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-174860112400287.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 FlexibleBarrier-PT-10b, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r098-smll-174860112400287
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 804K
-rw-r--r-- 1 mcc users 6.5K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 69K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.6K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 61K 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 4.0K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 28K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 9.9K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 104K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.0K 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 1.7K 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 14:32 equiv_col
-rw-r--r-- 1 mcc users 4 May 29 14:32 instance
-rw-r--r-- 1 mcc users 6 May 29 14:32 iscolored
-rw-r--r-- 1 mcc users 374K 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 1748687901236

Invoking MCC driver with
BK_TOOL=gold2024
BK_EXAMINATION=QuasiLiveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=FlexibleBarrier-PT-10b
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool greatspn
Invoking reducer
Running Version 202405141337
[2025-05-31 10:38:23] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -timeout, 180, -rebuildPNML]
[2025-05-31 10:38:23] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-05-31 10:38:24] [INFO ] Load time of PNML (sax parser for PT used): 487 ms
[2025-05-31 10:38:24] [INFO ] Transformed 1402 places.
[2025-05-31 10:38:24] [INFO ] Transformed 1613 transitions.
[2025-05-31 10:38:24] [INFO ] Found NUPN structural information;
[2025-05-31 10:38:24] [INFO ] Parsed PT model containing 1402 places and 1613 transitions and 4025 arcs in 769 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 1402/1402 places, 1613/1613 transitions.
Graph (trivial) has 1370 edges and 1402 vertex of which 62 / 1402 are part of one of the 10 SCC in 19 ms
Free SCC test removed 52 places
Ensure Unique test removed 53 transitions
Reduce isomorphic transitions removed 53 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 359 transitions
Trivial Post-agglo rules discarded 359 transitions
Performed 359 trivial Post agglomeration. Transition count delta: 359
Iterating post reduction 0 with 359 rules applied. Total rules applied 360 place count 1350 transition count 1201
Reduce places removed 359 places and 0 transitions.
Iterating post reduction 1 with 359 rules applied. Total rules applied 719 place count 991 transition count 1201
Performed 90 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 90 Pre rules applied. Total rules applied 719 place count 991 transition count 1111
Deduced a syphon composed of 90 places in 13 ms
Reduce places removed 90 places and 0 transitions.
Iterating global reduction 2 with 180 rules applied. Total rules applied 899 place count 901 transition count 1111
Performed 575 Post agglomeration using F-continuation condition.Transition count delta: 575
Deduced a syphon composed of 575 places in 2 ms
Reduce places removed 575 places and 0 transitions.
Iterating global reduction 2 with 1150 rules applied. Total rules applied 2049 place count 326 transition count 536
Applied a total of 2049 rules in 392 ms. Remains 326 /1402 variables (removed 1076) and now considering 536/1613 (removed 1077) transitions.
[2025-05-31 10:38:25] [INFO ] Flow matrix only has 507 transitions (discarded 29 similar events)
// Phase 1: matrix 507 rows 326 cols
[2025-05-31 10:38:25] [INFO ] Computed 12 invariants in 35 ms
[2025-05-31 10:38:26] [INFO ] Implicit Places using invariants in 1014 ms returned []
[2025-05-31 10:38:26] [INFO ] Flow matrix only has 507 transitions (discarded 29 similar events)
[2025-05-31 10:38:26] [INFO ] Invariant cache hit.
[2025-05-31 10:38:26] [INFO ] State equation strengthened by 61 read => feed constraints.
[2025-05-31 10:38:27] [INFO ] Implicit Places using invariants and state equation in 1455 ms returned []
Implicit Place search using SMT with State Equation took 2559 ms to find 0 implicit places.
Running 535 sub problems to find dead transitions.
[2025-05-31 10:38:27] [INFO ] Flow matrix only has 507 transitions (discarded 29 similar events)
[2025-05-31 10:38:27] [INFO ] Invariant cache hit.
[2025-05-31 10:38:27] [INFO ] State equation strengthened by 61 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/325 variables, 325/325 constraints. Problems are: Problem set: 0 solved, 535 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/325 variables, 0/325 constraints. Problems are: Problem set: 0 solved, 535 unsolved
At refinement iteration 2 (OVERLAPS) 1/326 variables, 12/337 constraints. Problems are: Problem set: 0 solved, 535 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/326 variables, 1/338 constraints. Problems are: Problem set: 0 solved, 535 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/326 variables, 0/338 constraints. Problems are: Problem set: 0 solved, 535 unsolved
At refinement iteration 5 (OVERLAPS) 506/832 variables, 326/664 constraints. Problems are: Problem set: 0 solved, 535 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/832 variables, 60/724 constraints. Problems are: Problem set: 0 solved, 535 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 832/833 variables, and 724 constraints, problems are : Problem set: 0 solved, 535 unsolved in 30043 ms.
Refiners :[Domain max(s): 326/326 constraints, Positive P Invariants (semi-flows): 12/12 constraints, State Equation: 326/326 constraints, ReadFeed: 60/61 constraints, PredecessorRefiner: 535/535 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 535 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/325 variables, 325/325 constraints. Problems are: Problem set: 0 solved, 535 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/325 variables, 0/325 constraints. Problems are: Problem set: 0 solved, 535 unsolved
At refinement iteration 2 (OVERLAPS) 1/326 variables, 12/337 constraints. Problems are: Problem set: 0 solved, 535 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/326 variables, 1/338 constraints. Problems are: Problem set: 0 solved, 535 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/326 variables, 0/338 constraints. Problems are: Problem set: 0 solved, 535 unsolved
At refinement iteration 5 (OVERLAPS) 506/832 variables, 326/664 constraints. Problems are: Problem set: 0 solved, 535 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/832 variables, 60/724 constraints. Problems are: Problem set: 0 solved, 535 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/832 variables, 535/1259 constraints. Problems are: Problem set: 0 solved, 535 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 832/833 variables, and 1259 constraints, problems are : Problem set: 0 solved, 535 unsolved in 30038 ms.
Refiners :[Domain max(s): 326/326 constraints, Positive P Invariants (semi-flows): 12/12 constraints, State Equation: 326/326 constraints, ReadFeed: 60/61 constraints, PredecessorRefiner: 535/535 constraints, Known Traps: 0/0 constraints]
After SMT, in 61680ms problems are : Problem set: 0 solved, 535 unsolved
Search for dead transitions found 0 dead transitions in 61735ms
Starting structural reductions in LIVENESS mode, iteration 1 : 326/1402 places, 536/1613 transitions.
Finished structural reductions in LIVENESS mode , in 1 iterations and 64753 ms. Remains : 326/1402 places, 536/1613 transitions.
Discarding 303 transitions out of 536. Remains 233
Initial state reduction rules removed 1 formulas.
RANDOM walk for 40000 steps (2563 resets) in 5034 ms. (7 steps per ms) remains 176/232 properties
BEST_FIRST walk for 404 steps (0 resets) in 12 ms. (31 steps per ms) remains 176/176 properties
BEST_FIRST walk for 404 steps (0 resets) in 4 ms. (80 steps per ms) remains 176/176 properties
BEST_FIRST walk for 404 steps (0 resets) in 5 ms. (67 steps per ms) remains 176/176 properties
BEST_FIRST walk for 404 steps (0 resets) in 4 ms. (80 steps per ms) remains 176/176 properties
BEST_FIRST walk for 404 steps (0 resets) in 4 ms. (80 steps per ms) remains 176/176 properties
BEST_FIRST walk for 404 steps (0 resets) in 6 ms. (57 steps per ms) remains 176/176 properties
BEST_FIRST walk for 404 steps (0 resets) in 7 ms. (50 steps per ms) remains 176/176 properties
BEST_FIRST walk for 404 steps (0 resets) in 8 ms. (44 steps per ms) remains 176/176 properties
BEST_FIRST walk for 404 steps (0 resets) in 7 ms. (50 steps per ms) remains 176/176 properties
BEST_FIRST walk for 404 steps (0 resets) in 5 ms. (67 steps per ms) remains 176/176 properties
BEST_FIRST walk for 404 steps (0 resets) in 7 ms. (50 steps per ms) remains 176/176 properties
BEST_FIRST walk for 404 steps (0 resets) in 7 ms. (50 steps per ms) remains 176/176 properties
BEST_FIRST walk for 404 steps (0 resets) in 7 ms. (50 steps per ms) remains 176/176 properties
BEST_FIRST walk for 404 steps (0 resets) in 8 ms. (44 steps per ms) remains 176/176 properties
BEST_FIRST walk for 404 steps (0 resets) in 5 ms. (67 steps per ms) remains 176/176 properties
BEST_FIRST walk for 404 steps (0 resets) in 5 ms. (67 steps per ms) remains 176/176 properties
BEST_FIRST walk for 404 steps (0 resets) in 4 ms. (80 steps per ms) remains 176/176 properties
BEST_FIRST walk for 404 steps (0 resets) in 7 ms. (50 steps per ms) remains 176/176 properties
BEST_FIRST walk for 404 steps (0 resets) in 7 ms. (50 steps per ms) remains 176/176 properties
BEST_FIRST walk for 404 steps (0 resets) in 7 ms. (50 steps per ms) remains 176/176 properties
BEST_FIRST walk for 404 steps (0 resets) in 8 ms. (44 steps per ms) remains 176/176 properties
BEST_FIRST walk for 404 steps (0 resets) in 8 ms. (44 steps per ms) remains 176/176 properties
BEST_FIRST walk for 404 steps (0 resets) in 8 ms. (44 steps per ms) remains 176/176 properties
BEST_FIRST walk for 404 steps (0 resets) in 5 ms. (67 steps per ms) remains 176/176 properties
BEST_FIRST walk for 404 steps (0 resets) in 4 ms. (80 steps per ms) remains 176/176 properties
BEST_FIRST walk for 404 steps (0 resets) in 4 ms. (80 steps per ms) remains 176/176 properties
BEST_FIRST walk for 404 steps (0 resets) in 4 ms. (80 steps per ms) remains 176/176 properties
BEST_FIRST walk for 404 steps (0 resets) in 4 ms. (80 steps per ms) remains 176/176 properties
BEST_FIRST walk for 404 steps (0 resets) in 4 ms. (80 steps per ms) remains 176/176 properties
BEST_FIRST walk for 404 steps (0 resets) in 5 ms. (67 steps per ms) remains 176/176 properties
BEST_FIRST walk for 404 steps (0 resets) in 4 ms. (80 steps per ms) remains 176/176 properties
BEST_FIRST walk for 404 steps (0 resets) in 5 ms. (67 steps per ms) remains 176/176 properties
BEST_FIRST walk for 404 steps (0 resets) in 4 ms. (80 steps per ms) remains 176/176 properties
BEST_FIRST walk for 404 steps (0 resets) in 4 ms. (80 steps per ms) remains 176/176 properties
BEST_FIRST walk for 404 steps (0 resets) in 4 ms. (80 steps per ms) remains 176/176 properties
BEST_FIRST walk for 404 steps (0 resets) in 4 ms. (80 steps per ms) remains 176/176 properties
BEST_FIRST walk for 404 steps (0 resets) in 4 ms. (80 steps per ms) remains 176/176 properties
BEST_FIRST walk for 404 steps (0 resets) in 5 ms. (67 steps per ms) remains 176/176 properties
BEST_FIRST walk for 404 steps (0 resets) in 5 ms. (67 steps per ms) remains 176/176 properties
BEST_FIRST walk for 404 steps (0 resets) in 7 ms. (50 steps per ms) remains 176/176 properties
BEST_FIRST walk for 404 steps (0 resets) in 7 ms. (50 steps per ms) remains 176/176 properties
BEST_FIRST walk for 404 steps (0 resets) in 7 ms. (50 steps per ms) remains 176/176 properties
BEST_FIRST walk for 404 steps (0 resets) in 5 ms. (67 steps per ms) remains 176/176 properties
BEST_FIRST walk for 404 steps (0 resets) in 6 ms. (57 steps per ms) remains 176/176 properties
BEST_FIRST walk for 404 steps (0 resets) in 4 ms. (80 steps per ms) remains 176/176 properties
BEST_FIRST walk for 404 steps (0 resets) in 4 ms. (80 steps per ms) remains 176/176 properties
BEST_FIRST walk for 404 steps (0 resets) in 4 ms. (80 steps per ms) remains 176/176 properties
BEST_FIRST walk for 404 steps (0 resets) in 7 ms. (50 steps per ms) remains 176/176 properties
BEST_FIRST walk for 404 steps (0 resets) in 7 ms. (50 steps per ms) remains 176/176 properties
BEST_FIRST walk for 404 steps (0 resets) in 6 ms. (57 steps per ms) remains 176/176 properties
[2025-05-31 10:39:30] [INFO ] Flow matrix only has 507 transitions (discarded 29 similar events)
[2025-05-31 10:39:30] [INFO ] Invariant cache hit.
[2025-05-31 10:39:30] [INFO ] State equation strengthened by 61 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/267 variables, 267/267 constraints. Problems are: Problem set: 0 solved, 176 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/267 variables, 0/267 constraints. Problems are: Problem set: 0 solved, 176 unsolved
At refinement iteration 2 (OVERLAPS) 59/326 variables, 12/279 constraints. Problems are: Problem set: 0 solved, 176 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/326 variables, 59/338 constraints. Problems are: Problem set: 0 solved, 176 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 326/833 variables, and 338 constraints, problems are : Problem set: 0 solved, 176 unsolved in 5013 ms.
Refiners :[Domain max(s): 326/326 constraints, Positive P Invariants (semi-flows): 12/12 constraints, State Equation: 0/326 constraints, ReadFeed: 0/61 constraints, PredecessorRefiner: 176/176 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 176 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/267 variables, 267/267 constraints. Problems are: Problem set: 0 solved, 176 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/267 variables, 0/267 constraints. Problems are: Problem set: 0 solved, 176 unsolved
At refinement iteration 2 (OVERLAPS) 59/326 variables, 12/279 constraints. Problems are: Problem set: 0 solved, 176 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/326 variables, 59/338 constraints. Problems are: Problem set: 0 solved, 176 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/326 variables, 0/338 constraints. Problems are: Problem set: 0 solved, 176 unsolved
At refinement iteration 5 (OVERLAPS) 506/832 variables, 326/664 constraints. Problems are: Problem set: 0 solved, 176 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/832 variables, 60/724 constraints. Problems are: Problem set: 0 solved, 176 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/832 variables, 176/900 constraints. Problems are: Problem set: 0 solved, 176 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 832/833 variables, and 900 constraints, problems are : Problem set: 0 solved, 176 unsolved in 5017 ms.
Refiners :[Domain max(s): 326/326 constraints, Positive P Invariants (semi-flows): 12/12 constraints, State Equation: 326/326 constraints, ReadFeed: 60/61 constraints, PredecessorRefiner: 176/176 constraints, Known Traps: 0/0 constraints]
After SMT, in 10259ms problems are : Problem set: 0 solved, 176 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 267 out of 326 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 326/326 places, 536/536 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 30 transitions
Reduce isomorphic transitions removed 30 transitions.
Iterating post reduction 0 with 30 rules applied. Total rules applied 30 place count 326 transition count 506
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 31 place count 325 transition count 505
Iterating global reduction 1 with 1 rules applied. Total rules applied 32 place count 325 transition count 505
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 33 place count 325 transition count 504
Free-agglomeration rule applied 24 times.
Iterating global reduction 2 with 24 rules applied. Total rules applied 57 place count 325 transition count 480
Reduce places removed 24 places and 0 transitions.
Iterating post reduction 2 with 24 rules applied. Total rules applied 81 place count 301 transition count 480
Applied a total of 81 rules in 193 ms. Remains 301 /326 variables (removed 25) and now considering 480/536 (removed 56) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 194 ms. Remains : 301/326 places, 480/536 transitions.
RANDOM walk for 4000000 steps (283098 resets) in 58989 ms. (67 steps per ms) remains 22/176 properties
BEST_FIRST walk for 400004 steps (211 resets) in 528 ms. (756 steps per ms) remains 22/22 properties
BEST_FIRST walk for 400004 steps (210 resets) in 559 ms. (714 steps per ms) remains 18/22 properties
BEST_FIRST walk for 400004 steps (210 resets) in 534 ms. (747 steps per ms) remains 12/18 properties
BEST_FIRST walk for 400004 steps (323 resets) in 328 ms. (1215 steps per ms) remains 12/12 properties
BEST_FIRST walk for 400004 steps (325 resets) in 345 ms. (1156 steps per ms) remains 12/12 properties
BEST_FIRST walk for 400004 steps (327 resets) in 287 ms. (1388 steps per ms) remains 12/12 properties
BEST_FIRST walk for 400003 steps (322 resets) in 262 ms. (1520 steps per ms) remains 12/12 properties
BEST_FIRST walk for 400004 steps (328 resets) in 268 ms. (1487 steps per ms) remains 12/12 properties
BEST_FIRST walk for 400004 steps (319 resets) in 239 ms. (1666 steps per ms) remains 12/12 properties
BEST_FIRST walk for 400004 steps (328 resets) in 232 ms. (1716 steps per ms) remains 12/12 properties
BEST_FIRST walk for 400004 steps (324 resets) in 235 ms. (1694 steps per ms) remains 12/12 properties
BEST_FIRST walk for 400004 steps (322 resets) in 236 ms. (1687 steps per ms) remains 12/12 properties
BEST_FIRST walk for 400004 steps (321 resets) in 242 ms. (1646 steps per ms) remains 12/12 properties
BEST_FIRST walk for 400004 steps (320 resets) in 246 ms. (1619 steps per ms) remains 12/12 properties
// Phase 1: matrix 480 rows 301 cols
[2025-05-31 10:39:57] [INFO ] Computed 12 invariants in 6 ms
[2025-05-31 10:39:57] [INFO ] State equation strengthened by 74 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/14 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 1 (OVERLAPS) 221/235 variables, 9/9 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/235 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 3 (OVERLAPS) 66/301 variables, 3/12 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/301 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 5 (OVERLAPS) 480/781 variables, 301/313 constraints. Problems are: Problem set: 0 solved, 12 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/781 variables, 74/387 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/781 variables, 0/387 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 8 (OVERLAPS) 0/781 variables, 0/387 constraints. Problems are: Problem set: 0 solved, 12 unsolved
No progress, stopping.
After SMT solving in domain Real declared 781/781 variables, and 387 constraints, problems are : Problem set: 0 solved, 12 unsolved in 1024 ms.
Refiners :[Positive P Invariants (semi-flows): 12/12 constraints, State Equation: 301/301 constraints, ReadFeed: 74/74 constraints, PredecessorRefiner: 12/12 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 12 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/14 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 1 (OVERLAPS) 221/235 variables, 9/9 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/235 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 3 (OVERLAPS) 66/301 variables, 3/12 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/301 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 5 (OVERLAPS) 480/781 variables, 301/313 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/781 variables, 74/387 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/781 variables, 12/399 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/781 variables, 0/399 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 9 (OVERLAPS) 0/781 variables, 0/399 constraints. Problems are: Problem set: 0 solved, 12 unsolved
No progress, stopping.
After SMT solving in domain Int declared 781/781 variables, and 399 constraints, problems are : Problem set: 0 solved, 12 unsolved in 1677 ms.
Refiners :[Positive P Invariants (semi-flows): 12/12 constraints, State Equation: 301/301 constraints, ReadFeed: 74/74 constraints, PredecessorRefiner: 12/12 constraints, Known Traps: 0/0 constraints]
After SMT, in 2759ms problems are : Problem set: 0 solved, 12 unsolved
Fused 12 Parikh solutions to 11 different solutions.
Finished Parikh walk after 1752 steps, including 73 resets, run visited all 2 properties in 25 ms. (steps per millisecond=70 )
Finished Parikh walk after 0 steps, including 0 resets, run visited all 0 properties in 1 ms. (steps per millisecond=0 )
Finished Parikh walk after 0 steps, including 0 resets, run visited all 0 properties in 1 ms. (steps per millisecond=0 )
Finished Parikh walk after 0 steps, including 0 resets, run visited all 0 properties in 1 ms. (steps per millisecond=0 )
Finished Parikh walk after 0 steps, including 0 resets, run visited all 0 properties in 1 ms. (steps per millisecond=0 )
Parikh walk visited 12 properties in 3191 ms.
Able to resolve query QuasiLiveness after proving 233 properties.
FORMULA QuasiLiveness TRUE TECHNIQUES RANDOM_WALK PARIKH_WALK BESTFIRST_WALK TOPOLOGICAL INITIAL_STATE
Total runtime 99999 ms.
ITS solved all properties within timeout

BK_STOP 1748688003814

--------------------
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="FlexibleBarrier-PT-10b"
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 FlexibleBarrier-PT-10b, 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-174860112400287"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/FlexibleBarrier-PT-10b.tgz
mv FlexibleBarrier-PT-10b 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 ;