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.r320-tall-171662352000067.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 QuasiCertifProtocol-PT-32, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r320-tall-171662352000067
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 5.0M
-rw-r--r-- 1 mcc users 80K Apr 13 04:10 CTLCardinality.txt
-rw-r--r-- 1 mcc users 499K Apr 13 04:10 CTLCardinality.xml
-rw-r--r-- 1 mcc users 24K Apr 13 03:48 CTLFireability.txt
-rw-r--r-- 1 mcc users 148K Apr 13 03:48 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 18 16:43 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 49K Apr 23 07:44 LTLCardinality.txt
-rw-r--r-- 1 mcc users 216K Apr 23 07:44 LTLCardinality.xml
-rw-r--r-- 1 mcc users 8.2K Apr 23 07:44 LTLFireability.txt
-rw-r--r-- 1 mcc users 45K Apr 23 07:44 LTLFireability.xml
-rw-r--r-- 1 mcc users 387K Apr 13 04:34 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 2.3M Apr 13 04:34 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 40K Apr 13 04:13 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 236K Apr 13 04:13 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 2.9K Apr 23 07:44 UpperBounds.txt
-rw-r--r-- 1 mcc users 7.5K Apr 23 07:44 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 May 18 16:43 equiv_col
-rw-r--r-- 1 mcc users 3 May 18 16:43 instance
-rw-r--r-- 1 mcc users 6 May 18 16:43 iscolored
-rw-r--r-- 1 mcc users 942K May 18 16:43 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 1716752039144

Invoking MCC driver with
BK_TOOL=greatspnxred
BK_EXAMINATION=QuasiLiveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=QuasiCertifProtocol-PT-32
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool greatspn
Invoking reducer
Running Version 202405141337
[2024-05-26 19:34:00] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -timeout, 180, -rebuildPNML]
[2024-05-26 19:34:00] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-26 19:34:00] [INFO ] Load time of PNML (sax parser for PT used): 156 ms
[2024-05-26 19:34:00] [INFO ] Transformed 3806 places.
[2024-05-26 19:34:00] [INFO ] Transformed 506 transitions.
[2024-05-26 19:34:00] [INFO ] Parsed PT model containing 3806 places and 506 transitions and 8173 arcs in 265 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 3806/3806 places, 506/506 transitions.
Reduce places removed 70 places and 0 transitions.
Iterating post reduction 0 with 70 rules applied. Total rules applied 70 place count 3736 transition count 506
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 2 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 1 with 4 rules applied. Total rules applied 74 place count 3734 transition count 504
Applied a total of 74 rules in 124 ms. Remains 3734 /3806 variables (removed 72) and now considering 504/506 (removed 2) transitions.
// Phase 1: matrix 504 rows 3734 cols
[2024-05-26 19:34:00] [INFO ] Computed 3232 invariants in 145 ms
[2024-05-26 19:34:08] [INFO ] Implicit Places using invariants in 7800 ms returned []
[2024-05-26 19:34:08] [INFO ] Invariant cache hit.
[2024-05-26 19:34:20] [INFO ] Implicit Places using invariants and state equation in 12087 ms returned [2279, 2280, 2281, 2282, 2283, 2284, 2285, 2286, 2291, 2292, 2295, 2296, 2297, 2298, 2299, 2300, 2301, 2302, 2303, 2304, 2305, 2306, 2307, 2308, 2309, 2310, 2319, 2320, 2321, 2322, 2323, 2324, 2325]
Discarding 33 places :
Implicit Place search using SMT with State Equation took 19926 ms to find 33 implicit places.
Starting structural reductions in LIVENESS mode, iteration 1 : 3701/3806 places, 504/506 transitions.
Applied a total of 0 rules in 30 ms. Remains 3701 /3701 variables (removed 0) and now considering 504/504 (removed 0) transitions.
Finished structural reductions in LIVENESS mode , in 2 iterations and 20098 ms. Remains : 3701/3806 places, 504/506 transitions.
Discarding 71 transitions out of 504. Remains 433
Initial state reduction rules removed 34 formulas.
RANDOM walk for 40000 steps (1071 resets) in 2908 ms. (13 steps per ms) remains 333/399 properties
BEST_FIRST walk for 404 steps (8 resets) in 24 ms. (16 steps per ms) remains 333/333 properties
BEST_FIRST walk for 404 steps (8 resets) in 7 ms. (50 steps per ms) remains 333/333 properties
BEST_FIRST walk for 404 steps (8 resets) in 8 ms. (44 steps per ms) remains 333/333 properties
BEST_FIRST walk for 404 steps (8 resets) in 8 ms. (44 steps per ms) remains 333/333 properties
BEST_FIRST walk for 404 steps (8 resets) in 12 ms. (31 steps per ms) remains 333/333 properties
BEST_FIRST walk for 404 steps (8 resets) in 12 ms. (31 steps per ms) remains 333/333 properties
BEST_FIRST walk for 404 steps (8 resets) in 5 ms. (67 steps per ms) remains 333/333 properties
BEST_FIRST walk for 404 steps (8 resets) in 10 ms. (36 steps per ms) remains 333/333 properties
BEST_FIRST walk for 404 steps (8 resets) in 5 ms. (67 steps per ms) remains 333/333 properties
BEST_FIRST walk for 404 steps (8 resets) in 12 ms. (31 steps per ms) remains 333/333 properties
BEST_FIRST walk for 404 steps (8 resets) in 8 ms. (44 steps per ms) remains 333/333 properties
BEST_FIRST walk for 404 steps (8 resets) in 8 ms. (44 steps per ms) remains 333/333 properties
BEST_FIRST walk for 404 steps (8 resets) in 14 ms. (26 steps per ms) remains 333/333 properties
BEST_FIRST walk for 404 steps (8 resets) in 12 ms. (31 steps per ms) remains 333/333 properties
BEST_FIRST walk for 404 steps (8 resets) in 8 ms. (44 steps per ms) remains 333/333 properties
BEST_FIRST walk for 404 steps (8 resets) in 12 ms. (31 steps per ms) remains 333/333 properties
BEST_FIRST walk for 404 steps (8 resets) in 9 ms. (40 steps per ms) remains 333/333 properties
BEST_FIRST walk for 404 steps (8 resets) in 13 ms. (28 steps per ms) remains 333/333 properties
BEST_FIRST walk for 404 steps (8 resets) in 16 ms. (23 steps per ms) remains 333/333 properties
BEST_FIRST walk for 404 steps (8 resets) in 19 ms. (20 steps per ms) remains 333/333 properties
BEST_FIRST walk for 404 steps (8 resets) in 16 ms. (23 steps per ms) remains 333/333 properties
BEST_FIRST walk for 404 steps (8 resets) in 12 ms. (31 steps per ms) remains 333/333 properties
BEST_FIRST walk for 404 steps (8 resets) in 14 ms. (26 steps per ms) remains 333/333 properties
BEST_FIRST walk for 404 steps (8 resets) in 12 ms. (31 steps per ms) remains 333/333 properties
BEST_FIRST walk for 404 steps (8 resets) in 9 ms. (40 steps per ms) remains 333/333 properties
BEST_FIRST walk for 404 steps (8 resets) in 12 ms. (31 steps per ms) remains 333/333 properties
BEST_FIRST walk for 404 steps (8 resets) in 6 ms. (57 steps per ms) remains 333/333 properties
BEST_FIRST walk for 404 steps (8 resets) in 9 ms. (40 steps per ms) remains 333/333 properties
BEST_FIRST walk for 404 steps (8 resets) in 6 ms. (57 steps per ms) remains 333/333 properties
BEST_FIRST walk for 404 steps (8 resets) in 7 ms. (50 steps per ms) remains 333/333 properties
BEST_FIRST walk for 404 steps (8 resets) in 8 ms. (44 steps per ms) remains 333/333 properties
BEST_FIRST walk for 404 steps (8 resets) in 8 ms. (44 steps per ms) remains 333/333 properties
BEST_FIRST walk for 404 steps (8 resets) in 6 ms. (57 steps per ms) remains 333/333 properties
BEST_FIRST walk for 404 steps (8 resets) in 5 ms. (67 steps per ms) remains 333/333 properties
BEST_FIRST walk for 404 steps (8 resets) in 4 ms. (80 steps per ms) remains 333/333 properties
BEST_FIRST walk for 404 steps (8 resets) in 4 ms. (80 steps per ms) remains 333/333 properties
BEST_FIRST walk for 404 steps (8 resets) in 6 ms. (57 steps per ms) remains 333/333 properties
BEST_FIRST walk for 404 steps (8 resets) in 6 ms. (57 steps per ms) remains 333/333 properties
BEST_FIRST walk for 404 steps (8 resets) in 6 ms. (57 steps per ms) remains 333/333 properties
BEST_FIRST walk for 404 steps (8 resets) in 5 ms. (67 steps per ms) remains 333/333 properties
BEST_FIRST walk for 404 steps (8 resets) in 4 ms. (80 steps per ms) remains 333/333 properties
BEST_FIRST walk for 404 steps (8 resets) in 4 ms. (80 steps per ms) remains 333/333 properties
BEST_FIRST walk for 404 steps (8 resets) in 4 ms. (80 steps per ms) remains 333/333 properties
BEST_FIRST walk for 404 steps (8 resets) in 6 ms. (57 steps per ms) remains 333/333 properties
BEST_FIRST walk for 404 steps (8 resets) in 5 ms. (67 steps per ms) remains 333/333 properties
BEST_FIRST walk for 404 steps (8 resets) in 5 ms. (67 steps per ms) remains 333/333 properties
BEST_FIRST walk for 404 steps (8 resets) in 5 ms. (67 steps per ms) remains 333/333 properties
BEST_FIRST walk for 404 steps (8 resets) in 5 ms. (67 steps per ms) remains 333/333 properties
BEST_FIRST walk for 404 steps (8 resets) in 5 ms. (67 steps per ms) remains 333/333 properties
BEST_FIRST walk for 404 steps (8 resets) in 5 ms. (67 steps per ms) remains 333/333 properties
// Phase 1: matrix 504 rows 3701 cols
[2024-05-26 19:34:22] [INFO ] Computed 3200 invariants in 465 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/3634 variables, 3168/3168 constraints. Problems are: Problem set: 0 solved, 333 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 3634/4205 variables, and 3168 constraints, problems are : Problem set: 0 solved, 333 unsolved in 5042 ms.
Refiners :[Generalized P Invariants (flows): 3168/3200 constraints, State Equation: 0/3701 constraints, PredecessorRefiner: 333/333 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 333 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/3634 variables, 3168/3168 constraints. Problems are: Problem set: 0 solved, 333 unsolved
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 3634/4205 variables, and 3168 constraints, problems are : Problem set: 0 solved, 333 unsolved in 5022 ms.
Refiners :[Generalized P Invariants (flows): 3168/3200 constraints, State Equation: 0/3701 constraints, PredecessorRefiner: 0/333 constraints, Known Traps: 0/0 constraints]
After SMT, in 11345ms problems are : Problem set: 0 solved, 333 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 3634 out of 3701 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 3701/3701 places, 504/504 transitions.
Applied a total of 0 rules in 54 ms. Remains 3701 /3701 variables (removed 0) and now considering 504/504 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 54 ms. Remains : 3701/3701 places, 504/504 transitions.
RANDOM walk for 4000000 steps (107076 resets) in 89386 ms. (44 steps per ms) remains 333/333 properties
BEST_FIRST walk for 40004 steps (40 resets) in 127 ms. (312 steps per ms) remains 333/333 properties
BEST_FIRST walk for 40004 steps (41 resets) in 115 ms. (344 steps per ms) remains 333/333 properties
BEST_FIRST walk for 40004 steps (45 resets) in 121 ms. (327 steps per ms) remains 333/333 properties
BEST_FIRST walk for 40004 steps (46 resets) in 132 ms. (300 steps per ms) remains 333/333 properties
BEST_FIRST walk for 40004 steps (45 resets) in 128 ms. (310 steps per ms) remains 333/333 properties
BEST_FIRST walk for 40004 steps (45 resets) in 138 ms. (287 steps per ms) remains 333/333 properties
BEST_FIRST walk for 40004 steps (44 resets) in 114 ms. (347 steps per ms) remains 333/333 properties
BEST_FIRST walk for 40004 steps (40 resets) in 119 ms. (333 steps per ms) remains 333/333 properties
BEST_FIRST walk for 40004 steps (45 resets) in 118 ms. (336 steps per ms) remains 333/333 properties
BEST_FIRST walk for 40003 steps (46 resets) in 105 ms. (377 steps per ms) remains 333/333 properties
BEST_FIRST walk for 40004 steps (46 resets) in 86 ms. (459 steps per ms) remains 333/333 properties
BEST_FIRST walk for 40004 steps (42 resets) in 80 ms. (493 steps per ms) remains 333/333 properties
BEST_FIRST walk for 40004 steps (42 resets) in 68 ms. (579 steps per ms) remains 333/333 properties
BEST_FIRST walk for 40004 steps (45 resets) in 70 ms. (563 steps per ms) remains 333/333 properties
BEST_FIRST walk for 40004 steps (43 resets) in 69 ms. (571 steps per ms) remains 333/333 properties
BEST_FIRST walk for 40004 steps (40 resets) in 69 ms. (571 steps per ms) remains 333/333 properties
BEST_FIRST walk for 40004 steps (40 resets) in 91 ms. (434 steps per ms) remains 333/333 properties
BEST_FIRST walk for 40004 steps (46 resets) in 87 ms. (454 steps per ms) remains 333/333 properties
BEST_FIRST walk for 40004 steps (43 resets) in 90 ms. (439 steps per ms) remains 333/333 properties
BEST_FIRST walk for 40004 steps (47 resets) in 86 ms. (459 steps per ms) remains 333/333 properties
BEST_FIRST walk for 40004 steps (43 resets) in 88 ms. (449 steps per ms) remains 333/333 properties
BEST_FIRST walk for 40004 steps (47 resets) in 90 ms. (439 steps per ms) remains 333/333 properties
BEST_FIRST walk for 40004 steps (45 resets) in 90 ms. (439 steps per ms) remains 333/333 properties
BEST_FIRST walk for 40004 steps (41 resets) in 91 ms. (434 steps per ms) remains 333/333 properties
BEST_FIRST walk for 40004 steps (46 resets) in 89 ms. (444 steps per ms) remains 333/333 properties
BEST_FIRST walk for 40004 steps (44 resets) in 116 ms. (341 steps per ms) remains 333/333 properties
BEST_FIRST walk for 40003 steps (41 resets) in 103 ms. (384 steps per ms) remains 333/333 properties
BEST_FIRST walk for 40004 steps (48 resets) in 91 ms. (434 steps per ms) remains 333/333 properties
BEST_FIRST walk for 40004 steps (49 resets) in 90 ms. (439 steps per ms) remains 333/333 properties
BEST_FIRST walk for 40004 steps (44 resets) in 92 ms. (430 steps per ms) remains 333/333 properties
BEST_FIRST walk for 40004 steps (43 resets) in 91 ms. (434 steps per ms) remains 333/333 properties
BEST_FIRST walk for 40003 steps (43 resets) in 77 ms. (512 steps per ms) remains 333/333 properties
BEST_FIRST walk for 40004 steps (43 resets) in 92 ms. (430 steps per ms) remains 333/333 properties
BEST_FIRST walk for 40004 steps (45 resets) in 89 ms. (444 steps per ms) remains 333/333 properties
BEST_FIRST walk for 40004 steps (47 resets) in 77 ms. (512 steps per ms) remains 333/333 properties
BEST_FIRST walk for 40004 steps (48 resets) in 70 ms. (563 steps per ms) remains 333/333 properties
BEST_FIRST walk for 40004 steps (43 resets) in 71 ms. (555 steps per ms) remains 333/333 properties
BEST_FIRST walk for 40003 steps (44 resets) in 72 ms. (547 steps per ms) remains 333/333 properties
BEST_FIRST walk for 40004 steps (42 resets) in 70 ms. (563 steps per ms) remains 333/333 properties
BEST_FIRST walk for 40003 steps (45 resets) in 71 ms. (555 steps per ms) remains 333/333 properties
BEST_FIRST walk for 40004 steps (44 resets) in 72 ms. (548 steps per ms) remains 333/333 properties
BEST_FIRST walk for 40004 steps (42 resets) in 67 ms. (588 steps per ms) remains 333/333 properties
BEST_FIRST walk for 40004 steps (47 resets) in 70 ms. (563 steps per ms) remains 333/333 properties
BEST_FIRST walk for 40004 steps (44 resets) in 72 ms. (548 steps per ms) remains 333/333 properties
BEST_FIRST walk for 40003 steps (44 resets) in 72 ms. (547 steps per ms) remains 333/333 properties
BEST_FIRST walk for 40004 steps (48 resets) in 69 ms. (571 steps per ms) remains 333/333 properties
BEST_FIRST walk for 40003 steps (41 resets) in 69 ms. (571 steps per ms) remains 333/333 properties
BEST_FIRST walk for 40004 steps (42 resets) in 68 ms. (579 steps per ms) remains 333/333 properties
BEST_FIRST walk for 40003 steps (44 resets) in 69 ms. (571 steps per ms) remains 333/333 properties
BEST_FIRST walk for 40004 steps (42 resets) in 73 ms. (540 steps per ms) remains 333/333 properties
Probabilistic random walk after 10000001 steps, saw 1084268 distinct states, run finished after 66382 ms. (steps per millisecond=150 ) properties seen :0
[2024-05-26 19:36:03] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/3634 variables, 3168/3168 constraints. Problems are: Problem set: 0 solved, 333 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/3634 variables, 0/3168 constraints. Problems are: Problem set: 0 solved, 333 unsolved
At refinement iteration 2 (OVERLAPS) 33/3667 variables, 32/3200 constraints. Problems are: Problem set: 0 solved, 333 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 3667/4205 variables, and 3200 constraints, problems are : Problem set: 0 solved, 333 unsolved in 45022 ms.
Refiners :[Generalized P Invariants (flows): 3200/3200 constraints, State Equation: 0/3701 constraints, PredecessorRefiner: 333/333 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 333 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/3634 variables, 3168/3168 constraints. Problems are: Problem set: 0 solved, 333 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/3634 variables, 0/3168 constraints. Problems are: Problem set: 0 solved, 333 unsolved
At refinement iteration 2 (OVERLAPS) 33/3667 variables, 32/3200 constraints. Problems are: Problem set: 0 solved, 333 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/3667 variables, 0/3200 constraints. Problems are: Problem set: 0 solved, 333 unsolved
At refinement iteration 4 (OVERLAPS) 504/4171 variables, 3667/6867 constraints. Problems are: Problem set: 0 solved, 333 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 4171/4205 variables, and 7200 constraints, problems are : Problem set: 0 solved, 333 unsolved in 45250 ms.
Refiners :[Generalized P Invariants (flows): 3200/3200 constraints, State Equation: 3667/3701 constraints, PredecessorRefiner: 333/333 constraints, Known Traps: 0/0 constraints]
After SMT, in 91005ms problems are : Problem set: 0 solved, 333 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 3634 out of 3701 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 3701/3701 places, 504/504 transitions.
Applied a total of 0 rules in 29 ms. Remains 3701 /3701 variables (removed 0) and now considering 504/504 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 29 ms. Remains : 3701/3701 places, 504/504 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 3701/3701 places, 504/504 transitions.
Applied a total of 0 rules in 25 ms. Remains 3701 /3701 variables (removed 0) and now considering 504/504 (removed 0) transitions.
[2024-05-26 19:37:34] [INFO ] Invariant cache hit.
[2024-05-26 19:37:35] [INFO ] Implicit Places using invariants in 1099 ms returned []
[2024-05-26 19:37:35] [INFO ] Invariant cache hit.
[2024-05-26 19:37:38] [INFO ] Implicit Places using invariants and state equation in 2306 ms returned []
Implicit Place search using SMT with State Equation took 3419 ms to find 0 implicit places.
[2024-05-26 19:37:38] [INFO ] Redundant transitions in 52 ms returned []
Running 470 sub problems to find dead transitions.
[2024-05-26 19:37:38] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/3700 variables, 3200/3200 constraints. Problems are: Problem set: 0 solved, 470 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 3700/4205 variables, and 3200 constraints, problems are : Problem set: 0 solved, 470 unsolved in 30028 ms.
Refiners :[Generalized P Invariants (flows): 3200/3200 constraints, State Equation: 0/3701 constraints, PredecessorRefiner: 470/470 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 470 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/3700 variables, 3200/3200 constraints. Problems are: Problem set: 0 solved, 470 unsolved
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 3700/4205 variables, and 3200 constraints, problems are : Problem set: 0 solved, 470 unsolved in 30033 ms.
Refiners :[Generalized P Invariants (flows): 3200/3200 constraints, State Equation: 0/3701 constraints, PredecessorRefiner: 0/470 constraints, Known Traps: 0/0 constraints]
After SMT, in 60931ms problems are : Problem set: 0 solved, 470 unsolved
Search for dead transitions found 0 dead transitions in 60936ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 64450 ms. Remains : 3701/3701 places, 504/504 transitions.
RANDOM walk for 3832406 steps (102592 resets) in 110942 ms. (34 steps per ms) remains 333/333 properties
BEST_FIRST walk for 40003 steps (42 resets) in 106 ms. (373 steps per ms) remains 333/333 properties
BEST_FIRST walk for 40004 steps (42 resets) in 133 ms. (298 steps per ms) remains 333/333 properties
BEST_FIRST walk for 40003 steps (45 resets) in 102 ms. (388 steps per ms) remains 333/333 properties
BEST_FIRST walk for 40004 steps (43 resets) in 148 ms. (268 steps per ms) remains 333/333 properties
BEST_FIRST walk for 40004 steps (44 resets) in 173 ms. (229 steps per ms) remains 333/333 properties
BEST_FIRST walk for 40004 steps (46 resets) in 109 ms. (363 steps per ms) remains 333/333 properties
BEST_FIRST walk for 40004 steps (47 resets) in 83 ms. (476 steps per ms) remains 333/333 properties
BEST_FIRST walk for 40004 steps (45 resets) in 91 ms. (434 steps per ms) remains 333/333 properties
BEST_FIRST walk for 40004 steps (42 resets) in 102 ms. (388 steps per ms) remains 333/333 properties
BEST_FIRST walk for 40004 steps (45 resets) in 105 ms. (377 steps per ms) remains 333/333 properties
BEST_FIRST walk for 40003 steps (45 resets) in 98 ms. (404 steps per ms) remains 333/333 properties
BEST_FIRST walk for 40003 steps (43 resets) in 85 ms. (465 steps per ms) remains 333/333 properties
BEST_FIRST walk for 40004 steps (43 resets) in 94 ms. (421 steps per ms) remains 333/333 properties
BEST_FIRST walk for 40004 steps (45 resets) in 94 ms. (421 steps per ms) remains 333/333 properties
BEST_FIRST walk for 40004 steps (42 resets) in 89 ms. (444 steps per ms) remains 333/333 properties
BEST_FIRST walk for 40004 steps (43 resets) in 85 ms. (465 steps per ms) remains 333/333 properties
BEST_FIRST walk for 40003 steps (45 resets) in 131 ms. (303 steps per ms) remains 333/333 properties
BEST_FIRST walk for 40004 steps (44 resets) in 134 ms. (296 steps per ms) remains 333/333 properties
BEST_FIRST walk for 40003 steps (44 resets) in 145 ms. (273 steps per ms) remains 333/333 properties
BEST_FIRST walk for 40004 steps (45 resets) in 327 ms. (121 steps per ms) remains 333/333 properties
BEST_FIRST walk for 40004 steps (46 resets) in 150 ms. (264 steps per ms) remains 333/333 properties
BEST_FIRST walk for 40003 steps (46 resets) in 156 ms. (254 steps per ms) remains 333/333 properties
BEST_FIRST walk for 40004 steps (41 resets) in 146 ms. (272 steps per ms) remains 333/333 properties
BEST_FIRST walk for 40004 steps (47 resets) in 131 ms. (303 steps per ms) remains 333/333 properties
BEST_FIRST walk for 40004 steps (45 resets) in 198 ms. (201 steps per ms) remains 333/333 properties
BEST_FIRST walk for 40004 steps (47 resets) in 115 ms. (344 steps per ms) remains 333/333 properties
BEST_FIRST walk for 40004 steps (45 resets) in 140 ms. (283 steps per ms) remains 333/333 properties
BEST_FIRST walk for 40003 steps (46 resets) in 124 ms. (320 steps per ms) remains 333/333 properties
BEST_FIRST walk for 40004 steps (50 resets) in 119 ms. (333 steps per ms) remains 333/333 properties
BEST_FIRST walk for 40003 steps (40 resets) in 137 ms. (289 steps per ms) remains 333/333 properties
BEST_FIRST walk for 40004 steps (47 resets) in 145 ms. (274 steps per ms) remains 333/333 properties
BEST_FIRST walk for 40004 steps (48 resets) in 133 ms. (298 steps per ms) remains 333/333 properties
BEST_FIRST walk for 40004 steps (43 resets) in 109 ms. (363 steps per ms) remains 333/333 properties
BEST_FIRST walk for 40004 steps (44 resets) in 105 ms. (377 steps per ms) remains 333/333 properties
BEST_FIRST walk for 40004 steps (44 resets) in 105 ms. (377 steps per ms) remains 333/333 properties
BEST_FIRST walk for 40003 steps (44 resets) in 104 ms. (380 steps per ms) remains 333/333 properties
BEST_FIRST walk for 40004 steps (45 resets) in 100 ms. (396 steps per ms) remains 333/333 properties
BEST_FIRST walk for 40004 steps (45 resets) in 131 ms. (303 steps per ms) remains 333/333 properties
BEST_FIRST walk for 40004 steps (47 resets) in 122 ms. (325 steps per ms) remains 333/333 properties
BEST_FIRST walk for 40004 steps (45 resets) in 105 ms. (377 steps per ms) remains 333/333 properties
BEST_FIRST walk for 40004 steps (47 resets) in 86 ms. (459 steps per ms) remains 333/333 properties
BEST_FIRST walk for 40004 steps (45 resets) in 100 ms. (396 steps per ms) remains 333/333 properties
BEST_FIRST walk for 40004 steps (47 resets) in 96 ms. (412 steps per ms) remains 333/333 properties
BEST_FIRST walk for 40004 steps (43 resets) in 110 ms. (360 steps per ms) remains 333/333 properties
BEST_FIRST walk for 40004 steps (45 resets) in 89 ms. (444 steps per ms) remains 333/333 properties
BEST_FIRST walk for 40004 steps (42 resets) in 81 ms. (487 steps per ms) remains 333/333 properties
BEST_FIRST walk for 40004 steps (42 resets) in 115 ms. (344 steps per ms) remains 333/333 properties
BEST_FIRST walk for 40004 steps (38 resets) in 115 ms. (344 steps per ms) remains 333/333 properties
BEST_FIRST walk for 40004 steps (45 resets) in 102 ms. (388 steps per ms) remains 333/333 properties
BEST_FIRST walk for 40004 steps (40 resets) in 101 ms. (392 steps per ms) remains 333/333 properties
Probabilistic random walk after 10000001 steps, saw 1084268 distinct states, run finished after 83576 ms. (steps per millisecond=119 ) properties seen :0
[2024-05-26 19:40:35] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/3634 variables, 3168/3168 constraints. Problems are: Problem set: 0 solved, 333 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/3634 variables, 0/3168 constraints. Problems are: Problem set: 0 solved, 333 unsolved
At refinement iteration 2 (OVERLAPS) 33/3667 variables, 32/3200 constraints. Problems are: Problem set: 0 solved, 333 unsolved
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
At refinement iteration 3 (INCLUDED_ONLY) 0/3667 variables, 0/3200 constraints. Problems are: Problem set: 0 solved, 333 unsolved
SMT process timed out in 75760ms, After SMT, problems are : Problem set: 0 solved, 333 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 3634 out of 3701 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 3701/3701 places, 504/504 transitions.
Applied a total of 0 rules in 24 ms. Remains 3701 /3701 variables (removed 0) and now considering 504/504 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 24 ms. Remains : 3701/3701 places, 504/504 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 3701/3701 places, 504/504 transitions.
Applied a total of 0 rules in 22 ms. Remains 3701 /3701 variables (removed 0) and now considering 504/504 (removed 0) transitions.
[2024-05-26 19:41:51] [INFO ] Invariant cache hit.
[2024-05-26 19:41:52] [INFO ] Implicit Places using invariants in 1088 ms returned []
[2024-05-26 19:41:52] [INFO ] Invariant cache hit.
[2024-05-26 19:41:54] [INFO ] Implicit Places using invariants and state equation in 2324 ms returned []
Implicit Place search using SMT with State Equation took 3427 ms to find 0 implicit places.
[2024-05-26 19:41:54] [INFO ] Redundant transitions in 53 ms returned []
Running 470 sub problems to find dead transitions.
[2024-05-26 19:41:54] [INFO ] Invariant cache hit.
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
At refinement iteration 0 (INCLUDED_ONLY) 0/3700 variables, 3200/3200 constraints. Problems are: Problem set: 0 solved, 470 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 3700/4205 variables, and 3200 constraints, problems are : Problem set: 0 solved, 470 unsolved in 30021 ms.
Refiners :[Generalized P Invariants (flows): 3200/3200 constraints, State Equation: 0/3701 constraints, PredecessorRefiner: 470/470 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 470 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/3700 variables, 3200/3200 constraints. Problems are: Problem set: 0 solved, 470 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 3700/4205 variables, and 3200 constraints, problems are : Problem set: 0 solved, 470 unsolved in 30020 ms.
Refiners :[Generalized P Invariants (flows): 3200/3200 constraints, State Equation: 0/3701 constraints, PredecessorRefiner: 0/470 constraints, Known Traps: 0/0 constraints]
After SMT, in 60964ms problems are : Problem set: 0 solved, 470 unsolved
Search for dead transitions found 0 dead transitions in 60970ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 64481 ms. Remains : 3701/3701 places, 504/504 transitions.
Unable to solve all queries for examination QuasiLiveness. Remains :333 assertions to prove.
No /home/mcc/execution/QuasiLiveness.xml examination file found. Proceeding without properties.
Parsed 333 properties from file /home/mcc/execution/QuasiLiveness.xml in 1 ms.
Working with output stream class java.io.PrintStream
Total runtime 535281 ms.
----------------------------------------------------------------------
GreatSPN-meddly tool, MCC 2023
----------------------------------------------------------------------

Running QuasiCertifProtocol-PT-32

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: 3806
TRANSITIONS: 506
COLOR VARS: 0
MEASURES: 0
LOADING TIME: [User 0.051s, Sys 0.008s]


SAVING FILE /home/mcc/execution/model (.net / .def) ...
EXPORT TIME: [User 0.006s, 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: 593
MODEL NAME: /home/mcc/execution/model
3806 places, 506 transitions.

No place bound informations found.
No place bound informations found.
No place bound informations found.
No place bound informations found.
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.

BK_TIME_CONFINEMENT_REACHED

--------------------
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//
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202405141337.jar
++ perl -pe 's/.*\.//g'
+ 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
MEDDLY ERROR: Insufficient memory

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="QuasiCertifProtocol-PT-32"
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 QuasiCertifProtocol-PT-32, 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 r320-tall-171662352000067"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/QuasiCertifProtocol-PT-32.tgz
mv QuasiCertifProtocol-PT-32 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 ;