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.r276-smll-171654415700002.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2024-input.qcow2 backing_fmt=qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
..............................
=====================================================================
Generated by BenchKit 2-5568
Executing tool greatspnxred
Input is PaceMaker-PT-none, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r276-smll-171654415700002
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 584K
-rw-r--r-- 1 mcc users 5.5K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 49K May 14 13:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 7.3K May 14 13:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 56K May 14 13:22 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 18 16:43 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 3.6K May 19 07:12 LTLCardinality.txt
-rw-r--r-- 1 mcc users 24K May 19 16:12 LTLCardinality.xml
-rw-r--r-- 1 mcc users 3.0K Apr 23 07:41 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Apr 23 07:41 LTLFireability.xml
-rw-r--r-- 1 mcc users 15K Apr 12 18:55 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 137K Apr 12 18:55 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.1K Apr 12 18:40 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 50K Apr 12 18:40 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Apr 23 07:41 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Apr 23 07:41 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 18 16:43 equiv_col
-rw-r--r-- 1 mcc users 5 May 18 16:43 instance
-rw-r--r-- 1 mcc users 6 May 18 16:43 iscolored
-rw-r--r-- 1 mcc users 158K 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 1716809457168

Invoking MCC driver with
BK_TOOL=greatspnxred
BK_EXAMINATION=QuasiLiveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=PaceMaker-PT-none
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool greatspn
Invoking reducer
Running Version 202405141337
[2024-05-27 11:30:59] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -timeout, 180, -rebuildPNML]
[2024-05-27 11:30:59] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-27 11:30:59] [INFO ] Load time of PNML (sax parser for PT used): 199 ms
[2024-05-27 11:31:00] [INFO ] Transformed 70 places.
[2024-05-27 11:31:00] [INFO ] Transformed 164 transitions.
[2024-05-27 11:31:00] [INFO ] Parsed PT model containing 70 places and 164 transitions and 954 arcs in 441 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 70/70 places, 164/164 transitions.
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: 4
Deduced a syphon composed of 4 places in 1 ms
Reduce places removed 8 places and 0 transitions.
Iterating global reduction 0 with 12 rules applied. Total rules applied 12 place count 62 transition count 160
Applied a total of 12 rules in 62 ms. Remains 62 /70 variables (removed 8) and now considering 160/164 (removed 4) transitions.
Running 149 sub problems to find dead transitions.
[2024-05-27 11:31:00] [INFO ] Flow matrix only has 154 transitions (discarded 6 similar events)
Normalized transition count is 88 out of 154 initially.
// Phase 1: matrix 88 rows 62 cols
[2024-05-27 11:31:00] [INFO ] Computed 31 invariants in 11 ms
[2024-05-27 11:31:00] [INFO ] State equation strengthened by 131 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/62 variables, 31/31 constraints. Problems are: Problem set: 0 solved, 149 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/62 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 149 unsolved
At refinement iteration 2 (OVERLAPS) 154/216 variables, 62/93 constraints. Problems are: Problem set: 0 solved, 149 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/216 variables, 131/224 constraints. Problems are: Problem set: 0 solved, 149 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/216 variables, 0/224 constraints. Problems are: Problem set: 0 solved, 149 unsolved
At refinement iteration 5 (OVERLAPS) 0/216 variables, 0/224 constraints. Problems are: Problem set: 0 solved, 149 unsolved
No progress, stopping.
After SMT solving in domain Real declared 216/216 variables, and 224 constraints, problems are : Problem set: 0 solved, 149 unsolved in 6152 ms.
Refiners :[Positive P Invariants (semi-flows): 31/31 constraints, State Equation: 62/62 constraints, ReadFeed: 131/131 constraints, PredecessorRefiner: 149/149 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 149 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/62 variables, 31/31 constraints. Problems are: Problem set: 0 solved, 149 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/62 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 149 unsolved
At refinement iteration 2 (OVERLAPS) 154/216 variables, 62/93 constraints. Problems are: Problem set: 0 solved, 149 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/216 variables, 131/224 constraints. Problems are: Problem set: 0 solved, 149 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 216/216 variables, and 373 constraints, problems are : Problem set: 0 solved, 149 unsolved in 20117 ms.
Refiners :[Positive P Invariants (semi-flows): 31/31 constraints, State Equation: 62/62 constraints, ReadFeed: 131/131 constraints, PredecessorRefiner: 149/149 constraints, Known Traps: 0/0 constraints]
After SMT, in 26566ms problems are : Problem set: 0 solved, 149 unsolved
Search for dead transitions found 0 dead transitions in 26604ms
[2024-05-27 11:31:26] [INFO ] Flow matrix only has 154 transitions (discarded 6 similar events)
[2024-05-27 11:31:26] [INFO ] Invariant cache hit.
[2024-05-27 11:31:27] [INFO ] Implicit Places using invariants in 162 ms returned []
[2024-05-27 11:31:27] [INFO ] Flow matrix only has 154 transitions (discarded 6 similar events)
[2024-05-27 11:31:27] [INFO ] Invariant cache hit.
[2024-05-27 11:31:27] [INFO ] State equation strengthened by 131 read => feed constraints.
[2024-05-27 11:31:27] [INFO ] Implicit Places using invariants and state equation in 300 ms returned []
Implicit Place search using SMT with State Equation took 471 ms to find 0 implicit places.
Running 149 sub problems to find dead transitions.
[2024-05-27 11:31:27] [INFO ] Flow matrix only has 154 transitions (discarded 6 similar events)
[2024-05-27 11:31:27] [INFO ] Invariant cache hit.
[2024-05-27 11:31:27] [INFO ] State equation strengthened by 131 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/62 variables, 31/31 constraints. Problems are: Problem set: 0 solved, 149 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/62 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 149 unsolved
At refinement iteration 2 (OVERLAPS) 154/216 variables, 62/93 constraints. Problems are: Problem set: 0 solved, 149 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/216 variables, 131/224 constraints. Problems are: Problem set: 0 solved, 149 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/216 variables, 0/224 constraints. Problems are: Problem set: 0 solved, 149 unsolved
At refinement iteration 5 (OVERLAPS) 0/216 variables, 0/224 constraints. Problems are: Problem set: 0 solved, 149 unsolved
No progress, stopping.
After SMT solving in domain Real declared 216/216 variables, and 224 constraints, problems are : Problem set: 0 solved, 149 unsolved in 3774 ms.
Refiners :[Positive P Invariants (semi-flows): 31/31 constraints, State Equation: 62/62 constraints, ReadFeed: 131/131 constraints, PredecessorRefiner: 149/149 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 149 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/62 variables, 31/31 constraints. Problems are: Problem set: 0 solved, 149 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/62 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 149 unsolved
At refinement iteration 2 (OVERLAPS) 154/216 variables, 62/93 constraints. Problems are: Problem set: 0 solved, 149 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/216 variables, 131/224 constraints. Problems are: Problem set: 0 solved, 149 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 216/216 variables, and 373 constraints, problems are : Problem set: 0 solved, 149 unsolved in 30057 ms.
Refiners :[Positive P Invariants (semi-flows): 31/31 constraints, State Equation: 62/62 constraints, ReadFeed: 131/131 constraints, PredecessorRefiner: 149/149 constraints, Known Traps: 0/0 constraints]
After SMT, in 33924ms problems are : Problem set: 0 solved, 149 unsolved
Search for dead transitions found 0 dead transitions in 33927ms
Starting structural reductions in LIVENESS mode, iteration 1 : 62/70 places, 160/164 transitions.
Finished structural reductions in LIVENESS mode , in 1 iterations and 61172 ms. Remains : 62/70 places, 160/164 transitions.
Discarding 28 transitions out of 160. Remains 132
Initial state reduction rules removed 5 formulas.
RANDOM walk for 40000 steps (8 resets) in 3059 ms. (13 steps per ms) remains 20/127 properties
BEST_FIRST walk for 4004 steps (8 resets) in 41 ms. (95 steps per ms) remains 19/20 properties
BEST_FIRST walk for 4004 steps (8 resets) in 26 ms. (148 steps per ms) remains 19/19 properties
BEST_FIRST walk for 4004 steps (8 resets) in 28 ms. (138 steps per ms) remains 19/19 properties
BEST_FIRST walk for 4004 steps (8 resets) in 37 ms. (105 steps per ms) remains 19/19 properties
BEST_FIRST walk for 4004 steps (8 resets) in 34 ms. (114 steps per ms) remains 19/19 properties
BEST_FIRST walk for 4004 steps (8 resets) in 27 ms. (143 steps per ms) remains 19/19 properties
BEST_FIRST walk for 4003 steps (8 resets) in 30 ms. (129 steps per ms) remains 19/19 properties
BEST_FIRST walk for 4004 steps (8 resets) in 35 ms. (111 steps per ms) remains 19/19 properties
BEST_FIRST walk for 4004 steps (8 resets) in 15 ms. (250 steps per ms) remains 19/19 properties
BEST_FIRST walk for 4004 steps (8 resets) in 18 ms. (210 steps per ms) remains 19/19 properties
BEST_FIRST walk for 4004 steps (8 resets) in 16 ms. (235 steps per ms) remains 19/19 properties
BEST_FIRST walk for 4004 steps (8 resets) in 18 ms. (210 steps per ms) remains 19/19 properties
BEST_FIRST walk for 4004 steps (8 resets) in 18 ms. (210 steps per ms) remains 19/19 properties
BEST_FIRST walk for 4004 steps (8 resets) in 17 ms. (222 steps per ms) remains 19/19 properties
BEST_FIRST walk for 4003 steps (8 resets) in 17 ms. (222 steps per ms) remains 19/19 properties
BEST_FIRST walk for 4004 steps (8 resets) in 14 ms. (266 steps per ms) remains 19/19 properties
BEST_FIRST walk for 4003 steps (8 resets) in 18 ms. (210 steps per ms) remains 19/19 properties
BEST_FIRST walk for 4004 steps (8 resets) in 26 ms. (148 steps per ms) remains 19/19 properties
BEST_FIRST walk for 4004 steps (8 resets) in 14 ms. (266 steps per ms) remains 18/19 properties
[2024-05-27 11:32:02] [INFO ] Flow matrix only has 154 transitions (discarded 6 similar events)
[2024-05-27 11:32:02] [INFO ] Invariant cache hit.
[2024-05-27 11:32:02] [INFO ] State equation strengthened by 131 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/23 variables, 10/10 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/23 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 2 (OVERLAPS) 3/26 variables, 3/13 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/26 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 4 (OVERLAPS) 97/123 variables, 26/39 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/123 variables, 74/113 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/123 variables, 0/113 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 7 (OVERLAPS) 40/163 variables, 18/131 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/163 variables, 9/140 constraints. Problems are: Problem set: 0 solved, 18 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (INCLUDED_ONLY) 0/163 variables, 23/163 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/163 variables, 0/163 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 11 (OVERLAPS) 3/166 variables, 2/165 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/166 variables, 1/166 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/166 variables, 1/167 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/166 variables, 0/167 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 15 (OVERLAPS) 16/182 variables, 15/182 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/182 variables, 3/185 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/182 variables, 0/185 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 18 (OVERLAPS) 34/216 variables, 16/201 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/216 variables, 8/209 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/216 variables, 15/224 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/216 variables, 0/224 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 22 (OVERLAPS) 0/216 variables, 0/224 constraints. Problems are: Problem set: 0 solved, 18 unsolved
No progress, stopping.
After SMT solving in domain Real declared 216/216 variables, and 224 constraints, problems are : Problem set: 0 solved, 18 unsolved in 1599 ms.
Refiners :[Positive P Invariants (semi-flows): 31/31 constraints, State Equation: 62/62 constraints, ReadFeed: 131/131 constraints, PredecessorRefiner: 18/18 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 18 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/23 variables, 10/10 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/23 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 2 (OVERLAPS) 3/26 variables, 3/13 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/26 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 4 (OVERLAPS) 97/123 variables, 26/39 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/123 variables, 74/113 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/123 variables, 5/118 constraints. Problems are: Problem set: 0 solved, 18 unsolved
[2024-05-27 11:32:05] [INFO ] Deduced a trap composed of 1 places in 43 ms of which 15 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/123 variables, 1/119 constraints. Problems are: Problem set: 0 solved, 18 unsolved
[2024-05-27 11:32:07] [INFO ] Deduced a trap composed of 1 places in 21 ms of which 2 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/123 variables, 1/120 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/123 variables, 0/120 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 10 (OVERLAPS) 40/163 variables, 18/138 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/163 variables, 9/147 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/163 variables, 23/170 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/163 variables, 5/175 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/163 variables, 0/175 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 15 (OVERLAPS) 3/166 variables, 2/177 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/166 variables, 1/178 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/166 variables, 1/179 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/166 variables, 0/179 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 19 (OVERLAPS) 16/182 variables, 15/194 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/182 variables, 3/197 constraints. Problems are: Problem set: 0 solved, 18 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 182/216 variables, and 197 constraints, problems are : Problem set: 0 solved, 18 unsolved in 5009 ms.
Refiners :[Positive P Invariants (semi-flows): 23/31 constraints, State Equation: 46/62 constraints, ReadFeed: 116/131 constraints, PredecessorRefiner: 10/18 constraints, Known Traps: 2/2 constraints]
After SMT, in 6628ms problems are : Problem set: 0 solved, 18 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 23 out of 62 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 62/62 places, 160/160 transitions.
Applied a total of 0 rules in 28 ms. Remains 62 /62 variables (removed 0) and now considering 160/160 (removed 0) transitions.
Running 149 sub problems to find dead transitions.
[2024-05-27 11:32:09] [INFO ] Flow matrix only has 154 transitions (discarded 6 similar events)
[2024-05-27 11:32:09] [INFO ] Invariant cache hit.
[2024-05-27 11:32:09] [INFO ] State equation strengthened by 131 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/62 variables, 31/31 constraints. Problems are: Problem set: 0 solved, 149 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/62 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 149 unsolved
At refinement iteration 2 (OVERLAPS) 154/216 variables, 62/93 constraints. Problems are: Problem set: 0 solved, 149 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/216 variables, 131/224 constraints. Problems are: Problem set: 0 solved, 149 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/216 variables, 0/224 constraints. Problems are: Problem set: 0 solved, 149 unsolved
At refinement iteration 5 (OVERLAPS) 0/216 variables, 0/224 constraints. Problems are: Problem set: 0 solved, 149 unsolved
No progress, stopping.
After SMT solving in domain Real declared 216/216 variables, and 224 constraints, problems are : Problem set: 0 solved, 149 unsolved in 5302 ms.
Refiners :[Positive P Invariants (semi-flows): 31/31 constraints, State Equation: 62/62 constraints, ReadFeed: 131/131 constraints, PredecessorRefiner: 149/149 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 149 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/62 variables, 31/31 constraints. Problems are: Problem set: 0 solved, 149 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/62 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 149 unsolved
At refinement iteration 2 (OVERLAPS) 154/216 variables, 62/93 constraints. Problems are: Problem set: 0 solved, 149 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/216 variables, 131/224 constraints. Problems are: Problem set: 0 solved, 149 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 216/216 variables, and 373 constraints, problems are : Problem set: 0 solved, 149 unsolved in 20032 ms.
Refiners :[Positive P Invariants (semi-flows): 31/31 constraints, State Equation: 62/62 constraints, ReadFeed: 131/131 constraints, PredecessorRefiner: 149/149 constraints, Known Traps: 0/0 constraints]
After SMT, in 25436ms problems are : Problem set: 0 solved, 149 unsolved
Search for dead transitions found 0 dead transitions in 25441ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 25470 ms. Remains : 62/62 places, 160/160 transitions.
RANDOM walk for 4000000 steps (8 resets) in 28346 ms. (141 steps per ms) remains 11/18 properties
BEST_FIRST walk for 4000002 steps (8 resets) in 6220 ms. (642 steps per ms) remains 9/11 properties
BEST_FIRST walk for 4000004 steps (8 resets) in 5719 ms. (699 steps per ms) remains 7/9 properties
BEST_FIRST walk for 4000004 steps (8 resets) in 5739 ms. (696 steps per ms) remains 6/7 properties
BEST_FIRST walk for 4000003 steps (8 resets) in 6015 ms. (664 steps per ms) remains 6/6 properties
BEST_FIRST walk for 4000002 steps (8 resets) in 6282 ms. (636 steps per ms) remains 4/6 properties
BEST_FIRST walk for 4000003 steps (8 resets) in 5618 ms. (711 steps per ms) remains 4/4 properties
[2024-05-27 11:32:52] [INFO ] Flow matrix only has 154 transitions (discarded 6 similar events)
[2024-05-27 11:32:52] [INFO ] Invariant cache hit.
[2024-05-27 11:32:52] [INFO ] State equation strengthened by 131 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/10 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/10 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (OVERLAPS) 45/55 variables, 10/15 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/55 variables, 31/46 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/55 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (OVERLAPS) 22/77 variables, 8/54 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/77 variables, 4/58 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/77 variables, 18/76 constraints. Problems are: Problem set: 0 solved, 4 unsolved
[2024-05-27 11:32:52] [INFO ] Deduced a trap composed of 1 places in 25 ms of which 2 ms to minimize.
[2024-05-27 11:32:52] [INFO ] Deduced a trap composed of 1 places in 23 ms of which 3 ms to minimize.
[2024-05-27 11:32:52] [INFO ] Deduced a trap composed of 1 places in 16 ms of which 1 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/77 variables, 3/79 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/77 variables, 0/79 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 10 (OVERLAPS) 13/90 variables, 4/83 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/90 variables, 2/85 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/90 variables, 9/94 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/90 variables, 0/94 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 14 (OVERLAPS) 7/97 variables, 4/98 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/97 variables, 2/100 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/97 variables, 0/100 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 17 (OVERLAPS) 3/100 variables, 2/102 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/100 variables, 1/103 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/100 variables, 1/104 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/100 variables, 0/104 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 21 (OVERLAPS) 10/110 variables, 7/111 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/110 variables, 1/112 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/110 variables, 0/112 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 24 (OVERLAPS) 65/175 variables, 18/130 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/175 variables, 9/139 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/175 variables, 43/182 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 27 (INCLUDED_ONLY) 0/175 variables, 0/182 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 28 (OVERLAPS) 9/184 variables, 6/188 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 29 (INCLUDED_ONLY) 0/184 variables, 3/191 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 30 (INCLUDED_ONLY) 0/184 variables, 0/191 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 31 (OVERLAPS) 10/194 variables, 9/200 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 32 (INCLUDED_ONLY) 0/194 variables, 3/203 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 33 (INCLUDED_ONLY) 0/194 variables, 0/203 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 34 (OVERLAPS) 22/216 variables, 10/213 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 35 (INCLUDED_ONLY) 0/216 variables, 5/218 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 36 (INCLUDED_ONLY) 0/216 variables, 9/227 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 37 (INCLUDED_ONLY) 0/216 variables, 0/227 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 38 (OVERLAPS) 0/216 variables, 0/227 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Real declared 216/216 variables, and 227 constraints, problems are : Problem set: 0 solved, 4 unsolved in 777 ms.
Refiners :[Positive P Invariants (semi-flows): 31/31 constraints, State Equation: 62/62 constraints, ReadFeed: 131/131 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 3/3 constraints]
Escalating to Integer solving :Problem set: 0 solved, 4 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/10 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/10 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (OVERLAPS) 45/55 variables, 10/15 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/55 variables, 31/46 constraints. Problems are: Problem set: 0 solved, 4 unsolved
[2024-05-27 11:32:57] [INFO ] Deduced a trap composed of 1 places in 21 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/55 variables, 1/47 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/55 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (OVERLAPS) 22/77 variables, 8/55 constraints. Problems are: Problem set: 0 solved, 4 unsolved
SMT process timed out in 45806ms, After SMT, problems are : Problem set: 0 solved, 4 unsolved
Fused 4 Parikh solutions to 2 different solutions.
Parikh walk visited 1 properties in 60003 ms.
Support contains 10 out of 62 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 62/62 places, 160/160 transitions.
Applied a total of 0 rules in 9 ms. Remains 62 /62 variables (removed 0) and now considering 160/160 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 9 ms. Remains : 62/62 places, 160/160 transitions.
RANDOM walk for 4000000 steps (8 resets) in 14933 ms. (267 steps per ms) remains 3/3 properties
BEST_FIRST walk for 4000003 steps (8 resets) in 5649 ms. (707 steps per ms) remains 3/3 properties
BEST_FIRST walk for 4000004 steps (8 resets) in 5982 ms. (668 steps per ms) remains 3/3 properties
BEST_FIRST walk for 4000004 steps (8 resets) in 5744 ms. (696 steps per ms) remains 3/3 properties
Interrupted probabilistic random walk after 2486117 steps, run timeout after 24001 ms. (steps per millisecond=103 ) properties seen :0 out of 3
Probabilistic random walk after 2486117 steps, saw 1680201 distinct states, run finished after 24008 ms. (steps per millisecond=103 ) properties seen :0
[2024-05-27 11:35:10] [INFO ] Flow matrix only has 154 transitions (discarded 6 similar events)
[2024-05-27 11:35:10] [INFO ] Invariant cache hit.
[2024-05-27 11:35:10] [INFO ] State equation strengthened by 131 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/10 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/10 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (OVERLAPS) 45/55 variables, 10/15 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/55 variables, 31/46 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/55 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 22/77 variables, 8/54 constraints. Problems are: Problem set: 0 solved, 3 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/77 variables, 4/58 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/77 variables, 18/76 constraints. Problems are: Problem set: 0 solved, 3 unsolved
[2024-05-27 11:35:10] [INFO ] Deduced a trap composed of 1 places in 21 ms of which 2 ms to minimize.
[2024-05-27 11:35:10] [INFO ] Deduced a trap composed of 1 places in 20 ms of which 1 ms to minimize.
[2024-05-27 11:35:10] [INFO ] Deduced a trap composed of 1 places in 16 ms of which 1 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/77 variables, 3/79 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/77 variables, 0/79 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 10 (OVERLAPS) 13/90 variables, 4/83 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/90 variables, 2/85 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/90 variables, 9/94 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/90 variables, 0/94 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 14 (OVERLAPS) 7/97 variables, 4/98 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/97 variables, 2/100 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/97 variables, 0/100 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 17 (OVERLAPS) 3/100 variables, 2/102 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/100 variables, 1/103 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/100 variables, 1/104 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/100 variables, 0/104 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 21 (OVERLAPS) 10/110 variables, 7/111 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/110 variables, 1/112 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/110 variables, 0/112 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 24 (OVERLAPS) 65/175 variables, 18/130 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/175 variables, 9/139 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/175 variables, 43/182 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 27 (INCLUDED_ONLY) 0/175 variables, 0/182 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 28 (OVERLAPS) 9/184 variables, 6/188 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 29 (INCLUDED_ONLY) 0/184 variables, 3/191 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 30 (INCLUDED_ONLY) 0/184 variables, 0/191 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 31 (OVERLAPS) 10/194 variables, 9/200 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 32 (INCLUDED_ONLY) 0/194 variables, 3/203 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 33 (INCLUDED_ONLY) 0/194 variables, 0/203 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 34 (OVERLAPS) 22/216 variables, 10/213 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 35 (INCLUDED_ONLY) 0/216 variables, 5/218 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 36 (INCLUDED_ONLY) 0/216 variables, 9/227 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 37 (INCLUDED_ONLY) 0/216 variables, 0/227 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 38 (OVERLAPS) 0/216 variables, 0/227 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 216/216 variables, and 227 constraints, problems are : Problem set: 0 solved, 3 unsolved in 427 ms.
Refiners :[Positive P Invariants (semi-flows): 31/31 constraints, State Equation: 62/62 constraints, ReadFeed: 131/131 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 3/3 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/10 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/10 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (OVERLAPS) 45/55 variables, 10/15 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/55 variables, 31/46 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/55 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 22/77 variables, 8/54 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/77 variables, 4/58 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/77 variables, 18/76 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/77 variables, 2/78 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/77 variables, 3/81 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/77 variables, 0/81 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 11 (OVERLAPS) 13/90 variables, 4/85 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/90 variables, 2/87 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/90 variables, 9/96 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/90 variables, 0/96 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 15 (OVERLAPS) 7/97 variables, 4/100 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/97 variables, 2/102 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/97 variables, 0/102 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 18 (OVERLAPS) 3/100 variables, 2/104 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/100 variables, 1/105 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/100 variables, 1/106 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/100 variables, 0/106 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 22 (OVERLAPS) 10/110 variables, 7/113 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/110 variables, 1/114 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/110 variables, 0/114 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 25 (OVERLAPS) 65/175 variables, 18/132 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/175 variables, 9/141 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 27 (INCLUDED_ONLY) 0/175 variables, 43/184 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 28 (INCLUDED_ONLY) 0/175 variables, 1/185 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 29 (INCLUDED_ONLY) 0/175 variables, 0/185 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 30 (OVERLAPS) 9/184 variables, 6/191 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 31 (INCLUDED_ONLY) 0/184 variables, 3/194 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 32 (INCLUDED_ONLY) 0/184 variables, 0/194 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 33 (OVERLAPS) 10/194 variables, 9/203 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 34 (INCLUDED_ONLY) 0/194 variables, 3/206 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 35 (INCLUDED_ONLY) 0/194 variables, 0/206 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 36 (OVERLAPS) 22/216 variables, 10/216 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 37 (INCLUDED_ONLY) 0/216 variables, 5/221 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 38 (INCLUDED_ONLY) 0/216 variables, 9/230 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 39 (INCLUDED_ONLY) 0/216 variables, 0/230 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 40 (OVERLAPS) 0/216 variables, 0/230 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Int declared 216/216 variables, and 230 constraints, problems are : Problem set: 0 solved, 3 unsolved in 848 ms.
Refiners :[Positive P Invariants (semi-flows): 31/31 constraints, State Equation: 62/62 constraints, ReadFeed: 131/131 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 3/3 constraints]
After SMT, in 1288ms problems are : Problem set: 0 solved, 3 unsolved
Parikh walk visited 0 properties in 90000 ms.
Support contains 10 out of 62 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 62/62 places, 160/160 transitions.
Applied a total of 0 rules in 10 ms. Remains 62 /62 variables (removed 0) and now considering 160/160 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 12 ms. Remains : 62/62 places, 160/160 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 62/62 places, 160/160 transitions.
Applied a total of 0 rules in 8 ms. Remains 62 /62 variables (removed 0) and now considering 160/160 (removed 0) transitions.
[2024-05-27 11:36:41] [INFO ] Flow matrix only has 154 transitions (discarded 6 similar events)
[2024-05-27 11:36:41] [INFO ] Invariant cache hit.
[2024-05-27 11:36:41] [INFO ] Implicit Places using invariants in 94 ms returned []
[2024-05-27 11:36:41] [INFO ] Flow matrix only has 154 transitions (discarded 6 similar events)
[2024-05-27 11:36:41] [INFO ] Invariant cache hit.
[2024-05-27 11:36:41] [INFO ] State equation strengthened by 131 read => feed constraints.
[2024-05-27 11:36:41] [INFO ] Implicit Places using invariants and state equation in 224 ms returned []
Implicit Place search using SMT with State Equation took 321 ms to find 0 implicit places.
[2024-05-27 11:36:41] [INFO ] Redundant transitions in 5 ms returned []
Running 149 sub problems to find dead transitions.
[2024-05-27 11:36:42] [INFO ] Flow matrix only has 154 transitions (discarded 6 similar events)
[2024-05-27 11:36:42] [INFO ] Invariant cache hit.
[2024-05-27 11:36:42] [INFO ] State equation strengthened by 131 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/62 variables, 31/31 constraints. Problems are: Problem set: 0 solved, 149 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/62 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 149 unsolved
At refinement iteration 2 (OVERLAPS) 154/216 variables, 62/93 constraints. Problems are: Problem set: 0 solved, 149 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/216 variables, 131/224 constraints. Problems are: Problem set: 0 solved, 149 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/216 variables, 0/224 constraints. Problems are: Problem set: 0 solved, 149 unsolved
At refinement iteration 5 (OVERLAPS) 0/216 variables, 0/224 constraints. Problems are: Problem set: 0 solved, 149 unsolved
No progress, stopping.
After SMT solving in domain Real declared 216/216 variables, and 224 constraints, problems are : Problem set: 0 solved, 149 unsolved in 4051 ms.
Refiners :[Positive P Invariants (semi-flows): 31/31 constraints, State Equation: 62/62 constraints, ReadFeed: 131/131 constraints, PredecessorRefiner: 149/149 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 149 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/62 variables, 31/31 constraints. Problems are: Problem set: 0 solved, 149 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/62 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 149 unsolved
At refinement iteration 2 (OVERLAPS) 154/216 variables, 62/93 constraints. Problems are: Problem set: 0 solved, 149 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/216 variables, 131/224 constraints. Problems are: Problem set: 0 solved, 149 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 216/216 variables, and 373 constraints, problems are : Problem set: 0 solved, 149 unsolved in 30037 ms.
Refiners :[Positive P Invariants (semi-flows): 31/31 constraints, State Equation: 62/62 constraints, ReadFeed: 131/131 constraints, PredecessorRefiner: 149/149 constraints, Known Traps: 0/0 constraints]
After SMT, in 34144ms problems are : Problem set: 0 solved, 149 unsolved
Search for dead transitions found 0 dead transitions in 34146ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 34487 ms. Remains : 62/62 places, 160/160 transitions.
RANDOM walk for 400000 steps (8 resets) in 3744 ms. (106 steps per ms) remains 3/14 properties
Running SMT prover for 3 properties.
[2024-05-27 11:37:17] [INFO ] Flow matrix only has 154 transitions (discarded 6 similar events)
[2024-05-27 11:37:17] [INFO ] Invariant cache hit.
[2024-05-27 11:37:17] [INFO ] [Real]Absence check using 31 positive place invariants in 7 ms returned sat
[2024-05-27 11:37:17] [INFO ] After 121ms SMT Verify possible using all constraints in real domain returned unsat :3 sat :0
Successfully simplified 3 atomic propositions for a total of 3 simplifications.
RANDOM walk for 4000000 steps (8 resets) in 14932 ms. (267 steps per ms) remains 2/3 properties
BEST_FIRST walk for 4000003 steps (8 resets) in 5681 ms. (703 steps per ms) remains 2/2 properties
BEST_FIRST walk for 4000004 steps (8 resets) in 5254 ms. (761 steps per ms) remains 2/2 properties
[2024-05-27 11:37:24] [INFO ] Flow matrix only has 154 transitions (discarded 6 similar events)
[2024-05-27 11:37:24] [INFO ] Invariant cache hit.
[2024-05-27 11:37:24] [INFO ] State equation strengthened by 131 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/6 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (OVERLAPS) 2/8 variables, 2/4 constraints. Problems are: Problem set: 0 solved, 2 unsolved
[2024-05-27 11:37:24] [INFO ] Deduced a trap composed of 1 places in 25 ms of which 2 ms to minimize.
[2024-05-27 11:37:24] [INFO ] Deduced a trap composed of 1 places in 18 ms of which 1 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/8 variables, 2/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/8 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 39/47 variables, 8/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/47 variables, 23/37 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/47 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 30/77 variables, 10/47 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/77 variables, 5/52 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/77 variables, 26/78 constraints. Problems are: Problem set: 0 solved, 2 unsolved
[2024-05-27 11:37:24] [INFO ] Deduced a trap composed of 1 places in 21 ms of which 1 ms to minimize.
[2024-05-27 11:37:24] [INFO ] Deduced a trap composed of 1 places in 19 ms of which 1 ms to minimize.
[2024-05-27 11:37:24] [INFO ] Deduced a trap composed of 1 places in 19 ms of which 1 ms to minimize.
[2024-05-27 11:37:24] [INFO ] Deduced a trap composed of 1 places in 15 ms of which 1 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/77 variables, 4/82 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/77 variables, 0/82 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (OVERLAPS) 13/90 variables, 4/86 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/90 variables, 2/88 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/90 variables, 9/97 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/90 variables, 0/97 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (OVERLAPS) 7/97 variables, 4/101 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/97 variables, 2/103 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/97 variables, 0/103 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 20 (OVERLAPS) 3/100 variables, 2/105 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/100 variables, 1/106 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/100 variables, 1/107 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/100 variables, 0/107 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 24 (OVERLAPS) 10/110 variables, 7/114 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/110 variables, 1/115 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/110 variables, 0/115 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 27 (OVERLAPS) 65/175 variables, 18/133 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 28 (INCLUDED_ONLY) 0/175 variables, 9/142 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 29 (INCLUDED_ONLY) 0/175 variables, 43/185 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 30 (INCLUDED_ONLY) 0/175 variables, 0/185 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 31 (OVERLAPS) 9/184 variables, 6/191 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 32 (INCLUDED_ONLY) 0/184 variables, 3/194 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 33 (INCLUDED_ONLY) 0/184 variables, 0/194 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 34 (OVERLAPS) 10/194 variables, 9/203 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 35 (INCLUDED_ONLY) 0/194 variables, 3/206 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 36 (INCLUDED_ONLY) 0/194 variables, 0/206 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 37 (OVERLAPS) 22/216 variables, 10/216 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 38 (INCLUDED_ONLY) 0/216 variables, 5/221 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 39 (INCLUDED_ONLY) 0/216 variables, 9/230 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 40 (INCLUDED_ONLY) 0/216 variables, 0/230 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 41 (OVERLAPS) 0/216 variables, 0/230 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 216/216 variables, and 230 constraints, problems are : Problem set: 0 solved, 2 unsolved in 507 ms.
Refiners :[Positive P Invariants (semi-flows): 31/31 constraints, State Equation: 62/62 constraints, ReadFeed: 131/131 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 6/6 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/6 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (OVERLAPS) 2/8 variables, 2/4 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/8 variables, 2/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/8 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 39/47 variables, 8/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/47 variables, 23/37 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/47 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 30/77 variables, 10/47 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/77 variables, 5/52 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/77 variables, 26/78 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/77 variables, 1/79 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/77 variables, 4/83 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/77 variables, 0/83 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 13/90 variables, 4/87 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/90 variables, 2/89 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/90 variables, 9/98 constraints. Problems are: Problem set: 0 solved, 2 unsolved
[2024-05-27 11:37:25] [INFO ] Deduced a trap composed of 1 places in 16 ms of which 1 ms to minimize.
At refinement iteration 17 (INCLUDED_ONLY) 0/90 variables, 1/99 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/90 variables, 0/99 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 19 (OVERLAPS) 7/97 variables, 4/103 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/97 variables, 2/105 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/97 variables, 0/105 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 22 (OVERLAPS) 3/100 variables, 2/107 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/100 variables, 1/108 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/100 variables, 1/109 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/100 variables, 0/109 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 26 (OVERLAPS) 10/110 variables, 7/116 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 27 (INCLUDED_ONLY) 0/110 variables, 1/117 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 28 (INCLUDED_ONLY) 0/110 variables, 0/117 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 29 (OVERLAPS) 65/175 variables, 18/135 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 30 (INCLUDED_ONLY) 0/175 variables, 9/144 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 31 (INCLUDED_ONLY) 0/175 variables, 43/187 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 32 (INCLUDED_ONLY) 0/175 variables, 1/188 constraints. Problems are: Problem set: 0 solved, 2 unsolved
[2024-05-27 11:37:35] [INFO ] Deduced a trap composed of 1 places in 18 ms of which 1 ms to minimize.
At refinement iteration 33 (INCLUDED_ONLY) 0/175 variables, 1/189 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 175/216 variables, and 189 constraints, problems are : Problem set: 0 solved, 2 unsolved in 40051 ms.
Refiners :[Positive P Invariants (semi-flows): 23/31 constraints, State Equation: 46/62 constraints, ReadFeed: 110/131 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 8/8 constraints]
After SMT, in 40568ms problems are : Problem set: 0 solved, 2 unsolved
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 1 ms.
Support contains 6 out of 62 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 62/62 places, 160/160 transitions.
Applied a total of 0 rules in 7 ms. Remains 62 /62 variables (removed 0) and now considering 160/160 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 8 ms. Remains : 62/62 places, 160/160 transitions.
RANDOM walk for 4000000 steps (8 resets) in 13153 ms. (304 steps per ms) remains 2/2 properties
BEST_FIRST walk for 4000003 steps (8 resets) in 5612 ms. (712 steps per ms) remains 2/2 properties
BEST_FIRST walk for 4000003 steps (8 resets) in 5240 ms. (763 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 2239563 steps, run timeout after 18001 ms. (steps per millisecond=124 ) properties seen :0 out of 2
Probabilistic random walk after 2239563 steps, saw 1521925 distinct states, run finished after 18015 ms. (steps per millisecond=124 ) properties seen :0
[2024-05-27 11:38:29] [INFO ] Flow matrix only has 154 transitions (discarded 6 similar events)
[2024-05-27 11:38:29] [INFO ] Invariant cache hit.
[2024-05-27 11:38:29] [INFO ] State equation strengthened by 131 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/6 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (OVERLAPS) 2/8 variables, 2/4 constraints. Problems are: Problem set: 0 solved, 2 unsolved
[2024-05-27 11:38:29] [INFO ] Deduced a trap composed of 1 places in 23 ms of which 1 ms to minimize.
[2024-05-27 11:38:29] [INFO ] Deduced a trap composed of 1 places in 17 ms of which 1 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/8 variables, 2/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/8 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 39/47 variables, 8/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/47 variables, 23/37 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/47 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 30/77 variables, 10/47 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/77 variables, 5/52 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/77 variables, 26/78 constraints. Problems are: Problem set: 0 solved, 2 unsolved
[2024-05-27 11:38:29] [INFO ] Deduced a trap composed of 1 places in 18 ms of which 2 ms to minimize.
[2024-05-27 11:38:29] [INFO ] Deduced a trap composed of 1 places in 19 ms of which 2 ms to minimize.
[2024-05-27 11:38:29] [INFO ] Deduced a trap composed of 1 places in 16 ms of which 1 ms to minimize.
[2024-05-27 11:38:29] [INFO ] Deduced a trap composed of 1 places in 14 ms of which 0 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/77 variables, 4/82 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/77 variables, 0/82 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (OVERLAPS) 13/90 variables, 4/86 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/90 variables, 2/88 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/90 variables, 9/97 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/90 variables, 0/97 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (OVERLAPS) 7/97 variables, 4/101 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/97 variables, 2/103 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/97 variables, 0/103 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 20 (OVERLAPS) 3/100 variables, 2/105 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/100 variables, 1/106 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/100 variables, 1/107 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/100 variables, 0/107 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 24 (OVERLAPS) 10/110 variables, 7/114 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/110 variables, 1/115 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/110 variables, 0/115 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 27 (OVERLAPS) 65/175 variables, 18/133 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 28 (INCLUDED_ONLY) 0/175 variables, 9/142 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 29 (INCLUDED_ONLY) 0/175 variables, 43/185 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 30 (INCLUDED_ONLY) 0/175 variables, 0/185 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 31 (OVERLAPS) 9/184 variables, 6/191 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 32 (INCLUDED_ONLY) 0/184 variables, 3/194 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 33 (INCLUDED_ONLY) 0/184 variables, 0/194 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 34 (OVERLAPS) 10/194 variables, 9/203 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 35 (INCLUDED_ONLY) 0/194 variables, 3/206 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 36 (INCLUDED_ONLY) 0/194 variables, 0/206 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 37 (OVERLAPS) 22/216 variables, 10/216 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 38 (INCLUDED_ONLY) 0/216 variables, 5/221 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 39 (INCLUDED_ONLY) 0/216 variables, 9/230 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 40 (INCLUDED_ONLY) 0/216 variables, 0/230 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 41 (OVERLAPS) 0/216 variables, 0/230 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 216/216 variables, and 230 constraints, problems are : Problem set: 0 solved, 2 unsolved in 468 ms.
Refiners :[Positive P Invariants (semi-flows): 31/31 constraints, State Equation: 62/62 constraints, ReadFeed: 131/131 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 6/6 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/6 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (OVERLAPS) 2/8 variables, 2/4 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/8 variables, 2/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/8 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 39/47 variables, 8/14 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/47 variables, 23/37 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/47 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 30/77 variables, 10/47 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/77 variables, 5/52 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/77 variables, 26/78 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/77 variables, 1/79 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/77 variables, 4/83 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/77 variables, 0/83 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 13/90 variables, 4/87 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/90 variables, 2/89 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/90 variables, 9/98 constraints. Problems are: Problem set: 0 solved, 2 unsolved
[2024-05-27 11:38:29] [INFO ] Deduced a trap composed of 1 places in 17 ms of which 1 ms to minimize.
At refinement iteration 17 (INCLUDED_ONLY) 0/90 variables, 1/99 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/90 variables, 0/99 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 19 (OVERLAPS) 7/97 variables, 4/103 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/97 variables, 2/105 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/97 variables, 0/105 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 22 (OVERLAPS) 3/100 variables, 2/107 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/100 variables, 1/108 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/100 variables, 1/109 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/100 variables, 0/109 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 26 (OVERLAPS) 10/110 variables, 7/116 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 27 (INCLUDED_ONLY) 0/110 variables, 1/117 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 28 (INCLUDED_ONLY) 0/110 variables, 0/117 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 29 (OVERLAPS) 65/175 variables, 18/135 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 30 (INCLUDED_ONLY) 0/175 variables, 9/144 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 31 (INCLUDED_ONLY) 0/175 variables, 43/187 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 32 (INCLUDED_ONLY) 0/175 variables, 1/188 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 33 (INCLUDED_ONLY) 0/175 variables, 0/188 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 184/216 variables, and 194 constraints, problems are : Problem set: 0 solved, 2 unsolved in 45097 ms.
Refiners :[Positive P Invariants (semi-flows): 23/31 constraints, State Equation: 52/62 constraints, ReadFeed: 110/131 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 7/7 constraints]
After SMT, in 45582ms problems are : Problem set: 0 solved, 2 unsolved
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 30000 ms.
Support contains 6 out of 62 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 62/62 places, 160/160 transitions.
Applied a total of 0 rules in 10 ms. Remains 62 /62 variables (removed 0) and now considering 160/160 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11 ms. Remains : 62/62 places, 160/160 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 62/62 places, 160/160 transitions.
Applied a total of 0 rules in 6 ms. Remains 62 /62 variables (removed 0) and now considering 160/160 (removed 0) transitions.
[2024-05-27 11:39:44] [INFO ] Flow matrix only has 154 transitions (discarded 6 similar events)
[2024-05-27 11:39:44] [INFO ] Invariant cache hit.
[2024-05-27 11:39:44] [INFO ] Implicit Places using invariants in 108 ms returned []
[2024-05-27 11:39:44] [INFO ] Flow matrix only has 154 transitions (discarded 6 similar events)
[2024-05-27 11:39:44] [INFO ] Invariant cache hit.
[2024-05-27 11:39:44] [INFO ] State equation strengthened by 131 read => feed constraints.
[2024-05-27 11:39:45] [INFO ] Implicit Places using invariants and state equation in 205 ms returned []
Implicit Place search using SMT with State Equation took 318 ms to find 0 implicit places.
[2024-05-27 11:39:45] [INFO ] Redundant transitions in 5 ms returned []
Running 149 sub problems to find dead transitions.
[2024-05-27 11:39:45] [INFO ] Flow matrix only has 154 transitions (discarded 6 similar events)
[2024-05-27 11:39:45] [INFO ] Invariant cache hit.
[2024-05-27 11:39:45] [INFO ] State equation strengthened by 131 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/62 variables, 31/31 constraints. Problems are: Problem set: 0 solved, 149 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/62 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 149 unsolved
At refinement iteration 2 (OVERLAPS) 154/216 variables, 62/93 constraints. Problems are: Problem set: 0 solved, 149 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/216 variables, 131/224 constraints. Problems are: Problem set: 0 solved, 149 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/216 variables, 0/224 constraints. Problems are: Problem set: 0 solved, 149 unsolved
At refinement iteration 5 (OVERLAPS) 0/216 variables, 0/224 constraints. Problems are: Problem set: 0 solved, 149 unsolved
No progress, stopping.
After SMT solving in domain Real declared 216/216 variables, and 224 constraints, problems are : Problem set: 0 solved, 149 unsolved in 4388 ms.
Refiners :[Positive P Invariants (semi-flows): 31/31 constraints, State Equation: 62/62 constraints, ReadFeed: 131/131 constraints, PredecessorRefiner: 149/149 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 149 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/62 variables, 31/31 constraints. Problems are: Problem set: 0 solved, 149 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/62 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 149 unsolved
At refinement iteration 2 (OVERLAPS) 154/216 variables, 62/93 constraints. Problems are: Problem set: 0 solved, 149 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/216 variables, 131/224 constraints. Problems are: Problem set: 0 solved, 149 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 216/216 variables, and 373 constraints, problems are : Problem set: 0 solved, 149 unsolved in 30028 ms.
Refiners :[Positive P Invariants (semi-flows): 31/31 constraints, State Equation: 62/62 constraints, ReadFeed: 131/131 constraints, PredecessorRefiner: 149/149 constraints, Known Traps: 0/0 constraints]
After SMT, in 34488ms problems are : Problem set: 0 solved, 149 unsolved
Search for dead transitions found 0 dead transitions in 34490ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 34824 ms. Remains : 62/62 places, 160/160 transitions.
RANDOM walk for 134930 steps (4 resets) in 1777 ms. (75 steps per ms) remains 0/7 properties
Attempting over-approximation, by ignoring read arcs.
Graph (complete) has 218 edges and 62 vertex of which 28 are kept as prefixes of interest. Removing 34 places using SCC suffix rule.1 ms
Discarding 34 places :
Also discarding 83 output transitions
Drop transitions (Output transitions of discarded places.) removed 83 transitions
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 0 with 4 rules applied. Total rules applied 5 place count 28 transition count 73
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 1 with 9 rules applied. Total rules applied 14 place count 22 transition count 70
Graph (complete) has 118 edges and 22 vertex of which 18 are kept as prefixes of interest. Removing 4 places using SCC suffix rule.2 ms
Discarding 4 places :
Also discarding 4 output transitions
Drop transitions (Output transitions of discarded places.) removed 4 transitions
Iterating post reduction 1 with 1 rules applied. Total rules applied 15 place count 18 transition count 66
Applied a total of 15 rules in 31 ms. Remains 18 /62 variables (removed 44) and now considering 66/160 (removed 94) transitions.
Running SMT prover for 2 properties.
[2024-05-27 11:40:20] [INFO ] Flow matrix only has 64 transitions (discarded 2 similar events)
Normalized transition count is 41 out of 64 initially.
// Phase 1: matrix 41 rows 18 cols
[2024-05-27 11:40:20] [INFO ] Computed 9 invariants in 1 ms
[2024-05-27 11:40:20] [INFO ] [Real]Absence check using 9 positive place invariants in 2 ms returned sat
[2024-05-27 11:40:20] [INFO ] After 55ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2024-05-27 11:40:20] [INFO ] [Nat]Absence check using 9 positive place invariants in 3 ms returned sat
[2024-05-27 11:40:20] [INFO ] After 35ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
[2024-05-27 11:40:20] [INFO ] State equation strengthened by 59 read => feed constraints.
[2024-05-27 11:40:20] [INFO ] After 30ms SMT Verify possible using 59 Read/Feed constraints in natural domain returned unsat :0 sat :2
TRAPS : Iteration 0
[2024-05-27 11:40:20] [INFO ] After 128ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
[2024-05-27 11:40:21] [INFO ] After 480ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
Over-approximation ignoring read arcs solved 0 properties in 576 ms.
Unable to solve all queries for examination QuasiLiveness. Remains :2 assertions to prove.
No /home/mcc/execution/QuasiLiveness.xml examination file found. Proceeding without properties.
Parsed 2 properties from file /home/mcc/execution/QuasiLiveness.xml in 1 ms.
Working with output stream class java.io.PrintStream
Total runtime 561514 ms.
----------------------------------------------------------------------
GreatSPN-meddly tool, MCC 2023
----------------------------------------------------------------------

Running PaceMaker-PT-none

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: 70
TRANSITIONS: 164
COLOR VARS: 0
MEASURES: 0
LOADING TIME: [User 0.013s, Sys 0.001s]


SAVING FILE /home/mcc/execution/model (.net / .def) ...
EXPORT TIME: [User 0.002s, 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: 700
MODEL NAME: /home/mcc/execution/model
70 places, 164 transitions.

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

BK_STOP 1716810136809

--------------------
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="PaceMaker-PT-none"
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 PaceMaker-PT-none, 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 r276-smll-171654415700002"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/PaceMaker-PT-none.tgz
mv PaceMaker-PT-none 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 ;