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.r586-smll-171734923700022.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 MedleyA-PT-05, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r586-smll-171734923700022
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 456K
-rw-r--r-- 1 mcc users 6.7K Jun 2 17:16 CTLCardinality.txt
-rw-r--r-- 1 mcc users 73K Jun 2 17:16 CTLCardinality.xml
-rw-r--r-- 1 mcc users 4.6K Jun 2 17:16 CTLFireability.txt
-rw-r--r-- 1 mcc users 41K Jun 2 17:16 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.8K Jun 2 17:12 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K Jun 2 17:12 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.1K Jun 2 17:12 LTLFireability.txt
-rw-r--r-- 1 mcc users 15K Jun 2 17:12 LTLFireability.xml
-rw-r--r-- 1 mcc users 1 Jun 2 16:33 NewModel
-rw-r--r-- 1 mcc users 11K Jun 2 17:16 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 116K Jun 2 17:16 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 4.5K Jun 2 17:16 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 30K Jun 2 17:16 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.5K Jun 2 17:12 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K Jun 2 17:12 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Jun 2 16:33 equiv_col
-rw-r--r-- 1 mcc users 3 Jun 2 16:33 instance
-rw-r--r-- 1 mcc users 6 Jun 2 16:33 iscolored
-rw-r--r-- 1 mcc users 75K Jun 2 16:33 model.pnml

--------------------
content from stdout:

=== Data for post analysis generated by BenchKit (invocation template)

The expected result is a vector of booleans
BOOL_VECTOR

FORMULA_NAME QuasiLiveness

=== Now, execution of the tool begins

BK_START 1717351738970

Invoking MCC driver with
BK_TOOL=greatspnxred
BK_EXAMINATION=QuasiLiveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=MedleyA-PT-05
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool greatspn
Invoking reducer
Running Version 202405141337
[2024-06-02 18:09:01] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -timeout, 180, -rebuildPNML]
[2024-06-02 18:09:01] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-06-02 18:09:01] [INFO ] Load time of PNML (sax parser for PT used): 149 ms
[2024-06-02 18:09:01] [INFO ] Transformed 115 places.
[2024-06-02 18:09:01] [INFO ] Transformed 257 transitions.
[2024-06-02 18:09:01] [INFO ] Found NUPN structural information;
[2024-06-02 18:09:01] [INFO ] Parsed PT model containing 115 places and 257 transitions and 1160 arcs in 385 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 115/115 places, 257/257 transitions.
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 0 with 4 rules applied. Total rules applied 4 place count 115 transition count 253
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 5 place count 114 transition count 253
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 1 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 2 with 4 rules applied. Total rules applied 9 place count 112 transition count 251
Performed 29 Post agglomeration using F-continuation condition.Transition count delta: -60
Deduced a syphon composed of 29 places in 1 ms
Reduce places removed 29 places and 0 transitions.
Iterating global reduction 2 with 58 rules applied. Total rules applied 67 place count 83 transition count 311
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 2 with 4 rules applied. Total rules applied 71 place count 83 transition count 307
Applied a total of 71 rules in 90 ms. Remains 83 /115 variables (removed 32) and now considering 307/257 (removed -50) transitions.
[2024-06-02 18:09:02] [INFO ] Flow matrix only has 306 transitions (discarded 1 similar events)
// Phase 1: matrix 306 rows 83 cols
[2024-06-02 18:09:02] [INFO ] Computed 20 invariants in 39 ms
[2024-06-02 18:09:02] [INFO ] Implicit Places using invariants in 464 ms returned []
[2024-06-02 18:09:02] [INFO ] Flow matrix only has 306 transitions (discarded 1 similar events)
[2024-06-02 18:09:02] [INFO ] Invariant cache hit.
[2024-06-02 18:09:02] [INFO ] State equation strengthened by 162 read => feed constraints.
[2024-06-02 18:09:03] [INFO ] Implicit Places using invariants and state equation in 620 ms returned []
Implicit Place search using SMT with State Equation took 1131 ms to find 0 implicit places.
Running 299 sub problems to find dead transitions.
[2024-06-02 18:09:03] [INFO ] Flow matrix only has 306 transitions (discarded 1 similar events)
[2024-06-02 18:09:03] [INFO ] Invariant cache hit.
[2024-06-02 18:09:03] [INFO ] State equation strengthened by 162 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/82 variables, 82/82 constraints. Problems are: Problem set: 0 solved, 299 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/82 variables, 5/87 constraints. Problems are: Problem set: 0 solved, 299 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/82 variables, 0/87 constraints. Problems are: Problem set: 0 solved, 299 unsolved
At refinement iteration 3 (OVERLAPS) 1/83 variables, 15/102 constraints. Problems are: Problem set: 0 solved, 299 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/83 variables, 1/103 constraints. Problems are: Problem set: 0 solved, 299 unsolved
[2024-06-02 18:09:09] [INFO ] Deduced a trap composed of 27 places in 141 ms of which 27 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/83 variables, 1/104 constraints. Problems are: Problem set: 0 solved, 299 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/83 variables, 0/104 constraints. Problems are: Problem set: 0 solved, 299 unsolved
At refinement iteration 7 (OVERLAPS) 305/388 variables, 83/187 constraints. Problems are: Problem set: 0 solved, 299 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/388 variables, 161/348 constraints. Problems are: Problem set: 0 solved, 299 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/388 variables, 0/348 constraints. Problems are: Problem set: 0 solved, 299 unsolved
At refinement iteration 10 (OVERLAPS) 1/389 variables, 1/349 constraints. Problems are: Problem set: 0 solved, 299 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/389 variables, 0/349 constraints. Problems are: Problem set: 0 solved, 299 unsolved
At refinement iteration 12 (OVERLAPS) 0/389 variables, 0/349 constraints. Problems are: Problem set: 0 solved, 299 unsolved
No progress, stopping.
After SMT solving in domain Real declared 389/389 variables, and 349 constraints, problems are : Problem set: 0 solved, 299 unsolved in 26690 ms.
Refiners :[Domain max(s): 83/83 constraints, Positive P Invariants (semi-flows): 15/15 constraints, Generalized P Invariants (flows): 5/5 constraints, State Equation: 83/83 constraints, ReadFeed: 162/162 constraints, PredecessorRefiner: 299/299 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 299 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/82 variables, 82/82 constraints. Problems are: Problem set: 0 solved, 299 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/82 variables, 5/87 constraints. Problems are: Problem set: 0 solved, 299 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/82 variables, 0/87 constraints. Problems are: Problem set: 0 solved, 299 unsolved
At refinement iteration 3 (OVERLAPS) 1/83 variables, 15/102 constraints. Problems are: Problem set: 0 solved, 299 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/83 variables, 1/103 constraints. Problems are: Problem set: 0 solved, 299 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/83 variables, 1/104 constraints. Problems are: Problem set: 0 solved, 299 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/83 variables, 0/104 constraints. Problems are: Problem set: 0 solved, 299 unsolved
At refinement iteration 7 (OVERLAPS) 305/388 variables, 83/187 constraints. Problems are: Problem set: 0 solved, 299 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/388 variables, 161/348 constraints. Problems are: Problem set: 0 solved, 299 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/388 variables, 299/647 constraints. Problems are: Problem set: 0 solved, 299 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/388 variables, 0/647 constraints. Problems are: Problem set: 0 solved, 299 unsolved
At refinement iteration 11 (OVERLAPS) 1/389 variables, 1/648 constraints. Problems are: Problem set: 0 solved, 299 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/389 variables, 0/648 constraints. Problems are: Problem set: 0 solved, 299 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 389/389 variables, and 648 constraints, problems are : Problem set: 0 solved, 299 unsolved in 30041 ms.
Refiners :[Domain max(s): 83/83 constraints, Positive P Invariants (semi-flows): 15/15 constraints, Generalized P Invariants (flows): 5/5 constraints, State Equation: 83/83 constraints, ReadFeed: 162/162 constraints, PredecessorRefiner: 299/299 constraints, Known Traps: 1/1 constraints]
After SMT, in 57795ms problems are : Problem set: 0 solved, 299 unsolved
Search for dead transitions found 0 dead transitions in 57853ms
Starting structural reductions in LIVENESS mode, iteration 1 : 83/115 places, 307/257 transitions.
Finished structural reductions in LIVENESS mode , in 1 iterations and 59129 ms. Remains : 83/115 places, 307/257 transitions.
Discarding 242 transitions out of 307. Remains 65
Initial state reduction rules removed 1 formulas.
RANDOM walk for 40000 steps (4619 resets) in 3184 ms. (12 steps per ms) remains 21/64 properties
BEST_FIRST walk for 4004 steps (67 resets) in 62 ms. (63 steps per ms) remains 21/21 properties
BEST_FIRST walk for 4003 steps (62 resets) in 36 ms. (108 steps per ms) remains 21/21 properties
BEST_FIRST walk for 4003 steps (60 resets) in 44 ms. (88 steps per ms) remains 21/21 properties
BEST_FIRST walk for 4004 steps (55 resets) in 66 ms. (59 steps per ms) remains 21/21 properties
BEST_FIRST walk for 4004 steps (51 resets) in 50 ms. (78 steps per ms) remains 21/21 properties
BEST_FIRST walk for 4004 steps (51 resets) in 45 ms. (87 steps per ms) remains 21/21 properties
BEST_FIRST walk for 4004 steps (60 resets) in 26 ms. (148 steps per ms) remains 21/21 properties
BEST_FIRST walk for 4003 steps (56 resets) in 23 ms. (166 steps per ms) remains 21/21 properties
BEST_FIRST walk for 4004 steps (61 resets) in 17 ms. (222 steps per ms) remains 21/21 properties
BEST_FIRST walk for 4004 steps (57 resets) in 23 ms. (166 steps per ms) remains 21/21 properties
BEST_FIRST walk for 4004 steps (51 resets) in 25 ms. (154 steps per ms) remains 21/21 properties
BEST_FIRST walk for 4004 steps (55 resets) in 28 ms. (138 steps per ms) remains 21/21 properties
BEST_FIRST walk for 4004 steps (64 resets) in 31 ms. (125 steps per ms) remains 21/21 properties
BEST_FIRST walk for 4004 steps (28 resets) in 16 ms. (235 steps per ms) remains 21/21 properties
BEST_FIRST walk for 4002 steps (9 resets) in 13 ms. (285 steps per ms) remains 21/21 properties
BEST_FIRST walk for 4004 steps (25 resets) in 12 ms. (308 steps per ms) remains 20/21 properties
BEST_FIRST walk for 4003 steps (38 resets) in 12 ms. (307 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4002 steps (37 resets) in 13 ms. (285 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4002 steps (62 resets) in 12 ms. (307 steps per ms) remains 19/20 properties
BEST_FIRST walk for 4004 steps (56 resets) in 13 ms. (286 steps per ms) remains 19/19 properties
BEST_FIRST walk for 4004 steps (62 resets) in 13 ms. (286 steps per ms) remains 19/19 properties
[2024-06-02 18:10:02] [INFO ] Flow matrix only has 306 transitions (discarded 1 similar events)
[2024-06-02 18:10:02] [INFO ] Invariant cache hit.
[2024-06-02 18:10:02] [INFO ] State equation strengthened by 162 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/32 variables, 32/32 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/32 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 2 (OVERLAPS) 30/62 variables, 12/44 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/62 variables, 30/74 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/62 variables, 0/74 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 5 (OVERLAPS) 8/70 variables, 3/77 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/70 variables, 8/85 constraints. Problems are: Problem set: 0 solved, 19 unsolved
[2024-06-02 18:10:02] [INFO ] Deduced a trap composed of 24 places in 50 ms of which 2 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/70 variables, 1/86 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/70 variables, 0/86 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 9 (OVERLAPS) 12/82 variables, 5/91 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/82 variables, 12/103 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/82 variables, 0/103 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 12 (OVERLAPS) 305/387 variables, 82/185 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/387 variables, 161/346 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/387 variables, 0/346 constraints. Problems are: Problem set: 0 solved, 19 unsolved
All remaining problems are real, not stopping.
At refinement iteration 15 (OVERLAPS) 1/388 variables, 1/347 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/388 variables, 1/348 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/388 variables, 0/348 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 18 (OVERLAPS) 1/389 variables, 1/349 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/389 variables, 0/349 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 20 (OVERLAPS) 0/389 variables, 0/349 constraints. Problems are: Problem set: 0 solved, 19 unsolved
No progress, stopping.
After SMT solving in domain Real declared 389/389 variables, and 349 constraints, problems are : Problem set: 0 solved, 19 unsolved in 2158 ms.
Refiners :[Domain max(s): 83/83 constraints, Positive P Invariants (semi-flows): 15/15 constraints, Generalized P Invariants (flows): 5/5 constraints, State Equation: 83/83 constraints, ReadFeed: 162/162 constraints, PredecessorRefiner: 19/19 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 19 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/32 variables, 32/32 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/32 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 2 (OVERLAPS) 30/62 variables, 12/44 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/62 variables, 30/74 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/62 variables, 0/74 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 5 (OVERLAPS) 8/70 variables, 3/77 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/70 variables, 8/85 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/70 variables, 1/86 constraints. Problems are: Problem set: 0 solved, 19 unsolved
[2024-06-02 18:10:04] [INFO ] Deduced a trap composed of 25 places in 85 ms of which 1 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/70 variables, 1/87 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/70 variables, 0/87 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 10 (OVERLAPS) 12/82 variables, 5/92 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/82 variables, 12/104 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/82 variables, 0/104 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 13 (OVERLAPS) 305/387 variables, 82/186 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/387 variables, 161/347 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/387 variables, 6/353 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/387 variables, 0/353 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 17 (OVERLAPS) 1/388 variables, 1/354 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/388 variables, 1/355 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/388 variables, 13/368 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/388 variables, 0/368 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 21 (OVERLAPS) 1/389 variables, 1/369 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/389 variables, 0/369 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 23 (OVERLAPS) 0/389 variables, 0/369 constraints. Problems are: Problem set: 0 solved, 19 unsolved
No progress, stopping.
After SMT solving in domain Int declared 389/389 variables, and 369 constraints, problems are : Problem set: 0 solved, 19 unsolved in 2987 ms.
Refiners :[Domain max(s): 83/83 constraints, Positive P Invariants (semi-flows): 15/15 constraints, Generalized P Invariants (flows): 5/5 constraints, State Equation: 83/83 constraints, ReadFeed: 162/162 constraints, PredecessorRefiner: 19/19 constraints, Known Traps: 2/2 constraints]
After SMT, in 5236ms problems are : Problem set: 0 solved, 19 unsolved
Parikh walk visited 16 properties in 4213 ms.
Support contains 7 out of 83 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 83/83 places, 307/307 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 83 transition count 305
Drop transitions (Redundant composition of simpler transitions.) removed 46 transitions
Redundant transition composition rules discarded 46 transitions
Iterating global reduction 1 with 46 rules applied. Total rules applied 48 place count 83 transition count 259
Free-agglomeration rule (complex) applied 15 times.
Iterating global reduction 1 with 15 rules applied. Total rules applied 63 place count 83 transition count 321
Reduce places removed 15 places and 0 transitions.
Ensure Unique test removed 21 transitions
Reduce isomorphic transitions removed 21 transitions.
Iterating post reduction 1 with 36 rules applied. Total rules applied 99 place count 68 transition count 300
Applied a total of 99 rules in 70 ms. Remains 68 /83 variables (removed 15) and now considering 300/307 (removed 7) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 70 ms. Remains : 68/83 places, 300/307 transitions.
RANDOM walk for 4000000 steps (519466 resets) in 23435 ms. (170 steps per ms) remains 1/3 properties
BEST_FIRST walk for 4000003 steps (53302 resets) in 4218 ms. (948 steps per ms) remains 1/1 properties
// Phase 1: matrix 300 rows 68 cols
[2024-06-02 18:10:18] [INFO ] Computed 20 invariants in 11 ms
[2024-06-02 18:10:18] [INFO ] State equation strengthened by 169 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/2 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (OVERLAPS) 10/12 variables, 2/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/12 variables, 10/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/12 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 45/57 variables, 13/27 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/57 variables, 45/72 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/57 variables, 0/72 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 10/67 variables, 5/77 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/67 variables, 10/87 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/67 variables, 0/87 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 300/367 variables, 67/154 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 12 (INCLUDED_ONLY) 0/367 variables, 169/323 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/367 variables, 0/323 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 1/368 variables, 1/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/368 variables, 1/325 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/368 variables, 0/325 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 0/368 variables, 0/325 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 368/368 variables, and 325 constraints, problems are : Problem set: 0 solved, 1 unsolved in 215 ms.
Refiners :[Domain max(s): 68/68 constraints, Positive P Invariants (semi-flows): 15/15 constraints, Generalized P Invariants (flows): 5/5 constraints, State Equation: 68/68 constraints, ReadFeed: 169/169 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/2 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (OVERLAPS) 10/12 variables, 2/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/12 variables, 10/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/12 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 45/57 variables, 13/27 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/57 variables, 45/72 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-06-02 18:10:19] [INFO ] Deduced a trap composed of 17 places in 53 ms of which 1 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/57 variables, 1/73 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/57 variables, 0/73 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 10/67 variables, 5/78 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/67 variables, 10/88 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/67 variables, 0/88 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 300/367 variables, 67/155 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/367 variables, 169/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/367 variables, 1/325 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/367 variables, 0/325 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 1/368 variables, 1/326 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/368 variables, 1/327 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/368 variables, 0/327 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 0/368 variables, 0/327 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 368/368 variables, and 327 constraints, problems are : Problem set: 0 solved, 1 unsolved in 398 ms.
Refiners :[Domain max(s): 68/68 constraints, Positive P Invariants (semi-flows): 15/15 constraints, Generalized P Invariants (flows): 5/5 constraints, State Equation: 68/68 constraints, ReadFeed: 169/169 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints]
After SMT, in 638ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 24 ms.
Support contains 2 out of 68 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 68/68 places, 300/300 transitions.
Partial Free-agglomeration rule applied 2 times.
Drop transitions (Partial Free agglomeration) removed 2 transitions
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 68 transition count 300
Applied a total of 2 rules in 45 ms. Remains 68 /68 variables (removed 0) and now considering 300/300 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 46 ms. Remains : 68/68 places, 300/300 transitions.
RANDOM walk for 2813829 steps (365409 resets) in 19337 ms. (145 steps per ms) remains 0/1 properties
Able to resolve query QuasiLiveness after proving 65 properties.
FORMULA QuasiLiveness TRUE TECHNIQUES RANDOM_WALK PARIKH_WALK BESTFIRST_WALK TOPOLOGICAL INITIAL_STATE
Total runtime 85341 ms.
ITS solved all properties within timeout

BK_STOP 1717351826815

--------------------
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="MedleyA-PT-05"
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 MedleyA-PT-05, 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 r586-smll-171734923700022"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/MedleyA-PT-05.tgz
mv MedleyA-PT-05 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 ;