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.r078-tall-171620515500372.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 CloudDeployment-PT-5b, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r078-tall-171620515500372
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1.9M
-rw-r--r-- 1 mcc users 6.4K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 63K May 14 13:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.0K May 14 13:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 42K May 14 13:22 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 18 16:42 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 3.7K Apr 22 14:34 LTLCardinality.txt
-rw-r--r-- 1 mcc users 26K Apr 22 14:34 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.2K May 19 07:14 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K May 19 18:05 LTLFireability.xml
-rw-r--r-- 1 mcc users 13K Apr 11 15:45 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 133K Apr 11 15:45 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 5.7K Apr 11 15:44 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 41K Apr 11 15:44 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Apr 22 14:34 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Apr 22 14:34 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 18 16:42 equiv_col
-rw-r--r-- 1 mcc users 3 May 18 16:42 instance
-rw-r--r-- 1 mcc users 6 May 18 16:42 iscolored
-rw-r--r-- 1 mcc users 1.5M 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 1716273335164

Invoking MCC driver with
BK_TOOL=greatspnxred
BK_EXAMINATION=QuasiLiveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=CloudDeployment-PT-5b
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool greatspn
Invoking reducer
Running Version 202405141337
[2024-05-21 06:35:36] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -timeout, 180, -rebuildPNML]
[2024-05-21 06:35:36] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-21 06:35:36] [INFO ] Load time of PNML (sax parser for PT used): 224 ms
[2024-05-21 06:35:36] [INFO ] Transformed 1525 places.
[2024-05-21 06:35:36] [INFO ] Transformed 3132 transitions.
[2024-05-21 06:35:36] [INFO ] Found NUPN structural information;
[2024-05-21 06:35:36] [INFO ] Parsed PT model containing 1525 places and 3132 transitions and 24760 arcs in 345 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 1525/1525 places, 3132/3132 transitions.
Graph (trivial) has 1546 edges and 1525 vertex of which 420 / 1525 are part of one of the 40 SCC in 8 ms
Free SCC test removed 380 places
Ensure Unique test removed 425 transitions
Reduce isomorphic transitions removed 425 transitions.
Ensure Unique test removed 1 places
Reduce places removed 6 places and 0 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 554 transitions
Trivial Post-agglo rules discarded 554 transitions
Performed 554 trivial Post agglomeration. Transition count delta: 554
Iterating post reduction 0 with 560 rules applied. Total rules applied 561 place count 1139 transition count 2153
Reduce places removed 554 places and 0 transitions.
Iterating post reduction 1 with 554 rules applied. Total rules applied 1115 place count 585 transition count 2153
Performed 20 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 20 Pre rules applied. Total rules applied 1115 place count 585 transition count 2133
Deduced a syphon composed of 20 places in 10 ms
Reduce places removed 20 places and 0 transitions.
Iterating global reduction 2 with 40 rules applied. Total rules applied 1155 place count 565 transition count 2133
Performed 330 Post agglomeration using F-continuation condition.Transition count delta: 330
Deduced a syphon composed of 330 places in 3 ms
Reduce places removed 330 places and 0 transitions.
Iterating global reduction 2 with 660 rules applied. Total rules applied 1815 place count 235 transition count 1803
Ensure Unique test removed 20 transitions
Reduce isomorphic transitions removed 20 transitions.
Iterating post reduction 2 with 20 rules applied. Total rules applied 1835 place count 235 transition count 1783
Performed 30 Post agglomeration using F-continuation condition with reduction of 80 identical transitions.
Deduced a syphon composed of 30 places in 3 ms
Reduce places removed 30 places and 0 transitions.
Iterating global reduction 3 with 60 rules applied. Total rules applied 1895 place count 205 transition count 1928
Applied a total of 1895 rules in 243 ms. Remains 205 /1525 variables (removed 1320) and now considering 1928/3132 (removed 1204) transitions.
[2024-05-21 06:35:36] [INFO ] Flow matrix only has 1734 transitions (discarded 194 similar events)
// Phase 1: matrix 1734 rows 205 cols
[2024-05-21 06:35:36] [INFO ] Computed 15 invariants in 43 ms
[2024-05-21 06:35:38] [INFO ] Implicit Places using invariants in 1609 ms returned []
[2024-05-21 06:35:38] [INFO ] Flow matrix only has 1734 transitions (discarded 194 similar events)
[2024-05-21 06:35:38] [INFO ] Invariant cache hit.
[2024-05-21 06:35:38] [INFO ] State equation strengthened by 306 read => feed constraints.
[2024-05-21 06:35:42] [INFO ] Implicit Places using invariants and state equation in 3541 ms returned []
Implicit Place search using SMT with State Equation took 5183 ms to find 0 implicit places.
Running 1927 sub problems to find dead transitions.
[2024-05-21 06:35:42] [INFO ] Flow matrix only has 1734 transitions (discarded 194 similar events)
[2024-05-21 06:35:42] [INFO ] Invariant cache hit.
[2024-05-21 06:35:42] [INFO ] State equation strengthened by 306 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/204 variables, 204/204 constraints. Problems are: Problem set: 0 solved, 1927 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/204 variables, 15/219 constraints. Problems are: Problem set: 0 solved, 1927 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/204 variables, 0/219 constraints. Problems are: Problem set: 0 solved, 1927 unsolved
At refinement iteration 3 (OVERLAPS) 1733/1937 variables, 204/423 constraints. Problems are: Problem set: 0 solved, 1927 unsolved
SMT process timed out in 50757ms, After SMT, problems are : Problem set: 0 solved, 1927 unsolved
Search for dead transitions found 0 dead transitions in 50806ms
Starting structural reductions in LIVENESS mode, iteration 1 : 205/1525 places, 1928/3132 transitions.
Finished structural reductions in LIVENESS mode , in 1 iterations and 56275 ms. Remains : 205/1525 places, 1928/3132 transitions.
Discarding 646 transitions out of 1928. Remains 1282
Initial state reduction rules removed 1 formulas.
RANDOM walk for 40000 steps (1280 resets) in 4624 ms. (8 steps per ms) remains 1155/1281 properties
BEST_FIRST walk for 124 steps (0 resets) in 8 ms. (13 steps per ms) remains 1155/1155 properties
BEST_FIRST walk for 124 steps (0 resets) in 10 ms. (11 steps per ms) remains 1155/1155 properties
BEST_FIRST walk for 124 steps (0 resets) in 15 ms. (7 steps per ms) remains 1155/1155 properties
BEST_FIRST walk for 124 steps (0 resets) in 11 ms. (10 steps per ms) remains 1155/1155 properties
BEST_FIRST walk for 124 steps (0 resets) in 7 ms. (15 steps per ms) remains 1155/1155 properties
BEST_FIRST walk for 124 steps (0 resets) in 11 ms. (10 steps per ms) remains 1155/1155 properties
BEST_FIRST walk for 124 steps (0 resets) in 6 ms. (17 steps per ms) remains 1155/1155 properties
BEST_FIRST walk for 124 steps (0 resets) in 6 ms. (17 steps per ms) remains 1155/1155 properties
BEST_FIRST walk for 124 steps (0 resets) in 7 ms. (15 steps per ms) remains 1155/1155 properties
BEST_FIRST walk for 124 steps (0 resets) in 8 ms. (13 steps per ms) remains 1155/1155 properties
BEST_FIRST walk for 124 steps (0 resets) in 8 ms. (13 steps per ms) remains 1155/1155 properties
BEST_FIRST walk for 124 steps (0 resets) in 6 ms. (17 steps per ms) remains 1155/1155 properties
BEST_FIRST walk for 124 steps (0 resets) in 5 ms. (20 steps per ms) remains 1155/1155 properties
BEST_FIRST walk for 124 steps (0 resets) in 5 ms. (20 steps per ms) remains 1155/1155 properties
BEST_FIRST walk for 124 steps (0 resets) in 7 ms. (15 steps per ms) remains 1155/1155 properties
BEST_FIRST walk for 124 steps (0 resets) in 6 ms. (17 steps per ms) remains 1155/1155 properties
BEST_FIRST walk for 124 steps (0 resets) in 6 ms. (17 steps per ms) remains 1155/1155 properties
BEST_FIRST walk for 124 steps (0 resets) in 6 ms. (17 steps per ms) remains 1155/1155 properties
BEST_FIRST walk for 124 steps (0 resets) in 7 ms. (15 steps per ms) remains 1155/1155 properties
BEST_FIRST walk for 124 steps (0 resets) in 7 ms. (15 steps per ms) remains 1155/1155 properties
BEST_FIRST walk for 124 steps (0 resets) in 6 ms. (17 steps per ms) remains 1155/1155 properties
BEST_FIRST walk for 124 steps (0 resets) in 7 ms. (15 steps per ms) remains 1155/1155 properties
BEST_FIRST walk for 124 steps (0 resets) in 5 ms. (20 steps per ms) remains 1155/1155 properties
BEST_FIRST walk for 124 steps (0 resets) in 7 ms. (15 steps per ms) remains 1155/1155 properties
BEST_FIRST walk for 124 steps (0 resets) in 7 ms. (15 steps per ms) remains 1155/1155 properties
BEST_FIRST walk for 124 steps (0 resets) in 6 ms. (17 steps per ms) remains 1155/1155 properties
BEST_FIRST walk for 124 steps (0 resets) in 5 ms. (20 steps per ms) remains 1155/1155 properties
BEST_FIRST walk for 124 steps (0 resets) in 5 ms. (20 steps per ms) remains 1155/1155 properties
BEST_FIRST walk for 124 steps (0 resets) in 5 ms. (20 steps per ms) remains 1155/1155 properties
BEST_FIRST walk for 124 steps (0 resets) in 4 ms. (24 steps per ms) remains 1155/1155 properties
BEST_FIRST walk for 124 steps (0 resets) in 5 ms. (20 steps per ms) remains 1155/1155 properties
BEST_FIRST walk for 124 steps (0 resets) in 7 ms. (15 steps per ms) remains 1155/1155 properties
BEST_FIRST walk for 124 steps (0 resets) in 5 ms. (20 steps per ms) remains 1155/1155 properties
BEST_FIRST walk for 124 steps (0 resets) in 4 ms. (24 steps per ms) remains 1155/1155 properties
BEST_FIRST walk for 124 steps (0 resets) in 4 ms. (24 steps per ms) remains 1155/1155 properties
BEST_FIRST walk for 124 steps (0 resets) in 5 ms. (20 steps per ms) remains 1155/1155 properties
BEST_FIRST walk for 124 steps (0 resets) in 5 ms. (20 steps per ms) remains 1155/1155 properties
BEST_FIRST walk for 124 steps (0 resets) in 4 ms. (24 steps per ms) remains 1155/1155 properties
BEST_FIRST walk for 124 steps (0 resets) in 4 ms. (24 steps per ms) remains 1155/1155 properties
BEST_FIRST walk for 124 steps (0 resets) in 7 ms. (15 steps per ms) remains 1155/1155 properties
BEST_FIRST walk for 124 steps (0 resets) in 4 ms. (24 steps per ms) remains 1155/1155 properties
BEST_FIRST walk for 124 steps (0 resets) in 4 ms. (24 steps per ms) remains 1155/1155 properties
BEST_FIRST walk for 124 steps (0 resets) in 5 ms. (20 steps per ms) remains 1155/1155 properties
BEST_FIRST walk for 124 steps (0 resets) in 6 ms. (17 steps per ms) remains 1155/1155 properties
BEST_FIRST walk for 124 steps (0 resets) in 4 ms. (24 steps per ms) remains 1155/1155 properties
BEST_FIRST walk for 124 steps (0 resets) in 5 ms. (20 steps per ms) remains 1155/1155 properties
BEST_FIRST walk for 124 steps (0 resets) in 6 ms. (17 steps per ms) remains 1155/1155 properties
BEST_FIRST walk for 124 steps (0 resets) in 5 ms. (20 steps per ms) remains 1155/1155 properties
BEST_FIRST walk for 124 steps (0 resets) in 4 ms. (24 steps per ms) remains 1155/1155 properties
BEST_FIRST walk for 124 steps (0 resets) in 7 ms. (15 steps per ms) remains 1155/1155 properties
[2024-05-21 06:36:34] [INFO ] Flow matrix only has 1734 transitions (discarded 194 similar events)
[2024-05-21 06:36:34] [INFO ] Invariant cache hit.
[2024-05-21 06:36:34] [INFO ] State equation strengthened by 306 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/169 variables, 169/169 constraints. Problems are: Problem set: 0 solved, 1155 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 169/1939 variables, and 169 constraints, problems are : Problem set: 0 solved, 1155 unsolved in 5023 ms.
Refiners :[Domain max(s): 169/205 constraints, Generalized P Invariants (flows): 0/15 constraints, State Equation: 0/205 constraints, ReadFeed: 0/306 constraints, PredecessorRefiner: 1155/131 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1155 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/169 variables, 169/169 constraints. Problems are: Problem set: 0 solved, 1155 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/169 variables, 0/169 constraints. Problems are: Problem set: 0 solved, 1155 unsolved
At refinement iteration 2 (OVERLAPS) 35/204 variables, 15/184 constraints. Problems are: Problem set: 0 solved, 1155 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/204 variables, 35/219 constraints. Problems are: Problem set: 0 solved, 1155 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 204/1939 variables, and 219 constraints, problems are : Problem set: 0 solved, 1155 unsolved in 5033 ms.
Refiners :[Domain max(s): 204/205 constraints, Generalized P Invariants (flows): 15/15 constraints, State Equation: 0/205 constraints, ReadFeed: 0/306 constraints, PredecessorRefiner: 1024/131 constraints, Known Traps: 0/0 constraints]
After SMT, in 30615ms problems are : Problem set: 0 solved, 1155 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 169 out of 205 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 205/205 places, 1928/1928 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 45 transitions
Reduce isomorphic transitions removed 45 transitions.
Iterating post reduction 0 with 45 rules applied. Total rules applied 45 place count 205 transition count 1883
Drop transitions (Redundant composition of simpler transitions.) removed 100 transitions
Redundant transition composition rules discarded 100 transitions
Iterating global reduction 1 with 100 rules applied. Total rules applied 145 place count 205 transition count 1783
Applied a total of 145 rules in 104 ms. Remains 205 /205 variables (removed 0) and now considering 1783/1928 (removed 145) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 105 ms. Remains : 205/205 places, 1783/1928 transitions.
RANDOM walk for 2251635 steps (71147 resets) in 120004 ms. (18 steps per ms) remains 1145/1155 properties
BEST_FIRST walk for 4004 steps (10 resets) in 51 ms. (77 steps per ms) remains 1145/1145 properties
BEST_FIRST walk for 4004 steps (9 resets) in 37 ms. (105 steps per ms) remains 1145/1145 properties
BEST_FIRST walk for 4004 steps (9 resets) in 20 ms. (190 steps per ms) remains 1145/1145 properties
BEST_FIRST walk for 4004 steps (8 resets) in 22 ms. (174 steps per ms) remains 1145/1145 properties
BEST_FIRST walk for 4004 steps (8 resets) in 21 ms. (182 steps per ms) remains 1145/1145 properties
BEST_FIRST walk for 4004 steps (8 resets) in 20 ms. (190 steps per ms) remains 1145/1145 properties
BEST_FIRST walk for 4002 steps (9 resets) in 22 ms. (174 steps per ms) remains 1145/1145 properties
BEST_FIRST walk for 4004 steps (10 resets) in 19 ms. (200 steps per ms) remains 1145/1145 properties
BEST_FIRST walk for 4003 steps (9 resets) in 29 ms. (133 steps per ms) remains 1145/1145 properties
BEST_FIRST walk for 4004 steps (9 resets) in 23 ms. (166 steps per ms) remains 1145/1145 properties
BEST_FIRST walk for 4004 steps (13 resets) in 30 ms. (129 steps per ms) remains 1145/1145 properties
BEST_FIRST walk for 4004 steps (13 resets) in 23 ms. (166 steps per ms) remains 1145/1145 properties
BEST_FIRST walk for 4004 steps (12 resets) in 26 ms. (148 steps per ms) remains 1145/1145 properties
BEST_FIRST walk for 4003 steps (12 resets) in 28 ms. (138 steps per ms) remains 1145/1145 properties
BEST_FIRST walk for 4004 steps (14 resets) in 26 ms. (148 steps per ms) remains 1145/1145 properties
BEST_FIRST walk for 4004 steps (12 resets) in 34 ms. (114 steps per ms) remains 1145/1145 properties
BEST_FIRST walk for 4004 steps (11 resets) in 23 ms. (166 steps per ms) remains 1145/1145 properties
BEST_FIRST walk for 4004 steps (12 resets) in 29 ms. (133 steps per ms) remains 1145/1145 properties
BEST_FIRST walk for 4004 steps (12 resets) in 25 ms. (154 steps per ms) remains 1145/1145 properties
BEST_FIRST walk for 4004 steps (11 resets) in 24 ms. (160 steps per ms) remains 1145/1145 properties
BEST_FIRST walk for 4004 steps (12 resets) in 27 ms. (143 steps per ms) remains 1145/1145 properties
BEST_FIRST walk for 4004 steps (12 resets) in 21 ms. (182 steps per ms) remains 1145/1145 properties
BEST_FIRST walk for 4004 steps (13 resets) in 28 ms. (138 steps per ms) remains 1145/1145 properties
BEST_FIRST walk for 4004 steps (12 resets) in 26 ms. (148 steps per ms) remains 1145/1145 properties
BEST_FIRST walk for 4004 steps (10 resets) in 27 ms. (143 steps per ms) remains 1145/1145 properties
BEST_FIRST walk for 4004 steps (10 resets) in 21 ms. (182 steps per ms) remains 1145/1145 properties
BEST_FIRST walk for 4004 steps (15 resets) in 26 ms. (148 steps per ms) remains 1145/1145 properties
BEST_FIRST walk for 4004 steps (13 resets) in 25 ms. (154 steps per ms) remains 1145/1145 properties
BEST_FIRST walk for 4004 steps (12 resets) in 25 ms. (154 steps per ms) remains 1145/1145 properties
BEST_FIRST walk for 4004 steps (13 resets) in 37 ms. (105 steps per ms) remains 1145/1145 properties
BEST_FIRST walk for 4004 steps (14 resets) in 28 ms. (138 steps per ms) remains 1145/1145 properties
BEST_FIRST walk for 4004 steps (13 resets) in 29 ms. (133 steps per ms) remains 1145/1145 properties
BEST_FIRST walk for 4003 steps (12 resets) in 25 ms. (153 steps per ms) remains 1145/1145 properties
BEST_FIRST walk for 4004 steps (12 resets) in 29 ms. (133 steps per ms) remains 1145/1145 properties
BEST_FIRST walk for 4004 steps (12 resets) in 24 ms. (160 steps per ms) remains 1145/1145 properties
BEST_FIRST walk for 4002 steps (13 resets) in 27 ms. (142 steps per ms) remains 1145/1145 properties
BEST_FIRST walk for 4004 steps (11 resets) in 26 ms. (148 steps per ms) remains 1145/1145 properties
BEST_FIRST walk for 4004 steps (11 resets) in 23 ms. (166 steps per ms) remains 1145/1145 properties
BEST_FIRST walk for 4003 steps (12 resets) in 28 ms. (138 steps per ms) remains 1145/1145 properties
BEST_FIRST walk for 4004 steps (11 resets) in 25 ms. (154 steps per ms) remains 1145/1145 properties
BEST_FIRST walk for 4004 steps (8 resets) in 33 ms. (117 steps per ms) remains 1145/1145 properties
BEST_FIRST walk for 4004 steps (10 resets) in 27 ms. (143 steps per ms) remains 1145/1145 properties
BEST_FIRST walk for 4003 steps (16 resets) in 28 ms. (138 steps per ms) remains 1145/1145 properties
BEST_FIRST walk for 4003 steps (17 resets) in 27 ms. (142 steps per ms) remains 1145/1145 properties
BEST_FIRST walk for 4003 steps (13 resets) in 30 ms. (129 steps per ms) remains 1145/1145 properties
BEST_FIRST walk for 4004 steps (16 resets) in 25 ms. (154 steps per ms) remains 1145/1145 properties
BEST_FIRST walk for 4004 steps (16 resets) in 30 ms. (129 steps per ms) remains 1145/1145 properties
BEST_FIRST walk for 4004 steps (16 resets) in 31 ms. (125 steps per ms) remains 1145/1145 properties
BEST_FIRST walk for 4004 steps (15 resets) in 24 ms. (160 steps per ms) remains 1145/1145 properties
BEST_FIRST walk for 4004 steps (14 resets) in 23 ms. (166 steps per ms) remains 1145/1145 properties
Probabilistic random walk after 1000000 steps, saw 135875 distinct states, run finished after 16193 ms. (steps per millisecond=61 ) properties seen :0
[2024-05-21 06:37:52] [INFO ] Flow matrix only has 1633 transitions (discarded 150 similar events)
// Phase 1: matrix 1633 rows 205 cols
[2024-05-21 06:37:52] [INFO ] Computed 15 invariants in 24 ms
[2024-05-21 06:37:52] [INFO ] State equation strengthened by 225 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/159 variables, 159/159 constraints. Problems are: Problem set: 0 solved, 1145 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/159 variables, 0/159 constraints. Problems are: Problem set: 0 solved, 1145 unsolved
At refinement iteration 2 (OVERLAPS) 35/194 variables, 15/174 constraints. Problems are: Problem set: 0 solved, 1145 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/194 variables, 35/209 constraints. Problems are: Problem set: 0 solved, 1145 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/194 variables, 0/209 constraints. Problems are: Problem set: 0 solved, 1145 unsolved
At refinement iteration 5 (OVERLAPS) 1632/1826 variables, 194/403 constraints. Problems are: Problem set: 0 solved, 1145 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/1826 variables, 224/627 constraints. Problems are: Problem set: 0 solved, 1145 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1826/1838 variables, and 627 constraints, problems are : Problem set: 0 solved, 1145 unsolved in 45031 ms.
Refiners :[Domain max(s): 194/205 constraints, Generalized P Invariants (flows): 15/15 constraints, State Equation: 194/205 constraints, ReadFeed: 224/225 constraints, PredecessorRefiner: 1145/121 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1145 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/159 variables, 159/159 constraints. Problems are: Problem set: 0 solved, 1145 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/159 variables, 0/159 constraints. Problems are: Problem set: 0 solved, 1145 unsolved
At refinement iteration 2 (OVERLAPS) 35/194 variables, 15/174 constraints. Problems are: Problem set: 0 solved, 1145 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/194 variables, 35/209 constraints. Problems are: Problem set: 0 solved, 1145 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/194 variables, 0/209 constraints. Problems are: Problem set: 0 solved, 1145 unsolved
At refinement iteration 5 (OVERLAPS) 1632/1826 variables, 194/403 constraints. Problems are: Problem set: 0 solved, 1145 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1826 variables, 224/627 constraints. Problems are: Problem set: 0 solved, 1145 unsolved
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1826/1838 variables, and 650 constraints, problems are : Problem set: 0 solved, 1145 unsolved in 45037 ms.
Refiners :[Domain max(s): 194/205 constraints, Generalized P Invariants (flows): 15/15 constraints, State Equation: 194/205 constraints, ReadFeed: 224/225 constraints, PredecessorRefiner: 1047/121 constraints, Known Traps: 0/0 constraints]
After SMT, in 108866ms problems are : Problem set: 0 solved, 1145 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 159 out of 205 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 205/205 places, 1783/1783 transitions.
Applied a total of 0 rules in 26 ms. Remains 205 /205 variables (removed 0) and now considering 1783/1783 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 26 ms. Remains : 205/205 places, 1783/1783 transitions.
RANDOM walk for 1949565 steps (61706 resets) in 120004 ms. (16 steps per ms) remains 1143/1145 properties
BEST_FIRST walk for 4004 steps (8 resets) in 20 ms. (190 steps per ms) remains 1143/1143 properties
BEST_FIRST walk for 4004 steps (10 resets) in 20 ms. (190 steps per ms) remains 1143/1143 properties
BEST_FIRST walk for 4002 steps (8 resets) in 18 ms. (210 steps per ms) remains 1143/1143 properties
BEST_FIRST walk for 4004 steps (8 resets) in 18 ms. (210 steps per ms) remains 1143/1143 properties
BEST_FIRST walk for 4004 steps (12 resets) in 18 ms. (210 steps per ms) remains 1143/1143 properties
BEST_FIRST walk for 4004 steps (9 resets) in 19 ms. (200 steps per ms) remains 1143/1143 properties
BEST_FIRST walk for 4004 steps (8 resets) in 18 ms. (210 steps per ms) remains 1143/1143 properties
BEST_FIRST walk for 4004 steps (8 resets) in 17 ms. (222 steps per ms) remains 1143/1143 properties
BEST_FIRST walk for 4003 steps (9 resets) in 16 ms. (235 steps per ms) remains 1143/1143 properties
BEST_FIRST walk for 4004 steps (8 resets) in 19 ms. (200 steps per ms) remains 1143/1143 properties
BEST_FIRST walk for 4004 steps (16 resets) in 23 ms. (166 steps per ms) remains 1143/1143 properties
BEST_FIRST walk for 4004 steps (13 resets) in 21 ms. (182 steps per ms) remains 1143/1143 properties
BEST_FIRST walk for 4004 steps (12 resets) in 21 ms. (182 steps per ms) remains 1143/1143 properties
BEST_FIRST walk for 4004 steps (12 resets) in 20 ms. (190 steps per ms) remains 1143/1143 properties
BEST_FIRST walk for 4004 steps (14 resets) in 22 ms. (174 steps per ms) remains 1143/1143 properties
BEST_FIRST walk for 4004 steps (12 resets) in 21 ms. (182 steps per ms) remains 1143/1143 properties
BEST_FIRST walk for 4004 steps (11 resets) in 21 ms. (182 steps per ms) remains 1143/1143 properties
BEST_FIRST walk for 4004 steps (12 resets) in 21 ms. (182 steps per ms) remains 1143/1143 properties
BEST_FIRST walk for 4004 steps (12 resets) in 21 ms. (182 steps per ms) remains 1143/1143 properties
BEST_FIRST walk for 4002 steps (12 resets) in 21 ms. (181 steps per ms) remains 1143/1143 properties
BEST_FIRST walk for 4004 steps (12 resets) in 22 ms. (174 steps per ms) remains 1143/1143 properties
BEST_FIRST walk for 4004 steps (11 resets) in 23 ms. (166 steps per ms) remains 1143/1143 properties
BEST_FIRST walk for 4004 steps (14 resets) in 22 ms. (174 steps per ms) remains 1143/1143 properties
BEST_FIRST walk for 4004 steps (12 resets) in 19 ms. (200 steps per ms) remains 1143/1143 properties
BEST_FIRST walk for 4004 steps (10 resets) in 23 ms. (166 steps per ms) remains 1143/1143 properties
BEST_FIRST walk for 4004 steps (10 resets) in 20 ms. (190 steps per ms) remains 1143/1143 properties
BEST_FIRST walk for 4003 steps (13 resets) in 20 ms. (190 steps per ms) remains 1143/1143 properties
BEST_FIRST walk for 4004 steps (15 resets) in 24 ms. (160 steps per ms) remains 1143/1143 properties
BEST_FIRST walk for 4004 steps (12 resets) in 23 ms. (166 steps per ms) remains 1143/1143 properties
BEST_FIRST walk for 4004 steps (15 resets) in 23 ms. (166 steps per ms) remains 1143/1143 properties
BEST_FIRST walk for 4004 steps (14 resets) in 24 ms. (160 steps per ms) remains 1143/1143 properties
BEST_FIRST walk for 4004 steps (15 resets) in 23 ms. (166 steps per ms) remains 1143/1143 properties
BEST_FIRST walk for 4004 steps (12 resets) in 20 ms. (190 steps per ms) remains 1143/1143 properties
BEST_FIRST walk for 4004 steps (11 resets) in 21 ms. (182 steps per ms) remains 1143/1143 properties
BEST_FIRST walk for 4004 steps (12 resets) in 25 ms. (154 steps per ms) remains 1143/1143 properties
BEST_FIRST walk for 4003 steps (12 resets) in 21 ms. (181 steps per ms) remains 1143/1143 properties
BEST_FIRST walk for 4004 steps (11 resets) in 22 ms. (174 steps per ms) remains 1143/1143 properties
BEST_FIRST walk for 4004 steps (9 resets) in 20 ms. (190 steps per ms) remains 1143/1143 properties
BEST_FIRST walk for 4004 steps (12 resets) in 23 ms. (166 steps per ms) remains 1143/1143 properties
BEST_FIRST walk for 4004 steps (13 resets) in 22 ms. (174 steps per ms) remains 1143/1143 properties
BEST_FIRST walk for 4004 steps (11 resets) in 20 ms. (190 steps per ms) remains 1143/1143 properties
BEST_FIRST walk for 4004 steps (11 resets) in 20 ms. (190 steps per ms) remains 1143/1143 properties
BEST_FIRST walk for 4004 steps (16 resets) in 20 ms. (190 steps per ms) remains 1143/1143 properties
BEST_FIRST walk for 4004 steps (16 resets) in 24 ms. (160 steps per ms) remains 1143/1143 properties
BEST_FIRST walk for 4003 steps (16 resets) in 22 ms. (174 steps per ms) remains 1143/1143 properties
BEST_FIRST walk for 4004 steps (15 resets) in 21 ms. (182 steps per ms) remains 1143/1143 properties
BEST_FIRST walk for 4003 steps (18 resets) in 21 ms. (181 steps per ms) remains 1143/1143 properties
BEST_FIRST walk for 4004 steps (14 resets) in 20 ms. (190 steps per ms) remains 1143/1143 properties
BEST_FIRST walk for 4004 steps (14 resets) in 23 ms. (166 steps per ms) remains 1143/1143 properties
BEST_FIRST walk for 4003 steps (13 resets) in 23 ms. (166 steps per ms) remains 1143/1143 properties
Probabilistic random walk after 1000000 steps, saw 135875 distinct states, run finished after 15972 ms. (steps per millisecond=62 ) properties seen :0
[2024-05-21 06:40:27] [INFO ] Flow matrix only has 1633 transitions (discarded 150 similar events)
[2024-05-21 06:40:27] [INFO ] Invariant cache hit.
[2024-05-21 06:40:27] [INFO ] State equation strengthened by 225 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/157 variables, 157/157 constraints. Problems are: Problem set: 0 solved, 1143 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/157 variables, 0/157 constraints. Problems are: Problem set: 0 solved, 1143 unsolved
At refinement iteration 2 (OVERLAPS) 35/192 variables, 15/172 constraints. Problems are: Problem set: 0 solved, 1143 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/192 variables, 35/207 constraints. Problems are: Problem set: 0 solved, 1143 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/192 variables, 0/207 constraints. Problems are: Problem set: 0 solved, 1143 unsolved
At refinement iteration 5 (OVERLAPS) 1632/1824 variables, 192/399 constraints. Problems are: Problem set: 0 solved, 1143 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/1824 variables, 224/623 constraints. Problems are: Problem set: 0 solved, 1143 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1824 variables, 0/623 constraints. Problems are: Problem set: 0 solved, 1143 unsolved
SMT process timed out in 93380ms, After SMT, problems are : Problem set: 0 solved, 1143 unsolved
Fused 1143 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 157 out of 205 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 205/205 places, 1783/1783 transitions.
Applied a total of 0 rules in 26 ms. Remains 205 /205 variables (removed 0) and now considering 1783/1783 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 26 ms. Remains : 205/205 places, 1783/1783 transitions.
RANDOM walk for 2289623 steps (72470 resets) in 120004 ms. (19 steps per ms) remains 1140/1143 properties
BEST_FIRST walk for 4003 steps (9 resets) in 20 ms. (190 steps per ms) remains 1140/1140 properties
BEST_FIRST walk for 4004 steps (9 resets) in 16 ms. (235 steps per ms) remains 1140/1140 properties
BEST_FIRST walk for 4004 steps (9 resets) in 32 ms. (121 steps per ms) remains 1140/1140 properties
BEST_FIRST walk for 4003 steps (9 resets) in 16 ms. (235 steps per ms) remains 1140/1140 properties
BEST_FIRST walk for 4004 steps (9 resets) in 18 ms. (210 steps per ms) remains 1140/1140 properties
BEST_FIRST walk for 4004 steps (10 resets) in 17 ms. (222 steps per ms) remains 1140/1140 properties
BEST_FIRST walk for 4003 steps (8 resets) in 16 ms. (235 steps per ms) remains 1140/1140 properties
BEST_FIRST walk for 4004 steps (9 resets) in 18 ms. (210 steps per ms) remains 1140/1140 properties
BEST_FIRST walk for 4004 steps (16 resets) in 30 ms. (129 steps per ms) remains 1140/1140 properties
BEST_FIRST walk for 4003 steps (14 resets) in 23 ms. (166 steps per ms) remains 1140/1140 properties
BEST_FIRST walk for 4004 steps (11 resets) in 24 ms. (160 steps per ms) remains 1140/1140 properties
BEST_FIRST walk for 4003 steps (11 resets) in 22 ms. (174 steps per ms) remains 1140/1140 properties
BEST_FIRST walk for 4004 steps (14 resets) in 25 ms. (154 steps per ms) remains 1140/1140 properties
BEST_FIRST walk for 4004 steps (13 resets) in 28 ms. (138 steps per ms) remains 1140/1140 properties
BEST_FIRST walk for 4004 steps (9 resets) in 35 ms. (111 steps per ms) remains 1140/1140 properties
BEST_FIRST walk for 4004 steps (12 resets) in 23 ms. (166 steps per ms) remains 1140/1140 properties
BEST_FIRST walk for 4004 steps (13 resets) in 22 ms. (174 steps per ms) remains 1140/1140 properties
BEST_FIRST walk for 4004 steps (13 resets) in 38 ms. (102 steps per ms) remains 1140/1140 properties
BEST_FIRST walk for 4003 steps (12 resets) in 40 ms. (97 steps per ms) remains 1140/1140 properties
BEST_FIRST walk for 4004 steps (12 resets) in 21 ms. (182 steps per ms) remains 1140/1140 properties
BEST_FIRST walk for 4004 steps (13 resets) in 21 ms. (182 steps per ms) remains 1140/1140 properties
BEST_FIRST walk for 4004 steps (12 resets) in 42 ms. (93 steps per ms) remains 1140/1140 properties
BEST_FIRST walk for 4004 steps (9 resets) in 40 ms. (97 steps per ms) remains 1140/1140 properties
BEST_FIRST walk for 4003 steps (9 resets) in 31 ms. (125 steps per ms) remains 1140/1140 properties
BEST_FIRST walk for 4004 steps (16 resets) in 57 ms. (69 steps per ms) remains 1140/1140 properties
BEST_FIRST walk for 4004 steps (15 resets) in 43 ms. (91 steps per ms) remains 1140/1140 properties
BEST_FIRST walk for 4004 steps (12 resets) in 37 ms. (105 steps per ms) remains 1140/1140 properties
BEST_FIRST walk for 4004 steps (11 resets) in 27 ms. (143 steps per ms) remains 1140/1140 properties
BEST_FIRST walk for 4004 steps (15 resets) in 42 ms. (93 steps per ms) remains 1140/1140 properties
BEST_FIRST walk for 4004 steps (13 resets) in 44 ms. (88 steps per ms) remains 1140/1140 properties
BEST_FIRST walk for 4003 steps (13 resets) in 23 ms. (166 steps per ms) remains 1140/1140 properties
BEST_FIRST walk for 4004 steps (12 resets) in 25 ms. (154 steps per ms) remains 1140/1140 properties
BEST_FIRST walk for 4003 steps (12 resets) in 37 ms. (105 steps per ms) remains 1140/1140 properties
BEST_FIRST walk for 4004 steps (13 resets) in 40 ms. (97 steps per ms) remains 1140/1140 properties
BEST_FIRST walk for 4004 steps (10 resets) in 41 ms. (95 steps per ms) remains 1140/1140 properties
BEST_FIRST walk for 4004 steps (11 resets) in 26 ms. (148 steps per ms) remains 1140/1140 properties
BEST_FIRST walk for 4003 steps (11 resets) in 29 ms. (133 steps per ms) remains 1140/1140 properties
BEST_FIRST walk for 4004 steps (11 resets) in 27 ms. (143 steps per ms) remains 1140/1140 properties
BEST_FIRST walk for 4004 steps (10 resets) in 43 ms. (91 steps per ms) remains 1140/1140 properties
BEST_FIRST walk for 4004 steps (11 resets) in 20 ms. (190 steps per ms) remains 1140/1140 properties
BEST_FIRST walk for 4004 steps (16 resets) in 40 ms. (97 steps per ms) remains 1140/1140 properties
BEST_FIRST walk for 4004 steps (17 resets) in 39 ms. (100 steps per ms) remains 1140/1140 properties
BEST_FIRST walk for 4004 steps (14 resets) in 25 ms. (154 steps per ms) remains 1140/1140 properties
BEST_FIRST walk for 4004 steps (15 resets) in 37 ms. (105 steps per ms) remains 1140/1140 properties
BEST_FIRST walk for 4003 steps (16 resets) in 27 ms. (142 steps per ms) remains 1140/1140 properties
BEST_FIRST walk for 4003 steps (15 resets) in 36 ms. (108 steps per ms) remains 1140/1140 properties
BEST_FIRST walk for 4004 steps (13 resets) in 45 ms. (87 steps per ms) remains 1140/1140 properties
BEST_FIRST walk for 4003 steps (13 resets) in 29 ms. (133 steps per ms) remains 1140/1140 properties
BEST_FIRST walk for 4004 steps (14 resets) in 40 ms. (97 steps per ms) remains 1140/1140 properties
BEST_FIRST walk for 4004 steps (13 resets) in 45 ms. (87 steps per ms) remains 1140/1140 properties
Probabilistic random walk after 1000000 steps, saw 135875 distinct states, run finished after 16542 ms. (steps per millisecond=60 ) properties seen :0
[2024-05-21 06:42:47] [INFO ] Flow matrix only has 1633 transitions (discarded 150 similar events)
[2024-05-21 06:42:47] [INFO ] Invariant cache hit.
[2024-05-21 06:42:47] [INFO ] State equation strengthened by 225 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/154 variables, 154/154 constraints. Problems are: Problem set: 0 solved, 1140 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/154 variables, 0/154 constraints. Problems are: Problem set: 0 solved, 1140 unsolved
At refinement iteration 2 (OVERLAPS) 35/189 variables, 15/169 constraints. Problems are: Problem set: 0 solved, 1140 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/189 variables, 35/204 constraints. Problems are: Problem set: 0 solved, 1140 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/189 variables, 0/204 constraints. Problems are: Problem set: 0 solved, 1140 unsolved
At refinement iteration 5 (OVERLAPS) 1630/1819 variables, 189/393 constraints. Problems are: Problem set: 0 solved, 1140 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/1819 variables, 223/616 constraints. Problems are: Problem set: 0 solved, 1140 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1819 variables, 0/616 constraints. Problems are: Problem set: 0 solved, 1140 unsolved
SMT process timed out in 107744ms, After SMT, problems are : Problem set: 0 solved, 1140 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 154 out of 205 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 205/205 places, 1783/1783 transitions.
Applied a total of 0 rules in 27 ms. Remains 205 /205 variables (removed 0) and now considering 1783/1783 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 27 ms. Remains : 205/205 places, 1783/1783 transitions.
RANDOM walk for 1103200 steps (34945 resets) in 120004 ms. (9 steps per ms) remains 1138/1140 properties
BEST_FIRST walk for 4003 steps (9 resets) in 26 ms. (148 steps per ms) remains 1138/1138 properties
BEST_FIRST walk for 4003 steps (9 resets) in 28 ms. (138 steps per ms) remains 1138/1138 properties
BEST_FIRST walk for 4003 steps (10 resets) in 23 ms. (166 steps per ms) remains 1138/1138 properties
BEST_FIRST walk for 4004 steps (9 resets) in 33 ms. (117 steps per ms) remains 1138/1138 properties
BEST_FIRST walk for 4003 steps (9 resets) in 17 ms. (222 steps per ms) remains 1138/1138 properties
BEST_FIRST walk for 4004 steps (9 resets) in 20 ms. (190 steps per ms) remains 1138/1138 properties
BEST_FIRST walk for 4003 steps (9 resets) in 21 ms. (181 steps per ms) remains 1138/1138 properties
BEST_FIRST walk for 4003 steps (14 resets) in 37 ms. (105 steps per ms) remains 1138/1138 properties
BEST_FIRST walk for 4004 steps (16 resets) in 33 ms. (117 steps per ms) remains 1138/1138 properties
BEST_FIRST walk for 4004 steps (12 resets) in 51 ms. (77 steps per ms) remains 1138/1138 properties
BEST_FIRST walk for 4003 steps (12 resets) in 26 ms. (148 steps per ms) remains 1138/1138 properties
BEST_FIRST walk for 4003 steps (14 resets) in 24 ms. (160 steps per ms) remains 1138/1138 properties
BEST_FIRST walk for 4003 steps (14 resets) in 22 ms. (174 steps per ms) remains 1138/1138 properties
BEST_FIRST walk for 4003 steps (14 resets) in 28 ms. (138 steps per ms) remains 1138/1138 properties
BEST_FIRST walk for 4004 steps (12 resets) in 42 ms. (93 steps per ms) remains 1138/1138 properties
BEST_FIRST walk for 4004 steps (13 resets) in 31 ms. (125 steps per ms) remains 1138/1138 properties
BEST_FIRST walk for 4004 steps (13 resets) in 38 ms. (102 steps per ms) remains 1138/1138 properties
BEST_FIRST walk for 4004 steps (12 resets) in 36 ms. (108 steps per ms) remains 1138/1138 properties
BEST_FIRST walk for 4003 steps (10 resets) in 25 ms. (153 steps per ms) remains 1138/1138 properties
BEST_FIRST walk for 4004 steps (13 resets) in 28 ms. (138 steps per ms) remains 1138/1138 properties
BEST_FIRST walk for 4002 steps (12 resets) in 36 ms. (108 steps per ms) remains 1138/1138 properties
BEST_FIRST walk for 4004 steps (10 resets) in 26 ms. (148 steps per ms) remains 1138/1138 properties
BEST_FIRST walk for 4004 steps (10 resets) in 32 ms. (121 steps per ms) remains 1138/1138 properties
BEST_FIRST walk for 4004 steps (15 resets) in 37 ms. (105 steps per ms) remains 1138/1138 properties
BEST_FIRST walk for 4004 steps (13 resets) in 32 ms. (121 steps per ms) remains 1138/1138 properties
BEST_FIRST walk for 4004 steps (12 resets) in 32 ms. (121 steps per ms) remains 1138/1138 properties
BEST_FIRST walk for 4003 steps (13 resets) in 23 ms. (166 steps per ms) remains 1138/1138 properties
BEST_FIRST walk for 4004 steps (15 resets) in 27 ms. (143 steps per ms) remains 1138/1138 properties
BEST_FIRST walk for 4003 steps (13 resets) in 31 ms. (125 steps per ms) remains 1138/1138 properties
BEST_FIRST walk for 4004 steps (11 resets) in 28 ms. (138 steps per ms) remains 1138/1138 properties
BEST_FIRST walk for 4003 steps (12 resets) in 23 ms. (166 steps per ms) remains 1138/1138 properties
BEST_FIRST walk for 4004 steps (12 resets) in 39 ms. (100 steps per ms) remains 1138/1138 properties
BEST_FIRST walk for 4004 steps (13 resets) in 32 ms. (121 steps per ms) remains 1138/1138 properties
BEST_FIRST walk for 4004 steps (11 resets) in 21 ms. (182 steps per ms) remains 1138/1138 properties
BEST_FIRST walk for 4004 steps (9 resets) in 32 ms. (121 steps per ms) remains 1138/1138 properties
BEST_FIRST walk for 4004 steps (12 resets) in 34 ms. (114 steps per ms) remains 1138/1138 properties
BEST_FIRST walk for 4004 steps (12 resets) in 36 ms. (108 steps per ms) remains 1138/1138 properties
BEST_FIRST walk for 4004 steps (11 resets) in 26 ms. (148 steps per ms) remains 1138/1138 properties
BEST_FIRST walk for 4004 steps (11 resets) in 28 ms. (138 steps per ms) remains 1138/1138 properties
BEST_FIRST walk for 4004 steps (16 resets) in 25 ms. (154 steps per ms) remains 1138/1138 properties
BEST_FIRST walk for 4004 steps (16 resets) in 44 ms. (88 steps per ms) remains 1138/1138 properties
BEST_FIRST walk for 4004 steps (15 resets) in 43 ms. (91 steps per ms) remains 1138/1138 properties
BEST_FIRST walk for 4004 steps (14 resets) in 22 ms. (174 steps per ms) remains 1138/1138 properties
BEST_FIRST walk for 4004 steps (16 resets) in 25 ms. (154 steps per ms) remains 1138/1138 properties
BEST_FIRST walk for 4004 steps (16 resets) in 20 ms. (190 steps per ms) remains 1138/1138 properties
BEST_FIRST walk for 4003 steps (12 resets) in 34 ms. (114 steps per ms) remains 1138/1138 properties
BEST_FIRST walk for 4003 steps (14 resets) in 22 ms. (174 steps per ms) remains 1138/1138 properties
BEST_FIRST walk for 4004 steps (14 resets) in 38 ms. (102 steps per ms) remains 1138/1138 properties
BEST_FIRST walk for 4003 steps (13 resets) in 39 ms. (100 steps per ms) remains 1138/1138 properties
BEST_FIRST walk for 4004 steps (13 resets) in 30 ms. (129 steps per ms) remains 1138/1138 properties
Probabilistic random walk after 1000000 steps, saw 135875 distinct states, run finished after 16786 ms. (steps per millisecond=59 ) properties seen :0
[2024-05-21 06:45:23] [INFO ] Flow matrix only has 1633 transitions (discarded 150 similar events)
[2024-05-21 06:45:23] [INFO ] Invariant cache hit.
[2024-05-21 06:45:23] [INFO ] State equation strengthened by 225 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/152 variables, 152/152 constraints. Problems are: Problem set: 0 solved, 1138 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/152 variables, 0/152 constraints. Problems are: Problem set: 0 solved, 1138 unsolved
At refinement iteration 2 (OVERLAPS) 35/187 variables, 15/167 constraints. Problems are: Problem set: 0 solved, 1138 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/187 variables, 35/202 constraints. Problems are: Problem set: 0 solved, 1138 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/187 variables, 0/202 constraints. Problems are: Problem set: 0 solved, 1138 unsolved
At refinement iteration 5 (OVERLAPS) 1628/1815 variables, 187/389 constraints. Problems are: Problem set: 0 solved, 1138 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/1815 variables, 221/610 constraints. Problems are: Problem set: 0 solved, 1138 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1815 variables, 0/610 constraints. Problems are: Problem set: 0 solved, 1138 unsolved
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
SMT process timed out in 121952ms, After SMT, problems are : Problem set: 0 solved, 1138 unsolved
Fused 1138 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 1 ms.
Support contains 152 out of 205 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 205/205 places, 1783/1783 transitions.
Applied a total of 0 rules in 24 ms. Remains 205 /205 variables (removed 0) and now considering 1783/1783 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 24 ms. Remains : 205/205 places, 1783/1783 transitions.
RANDOM walk for 1137885 steps (35973 resets) in 120004 ms. (9 steps per ms) remains 1138/1138 properties
BEST_FIRST walk for 4004 steps (8 resets) in 23 ms. (166 steps per ms) remains 1138/1138 properties
BEST_FIRST walk for 4004 steps (9 resets) in 23 ms. (166 steps per ms) remains 1138/1138 properties
BEST_FIRST walk for 4004 steps (10 resets) in 32 ms. (121 steps per ms) remains 1138/1138 properties
BEST_FIRST walk for 4003 steps (9 resets) in 31 ms. (125 steps per ms) remains 1138/1138 properties
BEST_FIRST walk for 4004 steps (9 resets) in 16 ms. (235 steps per ms) remains 1138/1138 properties
BEST_FIRST walk for 4004 steps (10 resets) in 28 ms. (138 steps per ms) remains 1138/1138 properties
BEST_FIRST walk for 4004 steps (8 resets) in 26 ms. (148 steps per ms) remains 1138/1138 properties
BEST_FIRST walk for 4003 steps (12 resets) in 46 ms. (85 steps per ms) remains 1138/1138 properties
BEST_FIRST walk for 4004 steps (14 resets) in 21 ms. (182 steps per ms) remains 1138/1138 properties
BEST_FIRST walk for 4004 steps (14 resets) in 40 ms. (97 steps per ms) remains 1138/1138 properties
BEST_FIRST walk for 4004 steps (11 resets) in 42 ms. (93 steps per ms) remains 1138/1138 properties
BEST_FIRST walk for 4004 steps (14 resets) in 36 ms. (108 steps per ms) remains 1138/1138 properties
BEST_FIRST walk for 4003 steps (12 resets) in 39 ms. (100 steps per ms) remains 1138/1138 properties
BEST_FIRST walk for 4004 steps (11 resets) in 37 ms. (105 steps per ms) remains 1138/1138 properties
BEST_FIRST walk for 4004 steps (12 resets) in 26 ms. (148 steps per ms) remains 1138/1138 properties
BEST_FIRST walk for 4004 steps (12 resets) in 24 ms. (160 steps per ms) remains 1138/1138 properties
BEST_FIRST walk for 4003 steps (11 resets) in 32 ms. (121 steps per ms) remains 1138/1138 properties
BEST_FIRST walk for 4004 steps (12 resets) in 21 ms. (182 steps per ms) remains 1138/1138 properties
BEST_FIRST walk for 4004 steps (10 resets) in 40 ms. (97 steps per ms) remains 1138/1138 properties
BEST_FIRST walk for 4004 steps (13 resets) in 26 ms. (148 steps per ms) remains 1138/1138 properties
BEST_FIRST walk for 4003 steps (12 resets) in 36 ms. (108 steps per ms) remains 1138/1138 properties
BEST_FIRST walk for 4003 steps (11 resets) in 21 ms. (181 steps per ms) remains 1138/1138 properties
BEST_FIRST walk for 4004 steps (10 resets) in 33 ms. (117 steps per ms) remains 1138/1138 properties
BEST_FIRST walk for 4004 steps (14 resets) in 36 ms. (108 steps per ms) remains 1138/1138 properties
BEST_FIRST walk for 4003 steps (14 resets) in 41 ms. (95 steps per ms) remains 1138/1138 properties
BEST_FIRST walk for 4004 steps (12 resets) in 23 ms. (166 steps per ms) remains 1138/1138 properties
BEST_FIRST walk for 4004 steps (10 resets) in 45 ms. (87 steps per ms) remains 1138/1138 properties
BEST_FIRST walk for 4004 steps (15 resets) in 30 ms. (129 steps per ms) remains 1138/1138 properties
BEST_FIRST walk for 4003 steps (13 resets) in 32 ms. (121 steps per ms) remains 1138/1138 properties
BEST_FIRST walk for 4004 steps (14 resets) in 34 ms. (114 steps per ms) remains 1138/1138 properties
BEST_FIRST walk for 4002 steps (13 resets) in 27 ms. (142 steps per ms) remains 1138/1138 properties
BEST_FIRST walk for 4002 steps (13 resets) in 38 ms. (102 steps per ms) remains 1138/1138 properties
BEST_FIRST walk for 4004 steps (12 resets) in 26 ms. (148 steps per ms) remains 1138/1138 properties
BEST_FIRST walk for 4004 steps (12 resets) in 40 ms. (97 steps per ms) remains 1138/1138 properties
BEST_FIRST walk for 4004 steps (10 resets) in 21 ms. (182 steps per ms) remains 1138/1138 properties
BEST_FIRST walk for 4003 steps (12 resets) in 21 ms. (181 steps per ms) remains 1138/1138 properties
BEST_FIRST walk for 4004 steps (12 resets) in 20 ms. (190 steps per ms) remains 1138/1138 properties
BEST_FIRST walk for 4004 steps (12 resets) in 27 ms. (143 steps per ms) remains 1138/1138 properties
BEST_FIRST walk for 4003 steps (9 resets) in 32 ms. (121 steps per ms) remains 1138/1138 properties
BEST_FIRST walk for 4004 steps (16 resets) in 45 ms. (87 steps per ms) remains 1138/1138 properties
BEST_FIRST walk for 4004 steps (16 resets) in 21 ms. (182 steps per ms) remains 1138/1138 properties
BEST_FIRST walk for 4004 steps (15 resets) in 50 ms. (78 steps per ms) remains 1138/1138 properties
BEST_FIRST walk for 4004 steps (15 resets) in 44 ms. (88 steps per ms) remains 1138/1138 properties
BEST_FIRST walk for 4004 steps (16 resets) in 35 ms. (111 steps per ms) remains 1138/1138 properties
BEST_FIRST walk for 4003 steps (16 resets) in 25 ms. (153 steps per ms) remains 1138/1138 properties
BEST_FIRST walk for 4004 steps (14 resets) in 31 ms. (125 steps per ms) remains 1138/1138 properties
BEST_FIRST walk for 4003 steps (13 resets) in 22 ms. (174 steps per ms) remains 1138/1138 properties
BEST_FIRST walk for 4004 steps (14 resets) in 38 ms. (102 steps per ms) remains 1138/1138 properties
BEST_FIRST walk for 4004 steps (13 resets) in 31 ms. (125 steps per ms) remains 1138/1138 properties
BEST_FIRST walk for 4004 steps (11 resets) in 28 ms. (138 steps per ms) remains 1138/1138 properties
Probabilistic random walk after 1000000 steps, saw 135875 distinct states, run finished after 15897 ms. (steps per millisecond=62 ) properties seen :0
[2024-05-21 06:48:11] [INFO ] Flow matrix only has 1633 transitions (discarded 150 similar events)
[2024-05-21 06:48:11] [INFO ] Invariant cache hit.
[2024-05-21 06:48:11] [INFO ] State equation strengthened by 225 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/152 variables, 152/152 constraints. Problems are: Problem set: 0 solved, 1138 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/152 variables, 0/152 constraints. Problems are: Problem set: 0 solved, 1138 unsolved
At refinement iteration 2 (OVERLAPS) 35/187 variables, 15/167 constraints. Problems are: Problem set: 0 solved, 1138 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/187 variables, 35/202 constraints. Problems are: Problem set: 0 solved, 1138 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/187 variables, 0/202 constraints. Problems are: Problem set: 0 solved, 1138 unsolved
At refinement iteration 5 (OVERLAPS) 1628/1815 variables, 187/389 constraints. Problems are: Problem set: 0 solved, 1138 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/1815 variables, 221/610 constraints. Problems are: Problem set: 0 solved, 1138 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1815 variables, 0/610 constraints. Problems are: Problem set: 0 solved, 1138 unsolved
Problem qltransition_112 is UNSAT
FORMULA QuasiLiveness FALSE TECHNIQUES RANDOM_WALK SMT_REFINEMENT TOPOLOGICAL INITIAL_STATE
SMT process timed out in 131951ms, After SMT, problems are : Problem set: 0 solved, 1138 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 152 out of 205 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 205/205 places, 1783/1783 transitions.
Applied a total of 0 rules in 32 ms. Remains 205 /205 variables (removed 0) and now considering 1783/1783 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 32 ms. Remains : 205/205 places, 1783/1783 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 205/205 places, 1783/1783 transitions.
Applied a total of 0 rules in 21 ms. Remains 205 /205 variables (removed 0) and now considering 1783/1783 (removed 0) transitions.
[2024-05-21 06:50:23] [INFO ] Flow matrix only has 1633 transitions (discarded 150 similar events)
[2024-05-21 06:50:23] [INFO ] Invariant cache hit.
[2024-05-21 06:50:23] [INFO ] Implicit Places using invariants in 84 ms returned []
[2024-05-21 06:50:23] [INFO ] Flow matrix only has 1633 transitions (discarded 150 similar events)
[2024-05-21 06:50:23] [INFO ] Invariant cache hit.
[2024-05-21 06:50:23] [INFO ] State equation strengthened by 225 read => feed constraints.
[2024-05-21 06:50:24] [INFO ] Implicit Places using invariants and state equation in 530 ms returned []
Implicit Place search using SMT with State Equation took 616 ms to find 0 implicit places.
[2024-05-21 06:50:24] [INFO ] Redundant transitions in 387 ms returned []
Running 1782 sub problems to find dead transitions.
[2024-05-21 06:50:24] [INFO ] Flow matrix only has 1633 transitions (discarded 150 similar events)
[2024-05-21 06:50:24] [INFO ] Invariant cache hit.
[2024-05-21 06:50:24] [INFO ] State equation strengthened by 225 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/204 variables, 204/204 constraints. Problems are: Problem set: 0 solved, 1782 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/204 variables, 15/219 constraints. Problems are: Problem set: 0 solved, 1782 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/204 variables, 0/219 constraints. Problems are: Problem set: 0 solved, 1782 unsolved
At refinement iteration 3 (OVERLAPS) 1633/1837 variables, 204/423 constraints. Problems are: Problem set: 0 solved, 1782 unsolved
SMT process timed out in 49087ms, After SMT, problems are : Problem set: 0 solved, 1782 unsolved
Search for dead transitions found 0 dead transitions in 49104ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 50144 ms. Remains : 205/205 places, 1783/1783 transitions.
RANDOM walk for 400000 steps (12709 resets) in 6030 ms. (66 steps per ms) remains 56/152 properties
Running SMT prover for 56 properties.
[2024-05-21 06:51:15] [INFO ] Flow matrix only has 1633 transitions (discarded 150 similar events)
[2024-05-21 06:51:15] [INFO ] Invariant cache hit.
[2024-05-21 06:51:15] [INFO ] [Real]Absence check using 0 positive and 15 generalized place invariants in 3 ms returned sat
SMT process timed out, exceeded limit of 100
[2024-05-21 06:51:16] [INFO ] After 706ms SMT Verify possible using After timeout in real domain returned unsat :0 sat :56
[2024-05-21 06:51:16] [INFO ] After 801ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :56
Total runtime 940085 ms.
ITS solved all properties within timeout

BK_STOP 1716274276418

--------------------
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="CloudDeployment-PT-5b"
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 CloudDeployment-PT-5b, 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 r078-tall-171620515500372"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/CloudDeployment-PT-5b.tgz
mv CloudDeployment-PT-5b 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 ;