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-171654415700004.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 PaceMaker-PT-none, examination is Liveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r276-smll-171654415700004
=====================================================================

--------------------
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 Liveness

=== Now, execution of the tool begins

BK_START 1716809522220

Invoking MCC driver with
BK_TOOL=greatspnxred
BK_EXAMINATION=Liveness
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 11:32:04] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, Liveness, -timeout, 180, -rebuildPNML]
[2024-05-27 11:32:04] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-27 11:32:05] [INFO ] Load time of PNML (sax parser for PT used): 169 ms
[2024-05-27 11:32:05] [INFO ] Transformed 70 places.
[2024-05-27 11:32:05] [INFO ] Transformed 164 transitions.
[2024-05-27 11:32:05] [INFO ] Parsed PT model containing 70 places and 164 transitions and 954 arcs in 468 ms.
Discarding 28 transitions out of 164. Remains 136
Built sparse matrix representations for Structural reductions in 10 ms.15782KB memory used
Starting structural reductions in DEADLOCK mode, iteration 0 : 70/70 places, 164/164 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Applied a total of 0 rules in 46 ms. Remains 70 /70 variables (removed 0) and now considering 164/164 (removed 0) transitions.
Running 153 sub problems to find dead transitions.
[2024-05-27 11:32:05] [INFO ] Flow matrix only has 158 transitions (discarded 6 similar events)
Normalized transition count is 93 out of 158 initially.
// Phase 1: matrix 93 rows 70 cols
[2024-05-27 11:32:05] [INFO ] Computed 35 invariants in 24 ms
[2024-05-27 11:32:05] [INFO ] State equation strengthened by 131 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/70 variables, 35/35 constraints. Problems are: Problem set: 0 solved, 153 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/70 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 153 unsolved
At refinement iteration 2 (OVERLAPS) 158/228 variables, 70/105 constraints. Problems are: Problem set: 0 solved, 153 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/228 variables, 131/236 constraints. Problems are: Problem set: 0 solved, 153 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/228 variables, 0/236 constraints. Problems are: Problem set: 0 solved, 153 unsolved
At refinement iteration 5 (OVERLAPS) 0/228 variables, 0/236 constraints. Problems are: Problem set: 0 solved, 153 unsolved
No progress, stopping.
After SMT solving in domain Real declared 228/228 variables, and 236 constraints, problems are : Problem set: 0 solved, 153 unsolved in 6748 ms.
Refiners :[Positive P Invariants (semi-flows): 35/35 constraints, State Equation: 70/70 constraints, ReadFeed: 131/131 constraints, PredecessorRefiner: 153/153 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 153 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/70 variables, 35/35 constraints. Problems are: Problem set: 0 solved, 153 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/70 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 153 unsolved
At refinement iteration 2 (OVERLAPS) 158/228 variables, 70/105 constraints. Problems are: Problem set: 0 solved, 153 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/228 variables, 131/236 constraints. Problems are: Problem set: 0 solved, 153 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/228 variables, 153/389 constraints. Problems are: Problem set: 0 solved, 153 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 228/228 variables, and 389 constraints, problems are : Problem set: 0 solved, 153 unsolved in 20027 ms.
Refiners :[Positive P Invariants (semi-flows): 35/35 constraints, State Equation: 70/70 constraints, ReadFeed: 131/131 constraints, PredecessorRefiner: 153/153 constraints, Known Traps: 0/0 constraints]
After SMT, in 27073ms problems are : Problem set: 0 solved, 153 unsolved
Search for dead transitions found 0 dead transitions in 27104ms
Finished structural reductions in DEADLOCK mode , in 1 iterations and 27222 ms. Remains : 70/70 places, 164/164 transitions.
Starting structural reductions in DEADLOCK mode, iteration 0 : 70/70 places, 164/164 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Applied a total of 0 rules in 11 ms. Remains 70 /70 variables (removed 0) and now considering 164/164 (removed 0) transitions.
[2024-05-27 11:32:32] [INFO ] Flow matrix only has 158 transitions (discarded 6 similar events)
[2024-05-27 11:32:32] [INFO ] Invariant cache hit.
[2024-05-27 11:32:32] [INFO ] Implicit Places using invariants in 79 ms returned []
[2024-05-27 11:32:32] [INFO ] Flow matrix only has 158 transitions (discarded 6 similar events)
[2024-05-27 11:32:32] [INFO ] Invariant cache hit.
[2024-05-27 11:32:32] [INFO ] State equation strengthened by 131 read => feed constraints.
[2024-05-27 11:32:32] [INFO ] Implicit Places using invariants and state equation in 212 ms returned []
Implicit Place search using SMT with State Equation took 306 ms to find 0 implicit places.
[2024-05-27 11:32:32] [INFO ] Redundant transitions in 9 ms returned []
Running 153 sub problems to find dead transitions.
[2024-05-27 11:32:32] [INFO ] Flow matrix only has 158 transitions (discarded 6 similar events)
[2024-05-27 11:32:32] [INFO ] Invariant cache hit.
[2024-05-27 11:32:32] [INFO ] State equation strengthened by 131 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/70 variables, 35/35 constraints. Problems are: Problem set: 0 solved, 153 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/70 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 153 unsolved
At refinement iteration 2 (OVERLAPS) 158/228 variables, 70/105 constraints. Problems are: Problem set: 0 solved, 153 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/228 variables, 131/236 constraints. Problems are: Problem set: 0 solved, 153 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/228 variables, 0/236 constraints. Problems are: Problem set: 0 solved, 153 unsolved
At refinement iteration 5 (OVERLAPS) 0/228 variables, 0/236 constraints. Problems are: Problem set: 0 solved, 153 unsolved
No progress, stopping.
After SMT solving in domain Real declared 228/228 variables, and 236 constraints, problems are : Problem set: 0 solved, 153 unsolved in 4944 ms.
Refiners :[Positive P Invariants (semi-flows): 35/35 constraints, State Equation: 70/70 constraints, ReadFeed: 131/131 constraints, PredecessorRefiner: 153/153 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 153 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/70 variables, 35/35 constraints. Problems are: Problem set: 0 solved, 153 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/70 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 153 unsolved
At refinement iteration 2 (OVERLAPS) 158/228 variables, 70/105 constraints. Problems are: Problem set: 0 solved, 153 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/228 variables, 131/236 constraints. Problems are: Problem set: 0 solved, 153 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 228/228 variables, and 389 constraints, problems are : Problem set: 0 solved, 153 unsolved in 30045 ms.
Refiners :[Positive P Invariants (semi-flows): 35/35 constraints, State Equation: 70/70 constraints, ReadFeed: 131/131 constraints, PredecessorRefiner: 153/153 constraints, Known Traps: 0/0 constraints]
After SMT, in 35105ms problems are : Problem set: 0 solved, 153 unsolved
Search for dead transitions found 0 dead transitions in 35111ms
Finished structural reductions in DEADLOCK mode , in 1 iterations and 35451 ms. Remains : 70/70 places, 164/164 transitions.
Random walk for 1250000 steps, including 0 resets, run took 3669 ms (no deadlock found). (steps per millisecond=340 )
Random directed walk for 1250003 steps, including 0 resets, run took 3400 ms (no deadlock found). (steps per millisecond=367 )
[2024-05-27 11:33:15] [INFO ] Flow matrix only has 158 transitions (discarded 6 similar events)
[2024-05-27 11:33:15] [INFO ] Invariant cache hit.
[2024-05-27 11:33:15] [INFO ] [Real]Absence check using 35 positive place invariants in 16 ms returned sat
[2024-05-27 11:33:15] [INFO ] [Real]Absence check using state equation in 60 ms returned sat
[2024-05-27 11:33:15] [INFO ] Solution in real domain found non-integer solution.
[2024-05-27 11:33:15] [INFO ] [Nat]Absence check using 35 positive place invariants in 12 ms returned sat
[2024-05-27 11:33:15] [INFO ] [Nat]Absence check using state equation in 172 ms returned unsat
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 0 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 20 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 11:33:15] [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 11:33:15] [INFO ] Computed 31 invariants in 3 ms
[2024-05-27 11:33:15] [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 4038 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 20052 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 24207ms problems are : Problem set: 0 solved, 149 unsolved
Search for dead transitions found 0 dead transitions in 24211ms
[2024-05-27 11:33:39] [INFO ] Flow matrix only has 154 transitions (discarded 6 similar events)
[2024-05-27 11:33:39] [INFO ] Invariant cache hit.
[2024-05-27 11:33:39] [INFO ] Implicit Places using invariants in 138 ms returned []
[2024-05-27 11:33:39] [INFO ] Flow matrix only has 154 transitions (discarded 6 similar events)
[2024-05-27 11:33:39] [INFO ] Invariant cache hit.
[2024-05-27 11:33:39] [INFO ] State equation strengthened by 131 read => feed constraints.
[2024-05-27 11:33:40] [INFO ] Implicit Places using invariants and state equation in 247 ms returned []
Implicit Place search using SMT with State Equation took 406 ms to find 0 implicit places.
Running 149 sub problems to find dead transitions.
[2024-05-27 11:33:40] [INFO ] Flow matrix only has 154 transitions (discarded 6 similar events)
[2024-05-27 11:33:40] [INFO ] Invariant cache hit.
[2024-05-27 11:33:40] [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 3486 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 30045 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 33614ms problems are : Problem set: 0 solved, 149 unsolved
Search for dead transitions found 0 dead transitions in 33616ms
Starting structural reductions in LIVENESS mode, iteration 1 : 62/70 places, 160/164 transitions.
Finished structural reductions in LIVENESS mode , in 1 iterations and 58256 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 2671 ms. (14 steps per ms) remains 20/127 properties
BEST_FIRST walk for 4003 steps (8 resets) in 44 ms. (88 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4004 steps (8 resets) in 24 ms. (160 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4002 steps (8 resets) in 21 ms. (181 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4003 steps (8 resets) in 31 ms. (125 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4004 steps (8 resets) in 20 ms. (190 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4004 steps (8 resets) in 34 ms. (114 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4004 steps (8 resets) in 18 ms. (210 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4004 steps (8 resets) in 15 ms. (250 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4004 steps (8 resets) in 18 ms. (210 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4004 steps (8 resets) in 18 ms. (210 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4003 steps (8 resets) in 17 ms. (222 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4004 steps (8 resets) in 16 ms. (235 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4004 steps (8 resets) in 13 ms. (286 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4004 steps (8 resets) in 13 ms. (286 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4004 steps (8 resets) in 17 ms. (222 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4004 steps (8 resets) in 23 ms. (166 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4003 steps (8 resets) in 14 ms. (266 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4003 steps (8 resets) in 21 ms. (181 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4004 steps (8 resets) in 19 ms. (200 steps per ms) remains 20/20 properties
BEST_FIRST walk for 4004 steps (8 resets) in 16 ms. (235 steps per ms) remains 20/20 properties
[2024-05-27 11:34:14] [INFO ] Flow matrix only has 154 transitions (discarded 6 similar events)
[2024-05-27 11:34:14] [INFO ] Invariant cache hit.
[2024-05-27 11:34:14] [INFO ] State equation strengthened by 131 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/22 variables, 10/10 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/22 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 2 (OVERLAPS) 2/24 variables, 2/12 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/24 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 4 (OVERLAPS) 100/124 variables, 24/36 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/124 variables, 75/111 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/124 variables, 0/111 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 7 (OVERLAPS) 28/152 variables, 16/127 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/152 variables, 8/135 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/152 variables, 11/146 constraints. Problems are: Problem set: 0 solved, 20 unsolved
[2024-05-27 11:34:15] [INFO ] Deduced a trap composed of 1 places in 31 ms of which 11 ms to minimize.
[2024-05-27 11:34:15] [INFO ] Deduced a trap composed of 1 places in 18 ms of which 1 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/152 variables, 2/148 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/152 variables, 0/148 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 12 (OVERLAPS) 3/155 variables, 2/150 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/155 variables, 1/151 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/155 variables, 1/152 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/155 variables, 0/152 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 16 (OVERLAPS) 18/173 variables, 20/172 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/173 variables, 4/176 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/173 variables, 0/176 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 19 (OVERLAPS) 43/216 variables, 20/196 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/216 variables, 10/206 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/216 variables, 20/226 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/216 variables, 0/226 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 23 (OVERLAPS) 0/216 variables, 0/226 constraints. Problems are: Problem set: 0 solved, 20 unsolved
No progress, stopping.
After SMT solving in domain Real declared 216/216 variables, and 226 constraints, problems are : Problem set: 0 solved, 20 unsolved in 2105 ms.
Refiners :[Positive P Invariants (semi-flows): 31/31 constraints, State Equation: 62/62 constraints, ReadFeed: 131/131 constraints, PredecessorRefiner: 20/20 constraints, Known Traps: 2/2 constraints]
Escalating to Integer solving :Problem set: 0 solved, 20 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/22 variables, 10/10 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/22 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 2 (OVERLAPS) 2/24 variables, 2/12 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/24 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 4 (OVERLAPS) 100/124 variables, 24/36 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/124 variables, 75/111 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/124 variables, 5/116 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/124 variables, 0/116 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 8 (OVERLAPS) 28/152 variables, 16/132 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/152 variables, 8/140 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/152 variables, 11/151 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/152 variables, 6/157 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/152 variables, 2/159 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/152 variables, 0/159 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 14 (OVERLAPS) 3/155 variables, 2/161 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/155 variables, 1/162 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/155 variables, 1/163 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/155 variables, 0/163 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 18 (OVERLAPS) 18/173 variables, 20/183 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/173 variables, 4/187 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/173 variables, 0/187 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 21 (OVERLAPS) 43/216 variables, 20/207 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/216 variables, 10/217 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/216 variables, 20/237 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/216 variables, 9/246 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/216 variables, 0/246 constraints. Problems are: Problem set: 0 solved, 20 unsolved
At refinement iteration 26 (OVERLAPS) 0/216 variables, 0/246 constraints. Problems are: Problem set: 0 solved, 20 unsolved
No progress, stopping.
After SMT solving in domain Int declared 216/216 variables, and 246 constraints, problems are : Problem set: 0 solved, 20 unsolved in 2232 ms.
Refiners :[Positive P Invariants (semi-flows): 31/31 constraints, State Equation: 62/62 constraints, ReadFeed: 131/131 constraints, PredecessorRefiner: 20/20 constraints, Known Traps: 2/2 constraints]
After SMT, in 4358ms problems are : Problem set: 0 solved, 20 unsolved
Parikh walk visited 5 properties in 30002 ms.
Support contains 20 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.
Running 149 sub problems to find dead transitions.
[2024-05-27 11:34:49] [INFO ] Flow matrix only has 154 transitions (discarded 6 similar events)
[2024-05-27 11:34:49] [INFO ] Invariant cache hit.
[2024-05-27 11:34:49] [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 3918 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 20037 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 24024ms problems are : Problem set: 0 solved, 149 unsolved
Search for dead transitions found 0 dead transitions in 24028ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 24038 ms. Remains : 62/62 places, 160/160 transitions.
RANDOM walk for 4000000 steps (8 resets) in 29146 ms. (137 steps per ms) remains 14/15 properties
BEST_FIRST walk for 4000004 steps (8 resets) in 6816 ms. (586 steps per ms) remains 11/14 properties
BEST_FIRST walk for 4000003 steps (8 resets) in 6542 ms. (611 steps per ms) remains 8/11 properties
BEST_FIRST walk for 4000004 steps (8 resets) in 6244 ms. (640 steps per ms) remains 8/8 properties
BEST_FIRST walk for 4000004 steps (8 resets) in 6125 ms. (652 steps per ms) remains 8/8 properties
BEST_FIRST walk for 4000004 steps (8 resets) in 6247 ms. (640 steps per ms) remains 5/8 properties
BEST_FIRST walk for 4000002 steps (8 resets) in 6005 ms. (666 steps per ms) remains 5/5 properties
BEST_FIRST walk for 4000004 steps (8 resets) in 5886 ms. (679 steps per ms) remains 3/5 properties
BEST_FIRST walk for 4000004 steps (8 resets) in 5804 ms. (689 steps per ms) remains 3/3 properties
[2024-05-27 11:35:34] [INFO ] Flow matrix only has 154 transitions (discarded 6 similar events)
[2024-05-27 11:35:34] [INFO ] Invariant cache hit.
[2024-05-27 11:35:34] [INFO ] State equation strengthened by 131 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/5 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (OVERLAPS) 1/6 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/6 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (OVERLAPS) 26/32 variables, 6/9 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/32 variables, 11/20 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/32 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (OVERLAPS) 39/71 variables, 12/32 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/71 variables, 6/38 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/71 variables, 31/69 constraints. Problems are: Problem set: 0 solved, 3 unsolved
[2024-05-27 11:35:34] [INFO ] Deduced a trap composed of 1 places in 24 ms of which 2 ms to minimize.
[2024-05-27 11:35:34] [INFO ] Deduced a trap composed of 1 places in 21 ms of which 1 ms to minimize.
[2024-05-27 11:35:34] [INFO ] Deduced a trap composed of 1 places in 15 ms of which 1 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/71 variables, 3/72 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/71 variables, 0/72 constraints. Problems are: Problem set: 0 solved, 3 unsolved
All remaining problems are real, not stopping.
At refinement iteration 12 (OVERLAPS) 9/80 variables, 2/74 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/80 variables, 1/75 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/80 variables, 8/83 constraints. Problems are: Problem set: 0 solved, 3 unsolved
[2024-05-27 11:35:34] [INFO ] Deduced a trap composed of 1 places in 16 ms of which 2 ms to minimize.
At refinement iteration 15 (INCLUDED_ONLY) 0/80 variables, 1/84 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/80 variables, 0/84 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 17 (OVERLAPS) 10/90 variables, 2/86 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/90 variables, 1/87 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/90 variables, 8/95 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/90 variables, 0/95 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 21 (OVERLAPS) 7/97 variables, 4/99 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/97 variables, 2/101 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/97 variables, 0/101 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 24 (OVERLAPS) 3/100 variables, 2/103 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/100 variables, 1/104 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/100 variables, 1/105 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 27 (INCLUDED_ONLY) 0/100 variables, 0/105 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 28 (OVERLAPS) 10/110 variables, 7/112 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 29 (INCLUDED_ONLY) 0/110 variables, 1/113 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 30 (INCLUDED_ONLY) 0/110 variables, 0/113 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 31 (OVERLAPS) 65/175 variables, 18/131 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 32 (INCLUDED_ONLY) 0/175 variables, 9/140 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 33 (INCLUDED_ONLY) 0/175 variables, 43/183 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 34 (INCLUDED_ONLY) 0/175 variables, 0/183 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 35 (OVERLAPS) 9/184 variables, 6/189 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 36 (INCLUDED_ONLY) 0/184 variables, 3/192 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 37 (INCLUDED_ONLY) 0/184 variables, 0/192 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 38 (OVERLAPS) 10/194 variables, 9/201 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 39 (INCLUDED_ONLY) 0/194 variables, 3/204 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 40 (INCLUDED_ONLY) 0/194 variables, 0/204 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 41 (OVERLAPS) 22/216 variables, 10/214 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 42 (INCLUDED_ONLY) 0/216 variables, 5/219 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 43 (INCLUDED_ONLY) 0/216 variables, 9/228 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 44 (INCLUDED_ONLY) 0/216 variables, 0/228 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 45 (OVERLAPS) 0/216 variables, 0/228 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 216/216 variables, and 228 constraints, problems are : Problem set: 0 solved, 3 unsolved in 470 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: 4/4 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/5 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (OVERLAPS) 1/6 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/6 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (OVERLAPS) 26/32 variables, 6/9 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/32 variables, 11/20 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/32 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (OVERLAPS) 39/71 variables, 12/32 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/71 variables, 6/38 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/71 variables, 31/69 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/71 variables, 3/72 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/71 variables, 0/72 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 12 (OVERLAPS) 9/80 variables, 2/74 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/80 variables, 1/75 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/80 variables, 8/83 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/80 variables, 1/84 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/80 variables, 0/84 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 17 (OVERLAPS) 10/90 variables, 2/86 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/90 variables, 1/87 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/90 variables, 8/95 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/90 variables, 0/95 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 21 (OVERLAPS) 7/97 variables, 4/99 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/97 variables, 2/101 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/97 variables, 0/101 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 24 (OVERLAPS) 3/100 variables, 2/103 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/100 variables, 1/104 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/100 variables, 1/105 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 27 (INCLUDED_ONLY) 0/100 variables, 0/105 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 28 (OVERLAPS) 10/110 variables, 7/112 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 29 (INCLUDED_ONLY) 0/110 variables, 1/113 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 30 (INCLUDED_ONLY) 0/110 variables, 0/113 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 31 (OVERLAPS) 65/175 variables, 18/131 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 32 (INCLUDED_ONLY) 0/175 variables, 9/140 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 33 (INCLUDED_ONLY) 0/175 variables, 43/183 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 34 (INCLUDED_ONLY) 0/175 variables, 3/186 constraints. Problems are: Problem set: 0 solved, 3 unsolved
[2024-05-27 11:35:35] [INFO ] Deduced a trap composed of 1 places in 19 ms of which 2 ms to minimize.
At refinement iteration 35 (INCLUDED_ONLY) 0/175 variables, 1/187 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 36 (INCLUDED_ONLY) 0/175 variables, 0/187 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 37 (OVERLAPS) 9/184 variables, 6/193 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 38 (INCLUDED_ONLY) 0/184 variables, 3/196 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 39 (INCLUDED_ONLY) 0/184 variables, 0/196 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 40 (OVERLAPS) 10/194 variables, 9/205 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 41 (INCLUDED_ONLY) 0/194 variables, 3/208 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 42 (INCLUDED_ONLY) 0/194 variables, 0/208 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 43 (OVERLAPS) 22/216 variables, 10/218 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 44 (INCLUDED_ONLY) 0/216 variables, 5/223 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 45 (INCLUDED_ONLY) 0/216 variables, 9/232 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 46 (INCLUDED_ONLY) 0/216 variables, 0/232 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 47 (OVERLAPS) 0/216 variables, 0/232 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Int declared 216/216 variables, and 232 constraints, problems are : Problem set: 0 solved, 3 unsolved in 564 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: 5/5 constraints]
After SMT, in 1056ms problems are : Problem set: 0 solved, 3 unsolved
Parikh walk visited 0 properties in 90004 ms.
Support contains 5 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 13 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 14 ms. Remains : 62/62 places, 160/160 transitions.
RANDOM walk for 4000000 steps (8 resets) in 16074 ms. (248 steps per ms) remains 3/3 properties
BEST_FIRST walk for 4000004 steps (8 resets) in 5613 ms. (712 steps per ms) remains 3/3 properties
BEST_FIRST walk for 4000003 steps (8 resets) in 5681 ms. (703 steps per ms) remains 3/3 properties
BEST_FIRST walk for 4000004 steps (8 resets) in 6144 ms. (650 steps per ms) remains 3/3 properties
Interrupted probabilistic random walk after 2601809 steps, run timeout after 27001 ms. (steps per millisecond=96 ) properties seen :0 out of 3
Probabilistic random walk after 2601809 steps, saw 1752969 distinct states, run finished after 27010 ms. (steps per millisecond=96 ) properties seen :0
[2024-05-27 11:37:41] [INFO ] Flow matrix only has 154 transitions (discarded 6 similar events)
[2024-05-27 11:37:41] [INFO ] Invariant cache hit.
[2024-05-27 11:37:41] [INFO ] State equation strengthened by 131 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/5 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (OVERLAPS) 1/6 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/6 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (OVERLAPS) 26/32 variables, 6/9 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/32 variables, 11/20 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/32 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (OVERLAPS) 39/71 variables, 12/32 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/71 variables, 6/38 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/71 variables, 31/69 constraints. Problems are: Problem set: 0 solved, 3 unsolved
[2024-05-27 11:37:41] [INFO ] Deduced a trap composed of 1 places in 20 ms of which 2 ms to minimize.
[2024-05-27 11:37:41] [INFO ] Deduced a trap composed of 1 places in 18 ms of which 1 ms to minimize.
[2024-05-27 11:37:41] [INFO ] Deduced a trap composed of 1 places in 14 ms of which 1 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/71 variables, 3/72 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/71 variables, 0/72 constraints. Problems are: Problem set: 0 solved, 3 unsolved
All remaining problems are real, not stopping.
At refinement iteration 12 (OVERLAPS) 9/80 variables, 2/74 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/80 variables, 1/75 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/80 variables, 8/83 constraints. Problems are: Problem set: 0 solved, 3 unsolved
[2024-05-27 11:37:41] [INFO ] Deduced a trap composed of 1 places in 15 ms of which 1 ms to minimize.
At refinement iteration 15 (INCLUDED_ONLY) 0/80 variables, 1/84 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/80 variables, 0/84 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 17 (OVERLAPS) 10/90 variables, 2/86 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/90 variables, 1/87 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/90 variables, 8/95 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/90 variables, 0/95 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 21 (OVERLAPS) 7/97 variables, 4/99 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/97 variables, 2/101 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/97 variables, 0/101 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 24 (OVERLAPS) 3/100 variables, 2/103 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/100 variables, 1/104 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/100 variables, 1/105 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 27 (INCLUDED_ONLY) 0/100 variables, 0/105 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 28 (OVERLAPS) 10/110 variables, 7/112 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 29 (INCLUDED_ONLY) 0/110 variables, 1/113 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 30 (INCLUDED_ONLY) 0/110 variables, 0/113 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 31 (OVERLAPS) 65/175 variables, 18/131 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 32 (INCLUDED_ONLY) 0/175 variables, 9/140 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 33 (INCLUDED_ONLY) 0/175 variables, 43/183 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 34 (INCLUDED_ONLY) 0/175 variables, 0/183 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 35 (OVERLAPS) 9/184 variables, 6/189 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 36 (INCLUDED_ONLY) 0/184 variables, 3/192 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 37 (INCLUDED_ONLY) 0/184 variables, 0/192 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 38 (OVERLAPS) 10/194 variables, 9/201 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 39 (INCLUDED_ONLY) 0/194 variables, 3/204 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 40 (INCLUDED_ONLY) 0/194 variables, 0/204 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 41 (OVERLAPS) 22/216 variables, 10/214 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 42 (INCLUDED_ONLY) 0/216 variables, 5/219 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 43 (INCLUDED_ONLY) 0/216 variables, 9/228 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 44 (INCLUDED_ONLY) 0/216 variables, 0/228 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 45 (OVERLAPS) 0/216 variables, 0/228 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 216/216 variables, and 228 constraints, problems are : Problem set: 0 solved, 3 unsolved in 487 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: 4/4 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/5 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (OVERLAPS) 1/6 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/6 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (OVERLAPS) 26/32 variables, 6/9 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/32 variables, 11/20 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/32 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (OVERLAPS) 39/71 variables, 12/32 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/71 variables, 6/38 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/71 variables, 31/69 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/71 variables, 3/72 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/71 variables, 0/72 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 12 (OVERLAPS) 9/80 variables, 2/74 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/80 variables, 1/75 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/80 variables, 8/83 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/80 variables, 1/84 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/80 variables, 0/84 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 17 (OVERLAPS) 10/90 variables, 2/86 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/90 variables, 1/87 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/90 variables, 8/95 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/90 variables, 0/95 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 21 (OVERLAPS) 7/97 variables, 4/99 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/97 variables, 2/101 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/97 variables, 0/101 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 24 (OVERLAPS) 3/100 variables, 2/103 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/100 variables, 1/104 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/100 variables, 1/105 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 27 (INCLUDED_ONLY) 0/100 variables, 0/105 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 28 (OVERLAPS) 10/110 variables, 7/112 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 29 (INCLUDED_ONLY) 0/110 variables, 1/113 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 30 (INCLUDED_ONLY) 0/110 variables, 0/113 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 31 (OVERLAPS) 65/175 variables, 18/131 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 32 (INCLUDED_ONLY) 0/175 variables, 9/140 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 33 (INCLUDED_ONLY) 0/175 variables, 43/183 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 34 (INCLUDED_ONLY) 0/175 variables, 3/186 constraints. Problems are: Problem set: 0 solved, 3 unsolved
[2024-05-27 11:37:42] [INFO ] Deduced a trap composed of 1 places in 22 ms of which 1 ms to minimize.
At refinement iteration 35 (INCLUDED_ONLY) 0/175 variables, 1/187 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 36 (INCLUDED_ONLY) 0/175 variables, 0/187 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 37 (OVERLAPS) 9/184 variables, 6/193 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 38 (INCLUDED_ONLY) 0/184 variables, 3/196 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 39 (INCLUDED_ONLY) 0/184 variables, 0/196 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 40 (OVERLAPS) 10/194 variables, 9/205 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 41 (INCLUDED_ONLY) 0/194 variables, 3/208 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 42 (INCLUDED_ONLY) 0/194 variables, 0/208 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 43 (OVERLAPS) 22/216 variables, 10/218 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 44 (INCLUDED_ONLY) 0/216 variables, 5/223 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 45 (INCLUDED_ONLY) 0/216 variables, 9/232 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 46 (INCLUDED_ONLY) 0/216 variables, 0/232 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 47 (OVERLAPS) 0/216 variables, 0/232 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Int declared 216/216 variables, and 232 constraints, problems are : Problem set: 0 solved, 3 unsolved in 654 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: 5/5 constraints]
After SMT, in 1154ms problems are : Problem set: 0 solved, 3 unsolved
Parikh walk visited 0 properties in 90000 ms.
Support contains 5 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 10 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 11:39:12] [INFO ] Flow matrix only has 154 transitions (discarded 6 similar events)
[2024-05-27 11:39:12] [INFO ] Invariant cache hit.
[2024-05-27 11:39:12] [INFO ] Implicit Places using invariants in 115 ms returned []
[2024-05-27 11:39:12] [INFO ] Flow matrix only has 154 transitions (discarded 6 similar events)
[2024-05-27 11:39:12] [INFO ] Invariant cache hit.
[2024-05-27 11:39:12] [INFO ] State equation strengthened by 131 read => feed constraints.
[2024-05-27 11:39:13] [INFO ] Implicit Places using invariants and state equation in 255 ms returned []
Implicit Place search using SMT with State Equation took 375 ms to find 0 implicit places.
[2024-05-27 11:39:13] [INFO ] Redundant transitions in 9 ms returned []
Running 149 sub problems to find dead transitions.
[2024-05-27 11:39:13] [INFO ] Flow matrix only has 154 transitions (discarded 6 similar events)
[2024-05-27 11:39:13] [INFO ] Invariant cache hit.
[2024-05-27 11:39:13] [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 4446 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 30030 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 34562ms problems are : Problem set: 0 solved, 149 unsolved
Search for dead transitions found 0 dead transitions in 34565ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 34960 ms. Remains : 62/62 places, 160/160 transitions.
RANDOM walk for 400000 steps (8 resets) in 3340 ms. (119 steps per ms) remains 2/9 properties
Running SMT prover for 2 properties.
[2024-05-27 11:39:48] [INFO ] Flow matrix only has 154 transitions (discarded 6 similar events)
[2024-05-27 11:39:48] [INFO ] Invariant cache hit.
[2024-05-27 11:39:48] [INFO ] [Real]Absence check using 31 positive place invariants in 8 ms returned sat
[2024-05-27 11:39:48] [INFO ] After 102ms SMT Verify possible using all constraints in real domain returned unsat :2 sat :0
Successfully simplified 2 atomic propositions for a total of 3 simplifications.
RANDOM walk for 4000000 steps (8 resets) in 16386 ms. (244 steps per ms) remains 3/3 properties
BEST_FIRST walk for 4000004 steps (8 resets) in 5447 ms. (734 steps per ms) remains 3/3 properties
BEST_FIRST walk for 4000003 steps (8 resets) in 5604 ms. (713 steps per ms) remains 3/3 properties
BEST_FIRST walk for 4000004 steps (8 resets) in 5625 ms. (710 steps per ms) remains 3/3 properties
Interrupted probabilistic random walk after 2197609 steps, run timeout after 24001 ms. (steps per millisecond=91 ) properties seen :0 out of 3
Probabilistic random walk after 2197609 steps, saw 1495222 distinct states, run finished after 24001 ms. (steps per millisecond=91 ) properties seen :0
[2024-05-27 11:40:21] [INFO ] Flow matrix only has 154 transitions (discarded 6 similar events)
[2024-05-27 11:40:21] [INFO ] Invariant cache hit.
[2024-05-27 11:40:21] [INFO ] State equation strengthened by 131 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/4 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (OVERLAPS) 2/6 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/6 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (OVERLAPS) 26/32 variables, 6/9 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/32 variables, 11/20 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/32 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (OVERLAPS) 39/71 variables, 12/32 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/71 variables, 6/38 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/71 variables, 31/69 constraints. Problems are: Problem set: 0 solved, 3 unsolved
[2024-05-27 11:40:21] [INFO ] Deduced a trap composed of 1 places in 30 ms of which 2 ms to minimize.
[2024-05-27 11:40:21] [INFO ] Deduced a trap composed of 1 places in 23 ms of which 1 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/71 variables, 2/71 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/71 variables, 0/71 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 12 (OVERLAPS) 9/80 variables, 2/73 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/80 variables, 1/74 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/80 variables, 8/82 constraints. Problems are: Problem set: 0 solved, 3 unsolved
[2024-05-27 11:40:21] [INFO ] Deduced a trap composed of 1 places in 22 ms of which 1 ms to minimize.
At refinement iteration 15 (INCLUDED_ONLY) 0/80 variables, 1/83 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/80 variables, 0/83 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 17 (OVERLAPS) 10/90 variables, 2/85 constraints. Problems are: Problem set: 0 solved, 3 unsolved
All remaining problems are real, not stopping.
At refinement iteration 18 (INCLUDED_ONLY) 0/90 variables, 1/86 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/90 variables, 8/94 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/90 variables, 0/94 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 21 (OVERLAPS) 7/97 variables, 4/98 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/97 variables, 2/100 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/97 variables, 0/100 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 24 (OVERLAPS) 3/100 variables, 2/102 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/100 variables, 1/103 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/100 variables, 1/104 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 27 (INCLUDED_ONLY) 0/100 variables, 0/104 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 28 (OVERLAPS) 10/110 variables, 7/111 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 29 (INCLUDED_ONLY) 0/110 variables, 1/112 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 30 (INCLUDED_ONLY) 0/110 variables, 0/112 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 31 (OVERLAPS) 65/175 variables, 18/130 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 32 (INCLUDED_ONLY) 0/175 variables, 9/139 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 33 (INCLUDED_ONLY) 0/175 variables, 43/182 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 34 (INCLUDED_ONLY) 0/175 variables, 0/182 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 35 (OVERLAPS) 9/184 variables, 6/188 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 36 (INCLUDED_ONLY) 0/184 variables, 3/191 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 37 (INCLUDED_ONLY) 0/184 variables, 0/191 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 38 (OVERLAPS) 10/194 variables, 9/200 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 39 (INCLUDED_ONLY) 0/194 variables, 3/203 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 40 (INCLUDED_ONLY) 0/194 variables, 0/203 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 41 (OVERLAPS) 22/216 variables, 10/213 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 42 (INCLUDED_ONLY) 0/216 variables, 5/218 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 43 (INCLUDED_ONLY) 0/216 variables, 9/227 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 44 (INCLUDED_ONLY) 0/216 variables, 0/227 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 45 (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 606 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) 0/4 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/4 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (OVERLAPS) 2/6 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/6 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (OVERLAPS) 26/32 variables, 6/9 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/32 variables, 11/20 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/32 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (OVERLAPS) 39/71 variables, 12/32 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/71 variables, 6/38 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/71 variables, 31/69 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/71 variables, 2/71 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/71 variables, 0/71 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 12 (OVERLAPS) 9/80 variables, 2/73 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/80 variables, 1/74 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/80 variables, 8/82 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/80 variables, 1/83 constraints. Problems are: Problem set: 0 solved, 3 unsolved
[2024-05-27 11:40:22] [INFO ] Deduced a trap composed of 1 places in 16 ms of which 1 ms to minimize.
At refinement iteration 16 (INCLUDED_ONLY) 0/80 variables, 1/84 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/80 variables, 0/84 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 18 (OVERLAPS) 10/90 variables, 2/86 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/90 variables, 1/87 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/90 variables, 8/95 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/90 variables, 0/95 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 22 (OVERLAPS) 7/97 variables, 4/99 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/97 variables, 2/101 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/97 variables, 0/101 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 25 (OVERLAPS) 3/100 variables, 2/103 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/100 variables, 1/104 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 27 (INCLUDED_ONLY) 0/100 variables, 1/105 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 28 (INCLUDED_ONLY) 0/100 variables, 0/105 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 29 (OVERLAPS) 10/110 variables, 7/112 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 30 (INCLUDED_ONLY) 0/110 variables, 1/113 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 31 (INCLUDED_ONLY) 0/110 variables, 0/113 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 32 (OVERLAPS) 65/175 variables, 18/131 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 33 (INCLUDED_ONLY) 0/175 variables, 9/140 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 34 (INCLUDED_ONLY) 0/175 variables, 43/183 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 35 (INCLUDED_ONLY) 0/175 variables, 3/186 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 36 (INCLUDED_ONLY) 0/175 variables, 0/186 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 37 (OVERLAPS) 9/184 variables, 6/192 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 38 (INCLUDED_ONLY) 0/184 variables, 3/195 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 39 (INCLUDED_ONLY) 0/184 variables, 0/195 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 40 (OVERLAPS) 10/194 variables, 9/204 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 41 (INCLUDED_ONLY) 0/194 variables, 3/207 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 42 (INCLUDED_ONLY) 0/194 variables, 0/207 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 43 (OVERLAPS) 22/216 variables, 10/217 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 44 (INCLUDED_ONLY) 0/216 variables, 5/222 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 45 (INCLUDED_ONLY) 0/216 variables, 9/231 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 46 (INCLUDED_ONLY) 0/216 variables, 0/231 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 47 (OVERLAPS) 0/216 variables, 0/231 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Int declared 216/216 variables, and 231 constraints, problems are : Problem set: 0 solved, 3 unsolved in 5935 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: 4/4 constraints]
After SMT, in 6569ms problems are : Problem set: 0 solved, 3 unsolved
Parikh walk visited 0 properties in 90002 ms.
Support contains 4 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 27 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 27 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 5 ms. Remains 62 /62 variables (removed 0) and now considering 160/160 (removed 0) transitions.
[2024-05-27 11:41:58] [INFO ] Flow matrix only has 154 transitions (discarded 6 similar events)
[2024-05-27 11:41:58] [INFO ] Invariant cache hit.
[2024-05-27 11:41:58] [INFO ] Implicit Places using invariants in 109 ms returned []
[2024-05-27 11:41:58] [INFO ] Flow matrix only has 154 transitions (discarded 6 similar events)
[2024-05-27 11:41:58] [INFO ] Invariant cache hit.
[2024-05-27 11:41:58] [INFO ] State equation strengthened by 131 read => feed constraints.
[2024-05-27 11:41:58] [INFO ] Implicit Places using invariants and state equation in 224 ms returned []
Implicit Place search using SMT with State Equation took 335 ms to find 0 implicit places.
[2024-05-27 11:41:58] [INFO ] Redundant transitions in 5 ms returned []
Running 149 sub problems to find dead transitions.
[2024-05-27 11:41:58] [INFO ] Flow matrix only has 154 transitions (discarded 6 similar events)
[2024-05-27 11:41:58] [INFO ] Invariant cache hit.
[2024-05-27 11:41:58] [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 3528 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 30032 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 33615ms problems are : Problem set: 0 solved, 149 unsolved
Search for dead transitions found 0 dead transitions in 33617ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 33969 ms. Remains : 62/62 places, 160/160 transitions.
RANDOM walk for 233723 steps (6 resets) in 1896 ms. (123 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 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 1 with 6 rules applied. Total rules applied 11 place count 24 transition count 71
Graph (complete) has 128 edges and 24 vertex of which 22 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.0 ms
Discarding 2 places :
Also discarding 2 output transitions
Drop transitions (Output transitions of discarded places.) removed 2 transitions
Iterating post reduction 1 with 1 rules applied. Total rules applied 12 place count 22 transition count 69
Applied a total of 12 rules in 18 ms. Remains 22 /62 variables (removed 40) and now considering 69/160 (removed 91) transitions.
Running SMT prover for 3 properties.
[2024-05-27 11:42:33] [INFO ] Flow matrix only has 67 transitions (discarded 2 similar events)
Normalized transition count is 46 out of 67 initially.
// Phase 1: matrix 46 rows 22 cols
[2024-05-27 11:42:33] [INFO ] Computed 11 invariants in 2 ms
[2024-05-27 11:42:33] [INFO ] [Real]Absence check using 11 positive place invariants in 4 ms returned sat
[2024-05-27 11:42:33] [INFO ] After 95ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:3
[2024-05-27 11:42:33] [INFO ] [Nat]Absence check using 11 positive place invariants in 3 ms returned sat
[2024-05-27 11:42:33] [INFO ] After 57ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :3
[2024-05-27 11:42:33] [INFO ] State equation strengthened by 60 read => feed constraints.
[2024-05-27 11:42:33] [INFO ] After 61ms SMT Verify possible using 60 Read/Feed constraints in natural domain returned unsat :0 sat :3
TRAPS : Iteration 0
[2024-05-27 11:42:33] [INFO ] After 137ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :3
[2024-05-27 11:42:33] [INFO ] After 275ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :3
Over-approximation ignoring read arcs solved 0 properties in 398 ms.
Unable to solve all queries for examination QuasiLiveness. Remains :3 assertions to prove.
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 0 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 4 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 11:42:33] [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 11:42:33] [INFO ] Computed 31 invariants in 2 ms
[2024-05-27 11:42:33] [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 4379 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
At refinement iteration 4 (INCLUDED_ONLY) 0/216 variables, 149/373 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 20016 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 24473ms problems are : Problem set: 0 solved, 149 unsolved
Search for dead transitions found 0 dead transitions in 24476ms
[2024-05-27 11:42:57] [INFO ] Flow matrix only has 154 transitions (discarded 6 similar events)
[2024-05-27 11:42:57] [INFO ] Invariant cache hit.
[2024-05-27 11:42:58] [INFO ] Implicit Places using invariants in 112 ms returned []
[2024-05-27 11:42:58] [INFO ] Flow matrix only has 154 transitions (discarded 6 similar events)
[2024-05-27 11:42:58] [INFO ] Invariant cache hit.
[2024-05-27 11:42:58] [INFO ] State equation strengthened by 131 read => feed constraints.
[2024-05-27 11:42:58] [INFO ] Implicit Places using invariants and state equation in 237 ms returned []
Implicit Place search using SMT with State Equation took 366 ms to find 0 implicit places.
Running 149 sub problems to find dead transitions.
[2024-05-27 11:42:58] [INFO ] Flow matrix only has 154 transitions (discarded 6 similar events)
[2024-05-27 11:42:58] [INFO ] Invariant cache hit.
[2024-05-27 11:42:58] [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 4629 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 30032 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 34735ms problems are : Problem set: 0 solved, 149 unsolved
Search for dead transitions found 0 dead transitions in 34737ms
Starting structural reductions in LIVENESS mode, iteration 1 : 62/70 places, 160/164 transitions.
Finished structural reductions in LIVENESS mode , in 1 iterations and 59584 ms. Remains : 62/70 places, 160/164 transitions.
Discarding 28 transitions out of 160. Remains 132
Unable to solve all queries for examination Liveness. Remains :132 assertions to prove.
No /home/mcc/execution/Liveness.xml examination file found. Proceeding without properties.
Parsed 132 properties from file /home/mcc/execution/Liveness.xml in 3 ms.
Working with output stream class java.io.PrintStream
Total runtime 688457 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 0.009s, Sys 0.000s]


SAVING FILE /home/mcc/execution/model (.net / .def) ...
EXPORT TIME: [User 0.001s, 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: 733
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 Liveness FALSE TECHNIQUES DECISION_DIAGRAMS PARALLEL_PROCESSING UNFOLDING_TO_PT USE_NUPN TOPOLOGICAL
Ok.
EXITCODE: 0
----------------------------------------------------------------------

BK_STOP 1716810353882

--------------------
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 Liveness -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="Liveness"
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 Liveness"
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-171654415700004"
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 [ "Liveness" = "ReachabilityDeadlock" ] || [ "Liveness" = "UpperBounds" ] || [ "Liveness" = "QuasiLiveness" ] || [ "Liveness" = "StableMarking" ] || [ "Liveness" = "Liveness" ] || [ "Liveness" = "OneSafe" ] || [ "Liveness" = "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 [ "Liveness" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "Liveness" != "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 "Liveness.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property Liveness.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "Liveness.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 '' Liveness.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "Liveness" = "ReachabilityDeadlock" ] || [ "Liveness" = "QuasiLiveness" ] || [ "Liveness" = "StableMarking" ] || [ "Liveness" = "Liveness" ] || [ "Liveness" = "OneSafe" ] ; then
echo "FORMULA_NAME Liveness"
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 ;