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-171624283600312.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)
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=====================================================================
Generated by BenchKit 2-5568
Executing tool greatspnxred
Input is DNAwalker-PT-17redondantChoiceL, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r122-smll-171624283600312
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 688K
-rw-r--r-- 1 mcc users 6.8K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 73K May 14 13:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 7.4K May 14 13:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 69K 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 4.0K Apr 22 14:39 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K Apr 22 14:39 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K May 19 07:16 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K May 19 18:13 LTLFireability.xml
-rw-r--r-- 1 mcc users 11K Apr 13 13:58 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 118K Apr 13 13:58 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 11K Apr 13 13:56 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 84K Apr 13 13:56 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K Apr 22 14:39 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.9K 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 19 May 18 16:42 instance
-rw-r--r-- 1 mcc users 6 May 18 16:42 iscolored
-rw-r--r-- 1 mcc users 211K 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 1716337170640

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-17redondantChoiceL
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool greatspn
Invoking reducer
Running Version 202405141337
[2024-05-22 00:19:33] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -timeout, 180, -rebuildPNML]
[2024-05-22 00:19:33] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-22 00:19:33] [INFO ] Load time of PNML (sax parser for PT used): 217 ms
[2024-05-22 00:19:33] [INFO ] Transformed 43 places.
[2024-05-22 00:19:33] [INFO ] Transformed 490 transitions.
[2024-05-22 00:19:33] [INFO ] Parsed PT model containing 43 places and 490 transitions and 1438 arcs in 442 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 43/43 places, 490/490 transitions.
Applied a total of 0 rules in 26 ms. Remains 43 /43 variables (removed 0) and now considering 490/490 (removed 0) transitions.
Running 466 sub problems to find dead transitions.
[2024-05-22 00:19:34] [INFO ] Flow matrix only has 489 transitions (discarded 1 similar events)
// Phase 1: matrix 489 rows 43 cols
[2024-05-22 00:19:34] [INFO ] Computed 0 invariants in 51 ms
[2024-05-22 00:19:34] [INFO ] State equation strengthened by 161 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/33 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 466 unsolved
At refinement iteration 1 (OVERLAPS) 478/511 variables, 33/33 constraints. Problems are: Problem set: 0 solved, 466 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/511 variables, 160/193 constraints. Problems are: Problem set: 0 solved, 466 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/511 variables, 0/193 constraints. Problems are: Problem set: 0 solved, 466 unsolved
At refinement iteration 4 (OVERLAPS) 20/531 variables, 10/203 constraints. Problems are: Problem set: 0 solved, 466 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 531/532 variables, and 203 constraints, problems are : Problem set: 0 solved, 466 unsolved in 20126 ms.
Refiners :[State Equation: 43/43 constraints, ReadFeed: 160/161 constraints, PredecessorRefiner: 466/466 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 466 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/33 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 466 unsolved
At refinement iteration 1 (OVERLAPS) 478/511 variables, 33/33 constraints. Problems are: Problem set: 0 solved, 466 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/511 variables, 160/193 constraints. Problems are: Problem set: 0 solved, 466 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/511 variables, 466/659 constraints. Problems are: Problem set: 0 solved, 466 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/511 variables, 0/659 constraints. Problems are: Problem set: 0 solved, 466 unsolved
SMT process timed out in 41545ms, After SMT, problems are : Problem set: 0 solved, 466 unsolved
Search for dead transitions found 0 dead transitions in 41614ms
[2024-05-22 00:20:15] [INFO ] Flow matrix only has 489 transitions (discarded 1 similar events)
[2024-05-22 00:20:15] [INFO ] Invariant cache hit.
[2024-05-22 00:20:15] [INFO ] Implicit Places using invariants in 117 ms returned []
[2024-05-22 00:20:15] [INFO ] Flow matrix only has 489 transitions (discarded 1 similar events)
[2024-05-22 00:20:15] [INFO ] Invariant cache hit.
[2024-05-22 00:20:15] [INFO ] State equation strengthened by 161 read => feed constraints.
[2024-05-22 00:20:17] [INFO ] Implicit Places using invariants and state equation in 2035 ms returned []
Implicit Place search using SMT with State Equation took 2174 ms to find 0 implicit places.
Running 466 sub problems to find dead transitions.
[2024-05-22 00:20:17] [INFO ] Flow matrix only has 489 transitions (discarded 1 similar events)
[2024-05-22 00:20:17] [INFO ] Invariant cache hit.
[2024-05-22 00:20:17] [INFO ] State equation strengthened by 161 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/33 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 466 unsolved
At refinement iteration 1 (OVERLAPS) 478/511 variables, 33/33 constraints. Problems are: Problem set: 0 solved, 466 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/511 variables, 160/193 constraints. Problems are: Problem set: 0 solved, 466 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/511 variables, 0/193 constraints. Problems are: Problem set: 0 solved, 466 unsolved
At refinement iteration 4 (OVERLAPS) 20/531 variables, 10/203 constraints. Problems are: Problem set: 0 solved, 466 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/531 variables, 0/203 constraints. Problems are: Problem set: 0 solved, 466 unsolved
SMT process timed out in 30761ms, After SMT, problems are : Problem set: 0 solved, 466 unsolved
Search for dead transitions found 0 dead transitions in 30775ms
Finished structural reductions in LIVENESS mode , in 1 iterations and 74727 ms. Remains : 43/43 places, 490/490 transitions.
Discarding 10 transitions out of 490. Remains 480
Initial state reduction rules removed 14 formulas.
RANDOM walk for 40000 steps (1535 resets) in 2878 ms. (13 steps per ms) remains 5/466 properties
BEST_FIRST walk for 40004 steps (127 resets) in 232 ms. (171 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40004 steps (125 resets) in 148 ms. (268 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40004 steps (119 resets) in 121 ms. (327 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40004 steps (115 resets) in 100 ms. (396 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40004 steps (117 resets) in 82 ms. (481 steps per ms) remains 5/5 properties
[2024-05-22 00:20:49] [INFO ] Flow matrix only has 489 transitions (discarded 1 similar events)
[2024-05-22 00:20:49] [INFO ] Invariant cache hit.
[2024-05-22 00:20:49] [INFO ] State equation strengthened by 161 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 107/113 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/113 variables, 16/22 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/113 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (OVERLAPS) 289/402 variables, 14/36 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/402 variables, 72/108 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/402 variables, 0/108 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 7 (OVERLAPS) 117/519 variables, 16/124 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/519 variables, 72/196 constraints. Problems are: Problem set: 0 solved, 5 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (INCLUDED_ONLY) 0/519 variables, 0/196 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 10 (OVERLAPS) 12/531 variables, 7/203 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/531 variables, 0/203 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 12 (OVERLAPS) 1/532 variables, 1/204 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/532 variables, 0/204 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 14 (OVERLAPS) 0/532 variables, 0/204 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Real declared 532/532 variables, and 204 constraints, problems are : Problem set: 0 solved, 5 unsolved in 682 ms.
Refiners :[State Equation: 43/43 constraints, ReadFeed: 161/161 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 5 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 107/113 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/113 variables, 16/22 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/113 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (OVERLAPS) 289/402 variables, 14/36 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/402 variables, 72/108 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/402 variables, 5/113 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/402 variables, 0/113 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 8 (OVERLAPS) 117/519 variables, 16/129 constraints. Problems are: Problem set: 0 solved, 5 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 519/532 variables, and 201 constraints, problems are : Problem set: 0 solved, 5 unsolved in 4143 ms.
Refiners :[State Equation: 36/43 constraints, ReadFeed: 160/161 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints]
After SMT, in 4844ms problems are : Problem set: 0 solved, 5 unsolved
Fused 5 Parikh solutions to 3 different solutions.
Parikh walk visited 0 properties in 1075 ms.
Support contains 6 out of 43 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 43/43 places, 490/490 transitions.
Graph (complete) has 478 edges and 43 vertex of which 41 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.2 ms
Discarding 2 places :
Also discarding 2 output transitions
Drop transitions (Output transitions of discarded places.) removed 2 transitions
Drop transitions (Empty/Sink Transition effects.) removed 22 transitions
Reduce isomorphic transitions removed 22 transitions.
Iterating post reduction 0 with 22 rules applied. Total rules applied 23 place count 41 transition count 466
Reduce places removed 9 places and 9 transitions.
Iterating global reduction 1 with 9 rules applied. Total rules applied 32 place count 32 transition count 457
Applied a total of 32 rules in 97 ms. Remains 32 /43 variables (removed 11) and now considering 457/490 (removed 33) transitions.
Running 452 sub problems to find dead transitions.
// Phase 1: matrix 457 rows 32 cols
[2024-05-22 00:20:55] [INFO ] Computed 0 invariants in 10 ms
[2024-05-22 00:20:55] [INFO ] State equation strengthened by 16 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/31 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 452 unsolved
At refinement iteration 1 (OVERLAPS) 457/488 variables, 31/31 constraints. Problems are: Problem set: 0 solved, 452 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/488 variables, 16/47 constraints. Problems are: Problem set: 0 solved, 452 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/488 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 452 unsolved
At refinement iteration 4 (OVERLAPS) 1/489 variables, 1/48 constraints. Problems are: Problem set: 0 solved, 452 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/489 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 452 unsolved
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
At refinement iteration 6 (OVERLAPS) 0/489 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 452 unsolved
No progress, stopping.
After SMT solving in domain Real declared 489/489 variables, and 48 constraints, problems are : Problem set: 0 solved, 452 unsolved in 20025 ms.
Refiners :[State Equation: 32/32 constraints, ReadFeed: 16/16 constraints, PredecessorRefiner: 452/452 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 452 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/31 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 452 unsolved
At refinement iteration 1 (OVERLAPS) 457/488 variables, 31/31 constraints. Problems are: Problem set: 0 solved, 452 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/488 variables, 16/47 constraints. Problems are: Problem set: 0 solved, 452 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 488/489 variables, and 499 constraints, problems are : Problem set: 0 solved, 452 unsolved in 20125 ms.
Refiners :[State Equation: 31/32 constraints, ReadFeed: 16/16 constraints, PredecessorRefiner: 452/452 constraints, Known Traps: 0/0 constraints]
After SMT, in 40756ms problems are : Problem set: 0 solved, 452 unsolved
Search for dead transitions found 0 dead transitions in 40763ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 40863 ms. Remains : 32/43 places, 457/490 transitions.
RANDOM walk for 4000000 steps (139329 resets) in 23006 ms. (173 steps per ms) remains 5/5 properties
BEST_FIRST walk for 4000004 steps (15546 resets) in 4376 ms. (913 steps per ms) remains 5/5 properties
BEST_FIRST walk for 4000003 steps (15567 resets) in 4418 ms. (905 steps per ms) remains 5/5 properties
BEST_FIRST walk for 4000004 steps (15435 resets) in 4437 ms. (901 steps per ms) remains 5/5 properties
BEST_FIRST walk for 4000004 steps (15399 resets) in 4535 ms. (881 steps per ms) remains 5/5 properties
BEST_FIRST walk for 4000003 steps (15705 resets) in 4486 ms. (891 steps per ms) remains 5/5 properties
Interrupted probabilistic random walk after 4730388 steps, run timeout after 33001 ms. (steps per millisecond=143 ) properties seen :0 out of 5
Probabilistic random walk after 4730388 steps, saw 1263671 distinct states, run finished after 33011 ms. (steps per millisecond=143 ) properties seen :0
[2024-05-22 00:22:21] [INFO ] Invariant cache hit.
[2024-05-22 00:22:21] [INFO ] State equation strengthened by 16 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 107/113 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/113 variables, 16/22 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/113 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (OVERLAPS) 284/397 variables, 14/36 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/397 variables, 0/36 constraints. Problems are: Problem set: 0 solved, 5 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (OVERLAPS) 92/489 variables, 12/48 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/489 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 8 (OVERLAPS) 0/489 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Real declared 489/489 variables, and 48 constraints, problems are : Problem set: 0 solved, 5 unsolved in 313 ms.
Refiners :[State Equation: 32/32 constraints, ReadFeed: 16/16 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 5 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 107/113 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/113 variables, 16/22 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/113 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (OVERLAPS) 284/397 variables, 14/36 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/397 variables, 5/41 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/397 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 5 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 489/489 variables, and 53 constraints, problems are : Problem set: 0 solved, 5 unsolved in 45004 ms.
Refiners :[State Equation: 32/32 constraints, ReadFeed: 16/16 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints]
After SMT, in 45329ms problems are : Problem set: 0 solved, 5 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 6 out of 32 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 32/32 places, 457/457 transitions.
Applied a total of 0 rules in 12 ms. Remains 32 /32 variables (removed 0) and now considering 457/457 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 13 ms. Remains : 32/32 places, 457/457 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 32/32 places, 457/457 transitions.
Applied a total of 0 rules in 10 ms. Remains 32 /32 variables (removed 0) and now considering 457/457 (removed 0) transitions.
[2024-05-22 00:23:06] [INFO ] Invariant cache hit.
[2024-05-22 00:23:06] [INFO ] Implicit Places using invariants in 80 ms returned []
[2024-05-22 00:23:06] [INFO ] Invariant cache hit.
[2024-05-22 00:23:06] [INFO ] State equation strengthened by 16 read => feed constraints.
[2024-05-22 00:23:07] [INFO ] Implicit Places using invariants and state equation in 805 ms returned []
Implicit Place search using SMT with State Equation took 889 ms to find 0 implicit places.
[2024-05-22 00:23:07] [INFO ] Redundant transitions in 27 ms returned []
Running 452 sub problems to find dead transitions.
[2024-05-22 00:23:07] [INFO ] Invariant cache hit.
[2024-05-22 00:23:07] [INFO ] State equation strengthened by 16 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/31 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 452 unsolved
At refinement iteration 1 (OVERLAPS) 457/488 variables, 31/31 constraints. Problems are: Problem set: 0 solved, 452 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/488 variables, 16/47 constraints. Problems are: Problem set: 0 solved, 452 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/488 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 452 unsolved
At refinement iteration 4 (OVERLAPS) 1/489 variables, 1/48 constraints. Problems are: Problem set: 0 solved, 452 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/489 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 452 unsolved
At refinement iteration 6 (OVERLAPS) 0/489 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 452 unsolved
No progress, stopping.
After SMT solving in domain Real declared 489/489 variables, and 48 constraints, problems are : Problem set: 0 solved, 452 unsolved in 24595 ms.
Refiners :[State Equation: 32/32 constraints, ReadFeed: 16/16 constraints, PredecessorRefiner: 452/452 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 452 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/31 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 452 unsolved
At refinement iteration 1 (OVERLAPS) 457/488 variables, 31/31 constraints. Problems are: Problem set: 0 solved, 452 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/488 variables, 16/47 constraints. Problems are: Problem set: 0 solved, 452 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/488 variables, 452/499 constraints. Problems are: Problem set: 0 solved, 452 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 488/489 variables, and 499 constraints, problems are : Problem set: 0 solved, 452 unsolved in 30019 ms.
Refiners :[State Equation: 31/32 constraints, ReadFeed: 16/16 constraints, PredecessorRefiner: 452/452 constraints, Known Traps: 0/0 constraints]
After SMT, in 55207ms problems are : Problem set: 0 solved, 452 unsolved
Search for dead transitions found 0 dead transitions in 55212ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 56146 ms. Remains : 32/32 places, 457/457 transitions.
RANDOM walk for 189 steps (4 resets) in 18 ms. (9 steps per ms) remains 0/6 properties
RANDOM walk for 4000000 steps (139359 resets) in 22850 ms. (175 steps per ms) remains 5/5 properties
BEST_FIRST walk for 4000003 steps (15544 resets) in 4853 ms. (824 steps per ms) remains 5/5 properties
BEST_FIRST walk for 4000004 steps (15556 resets) in 4548 ms. (879 steps per ms) remains 5/5 properties
BEST_FIRST walk for 4000004 steps (15431 resets) in 4225 ms. (946 steps per ms) remains 5/5 properties
BEST_FIRST walk for 4000002 steps (15397 resets) in 4238 ms. (943 steps per ms) remains 5/5 properties
BEST_FIRST walk for 4000004 steps (15712 resets) in 4276 ms. (935 steps per ms) remains 5/5 properties
Interrupted probabilistic random walk after 5481924 steps, run timeout after 36001 ms. (steps per millisecond=152 ) properties seen :0 out of 5
Probabilistic random walk after 5481924 steps, saw 1465507 distinct states, run finished after 36002 ms. (steps per millisecond=152 ) properties seen :0
[2024-05-22 00:24:50] [INFO ] Invariant cache hit.
[2024-05-22 00:24:50] [INFO ] State equation strengthened by 16 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 107/113 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/113 variables, 16/22 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/113 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (OVERLAPS) 284/397 variables, 14/36 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/397 variables, 0/36 constraints. Problems are: Problem set: 0 solved, 5 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (OVERLAPS) 92/489 variables, 12/48 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/489 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 8 (OVERLAPS) 0/489 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Real declared 489/489 variables, and 48 constraints, problems are : Problem set: 0 solved, 5 unsolved in 281 ms.
Refiners :[State Equation: 32/32 constraints, ReadFeed: 16/16 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 5 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 107/113 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/113 variables, 16/22 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/113 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (OVERLAPS) 284/397 variables, 14/36 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/397 variables, 5/41 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/397 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 5 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 489/489 variables, and 53 constraints, problems are : Problem set: 0 solved, 5 unsolved in 75006 ms.
Refiners :[State Equation: 32/32 constraints, ReadFeed: 16/16 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints]
After SMT, in 75303ms problems are : Problem set: 0 solved, 5 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 6 out of 32 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 32/32 places, 457/457 transitions.
Applied a total of 0 rules in 14 ms. Remains 32 /32 variables (removed 0) and now considering 457/457 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 14 ms. Remains : 32/32 places, 457/457 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 32/32 places, 457/457 transitions.
Applied a total of 0 rules in 8 ms. Remains 32 /32 variables (removed 0) and now considering 457/457 (removed 0) transitions.
[2024-05-22 00:26:06] [INFO ] Invariant cache hit.
[2024-05-22 00:26:06] [INFO ] Implicit Places using invariants in 85 ms returned []
[2024-05-22 00:26:06] [INFO ] Invariant cache hit.
[2024-05-22 00:26:06] [INFO ] State equation strengthened by 16 read => feed constraints.
[2024-05-22 00:26:07] [INFO ] Implicit Places using invariants and state equation in 1151 ms returned []
Implicit Place search using SMT with State Equation took 1246 ms to find 0 implicit places.
[2024-05-22 00:26:07] [INFO ] Redundant transitions in 15 ms returned []
Running 452 sub problems to find dead transitions.
[2024-05-22 00:26:07] [INFO ] Invariant cache hit.
[2024-05-22 00:26:07] [INFO ] State equation strengthened by 16 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/31 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 452 unsolved
At refinement iteration 1 (OVERLAPS) 457/488 variables, 31/31 constraints. Problems are: Problem set: 0 solved, 452 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/488 variables, 16/47 constraints. Problems are: Problem set: 0 solved, 452 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/488 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 452 unsolved
At refinement iteration 4 (OVERLAPS) 1/489 variables, 1/48 constraints. Problems are: Problem set: 0 solved, 452 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/489 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 452 unsolved
At refinement iteration 6 (OVERLAPS) 0/489 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 452 unsolved
No progress, stopping.
After SMT solving in domain Real declared 489/489 variables, and 48 constraints, problems are : Problem set: 0 solved, 452 unsolved in 19473 ms.
Refiners :[State Equation: 32/32 constraints, ReadFeed: 16/16 constraints, PredecessorRefiner: 452/452 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 452 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/31 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 452 unsolved
At refinement iteration 1 (OVERLAPS) 457/488 variables, 31/31 constraints. Problems are: Problem set: 0 solved, 452 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/488 variables, 16/47 constraints. Problems are: Problem set: 0 solved, 452 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/488 variables, 452/499 constraints. Problems are: Problem set: 0 solved, 452 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/488 variables, 0/499 constraints. Problems are: Problem set: 0 solved, 452 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 489/489 variables, and 500 constraints, problems are : Problem set: 0 solved, 452 unsolved in 30023 ms.
Refiners :[State Equation: 32/32 constraints, ReadFeed: 16/16 constraints, PredecessorRefiner: 452/452 constraints, Known Traps: 0/0 constraints]
After SMT, in 49974ms problems are : Problem set: 0 solved, 452 unsolved
Search for dead transitions found 0 dead transitions in 49981ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 51265 ms. Remains : 32/32 places, 457/457 transitions.
RANDOM walk for 244 steps (6 resets) in 8 ms. (27 steps per ms) remains 0/6 properties
Unable to solve all queries for examination QuasiLiveness. Remains :5 assertions to prove.
No /home/mcc/execution/QuasiLiveness.xml examination file found. Proceeding without properties.
Parsed 5 properties from file /home/mcc/execution/QuasiLiveness.xml in 2 ms.
Working with output stream class java.io.PrintStream
Total runtime 444449 ms.
----------------------------------------------------------------------
GreatSPN-meddly tool, MCC 2023
----------------------------------------------------------------------

Running DNAwalker-PT-17redondantChoiceL

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: 43
TRANSITIONS: 490
COLOR VARS: 0
MEASURES: 0
LOADING TIME: [User 0.015s, Sys 0.005s]


SAVING FILE /home/mcc/execution/model (.net / .def) ...
EXPORT TIME: [User 0.000s, Sys 0.003s]


----------------------------------------------------------------------
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: 608
MODEL NAME: /home/mcc/execution/model
43 places, 490 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 1716337796935

--------------------
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="DNAwalker-PT-17redondantChoiceL"
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-17redondantChoiceL, 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-171624283600312"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/DNAwalker-PT-17redondantChoiceL.tgz
mv DNAwalker-PT-17redondantChoiceL 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 ;