applied 1738 place count 560 transition count 1510
Performed 72 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 72 Pre rules applied. Total rules applied 1738 place count 560 transition count 1438
Deduced a syphon composed of 72 places in 11 ms
Reduce places removed 72 places and 0 transitions.
Iterating global reduction 2 with 144 rules applied. Total rules applied 1882 place count 488 transition count 1438
Performed 60 Post agglomeration using F-continuation condition.Transition count delta: 60
Deduced a syphon composed of 60 places in 5 ms
Reduce places removed 60 places and 0 transitions.
Iterating global reduction 2 with 120 rules applied. Total rules applied 2002 place count 428 transition count 1378
Applied a total of 2002 rules in 139 ms. Remains 428 /618 variables (removed 190) and now considering 1378/3190 (removed 1812) transitions.
Running 1374 sub problems to find dead transitions.
[2025-06-02 21:34:46] [INFO ] Flow matrix only has 1354 transitions (discarded 24 similar events)
// Phase 1: matrix 1354 rows 428 cols
[2025-06-02 21:34:46] [INFO ] Computed 50 invariants in 77 ms
[2025-06-02 21:34:46] [INFO ] State equation strengthened by 120 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/424 variables, 17/17 constraints. Problems are: Problem set: 0 solved, 1374 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/424 variables, 24/41 constraints. Problems are: Problem set: 0 solved, 1374 unsolved
[2025-06-02 21:35:00] [INFO ] Deduced a trap composed of 3 places in 92 ms of which 13 ms to minimize.
[2025-06-02 21:35:00] [INFO ] Deduced a trap composed of 28 places in 162 ms of which 2 ms to minimize.
[2025-06-02 21:35:02] [INFO ] Deduced a trap composed of 26 places in 194 ms of which 3 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 424/1782 variables, and 44 constraints, problems are : Problem set: 0 solved, 1374 unsolved in 20075 ms.
Refiners :[Positive P Invariants (semi-flows): 17/17 constraints, Generalized P Invariants (flows): 24/33 constraints, State Equation: 0/428 constraints, ReadFeed: 0/120 constraints, PredecessorRefiner: 1374/1374 constraints, Known Traps: 3/3 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1374 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/424 variables, 17/17 constraints. Problems are: Problem set: 0 solved, 1374 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/424 variables, 24/41 constraints. Problems are: Problem set: 0 solved, 1374 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/424 variables, 3/44 constraints. Problems are: Problem set: 0 solved, 1374 unsolved
[2025-06-02 21:35:12] [INFO ] Deduced a trap composed of 35 places in 250 ms of which 2 ms to minimize.
[2025-06-02 21:35:12] [INFO ] Deduced a trap composed of 53 places in 225 ms of which 3 ms to minimize.
[2025-06-02 21:35:13] [INFO ] Deduced a trap composed of 27 places in 213 ms of which 6 ms to minimize.
[2025-06-02 21:35:13] [INFO ] Deduced a trap composed of 52 places in 86 ms of which 1 ms to minimize.
[2025-06-02 21:35:13] [INFO ] Deduced a trap composed of 52 places in 55 ms of which 2 ms to minimize.
[2025-06-02 21:35:13] [INFO ] Deduced a trap composed of 52 places in 38 ms of which 1 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/424 variables, 6/50 constraints. Problems are: Problem set: 0 solved, 1374 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 424/1782 variables, and 50 constraints, problems are : Problem set: 0 solved, 1374 unsolved in 20035 ms.
Refiners :[Positive P Invariants (semi-flows): 17/17 constraints, Generalized P Invariants (flows): 24/33 constraints, State Equation: 0/428 constraints, ReadFeed: 0/120 constraints, PredecessorRefiner: 0/1374 constraints, Known Traps: 9/9 constraints]
After SMT, in 44718ms problems are : Problem set: 0 solved, 1374 unsolved
Search for dead transitions found 0 dead transitions in 44773ms
[2025-06-02 21:35:30] [INFO ] Flow matrix only has 1354 transitions (discarded 24 similar events)
[2025-06-02 21:35:30] [INFO ] Invariant cache hit.
[2025-06-02 21:35:31] [INFO ] Implicit Places using invariants in 559 ms returned [97, 138, 229, 252, 335, 382]
Discarding 6 places :
Implicit Place search using SMT only with invariants took 576 ms to find 6 implicit places.
Starting structural reductions in LIVENESS mode, iteration 1 : 422/618 places, 1378/3190 transitions.
Applied a total of 0 rules in 12 ms. Remains 422 /422 variables (removed 0) and now considering 1378/1378 (removed 0) transitions.
Finished structural reductions in LIVENESS mode , in 2 iterations and 45563 ms. Remains : 422/618 places, 1378/3190 transitions.
Initial state reduction rules removed 4 formulas.
RANDOM walk for 40002 steps (9 resets) in 3427 ms. (11 steps per ms) remains 340/1374 properties
BEST_FIRST walk for 403 steps (8 resets) in 8 ms. (44 steps per ms) remains 340/340 properties
BEST_FIRST walk for 402 steps (8 resets) in 12 ms. (30 steps per ms) remains 340/340 properties
BEST_FIRST walk for 404 steps (8 resets) in 8 ms. (44 steps per ms) remains 340/340 properties
BEST_FIRST walk for 403 steps (8 resets) in 33 ms. (11 steps per ms) remains 340/340 properties
BEST_FIRST walk for 401 steps (8 resets) in 17 ms. (22 steps per ms) remains 340/340 properties
BEST_FIRST walk for 403 steps (8 resets) in 13 ms. (28 steps per ms) remains 340/340 properties
BEST_FIRST walk for 402 steps (8 resets) in 9 ms. (40 steps per ms) remains 340/340 properties
BEST_FIRST walk for 403 steps (8 resets) in 10 ms. (36 steps per ms) remains 340/340 properties
BEST_FIRST walk for 404 steps (8 resets) in 10 ms. (36 steps per ms) remains 340/340 properties
BEST_FIRST walk for 404 steps (8 resets) in 11 ms. (33 steps per ms) remains 340/340 properties
BEST_FIRST walk for 402 steps (8 resets) in 7 ms. (50 steps per ms) remains 340/340 properties
BEST_FIRST walk for 402 steps (8 resets) in 8 ms. (44 steps per ms) remains 340/340 properties
BEST_FIRST walk for 404 steps (8 resets) in 8 ms. (44 steps per ms) remains 340/340 properties
BEST_FIRST walk for 404 steps (8 resets) in 21 ms. (18 steps per ms) remains 340/340 properties
BEST_FIRST walk for 402 steps (8 resets) in 8 ms. (44 steps per ms) remains 340/340 properties
BEST_FIRST walk for 402 steps (8 resets) in 10 ms. (36 steps per ms) remains 340/340 properties
BEST_FIRST walk for 404 steps (8 resets) in 14 ms. (26 steps per ms) remains 340/340 properties
BEST_FIRST walk for 404 steps (8 resets) in 10 ms. (36 steps per ms) remains 340/340 properties
BEST_FIRST walk for 403 steps (8 resets) in 10 ms. (36 steps per ms) remains 340/340 properties
BEST_FIRST walk for 402 steps (8 resets) in 9 ms. (40 steps per ms) remains 340/340 properties
BEST_FIRST walk for 404 steps (8 resets) in 11 ms. (33 steps per ms) remains 340/340 properties
BEST_FIRST walk for 402 steps (8 resets) in 10 ms. (36 steps per ms) remains 340/340 properties
BEST_FIRST walk for 404 steps (8 resets) in 9 ms. (40 steps per ms) remains 340/340 properties
BEST_FIRST walk for 402 steps (8 resets) in 7 ms. (50 steps per ms) remains 340/340 properties
BEST_FIRST walk for 404 steps (8 resets) in 8 ms. (44 steps per ms) remains 340/340 properties
BEST_FIRST walk for 404 steps (8 resets) in 11 ms. (33 steps per ms) remains 340/340 properties
BEST_FIRST walk for 402 steps (8 resets) in 8 ms. (44 steps per ms) remains 340/340 properties
BEST_FIRST walk for 403 steps (8 resets) in 7 ms. (50 steps per ms) remains 340/340 properties
BEST_FIRST walk for 403 steps (8 resets) in 11 ms. (33 steps per ms) remains 340/340 properties
BEST_FIRST walk for 403 steps (8 resets) in 6 ms. (57 steps per ms) remains 340/340 properties
BEST_FIRST walk for 402 steps (8 resets) in 8 ms. (44 steps per ms) remains 340/340 properties
BEST_FIRST walk for 404 steps (8 resets) in 11 ms. (33 steps per ms) remains 340/340 properties
BEST_FIRST walk for 401 steps (8 resets) in 9 ms. (40 steps per ms) remains 340/340 properties
BEST_FIRST walk for 403 steps (8 resets) in 8 ms. (44 steps per ms) remains 340/340 properties
BEST_FIRST walk for 403 steps (8 resets) in 10 ms. (36 steps per ms) remains 340/340 properties
BEST_FIRST walk for 403 steps (8 resets) in 9 ms. (40 steps per ms) remains 340/340 properties
BEST_FIRST walk for 403 steps (8 resets) in 10 ms. (36 steps per ms) remains 340/340 properties
BEST_FIRST walk for 403 steps (8 resets) in 11 ms. (33 steps per ms) remains 340/340 properties
BEST_FIRST walk for 404 steps (8 resets) in 8 ms. (44 steps per ms) remains 340/340 properties
BEST_FIRST walk for 401 steps (8 resets) in 10 ms. (36 steps per ms) remains 340/340 properties
BEST_FIRST walk for 403 steps (8 resets) in 9 ms. (40 steps per ms) remains 340/340 properties
BEST_FIRST walk for 404 steps (8 resets) in 11 ms. (33 steps per ms) remains 340/340 properties
BEST_FIRST walk for 403 steps (8 resets) in 6 ms. (57 steps per ms) remains 340/340 properties
BEST_FIRST walk for 402 steps (8 resets) in 7 ms. (50 steps per ms) remains 340/340 properties
BEST_FIRST walk for 401 steps (8 resets) in 10 ms. (36 steps per ms) remains 340/340 properties
BEST_FIRST walk for 403 steps (8 resets) in 8 ms. (44 steps per ms) remains 340/340 properties
BEST_FIRST walk for 404 steps (8 resets) in 8 ms. (44 steps per ms) remains 340/340 properties
BEST_FIRST walk for 403 steps (8 resets) in 7 ms. (50 steps per ms) remains 340/340 properties
BEST_FIRST walk for 403 steps (8 resets) in 7 ms. (50 steps per ms) remains 340/340 properties
BEST_FIRST walk for 403 steps (8 resets) in 10 ms. (36 steps per ms) remains 340/340 properties
[2025-06-02 21:35:32] [INFO ] Flow matrix only has 1354 transitions (discarded 24 similar events)
// Phase 1: matrix 1354 rows 422 cols
[2025-06-02 21:35:32] [INFO ] Computed 44 invariants in 42 ms
[2025-06-02 21:35:32] [INFO ] State equation strengthened by 120 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/23 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 340 unsolved
At refinement iteration 1 (OVERLAPS) 1/24 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 340 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/24 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 340 unsolved
At refinement iteration 3 (OVERLAPS) 353/377 variables, 16/17 constraints. Problems are: Problem set: 0 solved, 340 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 377/1776 variables, and 17 constraints, problems are : Problem set: 0 solved, 340 unsolved in 5017 ms.
Refiners :[Positive P Invariants (semi-flows): 1/17 constraints, Generalized P Invariants (flows): 16/27 constraints, State Equation: 0/422 constraints, ReadFeed: 0/120 constraints, PredecessorRefiner: 340/340 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 340 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/23 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 340 unsolved
At refinement iteration 1 (OVERLAPS) 1/24 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 340 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/24 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 340 unsolved
At refinement iteration 3 (OVERLAPS) 353/377 variables, 16/17 constraints. Problems are: Problem set: 0 solved, 340 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 377/1776 variables, and 17 constraints, problems are : Problem set: 0 solved, 340 unsolved in 5011 ms.
Refiners :[Positive P Invariants (semi-flows): 1/17 constraints, Generalized P Invariants (flows): 16/27 constraints, State Equation: 0/422 constraints, ReadFeed: 0/120 constraints, PredecessorRefiner: 0/340 constraints, Known Traps: 0/0 constraints]
After SMT, in 12232ms problems are : Problem set: 0 solved, 340 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 23 out of 422 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 422/422 places, 1378/1378 transitions.
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 3 place count 419 transition count 1375
Iterating global reduction 0 with 3 rules applied. Total rules applied 6 place count 419 transition count 1375
Free-agglomeration rule (complex) applied 6 times.
Iterating global reduction 0 with 6 rules applied. Total rules applied 12 place count 419 transition count 1369
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 0 with 6 rules applied. Total rules applied 18 place count 413 transition count 1369
Applied a total of 18 rules in 169 ms. Remains 413 /422 variables (removed 9) and now considering 1369/1378 (removed 9) transitions.
Running 1365 sub problems to find dead transitions.
[2025-06-02 21:35:45] [INFO ] Flow matrix only has 1345 transitions (discarded 24 similar events)
// Phase 1: matrix 1345 rows 413 cols
[2025-06-02 21:35:45] [INFO ] Computed 44 invariants in 24 ms
[2025-06-02 21:35:45] [INFO ] State equation strengthened by 120 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/409 variables, 17/17 constraints. Problems are: Problem set: 0 solved, 1365 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/409 variables, 18/35 constraints. Problems are: Problem set: 0 solved, 1365 unsolved
[2025-06-02 21:35:58] [INFO ] Deduced a trap composed of 3 places in 52 ms of which 1 ms to minimize.
[2025-06-02 21:35:59] [INFO ] Deduced a trap composed of 26 places in 99 ms of which 1 ms to minimize.
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 409/1758 variables, and 37 constraints, problems are : Problem set: 0 solved, 1365 unsolved in 20026 ms.
Refiners :[Positive P Invariants (semi-flows): 17/18 constraints, Generalized P Invariants (flows): 18/26 constraints, State Equation: 0/413 constraints, ReadFeed: 0/120 constraints, PredecessorRefiner: 1365/1365 constraints, Known Traps: 2/2 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1365 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/409 variables, 17/17 constraints. Problems are: Problem set: 0 solved, 1365 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/409 variables, 18/35 constraints. Problems are: Problem set: 0 solved, 1365 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/409 variables, 2/37 constraints. Problems are: Problem set: 0 solved, 1365 unsolved
[2025-06-02 21:36:16] [INFO ] Deduced a trap composed of 54 places in 244 ms of which 2 ms to minimize.
[2025-06-02 21:36:16] [INFO ] Deduced a trap composed of 51 places in 212 ms of which 2 ms to minimize.
[2025-06-02 21:36:16] [INFO ] Deduced a trap composed of 27 places in 201 ms of which 2 ms to minimize.
[2025-06-02 21:36:16] [INFO ] Deduced a trap composed of 51 places in 51 ms of which 1 ms to minimize.
[2025-06-02 21:36:16] [INFO ] Deduced a trap composed of 52 places in 42 ms of which 0 ms to minimize.
[2025-06-02 21:36:16] [INFO ] Deduced a trap composed of 35 places in 173 ms of which 2 ms to minimize.
[2025-06-02 21:36:18] [INFO ] Deduced a trap composed of 52 places in 45 ms of which 1 ms to minimize.
[2025-06-02 21:36:18] [INFO ] Deduced a trap composed of 52 places in 43 ms of which 4 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/409 variables, 8/45 constraints. Problems are: Problem set: 0 solved, 1365 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 409/1758 variables, and 45 constraints, problems are : Problem set: 0 solved, 1365 unsolved in 20024 ms.
Refiners :[Positive P Invariants (semi-flows): 17/18 constraints, Generalized P Invariants (flows): 18/26 constraints, State Equation: 0/413 constraints, ReadFeed: 0/120 constraints, PredecessorRefiner: 0/1365 constraints, Known Traps: 10/10 constraints]
After SMT, in 44264ms problems are : Problem set: 0 solved, 1365 unsolved
Search for dead transitions found 0 dead transitions in 44277ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 44451 ms. Remains : 413/422 places, 1369/1378 transitions.
RANDOM walk for 3703922 steps (571 resets) in 120004 ms. (30 steps per ms) remains 330/340 properties
BEST_FIRST walk for 40003 steps (8 resets) in 494 ms. (80 steps per ms) remains 330/330 properties
BEST_FIRST walk for 40002 steps (9 resets) in 431 ms. (92 steps per ms) remains 330/330 properties
BEST_FIRST walk for 40003 steps (9 resets) in 442 ms. (90 steps per ms) remains 330/330 properties
BEST_FIRST walk for 40003 steps (8 resets) in 530 ms. (75 steps per ms) remains 330/330 properties
BEST_FIRST walk for 40003 steps (8 resets) in 423 ms. (94 steps per ms) remains 330/330 properties
BEST_FIRST walk for 40003 steps (9 resets) in 472 ms. (84 steps per ms) remains 330/330 properties
BEST_FIRST walk for 40004 steps (8 resets) in 459 ms. (86 steps per ms) remains 330/330 properties
BEST_FIRST walk for 40003 steps (9 resets) in 457 ms. (87 steps per ms) remains 330/330 properties
BEST_FIRST walk for 40001 steps (8 resets) in 561 ms. (71 steps per ms) remains 330/330 properties
BEST_FIRST walk for 40004 steps (8 resets) in 483 ms. (82 steps per ms) remains 330/330 properties
BEST_FIRST walk for 40003 steps (8 resets) in 445 ms. (89 steps per ms) remains 330/330 properties
BEST_FIRST walk for 40003 steps (9 resets) in 460 ms. (86 steps per ms) remains 330/330 properties
BEST_FIRST walk for 40002 steps (8 resets) in 465 ms. (85 steps per ms) remains 330/330 properties
BEST_FIRST walk for 40003 steps (8 resets) in 518 ms. (77 steps per ms) remains 330/330 properties
BEST_FIRST walk for 40002 steps (8 resets) in 478 ms. (83 steps per ms) remains 330/330 properties
BEST_FIRST walk for 40001 steps (8 resets) in 524 ms. (76 steps per ms) remains 330/330 properties
BEST_FIRST walk for 40002 steps (9 resets) in 538 ms. (74 steps per ms) remains 330/330 properties
BEST_FIRST walk for 40003 steps (8 resets) in 524 ms. (76 steps per ms) remains 330/330 properties
BEST_FIRST walk for 40004 steps (8 resets) in 546 ms. (73 steps per ms) remains 330/330 properties
BEST_FIRST walk for 40003 steps (9 resets) in 499 ms. (80 steps per ms) remains 330/330 properties
BEST_FIRST walk for 40003 steps (8 resets) in 474 ms. (84 steps per ms) remains 330/330 properties
BEST_FIRST walk for 40003 steps (8 resets) in 682 ms. (58 steps per ms) remains 330/330 properties
BEST_FIRST walk for 40003 steps (8 resets) in 578 ms. (69 steps per ms) remains 330/330 properties
BEST_FIRST walk for 40002 steps (8 resets) in 559 ms. (71 steps per ms) remains 330/330 properties
BEST_FIRST walk for 40003 steps (8 resets) in 575 ms. (69 steps per ms) remains 330/330 properties
BEST_FIRST walk for 40003 steps (8 resets) in 564 ms. (70 steps per ms) remains 330/330 properties
BEST_FIRST walk for 40003 steps (10 resets) in 446 ms. (89 steps per ms) remains 330/330 properties
BEST_FIRST walk for 40002 steps (8 resets) in 502 ms. (79 steps per ms) remains 330/330 properties
BEST_FIRST walk for 40003 steps (8 resets) in 540 ms. (73 steps per ms) remains 330/330 properties
BEST_FIRST walk for 40004 steps (10 resets) in 520 ms. (76 steps per ms) remains 330/330 properties
BEST_FIRST walk for 40003 steps (8 resets) in 439 ms. (90 steps per ms) remains 330/330 properties
BEST_FIRST walk for 40001 steps (8 resets) in 410 ms. (97 steps per ms) remains 330/330 properties
BEST_FIRST walk for 40002 steps (8 resets) in 532 ms. (75 steps per ms) remains 330/330 properties
BEST_FIRST walk for 40003 steps (9 resets) in 505 ms. (79 steps per ms) remains 330/330 properties
BEST_FIRST walk for 40003 steps (10 resets) in 498 ms. (80 steps per ms) remains 330/330 properties
BEST_FIRST walk for 40003 steps (8 resets) in 432 ms. (92 steps per ms) remains 330/330 properties
BEST_FIRST walk for 40002 steps (8 resets) in 477 ms. (83 steps per ms) remains 330/330 properties
BEST_FIRST walk for 40003 steps (8 resets) in 450 ms. (88 steps per ms) remains 330/330 properties
BEST_FIRST walk for 40003 steps (9 resets) in 433 ms. (92 steps per ms) remains 330/330 properties
BEST_FIRST walk for 40002 steps (8 resets) in 546 ms. (73 steps per ms) remains 330/330 properties
BEST_FIRST walk for 40004 steps (9 resets) in 535 ms. (74 steps per ms) remains 330/330 properties
BEST_FIRST walk for 40001 steps (8 resets) in 491 ms. (81 steps per ms) remains 330/330 properties
BEST_FIRST walk for 40004 steps (9 resets) in 425 ms. (93 steps per ms) remains 330/330 properties
BEST_FIRST walk for 40003 steps (8 resets) in 551 ms. (72 steps per ms) remains 330/330 properties
BEST_FIRST walk for 40003 steps (8 resets) in 422 ms. (94 steps per ms) remains 330/330 properties
BEST_FIRST walk for 40001 steps (8 resets) in 495 ms. (80 steps per ms) remains 330/330 properties
BEST_FIRST walk for 40003 steps (9 resets) in 416 ms. (95 steps per ms) remains 330/330 properties
BEST_FIRST walk for 40002 steps (9 resets) in 521 ms. (76 steps per ms) remains 330/330 properties
BEST_FIRST walk for 40002 steps (8 resets) in 557 ms. (71 steps per ms) remains 330/330 properties
BEST_FIRST walk for 40003 steps (9 resets) in 451 ms. (88 steps per ms) remains 330/330 properties
Interrupted probabilistic random walk after 3034927 steps, run timeout after 114001 ms. (steps per millisecond=26 ) properties seen :0 out of 330
Probabilistic random walk after 3034927 steps, saw 1866191 distinct states, run finished after 114017 ms. (steps per millisecond=26 ) properties seen :0
[2025-06-02 21:39:02] [INFO ] Flow matrix only has 1345 transitions (discarded 24 similar events)
[2025-06-02 21:39:02] [INFO ] Invariant cache hit.
[2025-06-02 21:39:02] [INFO ] State equation strengthened by 120 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/23 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 330 unsolved
Problem qltransition_0 is UNSAT
FORMULA QuasiLiveness FALSE TECHNIQUES RANDOM_WALK SMT_REFINEMENT TOPOLOGICAL INITIAL_STATE
SMT process timed out in 2792ms, After SMT, problems are : Problem set: 0 solved, 330 unsolved
Fused 330 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 23 out of 413 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 413/413 places, 1369/1369 transitions.
Applied a total of 0 rules in 40 ms. Remains 413 /413 variables (removed 0) and now considering 1369/1369 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 40 ms. Remains : 413/413 places, 1369/1369 transitions.
Total runtime 259562 ms.
ITS solved all properties within timeout

BK_STOP 1748900345355

--------------------
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="PolyORBLF-PT-S04J06T06"
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 PolyORBLF-PT-S04J06T06, 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 r168-tall-174881266800302"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/PolyORBLF-PT-S04J06T06.tgz
mv PolyORBLF-PT-S04J06T06 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 ;