Execution Chart

We display below the execution chart for this examination (boot time has been removed).

Trace from the execution

Formatting '/data/fkordon/mcc2024-input.r122-smll-171624283500272.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2024-input.qcow2 backing_fmt=qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
..........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................
=====================================================================
Generated by BenchKit 2-5568
Executing tool greatspnxred
Input is DNAwalker-PT-09ringLR, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r122-smll-171624283500272
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 636K
-rw-r--r-- 1 mcc users 6.6K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 72K May 14 13:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.0K May 14 13:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 55K May 14 13:22 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 18 16:42 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 3.4K Apr 22 14:39 LTLCardinality.txt
-rw-r--r-- 1 mcc users 24K Apr 22 14:39 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.2K Apr 22 14:39 LTLFireability.txt
-rw-r--r-- 1 mcc users 14K Apr 22 14:39 LTLFireability.xml
-rw-r--r-- 1 mcc users 12K Apr 13 14:10 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 134K Apr 13 14:10 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 15K Apr 13 14:09 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 137K Apr 13 14:09 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Apr 22 14:39 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Apr 22 14:39 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 18 16:42 equiv_col
-rw-r--r-- 1 mcc users 9 May 18 16:42 instance
-rw-r--r-- 1 mcc users 6 May 18 16:42 iscolored
-rw-r--r-- 1 mcc users 112K May 18 16:42 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 1716333743123

Invoking MCC driver with
BK_TOOL=greatspnxred
BK_EXAMINATION=QuasiLiveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=DNAwalker-PT-09ringLR
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool greatspn
Invoking reducer
Running Version 202405141337
[2024-05-21 23:22:25] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -timeout, 180, -rebuildPNML]
[2024-05-21 23:22:25] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-21 23:22:26] [INFO ] Load time of PNML (sax parser for PT used): 166 ms
[2024-05-21 23:22:26] [INFO ] Transformed 27 places.
[2024-05-21 23:22:26] [INFO ] Transformed 260 transitions.
[2024-05-21 23:22:26] [INFO ] Parsed PT model containing 27 places and 260 transitions and 760 arcs in 407 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 27/27 places, 260/260 transitions.
Applied a total of 0 rules in 20 ms. Remains 27 /27 variables (removed 0) and now considering 260/260 (removed 0) transitions.
Running 234 sub problems to find dead transitions.
[2024-05-21 23:22:26] [INFO ] Flow matrix only has 259 transitions (discarded 1 similar events)
// Phase 1: matrix 259 rows 27 cols
[2024-05-21 23:22:26] [INFO ] Computed 0 invariants in 21 ms
[2024-05-21 23:22:26] [INFO ] State equation strengthened by 70 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/21 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 1 (OVERLAPS) 252/273 variables, 21/21 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/273 variables, 69/90 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/273 variables, 0/90 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 4 (OVERLAPS) 12/285 variables, 6/96 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/285 variables, 0/96 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 6 (OVERLAPS) 1/286 variables, 1/97 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/286 variables, 0/97 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 8 (OVERLAPS) 0/286 variables, 0/97 constraints. Problems are: Problem set: 0 solved, 234 unsolved
No progress, stopping.
After SMT solving in domain Real declared 286/286 variables, and 97 constraints, problems are : Problem set: 0 solved, 234 unsolved in 20070 ms.
Refiners :[State Equation: 27/27 constraints, ReadFeed: 70/70 constraints, PredecessorRefiner: 234/234 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 234 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/21 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 1 (OVERLAPS) 252/273 variables, 21/21 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/273 variables, 69/90 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/273 variables, 234/324 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/273 variables, 0/324 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 5 (OVERLAPS) 12/285 variables, 6/330 constraints. Problems are: Problem set: 0 solved, 234 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 285/286 variables, and 330 constraints, problems are : Problem set: 0 solved, 234 unsolved in 20019 ms.
Refiners :[State Equation: 27/27 constraints, ReadFeed: 69/70 constraints, PredecessorRefiner: 234/234 constraints, Known Traps: 0/0 constraints]
After SMT, in 40952ms problems are : Problem set: 0 solved, 234 unsolved
Search for dead transitions found 0 dead transitions in 41011ms
[2024-05-21 23:23:07] [INFO ] Flow matrix only has 259 transitions (discarded 1 similar events)
[2024-05-21 23:23:07] [INFO ] Invariant cache hit.
[2024-05-21 23:23:07] [INFO ] Implicit Places using invariants in 68 ms returned []
[2024-05-21 23:23:07] [INFO ] Flow matrix only has 259 transitions (discarded 1 similar events)
[2024-05-21 23:23:07] [INFO ] Invariant cache hit.
[2024-05-21 23:23:07] [INFO ] State equation strengthened by 70 read => feed constraints.
[2024-05-21 23:23:07] [INFO ] Implicit Places using invariants and state equation in 385 ms returned []
Implicit Place search using SMT with State Equation took 461 ms to find 0 implicit places.
Running 234 sub problems to find dead transitions.
[2024-05-21 23:23:07] [INFO ] Flow matrix only has 259 transitions (discarded 1 similar events)
[2024-05-21 23:23:07] [INFO ] Invariant cache hit.
[2024-05-21 23:23:07] [INFO ] State equation strengthened by 70 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/21 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 1 (OVERLAPS) 252/273 variables, 21/21 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/273 variables, 69/90 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/273 variables, 0/90 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 4 (OVERLAPS) 12/285 variables, 6/96 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/285 variables, 0/96 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 6 (OVERLAPS) 1/286 variables, 1/97 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/286 variables, 0/97 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 8 (OVERLAPS) 0/286 variables, 0/97 constraints. Problems are: Problem set: 0 solved, 234 unsolved
No progress, stopping.
After SMT solving in domain Real declared 286/286 variables, and 97 constraints, problems are : Problem set: 0 solved, 234 unsolved in 19843 ms.
Refiners :[State Equation: 27/27 constraints, ReadFeed: 70/70 constraints, PredecessorRefiner: 234/234 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 234 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/21 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 1 (OVERLAPS) 252/273 variables, 21/21 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/273 variables, 69/90 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/273 variables, 234/324 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/273 variables, 0/324 constraints. Problems are: Problem set: 0 solved, 234 unsolved
At refinement iteration 5 (OVERLAPS) 12/285 variables, 6/330 constraints. Problems are: Problem set: 0 solved, 234 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 285/286 variables, and 330 constraints, problems are : Problem set: 0 solved, 234 unsolved in 30018 ms.
Refiners :[State Equation: 27/27 constraints, ReadFeed: 69/70 constraints, PredecessorRefiner: 234/234 constraints, Known Traps: 0/0 constraints]
After SMT, in 50130ms problems are : Problem set: 0 solved, 234 unsolved
Search for dead transitions found 0 dead transitions in 50135ms
Finished structural reductions in LIVENESS mode , in 1 iterations and 91755 ms. Remains : 27/27 places, 260/260 transitions.
Discarding 6 transitions out of 260. Remains 254
Initial state reduction rules removed 20 formulas.
RANDOM walk for 40000 steps (3222 resets) in 2819 ms. (14 steps per ms) remains 18/234 properties
BEST_FIRST walk for 4004 steps (16 resets) in 17 ms. (222 steps per ms) remains 18/18 properties
BEST_FIRST walk for 4003 steps (18 resets) in 27 ms. (142 steps per ms) remains 18/18 properties
BEST_FIRST walk for 4004 steps (19 resets) in 14 ms. (266 steps per ms) remains 18/18 properties
BEST_FIRST walk for 4004 steps (20 resets) in 29 ms. (133 steps per ms) remains 18/18 properties
BEST_FIRST walk for 4004 steps (19 resets) in 24 ms. (160 steps per ms) remains 18/18 properties
BEST_FIRST walk for 4004 steps (17 resets) in 36 ms. (108 steps per ms) remains 18/18 properties
BEST_FIRST walk for 4003 steps (19 resets) in 19 ms. (200 steps per ms) remains 18/18 properties
BEST_FIRST walk for 4003 steps (18 resets) in 27 ms. (142 steps per ms) remains 18/18 properties
BEST_FIRST walk for 4003 steps (17 resets) in 21 ms. (181 steps per ms) remains 18/18 properties
BEST_FIRST walk for 4004 steps (19 resets) in 13 ms. (286 steps per ms) remains 18/18 properties
BEST_FIRST walk for 4004 steps (16 resets) in 19 ms. (200 steps per ms) remains 18/18 properties
BEST_FIRST walk for 4004 steps (19 resets) in 16 ms. (235 steps per ms) remains 18/18 properties
BEST_FIRST walk for 4003 steps (20 resets) in 15 ms. (250 steps per ms) remains 18/18 properties
BEST_FIRST walk for 4004 steps (19 resets) in 16 ms. (235 steps per ms) remains 18/18 properties
BEST_FIRST walk for 4004 steps (17 resets) in 16 ms. (235 steps per ms) remains 18/18 properties
BEST_FIRST walk for 4004 steps (19 resets) in 17 ms. (222 steps per ms) remains 18/18 properties
BEST_FIRST walk for 4003 steps (19 resets) in 16 ms. (235 steps per ms) remains 18/18 properties
BEST_FIRST walk for 4004 steps (18 resets) in 17 ms. (222 steps per ms) remains 18/18 properties
[2024-05-21 23:23:58] [INFO ] Flow matrix only has 259 transitions (discarded 1 similar events)
[2024-05-21 23:23:58] [INFO ] Invariant cache hit.
[2024-05-21 23:23:58] [INFO ] State equation strengthened by 70 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/19 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 1 (OVERLAPS) 252/271 variables, 19/19 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/271 variables, 69/88 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/271 variables, 0/88 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 4 (OVERLAPS) 14/285 variables, 8/96 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/285 variables, 0/96 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 6 (OVERLAPS) 1/286 variables, 1/97 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/286 variables, 0/97 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 8 (OVERLAPS) 0/286 variables, 0/97 constraints. Problems are: Problem set: 0 solved, 18 unsolved
No progress, stopping.
After SMT solving in domain Real declared 286/286 variables, and 97 constraints, problems are : Problem set: 0 solved, 18 unsolved in 2464 ms.
Refiners :[State Equation: 27/27 constraints, ReadFeed: 70/70 constraints, PredecessorRefiner: 18/18 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 18 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/19 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 1 (OVERLAPS) 252/271 variables, 19/19 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/271 variables, 69/88 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/271 variables, 0/88 constraints. Problems are: Problem set: 0 solved, 18 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 285/286 variables, and 96 constraints, problems are : Problem set: 0 solved, 18 unsolved in 5007 ms.
Refiners :[State Equation: 27/27 constraints, ReadFeed: 69/70 constraints, PredecessorRefiner: 0/18 constraints, Known Traps: 0/0 constraints]
After SMT, in 7502ms problems are : Problem set: 0 solved, 18 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 19 out of 27 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 27/27 places, 260/260 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 0 with 8 rules applied. Total rules applied 8 place count 27 transition count 252
Applied a total of 8 rules in 37 ms. Remains 27 /27 variables (removed 0) and now considering 252/260 (removed 8) transitions.
Running 232 sub problems to find dead transitions.
// Phase 1: matrix 252 rows 27 cols
[2024-05-21 23:24:06] [INFO ] Computed 0 invariants in 7 ms
[2024-05-21 23:24:06] [INFO ] State equation strengthened by 69 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/21 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 232 unsolved
At refinement iteration 1 (OVERLAPS) 252/273 variables, 21/21 constraints. Problems are: Problem set: 0 solved, 232 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/273 variables, 69/90 constraints. Problems are: Problem set: 0 solved, 232 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/273 variables, 0/90 constraints. Problems are: Problem set: 0 solved, 232 unsolved
At refinement iteration 4 (OVERLAPS) 6/279 variables, 6/96 constraints. Problems are: Problem set: 0 solved, 232 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/279 variables, 0/96 constraints. Problems are: Problem set: 0 solved, 232 unsolved
At refinement iteration 6 (OVERLAPS) 0/279 variables, 0/96 constraints. Problems are: Problem set: 0 solved, 232 unsolved
No progress, stopping.
After SMT solving in domain Real declared 279/279 variables, and 96 constraints, problems are : Problem set: 0 solved, 232 unsolved in 12905 ms.
Refiners :[State Equation: 27/27 constraints, ReadFeed: 69/69 constraints, PredecessorRefiner: 232/232 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 232 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/21 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 232 unsolved
At refinement iteration 1 (OVERLAPS) 252/273 variables, 21/21 constraints. Problems are: Problem set: 0 solved, 232 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/273 variables, 69/90 constraints. Problems are: Problem set: 0 solved, 232 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/273 variables, 232/322 constraints. Problems are: Problem set: 0 solved, 232 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/273 variables, 0/322 constraints. Problems are: Problem set: 0 solved, 232 unsolved
At refinement iteration 5 (OVERLAPS) 6/279 variables, 6/328 constraints. Problems are: Problem set: 0 solved, 232 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 279/279 variables, and 328 constraints, problems are : Problem set: 0 solved, 232 unsolved in 20014 ms.
Refiners :[State Equation: 27/27 constraints, ReadFeed: 69/69 constraints, PredecessorRefiner: 232/232 constraints, Known Traps: 0/0 constraints]
After SMT, in 33113ms problems are : Problem set: 0 solved, 232 unsolved
Search for dead transitions found 0 dead transitions in 33116ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 33155 ms. Remains : 27/27 places, 252/260 transitions.
RANDOM walk for 4000000 steps (314513 resets) in 26174 ms. (152 steps per ms) remains 18/18 properties
BEST_FIRST walk for 400003 steps (1881 resets) in 392 ms. (1017 steps per ms) remains 18/18 properties
BEST_FIRST walk for 400004 steps (2053 resets) in 404 ms. (987 steps per ms) remains 18/18 properties
BEST_FIRST walk for 400003 steps (2126 resets) in 410 ms. (973 steps per ms) remains 18/18 properties
BEST_FIRST walk for 400004 steps (2144 resets) in 411 ms. (970 steps per ms) remains 18/18 properties
BEST_FIRST walk for 400004 steps (2163 resets) in 413 ms. (966 steps per ms) remains 18/18 properties
BEST_FIRST walk for 400004 steps (2075 resets) in 411 ms. (970 steps per ms) remains 18/18 properties
BEST_FIRST walk for 400003 steps (2128 resets) in 414 ms. (963 steps per ms) remains 18/18 properties
BEST_FIRST walk for 400004 steps (2074 resets) in 406 ms. (982 steps per ms) remains 18/18 properties
BEST_FIRST walk for 400004 steps (2087 resets) in 415 ms. (961 steps per ms) remains 18/18 properties
BEST_FIRST walk for 400004 steps (2103 resets) in 408 ms. (978 steps per ms) remains 18/18 properties
BEST_FIRST walk for 400004 steps (1882 resets) in 401 ms. (995 steps per ms) remains 18/18 properties
BEST_FIRST walk for 400003 steps (2104 resets) in 413 ms. (966 steps per ms) remains 18/18 properties
BEST_FIRST walk for 400003 steps (2158 resets) in 409 ms. (975 steps per ms) remains 18/18 properties
BEST_FIRST walk for 400004 steps (2128 resets) in 399 ms. (1000 steps per ms) remains 18/18 properties
BEST_FIRST walk for 400002 steps (2078 resets) in 397 ms. (1005 steps per ms) remains 18/18 properties
BEST_FIRST walk for 400004 steps (2149 resets) in 408 ms. (978 steps per ms) remains 18/18 properties
BEST_FIRST walk for 400004 steps (2097 resets) in 403 ms. (990 steps per ms) remains 18/18 properties
BEST_FIRST walk for 400003 steps (2111 resets) in 396 ms. (1007 steps per ms) remains 18/18 properties
Interrupted probabilistic random walk after 5295036 steps, run timeout after 24001 ms. (steps per millisecond=220 ) properties seen :0 out of 18
Probabilistic random walk after 5295036 steps, saw 849317 distinct states, run finished after 24007 ms. (steps per millisecond=220 ) properties seen :0
[2024-05-21 23:25:12] [INFO ] Invariant cache hit.
[2024-05-21 23:25:12] [INFO ] State equation strengthened by 69 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/19 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 1 (OVERLAPS) 252/271 variables, 19/19 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/271 variables, 69/88 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/271 variables, 0/88 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 4 (OVERLAPS) 8/279 variables, 8/96 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/279 variables, 0/96 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 6 (OVERLAPS) 0/279 variables, 0/96 constraints. Problems are: Problem set: 0 solved, 18 unsolved
No progress, stopping.
After SMT solving in domain Real declared 279/279 variables, and 96 constraints, problems are : Problem set: 0 solved, 18 unsolved in 1717 ms.
Refiners :[State Equation: 27/27 constraints, ReadFeed: 69/69 constraints, PredecessorRefiner: 18/18 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 18 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/19 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 1 (OVERLAPS) 252/271 variables, 19/19 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/271 variables, 69/88 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/271 variables, 0/88 constraints. Problems are: Problem set: 0 solved, 18 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 279/279 variables, and 96 constraints, problems are : Problem set: 0 solved, 18 unsolved in 45008 ms.
Refiners :[State Equation: 27/27 constraints, ReadFeed: 69/69 constraints, PredecessorRefiner: 0/18 constraints, Known Traps: 0/0 constraints]
After SMT, in 46747ms problems are : Problem set: 0 solved, 18 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 19 out of 27 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 27/27 places, 252/252 transitions.
Applied a total of 0 rules in 9 ms. Remains 27 /27 variables (removed 0) and now considering 252/252 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 9 ms. Remains : 27/27 places, 252/252 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 27/27 places, 252/252 transitions.
Applied a total of 0 rules in 8 ms. Remains 27 /27 variables (removed 0) and now considering 252/252 (removed 0) transitions.
[2024-05-21 23:25:59] [INFO ] Invariant cache hit.
[2024-05-21 23:25:59] [INFO ] Implicit Places using invariants in 29 ms returned []
[2024-05-21 23:25:59] [INFO ] Invariant cache hit.
[2024-05-21 23:25:59] [INFO ] State equation strengthened by 69 read => feed constraints.
[2024-05-21 23:25:59] [INFO ] Implicit Places using invariants and state equation in 209 ms returned [8, 20]
Discarding 2 places :
Ensure Unique test removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Implicit Place search using SMT with State Equation took 250 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 25/27 places, 247/252 transitions.
Applied a total of 0 rules in 10 ms. Remains 25 /25 variables (removed 0) and now considering 247/247 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 268 ms. Remains : 25/27 places, 247/252 transitions.
RANDOM walk for 4000000 steps (294667 resets) in 25011 ms. (159 steps per ms) remains 18/18 properties
BEST_FIRST walk for 400004 steps (1914 resets) in 355 ms. (1123 steps per ms) remains 18/18 properties
BEST_FIRST walk for 400004 steps (2088 resets) in 374 ms. (1066 steps per ms) remains 18/18 properties
BEST_FIRST walk for 400004 steps (2119 resets) in 379 ms. (1052 steps per ms) remains 18/18 properties
BEST_FIRST walk for 400003 steps (2157 resets) in 380 ms. (1049 steps per ms) remains 18/18 properties
BEST_FIRST walk for 400004 steps (2168 resets) in 378 ms. (1055 steps per ms) remains 18/18 properties
BEST_FIRST walk for 400004 steps (2082 resets) in 368 ms. (1084 steps per ms) remains 18/18 properties
BEST_FIRST walk for 400004 steps (2152 resets) in 380 ms. (1049 steps per ms) remains 18/18 properties
BEST_FIRST walk for 400002 steps (2115 resets) in 377 ms. (1058 steps per ms) remains 18/18 properties
BEST_FIRST walk for 400004 steps (2099 resets) in 375 ms. (1063 steps per ms) remains 18/18 properties
BEST_FIRST walk for 400004 steps (2106 resets) in 374 ms. (1066 steps per ms) remains 18/18 properties
BEST_FIRST walk for 400004 steps (1903 resets) in 369 ms. (1081 steps per ms) remains 18/18 properties
BEST_FIRST walk for 400004 steps (2108 resets) in 381 ms. (1047 steps per ms) remains 18/18 properties
BEST_FIRST walk for 400004 steps (2154 resets) in 377 ms. (1058 steps per ms) remains 18/18 properties
BEST_FIRST walk for 400003 steps (2139 resets) in 380 ms. (1049 steps per ms) remains 18/18 properties
BEST_FIRST walk for 400004 steps (2085 resets) in 382 ms. (1044 steps per ms) remains 18/18 properties
BEST_FIRST walk for 400004 steps (2166 resets) in 381 ms. (1047 steps per ms) remains 18/18 properties
BEST_FIRST walk for 400004 steps (2121 resets) in 376 ms. (1061 steps per ms) remains 18/18 properties
BEST_FIRST walk for 400004 steps (2120 resets) in 384 ms. (1038 steps per ms) remains 18/18 properties
Interrupted probabilistic random walk after 6217014 steps, run timeout after 27001 ms. (steps per millisecond=230 ) properties seen :0 out of 18
Probabilistic random walk after 6217014 steps, saw 965252 distinct states, run finished after 27001 ms. (steps per millisecond=230 ) properties seen :0
// Phase 1: matrix 247 rows 25 cols
[2024-05-21 23:26:35] [INFO ] Computed 0 invariants in 5 ms
[2024-05-21 23:26:35] [INFO ] State equation strengthened by 69 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/19 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 1 (OVERLAPS) 247/266 variables, 19/19 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/266 variables, 69/88 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/266 variables, 0/88 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 4 (OVERLAPS) 6/272 variables, 6/94 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/272 variables, 0/94 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 6 (OVERLAPS) 0/272 variables, 0/94 constraints. Problems are: Problem set: 0 solved, 18 unsolved
No progress, stopping.
After SMT solving in domain Real declared 272/272 variables, and 94 constraints, problems are : Problem set: 0 solved, 18 unsolved in 1751 ms.
Refiners :[State Equation: 25/25 constraints, ReadFeed: 69/69 constraints, PredecessorRefiner: 18/18 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 18 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/19 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 1 (OVERLAPS) 247/266 variables, 19/19 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/266 variables, 69/88 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/266 variables, 18/106 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/266 variables, 0/106 constraints. Problems are: Problem set: 0 solved, 18 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 272/272 variables, and 112 constraints, problems are : Problem set: 0 solved, 18 unsolved in 75008 ms.
Refiners :[State Equation: 25/25 constraints, ReadFeed: 69/69 constraints, PredecessorRefiner: 18/18 constraints, Known Traps: 0/0 constraints]
After SMT, in 76795ms problems are : Problem set: 0 solved, 18 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 19 out of 25 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 25/25 places, 247/247 transitions.
Applied a total of 0 rules in 8 ms. Remains 25 /25 variables (removed 0) and now considering 247/247 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 8 ms. Remains : 25/25 places, 247/247 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 25/25 places, 247/247 transitions.
Applied a total of 0 rules in 7 ms. Remains 25 /25 variables (removed 0) and now considering 247/247 (removed 0) transitions.
[2024-05-21 23:27:52] [INFO ] Invariant cache hit.
[2024-05-21 23:27:52] [INFO ] Implicit Places using invariants in 19 ms returned []
[2024-05-21 23:27:52] [INFO ] Invariant cache hit.
[2024-05-21 23:27:52] [INFO ] State equation strengthened by 69 read => feed constraints.
[2024-05-21 23:27:52] [INFO ] Implicit Places using invariants and state equation in 84 ms returned []
Implicit Place search using SMT with State Equation took 105 ms to find 0 implicit places.
[2024-05-21 23:27:52] [INFO ] Redundant transitions in 14 ms returned []
Running 228 sub problems to find dead transitions.
[2024-05-21 23:27:52] [INFO ] Invariant cache hit.
[2024-05-21 23:27:52] [INFO ] State equation strengthened by 69 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/19 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 228 unsolved
At refinement iteration 1 (OVERLAPS) 247/266 variables, 19/19 constraints. Problems are: Problem set: 0 solved, 228 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/266 variables, 69/88 constraints. Problems are: Problem set: 0 solved, 228 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/266 variables, 0/88 constraints. Problems are: Problem set: 0 solved, 228 unsolved
At refinement iteration 4 (OVERLAPS) 6/272 variables, 6/94 constraints. Problems are: Problem set: 0 solved, 228 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/272 variables, 0/94 constraints. Problems are: Problem set: 0 solved, 228 unsolved
At refinement iteration 6 (OVERLAPS) 0/272 variables, 0/94 constraints. Problems are: Problem set: 0 solved, 228 unsolved
No progress, stopping.
After SMT solving in domain Real declared 272/272 variables, and 94 constraints, problems are : Problem set: 0 solved, 228 unsolved in 15824 ms.
Refiners :[State Equation: 25/25 constraints, ReadFeed: 69/69 constraints, PredecessorRefiner: 228/228 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 228 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/19 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 228 unsolved
At refinement iteration 1 (OVERLAPS) 247/266 variables, 19/19 constraints. Problems are: Problem set: 0 solved, 228 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/266 variables, 69/88 constraints. Problems are: Problem set: 0 solved, 228 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/266 variables, 228/316 constraints. Problems are: Problem set: 0 solved, 228 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/266 variables, 0/316 constraints. Problems are: Problem set: 0 solved, 228 unsolved
At refinement iteration 5 (OVERLAPS) 6/272 variables, 6/322 constraints. Problems are: Problem set: 0 solved, 228 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 272/272 variables, and 322 constraints, problems are : Problem set: 0 solved, 228 unsolved in 30014 ms.
Refiners :[State Equation: 25/25 constraints, ReadFeed: 69/69 constraints, PredecessorRefiner: 228/228 constraints, Known Traps: 0/0 constraints]
After SMT, in 46015ms problems are : Problem set: 0 solved, 228 unsolved
Search for dead transitions found 0 dead transitions in 46018ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 46151 ms. Remains : 25/25 places, 247/247 transitions.
RANDOM walk for 550 steps (38 resets) in 18 ms. (28 steps per ms) remains 0/19 properties
RANDOM walk for 4000000 steps (294613 resets) in 27231 ms. (146 steps per ms) remains 18/18 properties
BEST_FIRST walk for 400003 steps (1909 resets) in 563 ms. (709 steps per ms) remains 18/18 properties
BEST_FIRST walk for 400004 steps (2086 resets) in 711 ms. (561 steps per ms) remains 18/18 properties
BEST_FIRST walk for 400004 steps (2148 resets) in 844 ms. (473 steps per ms) remains 18/18 properties
BEST_FIRST walk for 400004 steps (2178 resets) in 806 ms. (495 steps per ms) remains 18/18 properties
BEST_FIRST walk for 400004 steps (2166 resets) in 757 ms. (527 steps per ms) remains 18/18 properties
BEST_FIRST walk for 400004 steps (2092 resets) in 938 ms. (425 steps per ms) remains 18/18 properties
BEST_FIRST walk for 400003 steps (2163 resets) in 689 ms. (579 steps per ms) remains 18/18 properties
BEST_FIRST walk for 400004 steps (2110 resets) in 740 ms. (539 steps per ms) remains 18/18 properties
BEST_FIRST walk for 400004 steps (2105 resets) in 773 ms. (516 steps per ms) remains 18/18 properties
BEST_FIRST walk for 400004 steps (2102 resets) in 904 ms. (441 steps per ms) remains 18/18 properties
BEST_FIRST walk for 400004 steps (1915 resets) in 667 ms. (598 steps per ms) remains 18/18 properties
BEST_FIRST walk for 400004 steps (2124 resets) in 1040 ms. (384 steps per ms) remains 18/18 properties
BEST_FIRST walk for 400004 steps (2144 resets) in 573 ms. (696 steps per ms) remains 18/18 properties
BEST_FIRST walk for 400003 steps (2155 resets) in 778 ms. (513 steps per ms) remains 18/18 properties
BEST_FIRST walk for 400004 steps (2092 resets) in 591 ms. (675 steps per ms) remains 18/18 properties
BEST_FIRST walk for 400004 steps (2155 resets) in 695 ms. (574 steps per ms) remains 18/18 properties
BEST_FIRST walk for 400004 steps (2117 resets) in 676 ms. (590 steps per ms) remains 18/18 properties
BEST_FIRST walk for 400004 steps (2127 resets) in 947 ms. (421 steps per ms) remains 18/18 properties
Interrupted probabilistic random walk after 6486917 steps, run timeout after 42001 ms. (steps per millisecond=154 ) properties seen :0 out of 18
Probabilistic random walk after 6486917 steps, saw 1004716 distinct states, run finished after 42001 ms. (steps per millisecond=154 ) properties seen :0
[2024-05-21 23:29:35] [INFO ] Invariant cache hit.
[2024-05-21 23:29:35] [INFO ] State equation strengthened by 69 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/19 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 1 (OVERLAPS) 247/266 variables, 19/19 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/266 variables, 69/88 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/266 variables, 0/88 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 4 (OVERLAPS) 6/272 variables, 6/94 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/272 variables, 0/94 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 6 (OVERLAPS) 0/272 variables, 0/94 constraints. Problems are: Problem set: 0 solved, 18 unsolved
No progress, stopping.
After SMT solving in domain Real declared 272/272 variables, and 94 constraints, problems are : Problem set: 0 solved, 18 unsolved in 1876 ms.
Refiners :[State Equation: 25/25 constraints, ReadFeed: 69/69 constraints, PredecessorRefiner: 18/18 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 18 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/19 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 1 (OVERLAPS) 247/266 variables, 19/19 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/266 variables, 69/88 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/266 variables, 18/106 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/266 variables, 0/106 constraints. Problems are: Problem set: 0 solved, 18 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 272/272 variables, and 112 constraints, problems are : Problem set: 0 solved, 18 unsolved in 90008 ms.
Refiners :[State Equation: 25/25 constraints, ReadFeed: 69/69 constraints, PredecessorRefiner: 18/18 constraints, Known Traps: 0/0 constraints]
After SMT, in 91907ms problems are : Problem set: 0 solved, 18 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 19 out of 25 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 25/25 places, 247/247 transitions.
Applied a total of 0 rules in 5 ms. Remains 25 /25 variables (removed 0) and now considering 247/247 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5 ms. Remains : 25/25 places, 247/247 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 25/25 places, 247/247 transitions.
Applied a total of 0 rules in 5 ms. Remains 25 /25 variables (removed 0) and now considering 247/247 (removed 0) transitions.
[2024-05-21 23:31:07] [INFO ] Invariant cache hit.
[2024-05-21 23:31:07] [INFO ] Implicit Places using invariants in 24 ms returned []
[2024-05-21 23:31:07] [INFO ] Invariant cache hit.
[2024-05-21 23:31:07] [INFO ] State equation strengthened by 69 read => feed constraints.
[2024-05-21 23:31:07] [INFO ] Implicit Places using invariants and state equation in 90 ms returned []
Implicit Place search using SMT with State Equation took 117 ms to find 0 implicit places.
[2024-05-21 23:31:07] [INFO ] Redundant transitions in 4 ms returned []
Running 228 sub problems to find dead transitions.
[2024-05-21 23:31:07] [INFO ] Invariant cache hit.
[2024-05-21 23:31:07] [INFO ] State equation strengthened by 69 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/19 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 228 unsolved
At refinement iteration 1 (OVERLAPS) 247/266 variables, 19/19 constraints. Problems are: Problem set: 0 solved, 228 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/266 variables, 69/88 constraints. Problems are: Problem set: 0 solved, 228 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/266 variables, 0/88 constraints. Problems are: Problem set: 0 solved, 228 unsolved
At refinement iteration 4 (OVERLAPS) 6/272 variables, 6/94 constraints. Problems are: Problem set: 0 solved, 228 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/272 variables, 0/94 constraints. Problems are: Problem set: 0 solved, 228 unsolved
At refinement iteration 6 (OVERLAPS) 0/272 variables, 0/94 constraints. Problems are: Problem set: 0 solved, 228 unsolved
No progress, stopping.
After SMT solving in domain Real declared 272/272 variables, and 94 constraints, problems are : Problem set: 0 solved, 228 unsolved in 14612 ms.
Refiners :[State Equation: 25/25 constraints, ReadFeed: 69/69 constraints, PredecessorRefiner: 228/228 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 228 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/19 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 228 unsolved
At refinement iteration 1 (OVERLAPS) 247/266 variables, 19/19 constraints. Problems are: Problem set: 0 solved, 228 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/266 variables, 69/88 constraints. Problems are: Problem set: 0 solved, 228 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/266 variables, 228/316 constraints. Problems are: Problem set: 0 solved, 228 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/266 variables, 0/316 constraints. Problems are: Problem set: 0 solved, 228 unsolved
At refinement iteration 5 (OVERLAPS) 6/272 variables, 6/322 constraints. Problems are: Problem set: 0 solved, 228 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 272/272 variables, and 322 constraints, problems are : Problem set: 0 solved, 228 unsolved in 30011 ms.
Refiners :[State Equation: 25/25 constraints, ReadFeed: 69/69 constraints, PredecessorRefiner: 228/228 constraints, Known Traps: 0/0 constraints]
After SMT, in 44780ms problems are : Problem set: 0 solved, 228 unsolved
Search for dead transitions found 0 dead transitions in 44783ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 44915 ms. Remains : 25/25 places, 247/247 transitions.
RANDOM walk for 567 steps (38 resets) in 11 ms. (47 steps per ms) remains 0/19 properties
Unable to solve all queries for examination QuasiLiveness. Remains :18 assertions to prove.
No /home/mcc/execution/QuasiLiveness.xml examination file found. Proceeding without properties.
Parsed 18 properties from file /home/mcc/execution/QuasiLiveness.xml in 1 ms.
Working with output stream class java.io.PrintStream
Total runtime 566432 ms.
----------------------------------------------------------------------
GreatSPN-meddly tool, MCC 2023
----------------------------------------------------------------------

Running DNAwalker-PT-09ringLR

IS_COLORED=
IS_NUPN=

LOADING PETRI NET FILE /home/mcc/execution/model.pnml (PNML) ...
PNML VERSION 2009, P/T NET.
COLOR CLASSES: 0
CONSTANTS: 0
PLACES: 27
TRANSITIONS: 260
COLOR VARS: 0
MEASURES: 0
LOADING TIME: [User 0.010s, Sys 0.000s]


SAVING FILE /home/mcc/execution/model (.net / .def) ...
EXPORT TIME: [User 0.001s, Sys 0.000s]


----------------------------------------------------------------------
GreatSPN/Meddly.
Copyright (C) 1987-2022, University of Torino, Italy.
website: https://github.com/greatspn/SOURCES

Based on MEDDLY version 0.16.0
Copyright (C) 2009, Iowa State University Research Foundation, Inc.
website: http://meddly.sourceforge.net

Process ID: 626
MODEL NAME: /home/mcc/execution/model
27 places, 260 transitions.

Creating all event NSFs..
Creating all event NSFs..
Creating all event NSFs..
Creating all event NSFs..
Split: SplitSubtract
Start RS construction.
Split: SplitSubtract
Start RS construction.
Split: SplitSubtract
Start RS construction.
Split: SplitSubtract
Start RS construction.
Building monolithic NSF...
FORMULA QuasiLiveness FALSE TECHNIQUES DECISION_DIAGRAMS PARALLEL_PROCESSING UNFOLDING_TO_PT USE_NUPN TOPOLOGICAL
Ok.
EXITCODE: 0
----------------------------------------------------------------------

BK_STOP 1716334317301

--------------------
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="DNAwalker-PT-09ringLR"
export BK_EXAMINATION="QuasiLiveness"
export BK_TOOL="greatspnxred"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="1800"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"

# this is specific to your benchmark or test

export BIN_DIR="$HOME/BenchKit/bin"

# remove the execution directoty if it exists (to avoid increse of .vmdk images)
if [ -d execution ] ; then
rm -rf execution
fi

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5568"
echo " Executing tool greatspnxred"
echo " Input is DNAwalker-PT-09ringLR, 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 r122-smll-171624283500272"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/DNAwalker-PT-09ringLR.tgz
mv DNAwalker-PT-09ringLR execution
cd execution
if [ "QuasiLiveness" = "ReachabilityDeadlock" ] || [ "QuasiLiveness" = "UpperBounds" ] || [ "QuasiLiveness" = "QuasiLiveness" ] || [ "QuasiLiveness" = "StableMarking" ] || [ "QuasiLiveness" = "Liveness" ] || [ "QuasiLiveness" = "OneSafe" ] || [ "QuasiLiveness" = "StateSpace" ]; then
rm -f GenericPropertiesVerdict.xml
fi
pwd
ls -lh

echo
echo "--------------------"
echo "content from stdout:"
echo
echo "=== Data for post analysis generated by BenchKit (invocation template)"
echo
if [ "QuasiLiveness" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "QuasiLiveness" != "StateSpace" ] ; then
echo "The expected result is a vector of booleans"
echo BOOL_VECTOR
else
echo "no data necessary for post analysis"
fi
echo
if [ -f "QuasiLiveness.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property QuasiLiveness.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "QuasiLiveness.xml" ] ; then # for cunf (txt files deleted;-)
echo echo "here is the order used to build the result vector(from xml file)"
for x in $(grep '' QuasiLiveness.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "QuasiLiveness" = "ReachabilityDeadlock" ] || [ "QuasiLiveness" = "QuasiLiveness" ] || [ "QuasiLiveness" = "StableMarking" ] || [ "QuasiLiveness" = "Liveness" ] || [ "QuasiLiveness" = "OneSafe" ] ; then
echo "FORMULA_NAME QuasiLiveness"
fi
echo
echo "=== Now, execution of the tool begins"
echo
echo -n "BK_START "
date -u +%s%3N
echo
timeout -s 9 $BK_TIME_CONFINEMENT bash -c "/home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n \"BK_STOP \" ; date -u +%s%3N"
if [ $? -eq 137 ] ; then
echo
echo "BK_TIME_CONFINEMENT_REACHED"
fi
echo
echo "--------------------"
echo "content from stderr:"
echo
cat STDERR ;