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.r100-tall-171624200900447.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 DES-PT-40a, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r100-tall-171624200900447
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 508K
-rw-r--r-- 1 mcc users 6.0K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 68K May 14 13:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 4.1K May 14 13:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 35K May 14 13:22 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 18 16:42 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 3.6K Apr 22 14:37 LTLCardinality.txt
-rw-r--r-- 1 mcc users 26K Apr 22 14:37 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.1K May 19 07:15 LTLFireability.txt
-rw-r--r-- 1 mcc users 20K May 19 18:08 LTLFireability.xml
-rw-r--r-- 1 mcc users 13K Apr 12 08:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 137K Apr 12 08:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 6.4K Apr 12 08:44 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 53K Apr 12 08:44 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.5K Apr 22 14:37 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.5K Apr 22 14:37 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 18 16:42 equiv_col
-rw-r--r-- 1 mcc users 4 May 18 16:42 instance
-rw-r--r-- 1 mcc users 6 May 18 16:42 iscolored
-rw-r--r-- 1 mcc users 83K May 18 16:42 model.pnml

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

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

The expected result is a vector of booleans
BOOL_VECTOR

FORMULA_NAME QuasiLiveness

=== Now, execution of the tool begins

BK_START 1716366069090

Invoking MCC driver with
BK_TOOL=greatspnxred
BK_EXAMINATION=QuasiLiveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=DES-PT-40a
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool greatspn
Invoking reducer
Running Version 202405141337
[2024-05-22 08:21:10] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -timeout, 180, -rebuildPNML]
[2024-05-22 08:21:10] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-22 08:21:10] [INFO ] Load time of PNML (sax parser for PT used): 77 ms
[2024-05-22 08:21:10] [INFO ] Transformed 274 places.
[2024-05-22 08:21:10] [INFO ] Transformed 231 transitions.
[2024-05-22 08:21:10] [INFO ] Found NUPN structural information;
[2024-05-22 08:21:10] [INFO ] Parsed PT model containing 274 places and 231 transitions and 1116 arcs in 172 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 274/274 places, 231/231 transitions.
Ensure Unique test removed 14 transitions
Reduce isomorphic transitions removed 14 transitions.
Iterating post reduction 0 with 14 rules applied. Total rules applied 14 place count 274 transition count 217
Applied a total of 14 rules in 30 ms. Remains 274 /274 variables (removed 0) and now considering 217/231 (removed 14) transitions.
// Phase 1: matrix 217 rows 274 cols
[2024-05-22 08:21:10] [INFO ] Computed 59 invariants in 37 ms
[2024-05-22 08:21:10] [INFO ] Implicit Places using invariants in 482 ms returned [171]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 510 ms to find 1 implicit places.
Starting structural reductions in LIVENESS mode, iteration 1 : 273/274 places, 217/231 transitions.
Applied a total of 0 rules in 7 ms. Remains 273 /273 variables (removed 0) and now considering 217/217 (removed 0) transitions.
Finished structural reductions in LIVENESS mode , in 2 iterations and 565 ms. Remains : 273/274 places, 217/231 transitions.
Discarding 9 transitions out of 217. Remains 208
Initial state reduction rules removed 1 formulas.
RANDOM walk for 40000 steps (897 resets) in 2089 ms. (19 steps per ms) remains 144/207 properties
BEST_FIRST walk for 404 steps (8 resets) in 9 ms. (40 steps per ms) remains 144/144 properties
BEST_FIRST walk for 404 steps (8 resets) in 10 ms. (36 steps per ms) remains 144/144 properties
BEST_FIRST walk for 403 steps (8 resets) in 13 ms. (28 steps per ms) remains 144/144 properties
BEST_FIRST walk for 404 steps (8 resets) in 13 ms. (28 steps per ms) remains 144/144 properties
BEST_FIRST walk for 404 steps (8 resets) in 13 ms. (28 steps per ms) remains 144/144 properties
BEST_FIRST walk for 404 steps (8 resets) in 8 ms. (44 steps per ms) remains 144/144 properties
BEST_FIRST walk for 404 steps (8 resets) in 16 ms. (23 steps per ms) remains 144/144 properties
BEST_FIRST walk for 404 steps (8 resets) in 14 ms. (26 steps per ms) remains 144/144 properties
BEST_FIRST walk for 403 steps (8 resets) in 11 ms. (33 steps per ms) remains 144/144 properties
BEST_FIRST walk for 402 steps (8 resets) in 8 ms. (44 steps per ms) remains 144/144 properties
BEST_FIRST walk for 403 steps (8 resets) in 12 ms. (31 steps per ms) remains 144/144 properties
BEST_FIRST walk for 402 steps (8 resets) in 11 ms. (33 steps per ms) remains 144/144 properties
BEST_FIRST walk for 403 steps (8 resets) in 6 ms. (57 steps per ms) remains 144/144 properties
BEST_FIRST walk for 402 steps (8 resets) in 6 ms. (57 steps per ms) remains 144/144 properties
BEST_FIRST walk for 404 steps (8 resets) in 9 ms. (40 steps per ms) remains 144/144 properties
BEST_FIRST walk for 404 steps (8 resets) in 6 ms. (57 steps per ms) remains 144/144 properties
BEST_FIRST walk for 402 steps (8 resets) in 13 ms. (28 steps per ms) remains 144/144 properties
BEST_FIRST walk for 404 steps (8 resets) in 8 ms. (44 steps per ms) remains 144/144 properties
BEST_FIRST walk for 403 steps (8 resets) in 13 ms. (28 steps per ms) remains 144/144 properties
BEST_FIRST walk for 403 steps (8 resets) in 8 ms. (44 steps per ms) remains 144/144 properties
BEST_FIRST walk for 404 steps (8 resets) in 11 ms. (33 steps per ms) remains 144/144 properties
BEST_FIRST walk for 404 steps (8 resets) in 8 ms. (44 steps per ms) remains 144/144 properties
BEST_FIRST walk for 403 steps (8 resets) in 13 ms. (28 steps per ms) remains 144/144 properties
BEST_FIRST walk for 404 steps (8 resets) in 9 ms. (40 steps per ms) remains 144/144 properties
BEST_FIRST walk for 403 steps (8 resets) in 5 ms. (67 steps per ms) remains 144/144 properties
BEST_FIRST walk for 404 steps (8 resets) in 6 ms. (57 steps per ms) remains 144/144 properties
BEST_FIRST walk for 403 steps (8 resets) in 5 ms. (67 steps per ms) remains 144/144 properties
BEST_FIRST walk for 404 steps (8 resets) in 7 ms. (50 steps per ms) remains 144/144 properties
BEST_FIRST walk for 403 steps (8 resets) in 7 ms. (50 steps per ms) remains 144/144 properties
BEST_FIRST walk for 403 steps (8 resets) in 5 ms. (67 steps per ms) remains 144/144 properties
BEST_FIRST walk for 403 steps (8 resets) in 15 ms. (25 steps per ms) remains 144/144 properties
BEST_FIRST walk for 404 steps (8 resets) in 7 ms. (50 steps per ms) remains 144/144 properties
BEST_FIRST walk for 402 steps (8 resets) in 7 ms. (50 steps per ms) remains 144/144 properties
BEST_FIRST walk for 403 steps (8 resets) in 5 ms. (67 steps per ms) remains 144/144 properties
BEST_FIRST walk for 404 steps (8 resets) in 5 ms. (67 steps per ms) remains 144/144 properties
BEST_FIRST walk for 403 steps (8 resets) in 16 ms. (23 steps per ms) remains 144/144 properties
BEST_FIRST walk for 403 steps (8 resets) in 7 ms. (50 steps per ms) remains 144/144 properties
BEST_FIRST walk for 404 steps (8 resets) in 7 ms. (50 steps per ms) remains 144/144 properties
BEST_FIRST walk for 404 steps (8 resets) in 5 ms. (67 steps per ms) remains 144/144 properties
BEST_FIRST walk for 403 steps (8 resets) in 6 ms. (57 steps per ms) remains 144/144 properties
BEST_FIRST walk for 404 steps (8 resets) in 6 ms. (57 steps per ms) remains 144/144 properties
BEST_FIRST walk for 403 steps (8 resets) in 4 ms. (80 steps per ms) remains 144/144 properties
BEST_FIRST walk for 402 steps (8 resets) in 4 ms. (80 steps per ms) remains 144/144 properties
BEST_FIRST walk for 404 steps (8 resets) in 7 ms. (50 steps per ms) remains 144/144 properties
BEST_FIRST walk for 403 steps (8 resets) in 6 ms. (57 steps per ms) remains 144/144 properties
BEST_FIRST walk for 404 steps (8 resets) in 5 ms. (67 steps per ms) remains 144/144 properties
BEST_FIRST walk for 403 steps (8 resets) in 5 ms. (67 steps per ms) remains 144/144 properties
BEST_FIRST walk for 403 steps (8 resets) in 6 ms. (57 steps per ms) remains 144/144 properties
BEST_FIRST walk for 404 steps (8 resets) in 5 ms. (67 steps per ms) remains 144/144 properties
BEST_FIRST walk for 402 steps (8 resets) in 5 ms. (67 steps per ms) remains 144/144 properties
// Phase 1: matrix 217 rows 273 cols
[2024-05-22 08:21:11] [INFO ] Computed 58 invariants in 12 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/149 variables, 149/149 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/149 variables, 0/149 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 2 (OVERLAPS) 10/159 variables, 6/155 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/159 variables, 10/165 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/159 variables, 0/165 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 5 (OVERLAPS) 64/223 variables, 27/192 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/223 variables, 64/256 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/223 variables, 0/256 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 8 (OVERLAPS) 37/260 variables, 23/279 constraints. Problems are: Problem set: 0 solved, 144 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (INCLUDED_ONLY) 0/260 variables, 37/316 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/260 variables, 0/316 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 11 (OVERLAPS) 6/266 variables, 2/318 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/266 variables, 6/324 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/266 variables, 0/324 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 14 (OVERLAPS) 216/482 variables, 266/590 constraints. Problems are: Problem set: 0 solved, 144 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 482/490 variables, and 590 constraints, problems are : Problem set: 0 solved, 144 unsolved in 5029 ms.
Refiners :[Domain max(s): 266/273 constraints, Positive P Invariants (semi-flows): 33/33 constraints, Generalized P Invariants (flows): 25/25 constraints, State Equation: 266/273 constraints, PredecessorRefiner: 144/144 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 144 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/149 variables, 149/149 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/149 variables, 0/149 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 2 (OVERLAPS) 10/159 variables, 6/155 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/159 variables, 10/165 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/159 variables, 0/165 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 5 (OVERLAPS) 64/223 variables, 27/192 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/223 variables, 64/256 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/223 variables, 0/256 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 8 (OVERLAPS) 37/260 variables, 23/279 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/260 variables, 37/316 constraints. Problems are: Problem set: 0 solved, 144 unsolved
[2024-05-22 08:21:19] [INFO ] Deduced a trap composed of 11 places in 71 ms of which 14 ms to minimize.
[2024-05-22 08:21:19] [INFO ] Deduced a trap composed of 9 places in 46 ms of which 1 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/260 variables, 2/318 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/260 variables, 0/318 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 12 (OVERLAPS) 6/266 variables, 2/320 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/266 variables, 6/326 constraints. Problems are: Problem set: 0 solved, 144 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/266 variables, 0/326 constraints. Problems are: Problem set: 0 solved, 144 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 482/490 variables, and 592 constraints, problems are : Problem set: 0 solved, 144 unsolved in 5010 ms.
Refiners :[Domain max(s): 266/273 constraints, Positive P Invariants (semi-flows): 33/33 constraints, Generalized P Invariants (flows): 25/25 constraints, State Equation: 266/273 constraints, PredecessorRefiner: 0/144 constraints, Known Traps: 2/2 constraints]
After SMT, in 10380ms problems are : Problem set: 0 solved, 144 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 149 out of 273 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 273/273 places, 217/217 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 273 transition count 215
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 3 place count 272 transition count 214
Iterating global reduction 1 with 1 rules applied. Total rules applied 4 place count 272 transition count 214
Partial Free-agglomeration rule applied 4 times.
Drop transitions (Partial Free agglomeration) removed 4 transitions
Iterating global reduction 1 with 4 rules applied. Total rules applied 8 place count 272 transition count 214
Applied a total of 8 rules in 57 ms. Remains 272 /273 variables (removed 1) and now considering 214/217 (removed 3) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 57 ms. Remains : 272/273 places, 214/217 transitions.
RANDOM walk for 4000000 steps (53989 resets) in 38181 ms. (104 steps per ms) remains 132/144 properties
BEST_FIRST walk for 40003 steps (89 resets) in 139 ms. (285 steps per ms) remains 132/132 properties
BEST_FIRST walk for 40002 steps (87 resets) in 157 ms. (253 steps per ms) remains 132/132 properties
BEST_FIRST walk for 40004 steps (88 resets) in 160 ms. (248 steps per ms) remains 132/132 properties
BEST_FIRST walk for 40004 steps (87 resets) in 182 ms. (218 steps per ms) remains 132/132 properties
BEST_FIRST walk for 40002 steps (87 resets) in 197 ms. (202 steps per ms) remains 132/132 properties
BEST_FIRST walk for 40004 steps (88 resets) in 186 ms. (213 steps per ms) remains 132/132 properties
BEST_FIRST walk for 40003 steps (95 resets) in 171 ms. (232 steps per ms) remains 132/132 properties
BEST_FIRST walk for 40004 steps (91 resets) in 178 ms. (223 steps per ms) remains 132/132 properties
BEST_FIRST walk for 40004 steps (92 resets) in 133 ms. (298 steps per ms) remains 132/132 properties
BEST_FIRST walk for 40004 steps (93 resets) in 93 ms. (425 steps per ms) remains 132/132 properties
BEST_FIRST walk for 40003 steps (87 resets) in 96 ms. (412 steps per ms) remains 132/132 properties
BEST_FIRST walk for 40003 steps (94 resets) in 91 ms. (434 steps per ms) remains 132/132 properties
BEST_FIRST walk for 40003 steps (86 resets) in 91 ms. (434 steps per ms) remains 132/132 properties
BEST_FIRST walk for 40002 steps (78 resets) in 91 ms. (434 steps per ms) remains 132/132 properties
BEST_FIRST walk for 40004 steps (88 resets) in 96 ms. (412 steps per ms) remains 132/132 properties
BEST_FIRST walk for 40004 steps (90 resets) in 99 ms. (400 steps per ms) remains 132/132 properties
BEST_FIRST walk for 40003 steps (90 resets) in 124 ms. (320 steps per ms) remains 132/132 properties
BEST_FIRST walk for 40004 steps (73 resets) in 108 ms. (367 steps per ms) remains 132/132 properties
BEST_FIRST walk for 40002 steps (91 resets) in 97 ms. (408 steps per ms) remains 132/132 properties
BEST_FIRST walk for 40003 steps (78 resets) in 90 ms. (439 steps per ms) remains 132/132 properties
BEST_FIRST walk for 40004 steps (88 resets) in 93 ms. (425 steps per ms) remains 132/132 properties
BEST_FIRST walk for 40003 steps (84 resets) in 92 ms. (430 steps per ms) remains 132/132 properties
BEST_FIRST walk for 40003 steps (92 resets) in 91 ms. (434 steps per ms) remains 132/132 properties
BEST_FIRST walk for 40003 steps (82 resets) in 93 ms. (425 steps per ms) remains 132/132 properties
BEST_FIRST walk for 40003 steps (91 resets) in 99 ms. (400 steps per ms) remains 132/132 properties
BEST_FIRST walk for 40001 steps (90 resets) in 97 ms. (408 steps per ms) remains 132/132 properties
BEST_FIRST walk for 40001 steps (101 resets) in 93 ms. (425 steps per ms) remains 132/132 properties
BEST_FIRST walk for 40004 steps (97 resets) in 100 ms. (396 steps per ms) remains 132/132 properties
BEST_FIRST walk for 40004 steps (89 resets) in 95 ms. (416 steps per ms) remains 132/132 properties
BEST_FIRST walk for 40003 steps (90 resets) in 98 ms. (404 steps per ms) remains 132/132 properties
BEST_FIRST walk for 40004 steps (95 resets) in 92 ms. (430 steps per ms) remains 132/132 properties
BEST_FIRST walk for 40003 steps (86 resets) in 95 ms. (416 steps per ms) remains 132/132 properties
BEST_FIRST walk for 40003 steps (89 resets) in 94 ms. (421 steps per ms) remains 132/132 properties
BEST_FIRST walk for 40003 steps (91 resets) in 91 ms. (434 steps per ms) remains 132/132 properties
BEST_FIRST walk for 40004 steps (84 resets) in 100 ms. (396 steps per ms) remains 132/132 properties
BEST_FIRST walk for 40004 steps (60 resets) in 95 ms. (416 steps per ms) remains 132/132 properties
BEST_FIRST walk for 40004 steps (72 resets) in 96 ms. (412 steps per ms) remains 132/132 properties
BEST_FIRST walk for 40002 steps (70 resets) in 95 ms. (416 steps per ms) remains 132/132 properties
BEST_FIRST walk for 40004 steps (66 resets) in 95 ms. (416 steps per ms) remains 132/132 properties
BEST_FIRST walk for 40003 steps (67 resets) in 97 ms. (408 steps per ms) remains 132/132 properties
BEST_FIRST walk for 40003 steps (71 resets) in 96 ms. (412 steps per ms) remains 132/132 properties
BEST_FIRST walk for 40001 steps (66 resets) in 95 ms. (416 steps per ms) remains 132/132 properties
BEST_FIRST walk for 40003 steps (73 resets) in 98 ms. (404 steps per ms) remains 132/132 properties
BEST_FIRST walk for 40004 steps (71 resets) in 100 ms. (396 steps per ms) remains 132/132 properties
BEST_FIRST walk for 40003 steps (66 resets) in 95 ms. (416 steps per ms) remains 132/132 properties
BEST_FIRST walk for 40004 steps (72 resets) in 94 ms. (421 steps per ms) remains 132/132 properties
BEST_FIRST walk for 40004 steps (66 resets) in 95 ms. (416 steps per ms) remains 132/132 properties
BEST_FIRST walk for 40002 steps (69 resets) in 100 ms. (396 steps per ms) remains 132/132 properties
BEST_FIRST walk for 40004 steps (72 resets) in 95 ms. (416 steps per ms) remains 132/132 properties
BEST_FIRST walk for 40002 steps (64 resets) in 94 ms. (421 steps per ms) remains 132/132 properties
Interrupted probabilistic random walk after 6176666 steps, run timeout after 33001 ms. (steps per millisecond=187 ) properties seen :0 out of 132
Probabilistic random walk after 6176666 steps, saw 790151 distinct states, run finished after 33007 ms. (steps per millisecond=187 ) properties seen :0
// Phase 1: matrix 214 rows 272 cols
[2024-05-22 08:22:06] [INFO ] Computed 60 invariants in 4 ms
[2024-05-22 08:22:06] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/137 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 1 (OVERLAPS) 10/147 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/147 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 3 (OVERLAPS) 72/219 variables, 30/36 constraints. Problems are: Problem set: 0 solved, 132 unsolved
[2024-05-22 08:22:08] [INFO ] Deduced a trap composed of 7 places in 32 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/219 variables, 1/37 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/219 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 132 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (OVERLAPS) 43/262 variables, 24/61 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/262 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 8 (OVERLAPS) 214/476 variables, 262/323 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/476 variables, 2/325 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/476 variables, 0/325 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 11 (OVERLAPS) 10/486 variables, 10/335 constraints. Problems are: Problem set: 0 solved, 132 unsolved
[2024-05-22 08:22:14] [INFO ] Deduced a trap composed of 16 places in 90 ms of which 4 ms to minimize.
[2024-05-22 08:22:14] [INFO ] Deduced a trap composed of 7 places in 76 ms of which 2 ms to minimize.
[2024-05-22 08:22:14] [INFO ] Deduced a trap composed of 10 places in 75 ms of which 2 ms to minimize.
[2024-05-22 08:22:14] [INFO ] Deduced a trap composed of 12 places in 88 ms of which 2 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/486 variables, 4/339 constraints. Problems are: Problem set: 0 solved, 132 unsolved
[2024-05-22 08:22:16] [INFO ] Deduced a trap composed of 18 places in 78 ms of which 3 ms to minimize.
At refinement iteration 13 (INCLUDED_ONLY) 0/486 variables, 1/340 constraints. Problems are: Problem set: 0 solved, 132 unsolved
[2024-05-22 08:22:19] [INFO ] Deduced a trap composed of 13 places in 64 ms of which 5 ms to minimize.
At refinement iteration 14 (INCLUDED_ONLY) 0/486 variables, 1/341 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/486 variables, 0/341 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 16 (OVERLAPS) 0/486 variables, 0/341 constraints. Problems are: Problem set: 0 solved, 132 unsolved
No progress, stopping.
After SMT solving in domain Real declared 486/486 variables, and 341 constraints, problems are : Problem set: 0 solved, 132 unsolved in 16585 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 272/272 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 132/132 constraints, Known Traps: 7/7 constraints]
Escalating to Integer solving :Problem set: 0 solved, 132 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/137 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 1 (OVERLAPS) 10/147 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/147 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 3 (OVERLAPS) 72/219 variables, 30/36 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/219 variables, 1/37 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/219 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 6 (OVERLAPS) 43/262 variables, 24/61 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/262 variables, 6/67 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/262 variables, 0/67 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 9 (OVERLAPS) 214/476 variables, 262/329 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/476 variables, 2/331 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/476 variables, 35/366 constraints. Problems are: Problem set: 0 solved, 132 unsolved
[2024-05-22 08:22:33] [INFO ] Deduced a trap composed of 9 places in 42 ms of which 2 ms to minimize.
[2024-05-22 08:22:34] [INFO ] Deduced a trap composed of 9 places in 63 ms of which 1 ms to minimize.
[2024-05-22 08:22:34] [INFO ] Deduced a trap composed of 8 places in 54 ms of which 1 ms to minimize.
[2024-05-22 08:22:37] [INFO ] Deduced a trap composed of 16 places in 62 ms of which 1 ms to minimize.
[2024-05-22 08:22:38] [INFO ] Deduced a trap composed of 9 places in 78 ms of which 1 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/476 variables, 5/371 constraints. Problems are: Problem set: 0 solved, 132 unsolved
[2024-05-22 08:22:51] [INFO ] Deduced a trap composed of 23 places in 57 ms of which 1 ms to minimize.
[2024-05-22 08:22:51] [INFO ] Deduced a trap composed of 24 places in 59 ms of which 1 ms to minimize.
[2024-05-22 08:22:51] [INFO ] Deduced a trap composed of 18 places in 49 ms of which 1 ms to minimize.
[2024-05-22 08:22:51] [INFO ] Deduced a trap composed of 19 places in 59 ms of which 1 ms to minimize.
At refinement iteration 13 (INCLUDED_ONLY) 0/476 variables, 4/375 constraints. Problems are: Problem set: 0 solved, 132 unsolved
[2024-05-22 08:23:04] [INFO ] Deduced a trap composed of 13 places in 35 ms of which 1 ms to minimize.
[2024-05-22 08:23:06] [INFO ] Deduced a trap composed of 21 places in 49 ms of which 1 ms to minimize.
[2024-05-22 08:23:07] [INFO ] Deduced a trap composed of 22 places in 68 ms of which 2 ms to minimize.
[2024-05-22 08:23:07] [INFO ] Deduced a trap composed of 20 places in 67 ms of which 1 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 476/486 variables, and 379 constraints, problems are : Problem set: 0 solved, 132 unsolved in 45009 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 262/272 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 35/132 constraints, Known Traps: 20/20 constraints]
After SMT, in 61811ms problems are : Problem set: 0 solved, 132 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 137 out of 272 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 272/272 places, 214/214 transitions.
Applied a total of 0 rules in 17 ms. Remains 272 /272 variables (removed 0) and now considering 214/214 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 18 ms. Remains : 272/272 places, 214/214 transitions.
RANDOM walk for 4000000 steps (53678 resets) in 68174 ms. (58 steps per ms) remains 131/132 properties
BEST_FIRST walk for 40004 steps (90 resets) in 204 ms. (195 steps per ms) remains 131/131 properties
BEST_FIRST walk for 40004 steps (90 resets) in 245 ms. (162 steps per ms) remains 131/131 properties
BEST_FIRST walk for 40003 steps (87 resets) in 121 ms. (327 steps per ms) remains 131/131 properties
BEST_FIRST walk for 40003 steps (85 resets) in 187 ms. (212 steps per ms) remains 131/131 properties
BEST_FIRST walk for 40003 steps (95 resets) in 147 ms. (270 steps per ms) remains 131/131 properties
BEST_FIRST walk for 40003 steps (87 resets) in 143 ms. (277 steps per ms) remains 131/131 properties
BEST_FIRST walk for 40004 steps (95 resets) in 172 ms. (231 steps per ms) remains 131/131 properties
BEST_FIRST walk for 40004 steps (85 resets) in 138 ms. (287 steps per ms) remains 131/131 properties
BEST_FIRST walk for 40004 steps (96 resets) in 161 ms. (246 steps per ms) remains 131/131 properties
BEST_FIRST walk for 40002 steps (88 resets) in 145 ms. (273 steps per ms) remains 131/131 properties
BEST_FIRST walk for 40003 steps (86 resets) in 222 ms. (179 steps per ms) remains 131/131 properties
BEST_FIRST walk for 40003 steps (91 resets) in 142 ms. (279 steps per ms) remains 131/131 properties
BEST_FIRST walk for 40003 steps (89 resets) in 127 ms. (312 steps per ms) remains 131/131 properties
BEST_FIRST walk for 40002 steps (96 resets) in 193 ms. (206 steps per ms) remains 131/131 properties
BEST_FIRST walk for 40004 steps (91 resets) in 173 ms. (229 steps per ms) remains 131/131 properties
BEST_FIRST walk for 40004 steps (86 resets) in 181 ms. (219 steps per ms) remains 131/131 properties
BEST_FIRST walk for 40003 steps (84 resets) in 131 ms. (303 steps per ms) remains 131/131 properties
BEST_FIRST walk for 40004 steps (93 resets) in 165 ms. (240 steps per ms) remains 131/131 properties
BEST_FIRST walk for 40004 steps (92 resets) in 193 ms. (206 steps per ms) remains 131/131 properties
BEST_FIRST walk for 40003 steps (91 resets) in 169 ms. (235 steps per ms) remains 131/131 properties
BEST_FIRST walk for 40004 steps (93 resets) in 146 ms. (272 steps per ms) remains 131/131 properties
BEST_FIRST walk for 40004 steps (87 resets) in 175 ms. (227 steps per ms) remains 131/131 properties
BEST_FIRST walk for 40003 steps (95 resets) in 219 ms. (181 steps per ms) remains 131/131 properties
BEST_FIRST walk for 40003 steps (81 resets) in 158 ms. (251 steps per ms) remains 131/131 properties
BEST_FIRST walk for 40004 steps (94 resets) in 189 ms. (210 steps per ms) remains 131/131 properties
BEST_FIRST walk for 40003 steps (91 resets) in 124 ms. (320 steps per ms) remains 131/131 properties
BEST_FIRST walk for 40003 steps (92 resets) in 154 ms. (258 steps per ms) remains 131/131 properties
BEST_FIRST walk for 40004 steps (89 resets) in 128 ms. (310 steps per ms) remains 131/131 properties
BEST_FIRST walk for 40002 steps (88 resets) in 109 ms. (363 steps per ms) remains 131/131 properties
BEST_FIRST walk for 40003 steps (92 resets) in 218 ms. (182 steps per ms) remains 131/131 properties
BEST_FIRST walk for 40003 steps (90 resets) in 193 ms. (206 steps per ms) remains 131/131 properties
BEST_FIRST walk for 40004 steps (83 resets) in 184 ms. (216 steps per ms) remains 131/131 properties
BEST_FIRST walk for 40004 steps (85 resets) in 185 ms. (215 steps per ms) remains 131/131 properties
BEST_FIRST walk for 40003 steps (92 resets) in 205 ms. (194 steps per ms) remains 131/131 properties
BEST_FIRST walk for 40003 steps (90 resets) in 154 ms. (258 steps per ms) remains 131/131 properties
BEST_FIRST walk for 40004 steps (68 resets) in 197 ms. (202 steps per ms) remains 131/131 properties
BEST_FIRST walk for 40002 steps (70 resets) in 218 ms. (182 steps per ms) remains 131/131 properties
BEST_FIRST walk for 40003 steps (77 resets) in 170 ms. (233 steps per ms) remains 131/131 properties
BEST_FIRST walk for 40004 steps (71 resets) in 159 ms. (250 steps per ms) remains 131/131 properties
BEST_FIRST walk for 40004 steps (76 resets) in 220 ms. (181 steps per ms) remains 131/131 properties
BEST_FIRST walk for 40003 steps (69 resets) in 183 ms. (217 steps per ms) remains 131/131 properties
BEST_FIRST walk for 40004 steps (64 resets) in 189 ms. (210 steps per ms) remains 131/131 properties
BEST_FIRST walk for 40004 steps (71 resets) in 185 ms. (215 steps per ms) remains 131/131 properties
BEST_FIRST walk for 40004 steps (70 resets) in 167 ms. (238 steps per ms) remains 131/131 properties
BEST_FIRST walk for 40004 steps (65 resets) in 150 ms. (264 steps per ms) remains 131/131 properties
BEST_FIRST walk for 40004 steps (63 resets) in 165 ms. (240 steps per ms) remains 131/131 properties
BEST_FIRST walk for 40003 steps (67 resets) in 243 ms. (163 steps per ms) remains 131/131 properties
BEST_FIRST walk for 40003 steps (69 resets) in 157 ms. (253 steps per ms) remains 131/131 properties
BEST_FIRST walk for 40004 steps (65 resets) in 184 ms. (216 steps per ms) remains 131/131 properties
BEST_FIRST walk for 40004 steps (76 resets) in 108 ms. (367 steps per ms) remains 131/131 properties
Probabilistic random walk after 10000001 steps, saw 1268357 distinct states, run finished after 64242 ms. (steps per millisecond=155 ) properties seen :0
[2024-05-22 08:24:35] [INFO ] Invariant cache hit.
[2024-05-22 08:24:35] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/136 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 1 (OVERLAPS) 10/146 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/146 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 3 (OVERLAPS) 72/218 variables, 30/36 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/218 variables, 0/36 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 5 (OVERLAPS) 44/262 variables, 24/60 constraints. Problems are: Problem set: 0 solved, 131 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/262 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 7 (OVERLAPS) 214/476 variables, 262/322 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/476 variables, 2/324 constraints. Problems are: Problem set: 0 solved, 131 unsolved
[2024-05-22 08:24:39] [INFO ] Deduced a trap composed of 16 places in 62 ms of which 2 ms to minimize.
[2024-05-22 08:24:39] [INFO ] Deduced a trap composed of 18 places in 56 ms of which 1 ms to minimize.
[2024-05-22 08:24:39] [INFO ] Deduced a trap composed of 19 places in 52 ms of which 1 ms to minimize.
[2024-05-22 08:24:39] [INFO ] Deduced a trap composed of 13 places in 57 ms of which 1 ms to minimize.
[2024-05-22 08:24:39] [INFO ] Deduced a trap composed of 17 places in 61 ms of which 2 ms to minimize.
[2024-05-22 08:24:40] [INFO ] Deduced a trap composed of 19 places in 63 ms of which 2 ms to minimize.
[2024-05-22 08:24:40] [INFO ] Deduced a trap composed of 13 places in 54 ms of which 1 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/476 variables, 7/331 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/476 variables, 0/331 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 11 (OVERLAPS) 10/486 variables, 10/341 constraints. Problems are: Problem set: 0 solved, 131 unsolved
[2024-05-22 08:24:42] [INFO ] Deduced a trap composed of 6 places in 40 ms of which 2 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/486 variables, 1/342 constraints. Problems are: Problem set: 0 solved, 131 unsolved
[2024-05-22 08:24:43] [INFO ] Deduced a trap composed of 7 places in 54 ms of which 1 ms to minimize.
[2024-05-22 08:24:43] [INFO ] Deduced a trap composed of 12 places in 46 ms of which 1 ms to minimize.
At refinement iteration 13 (INCLUDED_ONLY) 0/486 variables, 2/344 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/486 variables, 0/344 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 15 (OVERLAPS) 0/486 variables, 0/344 constraints. Problems are: Problem set: 0 solved, 131 unsolved
No progress, stopping.
After SMT solving in domain Real declared 486/486 variables, and 344 constraints, problems are : Problem set: 0 solved, 131 unsolved in 13257 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 272/272 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 131/131 constraints, Known Traps: 10/10 constraints]
Escalating to Integer solving :Problem set: 0 solved, 131 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/136 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 1 (OVERLAPS) 10/146 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/146 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 3 (OVERLAPS) 72/218 variables, 30/36 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/218 variables, 1/37 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/218 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 6 (OVERLAPS) 44/262 variables, 24/61 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/262 variables, 9/70 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/262 variables, 0/70 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 9 (OVERLAPS) 214/476 variables, 262/332 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/476 variables, 2/334 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/476 variables, 35/369 constraints. Problems are: Problem set: 0 solved, 131 unsolved
[2024-05-22 08:24:58] [INFO ] Deduced a trap composed of 8 places in 66 ms of which 1 ms to minimize.
[2024-05-22 08:24:58] [INFO ] Deduced a trap composed of 8 places in 58 ms of which 1 ms to minimize.
[2024-05-22 08:24:59] [INFO ] Deduced a trap composed of 14 places in 51 ms of which 7 ms to minimize.
[2024-05-22 08:25:01] [INFO ] Deduced a trap composed of 20 places in 77 ms of which 2 ms to minimize.
[2024-05-22 08:25:01] [INFO ] Deduced a trap composed of 9 places in 42 ms of which 1 ms to minimize.
[2024-05-22 08:25:01] [INFO ] Deduced a trap composed of 18 places in 56 ms of which 1 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/476 variables, 6/375 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/476 variables, 0/375 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 14 (OVERLAPS) 10/486 variables, 10/385 constraints. Problems are: Problem set: 0 solved, 131 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/486 variables, 96/481 constraints. Problems are: Problem set: 0 solved, 131 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 486/486 variables, and 481 constraints, problems are : Problem set: 0 solved, 131 unsolved in 75010 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 272/272 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 131/131 constraints, Known Traps: 16/16 constraints]
After SMT, in 88355ms problems are : Problem set: 0 solved, 131 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 136 out of 272 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 272/272 places, 214/214 transitions.
Applied a total of 0 rules in 16 ms. Remains 272 /272 variables (removed 0) and now considering 214/214 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 17 ms. Remains : 272/272 places, 214/214 transitions.
RANDOM walk for 4000000 steps (53823 resets) in 51309 ms. (77 steps per ms) remains 131/131 properties
BEST_FIRST walk for 40004 steps (90 resets) in 114 ms. (347 steps per ms) remains 131/131 properties
BEST_FIRST walk for 40003 steps (96 resets) in 186 ms. (213 steps per ms) remains 131/131 properties
BEST_FIRST walk for 40004 steps (91 resets) in 165 ms. (240 steps per ms) remains 131/131 properties
BEST_FIRST walk for 40004 steps (91 resets) in 111 ms. (357 steps per ms) remains 131/131 properties
BEST_FIRST walk for 40004 steps (80 resets) in 129 ms. (307 steps per ms) remains 130/131 properties
BEST_FIRST walk for 40003 steps (98 resets) in 138 ms. (287 steps per ms) remains 130/130 properties
BEST_FIRST walk for 40003 steps (89 resets) in 119 ms. (333 steps per ms) remains 130/130 properties
BEST_FIRST walk for 40004 steps (88 resets) in 206 ms. (193 steps per ms) remains 130/130 properties
BEST_FIRST walk for 40004 steps (93 resets) in 165 ms. (240 steps per ms) remains 130/130 properties
BEST_FIRST walk for 40003 steps (90 resets) in 147 ms. (270 steps per ms) remains 130/130 properties
BEST_FIRST walk for 40004 steps (95 resets) in 125 ms. (317 steps per ms) remains 130/130 properties
BEST_FIRST walk for 40003 steps (82 resets) in 163 ms. (243 steps per ms) remains 130/130 properties
BEST_FIRST walk for 40004 steps (96 resets) in 118 ms. (336 steps per ms) remains 130/130 properties
BEST_FIRST walk for 40003 steps (87 resets) in 188 ms. (211 steps per ms) remains 130/130 properties
BEST_FIRST walk for 40004 steps (92 resets) in 131 ms. (303 steps per ms) remains 130/130 properties
BEST_FIRST walk for 40003 steps (88 resets) in 185 ms. (215 steps per ms) remains 130/130 properties
BEST_FIRST walk for 40004 steps (91 resets) in 124 ms. (320 steps per ms) remains 130/130 properties
BEST_FIRST walk for 40003 steps (91 resets) in 192 ms. (207 steps per ms) remains 130/130 properties
BEST_FIRST walk for 40004 steps (92 resets) in 154 ms. (258 steps per ms) remains 130/130 properties
BEST_FIRST walk for 40003 steps (94 resets) in 172 ms. (231 steps per ms) remains 130/130 properties
BEST_FIRST walk for 40003 steps (87 resets) in 166 ms. (239 steps per ms) remains 130/130 properties
BEST_FIRST walk for 40004 steps (83 resets) in 132 ms. (300 steps per ms) remains 130/130 properties
BEST_FIRST walk for 40003 steps (92 resets) in 124 ms. (320 steps per ms) remains 130/130 properties
BEST_FIRST walk for 40003 steps (90 resets) in 139 ms. (285 steps per ms) remains 130/130 properties
BEST_FIRST walk for 40003 steps (101 resets) in 164 ms. (242 steps per ms) remains 130/130 properties
BEST_FIRST walk for 40003 steps (89 resets) in 223 ms. (178 steps per ms) remains 130/130 properties
BEST_FIRST walk for 40004 steps (85 resets) in 161 ms. (246 steps per ms) remains 130/130 properties
BEST_FIRST walk for 40004 steps (97 resets) in 167 ms. (238 steps per ms) remains 130/130 properties
BEST_FIRST walk for 40003 steps (102 resets) in 189 ms. (210 steps per ms) remains 130/130 properties
BEST_FIRST walk for 40003 steps (92 resets) in 125 ms. (317 steps per ms) remains 130/130 properties
BEST_FIRST walk for 40004 steps (92 resets) in 130 ms. (305 steps per ms) remains 130/130 properties
BEST_FIRST walk for 40003 steps (94 resets) in 189 ms. (210 steps per ms) remains 130/130 properties
BEST_FIRST walk for 40004 steps (90 resets) in 126 ms. (314 steps per ms) remains 130/130 properties
BEST_FIRST walk for 40001 steps (87 resets) in 195 ms. (204 steps per ms) remains 130/130 properties
BEST_FIRST walk for 40002 steps (67 resets) in 211 ms. (188 steps per ms) remains 130/130 properties
BEST_FIRST walk for 40003 steps (66 resets) in 117 ms. (339 steps per ms) remains 130/130 properties
BEST_FIRST walk for 40004 steps (69 resets) in 185 ms. (215 steps per ms) remains 130/130 properties
BEST_FIRST walk for 40003 steps (73 resets) in 216 ms. (184 steps per ms) remains 130/130 properties
BEST_FIRST walk for 40004 steps (61 resets) in 155 ms. (256 steps per ms) remains 130/130 properties
BEST_FIRST walk for 40004 steps (64 resets) in 133 ms. (298 steps per ms) remains 130/130 properties
BEST_FIRST walk for 40004 steps (74 resets) in 202 ms. (197 steps per ms) remains 130/130 properties
BEST_FIRST walk for 40003 steps (73 resets) in 206 ms. (193 steps per ms) remains 130/130 properties
BEST_FIRST walk for 40004 steps (66 resets) in 146 ms. (272 steps per ms) remains 130/130 properties
BEST_FIRST walk for 40003 steps (61 resets) in 211 ms. (188 steps per ms) remains 130/130 properties
BEST_FIRST walk for 40004 steps (65 resets) in 161 ms. (246 steps per ms) remains 130/130 properties
BEST_FIRST walk for 40004 steps (70 resets) in 201 ms. (198 steps per ms) remains 130/130 properties
BEST_FIRST walk for 40004 steps (63 resets) in 202 ms. (197 steps per ms) remains 130/130 properties
BEST_FIRST walk for 40004 steps (63 resets) in 200 ms. (199 steps per ms) remains 130/130 properties
BEST_FIRST walk for 40004 steps (70 resets) in 200 ms. (199 steps per ms) remains 130/130 properties
BEST_FIRST walk for 40003 steps (75 resets) in 152 ms. (261 steps per ms) remains 130/130 properties
BEST_FIRST walk for 40003 steps (66 resets) in 136 ms. (291 steps per ms) remains 130/130 properties
BEST_FIRST walk for 40004 steps (63 resets) in 138 ms. (287 steps per ms) remains 130/130 properties
BEST_FIRST walk for 40003 steps (63 resets) in 187 ms. (212 steps per ms) remains 130/130 properties
BEST_FIRST walk for 40004 steps (66 resets) in 189 ms. (210 steps per ms) remains 130/130 properties
Probabilistic random walk after 10000001 steps, saw 1268357 distinct states, run finished after 52782 ms. (steps per millisecond=189 ) properties seen :0
[2024-05-22 08:27:16] [INFO ] Invariant cache hit.
[2024-05-22 08:27:16] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/135 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 130 unsolved
At refinement iteration 1 (OVERLAPS) 10/145 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 130 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/145 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 130 unsolved
At refinement iteration 3 (OVERLAPS) 72/217 variables, 30/36 constraints. Problems are: Problem set: 0 solved, 130 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/217 variables, 0/36 constraints. Problems are: Problem set: 0 solved, 130 unsolved
At refinement iteration 5 (OVERLAPS) 45/262 variables, 24/60 constraints. Problems are: Problem set: 0 solved, 130 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/262 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 130 unsolved
At refinement iteration 7 (OVERLAPS) 214/476 variables, 262/322 constraints. Problems are: Problem set: 0 solved, 130 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/476 variables, 2/324 constraints. Problems are: Problem set: 0 solved, 130 unsolved
[2024-05-22 08:27:20] [INFO ] Deduced a trap composed of 16 places in 78 ms of which 1 ms to minimize.
[2024-05-22 08:27:20] [INFO ] Deduced a trap composed of 18 places in 66 ms of which 1 ms to minimize.
[2024-05-22 08:27:20] [INFO ] Deduced a trap composed of 19 places in 48 ms of which 1 ms to minimize.
[2024-05-22 08:27:20] [INFO ] Deduced a trap composed of 13 places in 59 ms of which 1 ms to minimize.
[2024-05-22 08:27:20] [INFO ] Deduced a trap composed of 12 places in 61 ms of which 1 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/476 variables, 5/329 constraints. Problems are: Problem set: 0 solved, 130 unsolved
[2024-05-22 08:27:22] [INFO ] Deduced a trap composed of 8 places in 59 ms of which 1 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/476 variables, 1/330 constraints. Problems are: Problem set: 0 solved, 130 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/476 variables, 0/330 constraints. Problems are: Problem set: 0 solved, 130 unsolved
At refinement iteration 12 (OVERLAPS) 10/486 variables, 10/340 constraints. Problems are: Problem set: 0 solved, 130 unsolved
[2024-05-22 08:27:25] [INFO ] Deduced a trap composed of 9 places in 66 ms of which 1 ms to minimize.
[2024-05-22 08:27:25] [INFO ] Deduced a trap composed of 11 places in 55 ms of which 1 ms to minimize.
[2024-05-22 08:27:25] [INFO ] Deduced a trap composed of 6 places in 59 ms of which 2 ms to minimize.
At refinement iteration 13 (INCLUDED_ONLY) 0/486 variables, 3/343 constraints. Problems are: Problem set: 0 solved, 130 unsolved
[2024-05-22 08:27:28] [INFO ] Deduced a trap composed of 18 places in 60 ms of which 1 ms to minimize.
[2024-05-22 08:27:28] [INFO ] Deduced a trap composed of 7 places in 49 ms of which 1 ms to minimize.
At refinement iteration 14 (INCLUDED_ONLY) 0/486 variables, 2/345 constraints. Problems are: Problem set: 0 solved, 130 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/486 variables, 0/345 constraints. Problems are: Problem set: 0 solved, 130 unsolved
At refinement iteration 16 (OVERLAPS) 0/486 variables, 0/345 constraints. Problems are: Problem set: 0 solved, 130 unsolved
No progress, stopping.
After SMT solving in domain Real declared 486/486 variables, and 345 constraints, problems are : Problem set: 0 solved, 130 unsolved in 16798 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 272/272 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 130/130 constraints, Known Traps: 11/11 constraints]
Escalating to Integer solving :Problem set: 0 solved, 130 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/135 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 130 unsolved
At refinement iteration 1 (OVERLAPS) 10/145 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 130 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/145 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 130 unsolved
At refinement iteration 3 (OVERLAPS) 72/217 variables, 30/36 constraints. Problems are: Problem set: 0 solved, 130 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/217 variables, 1/37 constraints. Problems are: Problem set: 0 solved, 130 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/217 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 130 unsolved
At refinement iteration 6 (OVERLAPS) 45/262 variables, 24/61 constraints. Problems are: Problem set: 0 solved, 130 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/262 variables, 10/71 constraints. Problems are: Problem set: 0 solved, 130 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/262 variables, 0/71 constraints. Problems are: Problem set: 0 solved, 130 unsolved
At refinement iteration 9 (OVERLAPS) 214/476 variables, 262/333 constraints. Problems are: Problem set: 0 solved, 130 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/476 variables, 2/335 constraints. Problems are: Problem set: 0 solved, 130 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/476 variables, 34/369 constraints. Problems are: Problem set: 0 solved, 130 unsolved
[2024-05-22 08:27:38] [INFO ] Deduced a trap composed of 8 places in 55 ms of which 1 ms to minimize.
[2024-05-22 08:27:40] [INFO ] Deduced a trap composed of 15 places in 57 ms of which 2 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/476 variables, 2/371 constraints. Problems are: Problem set: 0 solved, 130 unsolved
[2024-05-22 08:27:49] [INFO ] Deduced a trap composed of 15 places in 41 ms of which 1 ms to minimize.
[2024-05-22 08:27:50] [INFO ] Deduced a trap composed of 17 places in 64 ms of which 1 ms to minimize.
[2024-05-22 08:27:51] [INFO ] Deduced a trap composed of 19 places in 68 ms of which 2 ms to minimize.
At refinement iteration 13 (INCLUDED_ONLY) 0/476 variables, 3/374 constraints. Problems are: Problem set: 0 solved, 130 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/476 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 130 unsolved
At refinement iteration 15 (OVERLAPS) 10/486 variables, 10/384 constraints. Problems are: Problem set: 0 solved, 130 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/486 variables, 96/480 constraints. Problems are: Problem set: 0 solved, 130 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/486 variables, 0/480 constraints. Problems are: Problem set: 0 solved, 130 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 486/486 variables, and 480 constraints, problems are : Problem set: 0 solved, 130 unsolved in 90021 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 272/272 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 130/130 constraints, Known Traps: 16/16 constraints]
After SMT, in 106920ms problems are : Problem set: 0 solved, 130 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 135 out of 272 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 272/272 places, 214/214 transitions.
Applied a total of 0 rules in 13 ms. Remains 272 /272 variables (removed 0) and now considering 214/214 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 14 ms. Remains : 272/272 places, 214/214 transitions.
RANDOM walk for 4000000 steps (53862 resets) in 36614 ms. (109 steps per ms) remains 130/130 properties
BEST_FIRST walk for 40003 steps (88 resets) in 93 ms. (425 steps per ms) remains 130/130 properties
BEST_FIRST walk for 40003 steps (89 resets) in 92 ms. (430 steps per ms) remains 130/130 properties
BEST_FIRST walk for 40004 steps (101 resets) in 95 ms. (416 steps per ms) remains 130/130 properties
BEST_FIRST walk for 40004 steps (95 resets) in 97 ms. (408 steps per ms) remains 130/130 properties
BEST_FIRST walk for 40003 steps (94 resets) in 90 ms. (439 steps per ms) remains 130/130 properties
BEST_FIRST walk for 40004 steps (89 resets) in 92 ms. (430 steps per ms) remains 130/130 properties
BEST_FIRST walk for 40003 steps (87 resets) in 97 ms. (408 steps per ms) remains 130/130 properties
BEST_FIRST walk for 40003 steps (88 resets) in 92 ms. (430 steps per ms) remains 130/130 properties
BEST_FIRST walk for 40002 steps (82 resets) in 90 ms. (439 steps per ms) remains 130/130 properties
BEST_FIRST walk for 40003 steps (84 resets) in 92 ms. (430 steps per ms) remains 130/130 properties
BEST_FIRST walk for 40003 steps (87 resets) in 92 ms. (430 steps per ms) remains 130/130 properties
BEST_FIRST walk for 40004 steps (87 resets) in 95 ms. (416 steps per ms) remains 130/130 properties
BEST_FIRST walk for 40003 steps (92 resets) in 94 ms. (421 steps per ms) remains 130/130 properties
BEST_FIRST walk for 40004 steps (85 resets) in 92 ms. (430 steps per ms) remains 130/130 properties
BEST_FIRST walk for 40002 steps (90 resets) in 91 ms. (434 steps per ms) remains 130/130 properties
BEST_FIRST walk for 40004 steps (89 resets) in 93 ms. (425 steps per ms) remains 130/130 properties
BEST_FIRST walk for 40003 steps (85 resets) in 92 ms. (430 steps per ms) remains 130/130 properties
BEST_FIRST walk for 40002 steps (89 resets) in 94 ms. (421 steps per ms) remains 130/130 properties
BEST_FIRST walk for 40004 steps (85 resets) in 94 ms. (421 steps per ms) remains 130/130 properties
BEST_FIRST walk for 40004 steps (91 resets) in 93 ms. (425 steps per ms) remains 130/130 properties
BEST_FIRST walk for 40004 steps (80 resets) in 92 ms. (430 steps per ms) remains 130/130 properties
BEST_FIRST walk for 40004 steps (77 resets) in 87 ms. (454 steps per ms) remains 130/130 properties
BEST_FIRST walk for 40003 steps (92 resets) in 92 ms. (430 steps per ms) remains 130/130 properties
BEST_FIRST walk for 40004 steps (83 resets) in 93 ms. (425 steps per ms) remains 130/130 properties
BEST_FIRST walk for 40003 steps (94 resets) in 94 ms. (421 steps per ms) remains 130/130 properties
BEST_FIRST walk for 40002 steps (87 resets) in 92 ms. (430 steps per ms) remains 130/130 properties
BEST_FIRST walk for 40004 steps (91 resets) in 113 ms. (350 steps per ms) remains 130/130 properties
BEST_FIRST walk for 40003 steps (101 resets) in 126 ms. (314 steps per ms) remains 130/130 properties
BEST_FIRST walk for 40003 steps (83 resets) in 213 ms. (186 steps per ms) remains 130/130 properties
BEST_FIRST walk for 40003 steps (88 resets) in 127 ms. (312 steps per ms) remains 130/130 properties
BEST_FIRST walk for 40002 steps (95 resets) in 191 ms. (208 steps per ms) remains 130/130 properties
BEST_FIRST walk for 40004 steps (93 resets) in 113 ms. (350 steps per ms) remains 130/130 properties
BEST_FIRST walk for 40004 steps (86 resets) in 127 ms. (312 steps per ms) remains 130/130 properties
BEST_FIRST walk for 40003 steps (84 resets) in 184 ms. (216 steps per ms) remains 130/130 properties
BEST_FIRST walk for 40004 steps (66 resets) in 203 ms. (196 steps per ms) remains 130/130 properties
BEST_FIRST walk for 40004 steps (68 resets) in 111 ms. (357 steps per ms) remains 130/130 properties
BEST_FIRST walk for 40004 steps (67 resets) in 189 ms. (210 steps per ms) remains 130/130 properties
BEST_FIRST walk for 40002 steps (80 resets) in 113 ms. (350 steps per ms) remains 130/130 properties
BEST_FIRST walk for 40003 steps (68 resets) in 181 ms. (219 steps per ms) remains 130/130 properties
BEST_FIRST walk for 40001 steps (62 resets) in 117 ms. (338 steps per ms) remains 130/130 properties
BEST_FIRST walk for 40004 steps (68 resets) in 148 ms. (268 steps per ms) remains 130/130 properties
BEST_FIRST walk for 40003 steps (71 resets) in 146 ms. (272 steps per ms) remains 130/130 properties
BEST_FIRST walk for 40003 steps (67 resets) in 199 ms. (200 steps per ms) remains 130/130 properties
BEST_FIRST walk for 40004 steps (73 resets) in 206 ms. (193 steps per ms) remains 130/130 properties
BEST_FIRST walk for 40003 steps (69 resets) in 139 ms. (285 steps per ms) remains 130/130 properties
BEST_FIRST walk for 40002 steps (67 resets) in 199 ms. (200 steps per ms) remains 130/130 properties
BEST_FIRST walk for 40003 steps (73 resets) in 181 ms. (219 steps per ms) remains 130/130 properties
BEST_FIRST walk for 40002 steps (71 resets) in 207 ms. (192 steps per ms) remains 130/130 properties
BEST_FIRST walk for 40004 steps (64 resets) in 201 ms. (198 steps per ms) remains 130/130 properties
BEST_FIRST walk for 40004 steps (73 resets) in 127 ms. (312 steps per ms) remains 130/130 properties
Interrupted probabilistic random walk after 6185643 steps, run timeout after 33001 ms. (steps per millisecond=187 ) properties seen :0 out of 130
Probabilistic random walk after 6185643 steps, saw 791444 distinct states, run finished after 33002 ms. (steps per millisecond=187 ) properties seen :0
[2024-05-22 08:29:47] [INFO ] Invariant cache hit.
[2024-05-22 08:29:47] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/135 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 130 unsolved
At refinement iteration 1 (OVERLAPS) 10/145 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 130 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/145 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 130 unsolved
At refinement iteration 3 (OVERLAPS) 72/217 variables, 30/36 constraints. Problems are: Problem set: 0 solved, 130 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/217 variables, 0/36 constraints. Problems are: Problem set: 0 solved, 130 unsolved
At refinement iteration 5 (OVERLAPS) 45/262 variables, 24/60 constraints. Problems are: Problem set: 0 solved, 130 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/262 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 130 unsolved
At refinement iteration 7 (OVERLAPS) 214/476 variables, 262/322 constraints. Problems are: Problem set: 0 solved, 130 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/476 variables, 2/324 constraints. Problems are: Problem set: 0 solved, 130 unsolved
[2024-05-22 08:29:51] [INFO ] Deduced a trap composed of 16 places in 65 ms of which 2 ms to minimize.
[2024-05-22 08:29:51] [INFO ] Deduced a trap composed of 18 places in 59 ms of which 2 ms to minimize.
[2024-05-22 08:29:51] [INFO ] Deduced a trap composed of 19 places in 50 ms of which 1 ms to minimize.
[2024-05-22 08:29:52] [INFO ] Deduced a trap composed of 13 places in 57 ms of which 1 ms to minimize.
[2024-05-22 08:29:52] [INFO ] Deduced a trap composed of 12 places in 61 ms of which 1 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/476 variables, 5/329 constraints. Problems are: Problem set: 0 solved, 130 unsolved
[2024-05-22 08:29:54] [INFO ] Deduced a trap composed of 8 places in 57 ms of which 1 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/476 variables, 1/330 constraints. Problems are: Problem set: 0 solved, 130 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/476 variables, 0/330 constraints. Problems are: Problem set: 0 solved, 130 unsolved
At refinement iteration 12 (OVERLAPS) 10/486 variables, 10/340 constraints. Problems are: Problem set: 0 solved, 130 unsolved
[2024-05-22 08:29:56] [INFO ] Deduced a trap composed of 9 places in 66 ms of which 2 ms to minimize.
[2024-05-22 08:29:56] [INFO ] Deduced a trap composed of 11 places in 59 ms of which 1 ms to minimize.
[2024-05-22 08:29:56] [INFO ] Deduced a trap composed of 6 places in 60 ms of which 1 ms to minimize.
At refinement iteration 13 (INCLUDED_ONLY) 0/486 variables, 3/343 constraints. Problems are: Problem set: 0 solved, 130 unsolved
[2024-05-22 08:29:59] [INFO ] Deduced a trap composed of 18 places in 59 ms of which 2 ms to minimize.
[2024-05-22 08:29:59] [INFO ] Deduced a trap composed of 7 places in 47 ms of which 1 ms to minimize.
At refinement iteration 14 (INCLUDED_ONLY) 0/486 variables, 2/345 constraints. Problems are: Problem set: 0 solved, 130 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/486 variables, 0/345 constraints. Problems are: Problem set: 0 solved, 130 unsolved
At refinement iteration 16 (OVERLAPS) 0/486 variables, 0/345 constraints. Problems are: Problem set: 0 solved, 130 unsolved
No progress, stopping.
After SMT solving in domain Real declared 486/486 variables, and 345 constraints, problems are : Problem set: 0 solved, 130 unsolved in 16900 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 272/272 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 130/130 constraints, Known Traps: 11/11 constraints]
Escalating to Integer solving :Problem set: 0 solved, 130 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/135 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 130 unsolved
At refinement iteration 1 (OVERLAPS) 10/145 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 130 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/145 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 130 unsolved
At refinement iteration 3 (OVERLAPS) 72/217 variables, 30/36 constraints. Problems are: Problem set: 0 solved, 130 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/217 variables, 1/37 constraints. Problems are: Problem set: 0 solved, 130 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/217 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 130 unsolved
At refinement iteration 6 (OVERLAPS) 45/262 variables, 24/61 constraints. Problems are: Problem set: 0 solved, 130 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/262 variables, 10/71 constraints. Problems are: Problem set: 0 solved, 130 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/262 variables, 0/71 constraints. Problems are: Problem set: 0 solved, 130 unsolved
At refinement iteration 9 (OVERLAPS) 214/476 variables, 262/333 constraints. Problems are: Problem set: 0 solved, 130 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/476 variables, 2/335 constraints. Problems are: Problem set: 0 solved, 130 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/476 variables, 34/369 constraints. Problems are: Problem set: 0 solved, 130 unsolved
[2024-05-22 08:30:09] [INFO ] Deduced a trap composed of 8 places in 52 ms of which 1 ms to minimize.
[2024-05-22 08:30:12] [INFO ] Deduced a trap composed of 15 places in 57 ms of which 1 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/476 variables, 2/371 constraints. Problems are: Problem set: 0 solved, 130 unsolved
[2024-05-22 08:30:21] [INFO ] Deduced a trap composed of 15 places in 42 ms of which 1 ms to minimize.
[2024-05-22 08:30:21] [INFO ] Deduced a trap composed of 17 places in 66 ms of which 1 ms to minimize.
[2024-05-22 08:30:23] [INFO ] Deduced a trap composed of 19 places in 62 ms of which 1 ms to minimize.
At refinement iteration 13 (INCLUDED_ONLY) 0/476 variables, 3/374 constraints. Problems are: Problem set: 0 solved, 130 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/476 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 130 unsolved
At refinement iteration 15 (OVERLAPS) 10/486 variables, 10/384 constraints. Problems are: Problem set: 0 solved, 130 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/486 variables, 96/480 constraints. Problems are: Problem set: 0 solved, 130 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/486 variables, 0/480 constraints. Problems are: Problem set: 0 solved, 130 unsolved
At refinement iteration 18 (OVERLAPS) 0/486 variables, 0/480 constraints. Problems are: Problem set: 0 solved, 130 unsolved
No progress, stopping.
After SMT solving in domain Int declared 486/486 variables, and 480 constraints, problems are : Problem set: 0 solved, 130 unsolved in 105011 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 272/272 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 130/130 constraints, Known Traps: 16/16 constraints]
After SMT, in 122008ms problems are : Problem set: 0 solved, 130 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 135 out of 272 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 272/272 places, 214/214 transitions.
Applied a total of 0 rules in 9 ms. Remains 272 /272 variables (removed 0) and now considering 214/214 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 9 ms. Remains : 272/272 places, 214/214 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 272/272 places, 214/214 transitions.
Applied a total of 0 rules in 8 ms. Remains 272 /272 variables (removed 0) and now considering 214/214 (removed 0) transitions.
[2024-05-22 08:31:49] [INFO ] Invariant cache hit.
[2024-05-22 08:31:49] [INFO ] Implicit Places using invariants in 110 ms returned []
[2024-05-22 08:31:49] [INFO ] Invariant cache hit.
[2024-05-22 08:31:49] [INFO ] State equation strengthened by 2 read => feed constraints.
[2024-05-22 08:31:49] [INFO ] Implicit Places using invariants and state equation in 221 ms returned []
Implicit Place search using SMT with State Equation took 333 ms to find 0 implicit places.
[2024-05-22 08:31:50] [INFO ] Redundant transitions in 8 ms returned []
Running 213 sub problems to find dead transitions.
[2024-05-22 08:31:50] [INFO ] Invariant cache hit.
[2024-05-22 08:31:50] [INFO ] State equation strengthened by 2 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/271 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/271 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 2 (OVERLAPS) 1/272 variables, 36/47 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/272 variables, 13/60 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/272 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 5 (OVERLAPS) 214/486 variables, 272/332 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/486 variables, 2/334 constraints. Problems are: Problem set: 0 solved, 213 unsolved
[2024-05-22 08:31:53] [INFO ] Deduced a trap composed of 13 places in 56 ms of which 2 ms to minimize.
[2024-05-22 08:31:54] [INFO ] Deduced a trap composed of 7 places in 53 ms of which 1 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/486 variables, 2/336 constraints. Problems are: Problem set: 0 solved, 213 unsolved
[2024-05-22 08:31:56] [INFO ] Deduced a trap composed of 13 places in 43 ms of which 1 ms to minimize.
[2024-05-22 08:31:57] [INFO ] Deduced a trap composed of 8 places in 51 ms of which 1 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/486 variables, 2/338 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/486 variables, 0/338 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 10 (OVERLAPS) 0/486 variables, 0/338 constraints. Problems are: Problem set: 0 solved, 213 unsolved
No progress, stopping.
After SMT solving in domain Real declared 486/486 variables, and 338 constraints, problems are : Problem set: 0 solved, 213 unsolved in 13166 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 272/272 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 213/213 constraints, Known Traps: 4/4 constraints]
Escalating to Integer solving :Problem set: 0 solved, 213 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/271 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/271 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 2 (OVERLAPS) 1/272 variables, 36/47 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/272 variables, 13/60 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/272 variables, 4/64 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/272 variables, 0/64 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 6 (OVERLAPS) 214/486 variables, 272/336 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/486 variables, 2/338 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/486 variables, 213/551 constraints. Problems are: Problem set: 0 solved, 213 unsolved
[2024-05-22 08:32:13] [INFO ] Deduced a trap composed of 6 places in 25 ms of which 1 ms to minimize.
[2024-05-22 08:32:13] [INFO ] Deduced a trap composed of 21 places in 49 ms of which 1 ms to minimize.
[2024-05-22 08:32:17] [INFO ] Deduced a trap composed of 18 places in 53 ms of which 1 ms to minimize.
[2024-05-22 08:32:21] [INFO ] Deduced a trap composed of 8 places in 44 ms of which 1 ms to minimize.
[2024-05-22 08:32:21] [INFO ] Deduced a trap composed of 18 places in 64 ms of which 1 ms to minimize.
[2024-05-22 08:32:21] [INFO ] Deduced a trap composed of 17 places in 65 ms of which 1 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/486 variables, 6/557 constraints. Problems are: Problem set: 0 solved, 213 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 486/486 variables, and 557 constraints, problems are : Problem set: 0 solved, 213 unsolved in 30023 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 272/272 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 213/213 constraints, Known Traps: 10/10 constraints]
After SMT, in 43320ms problems are : Problem set: 0 solved, 213 unsolved
Search for dead transitions found 0 dead transitions in 43323ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 43679 ms. Remains : 272/272 places, 214/214 transitions.
RANDOM walk for 400000 steps (5393 resets) in 4814 ms. (83 steps per ms) remains 130/135 properties
Running SMT prover for 130 properties.
[2024-05-22 08:32:35] [INFO ] Invariant cache hit.
[2024-05-22 08:32:35] [INFO ] [Real]Absence check using 36 positive place invariants in 5 ms returned sat
[2024-05-22 08:32:35] [INFO ] [Real]Absence check using 36 positive and 24 generalized place invariants in 24 ms returned sat
[2024-05-22 08:32:35] [INFO ] After 224ms SMT Verify possible using state equation in real domain returned unsat :0 sat :130
[2024-05-22 08:32:35] [INFO ] State equation strengthened by 2 read => feed constraints.
[2024-05-22 08:32:35] [INFO ] After 182ms SMT Verify possible using 2 Read/Feed constraints in real domain returned unsat :0 sat :130
TRAPS : Iteration 0
[2024-05-22 08:32:36] [INFO ] Deduced a trap composed of 7 places in 44 ms of which 1 ms to minimize.
TRAPS : Iteration 1
[2024-05-22 08:32:39] [INFO ] After 3666ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :61 real:69
[2024-05-22 08:32:39] [INFO ] After 4111ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :61 real:69
[2024-05-22 08:32:39] [INFO ] [Nat]Absence check using 36 positive place invariants in 16 ms returned sat
[2024-05-22 08:32:39] [INFO ] [Nat]Absence check using 36 positive and 24 generalized place invariants in 15 ms returned sat
[2024-05-22 08:32:39] [INFO ] After 249ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :130
[2024-05-22 08:32:39] [INFO ] After 181ms SMT Verify possible using 2 Read/Feed constraints in natural domain returned unsat :0 sat :130
TRAPS : Iteration 0
[2024-05-22 08:32:39] [INFO ] Deduced a trap composed of 13 places in 53 ms of which 2 ms to minimize.
[2024-05-22 08:32:39] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 83 ms
TRAPS : Iteration 1
[2024-05-22 08:32:43] [INFO ] Deduced a trap composed of 18 places in 44 ms of which 1 ms to minimize.
[2024-05-22 08:32:43] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 72 ms
TRAPS : Iteration 2
[2024-05-22 08:32:44] [INFO ] Deduced a trap composed of 7 places in 54 ms of which 1 ms to minimize.
[2024-05-22 08:32:44] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 83 ms
TRAPS : Iteration 3
[2024-05-22 08:32:47] [INFO ] Deduced a trap composed of 15 places in 59 ms of which 1 ms to minimize.
[2024-05-22 08:32:47] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 78 ms
TRAPS : Iteration 4
[2024-05-22 08:32:48] [INFO ] Deduced a trap composed of 7 places in 45 ms of which 0 ms to minimize.
[2024-05-22 08:32:48] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 63 ms
[2024-05-22 08:32:50] [INFO ] Deduced a trap composed of 9 places in 48 ms of which 1 ms to minimize.
[2024-05-22 08:32:50] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 75 ms
TRAPS : Iteration 5
[2024-05-22 08:32:51] [INFO ] Deduced a trap composed of 8 places in 49 ms of which 1 ms to minimize.
[2024-05-22 08:32:51] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 70 ms
[2024-05-22 08:32:52] [INFO ] Deduced a trap composed of 11 places in 45 ms of which 0 ms to minimize.
[2024-05-22 08:32:52] [INFO ] Deduced a trap composed of 16 places in 52 ms of which 1 ms to minimize.
[2024-05-22 08:32:52] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 130 ms
TRAPS : Iteration 6
[2024-05-22 08:32:55] [INFO ] After 15908ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :130
[2024-05-22 08:32:55] [INFO ] After 16506ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :130
RANDOM walk for 4000000 steps (53809 resets) in 63207 ms. (63 steps per ms) remains 130/130 properties
BEST_FIRST walk for 40004 steps (85 resets) in 151 ms. (263 steps per ms) remains 130/130 properties
BEST_FIRST walk for 40003 steps (94 resets) in 169 ms. (235 steps per ms) remains 130/130 properties
BEST_FIRST walk for 40003 steps (94 resets) in 125 ms. (317 steps per ms) remains 130/130 properties
BEST_FIRST walk for 40004 steps (87 resets) in 208 ms. (191 steps per ms) remains 130/130 properties
BEST_FIRST walk for 40004 steps (85 resets) in 180 ms. (221 steps per ms) remains 130/130 properties
BEST_FIRST walk for 40002 steps (87 resets) in 145 ms. (273 steps per ms) remains 130/130 properties
BEST_FIRST walk for 40004 steps (95 resets) in 201 ms. (198 steps per ms) remains 130/130 properties
BEST_FIRST walk for 40003 steps (90 resets) in 115 ms. (344 steps per ms) remains 130/130 properties
BEST_FIRST walk for 40003 steps (90 resets) in 185 ms. (215 steps per ms) remains 130/130 properties
BEST_FIRST walk for 40004 steps (85 resets) in 144 ms. (275 steps per ms) remains 130/130 properties
BEST_FIRST walk for 40003 steps (86 resets) in 175 ms. (227 steps per ms) remains 130/130 properties
BEST_FIRST walk for 40004 steps (95 resets) in 212 ms. (187 steps per ms) remains 130/130 properties
BEST_FIRST walk for 40004 steps (94 resets) in 135 ms. (294 steps per ms) remains 130/130 properties
BEST_FIRST walk for 40004 steps (90 resets) in 143 ms. (277 steps per ms) remains 130/130 properties
BEST_FIRST walk for 40002 steps (88 resets) in 123 ms. (322 steps per ms) remains 130/130 properties
BEST_FIRST walk for 40004 steps (91 resets) in 153 ms. (259 steps per ms) remains 130/130 properties
BEST_FIRST walk for 40003 steps (96 resets) in 221 ms. (180 steps per ms) remains 130/130 properties
BEST_FIRST walk for 40003 steps (82 resets) in 131 ms. (303 steps per ms) remains 130/130 properties
BEST_FIRST walk for 40004 steps (94 resets) in 196 ms. (203 steps per ms) remains 130/130 properties
BEST_FIRST walk for 40004 steps (79 resets) in 102 ms. (388 steps per ms) remains 130/130 properties
BEST_FIRST walk for 40002 steps (95 resets) in 139 ms. (285 steps per ms) remains 130/130 properties
BEST_FIRST walk for 40004 steps (87 resets) in 122 ms. (325 steps per ms) remains 130/130 properties
BEST_FIRST walk for 40003 steps (88 resets) in 202 ms. (197 steps per ms) remains 130/130 properties
BEST_FIRST walk for 40003 steps (92 resets) in 115 ms. (344 steps per ms) remains 130/130 properties
BEST_FIRST walk for 40004 steps (93 resets) in 128 ms. (310 steps per ms) remains 130/130 properties
BEST_FIRST walk for 40004 steps (83 resets) in 130 ms. (305 steps per ms) remains 130/130 properties
BEST_FIRST walk for 40003 steps (90 resets) in 124 ms. (320 steps per ms) remains 130/130 properties
BEST_FIRST walk for 40003 steps (86 resets) in 127 ms. (312 steps per ms) remains 130/130 properties
BEST_FIRST walk for 40002 steps (88 resets) in 187 ms. (212 steps per ms) remains 130/130 properties
BEST_FIRST walk for 40003 steps (86 resets) in 131 ms. (303 steps per ms) remains 130/130 properties
BEST_FIRST walk for 40004 steps (89 resets) in 179 ms. (222 steps per ms) remains 130/130 properties
BEST_FIRST walk for 40004 steps (98 resets) in 179 ms. (222 steps per ms) remains 130/130 properties
BEST_FIRST walk for 40004 steps (88 resets) in 166 ms. (239 steps per ms) remains 130/130 properties
BEST_FIRST walk for 40003 steps (90 resets) in 228 ms. (174 steps per ms) remains 130/130 properties
BEST_FIRST walk for 40003 steps (68 resets) in 144 ms. (275 steps per ms) remains 130/130 properties
BEST_FIRST walk for 40002 steps (70 resets) in 246 ms. (161 steps per ms) remains 130/130 properties
BEST_FIRST walk for 40003 steps (64 resets) in 199 ms. (200 steps per ms) remains 130/130 properties
BEST_FIRST walk for 40004 steps (67 resets) in 169 ms. (235 steps per ms) remains 130/130 properties
BEST_FIRST walk for 40003 steps (70 resets) in 191 ms. (208 steps per ms) remains 130/130 properties
BEST_FIRST walk for 40004 steps (65 resets) in 128 ms. (310 steps per ms) remains 130/130 properties
BEST_FIRST walk for 40004 steps (57 resets) in 200 ms. (199 steps per ms) remains 130/130 properties
BEST_FIRST walk for 40004 steps (67 resets) in 128 ms. (310 steps per ms) remains 130/130 properties
BEST_FIRST walk for 40003 steps (73 resets) in 229 ms. (173 steps per ms) remains 130/130 properties
BEST_FIRST walk for 40003 steps (70 resets) in 262 ms. (152 steps per ms) remains 130/130 properties
BEST_FIRST walk for 40004 steps (70 resets) in 177 ms. (224 steps per ms) remains 130/130 properties
BEST_FIRST walk for 40003 steps (63 resets) in 112 ms. (354 steps per ms) remains 130/130 properties
BEST_FIRST walk for 40003 steps (73 resets) in 220 ms. (181 steps per ms) remains 130/130 properties
BEST_FIRST walk for 40003 steps (80 resets) in 162 ms. (245 steps per ms) remains 130/130 properties
BEST_FIRST walk for 40002 steps (66 resets) in 194 ms. (205 steps per ms) remains 130/130 properties
BEST_FIRST walk for 40003 steps (66 resets) in 182 ms. (218 steps per ms) remains 130/130 properties
Probabilistic random walk after 10000001 steps, saw 1268357 distinct states, run finished after 55397 ms. (steps per millisecond=180 ) properties seen :0
[2024-05-22 08:34:11] [INFO ] Invariant cache hit.
[2024-05-22 08:34:11] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/135 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 130 unsolved
At refinement iteration 1 (OVERLAPS) 10/145 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 130 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/145 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 130 unsolved
At refinement iteration 3 (OVERLAPS) 72/217 variables, 30/36 constraints. Problems are: Problem set: 0 solved, 130 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/217 variables, 0/36 constraints. Problems are: Problem set: 0 solved, 130 unsolved
At refinement iteration 5 (OVERLAPS) 45/262 variables, 24/60 constraints. Problems are: Problem set: 0 solved, 130 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/262 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 130 unsolved
At refinement iteration 7 (OVERLAPS) 214/476 variables, 262/322 constraints. Problems are: Problem set: 0 solved, 130 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/476 variables, 2/324 constraints. Problems are: Problem set: 0 solved, 130 unsolved
[2024-05-22 08:34:15] [INFO ] Deduced a trap composed of 16 places in 62 ms of which 1 ms to minimize.
[2024-05-22 08:34:15] [INFO ] Deduced a trap composed of 18 places in 60 ms of which 1 ms to minimize.
[2024-05-22 08:34:15] [INFO ] Deduced a trap composed of 19 places in 62 ms of which 1 ms to minimize.
[2024-05-22 08:34:16] [INFO ] Deduced a trap composed of 13 places in 58 ms of which 1 ms to minimize.
[2024-05-22 08:34:16] [INFO ] Deduced a trap composed of 12 places in 62 ms of which 2 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/476 variables, 5/329 constraints. Problems are: Problem set: 0 solved, 130 unsolved
[2024-05-22 08:34:18] [INFO ] Deduced a trap composed of 8 places in 76 ms of which 1 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/476 variables, 1/330 constraints. Problems are: Problem set: 0 solved, 130 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/476 variables, 0/330 constraints. Problems are: Problem set: 0 solved, 130 unsolved
At refinement iteration 12 (OVERLAPS) 10/486 variables, 10/340 constraints. Problems are: Problem set: 0 solved, 130 unsolved
[2024-05-22 08:34:20] [INFO ] Deduced a trap composed of 9 places in 71 ms of which 2 ms to minimize.
[2024-05-22 08:34:21] [INFO ] Deduced a trap composed of 11 places in 70 ms of which 1 ms to minimize.
[2024-05-22 08:34:21] [INFO ] Deduced a trap composed of 6 places in 55 ms of which 1 ms to minimize.
At refinement iteration 13 (INCLUDED_ONLY) 0/486 variables, 3/343 constraints. Problems are: Problem set: 0 solved, 130 unsolved
[2024-05-22 08:34:23] [INFO ] Deduced a trap composed of 18 places in 69 ms of which 1 ms to minimize.
[2024-05-22 08:34:24] [INFO ] Deduced a trap composed of 7 places in 62 ms of which 0 ms to minimize.
At refinement iteration 14 (INCLUDED_ONLY) 0/486 variables, 2/345 constraints. Problems are: Problem set: 0 solved, 130 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/486 variables, 0/345 constraints. Problems are: Problem set: 0 solved, 130 unsolved
At refinement iteration 16 (OVERLAPS) 0/486 variables, 0/345 constraints. Problems are: Problem set: 0 solved, 130 unsolved
No progress, stopping.
After SMT solving in domain Real declared 486/486 variables, and 345 constraints, problems are : Problem set: 0 solved, 130 unsolved in 17080 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 272/272 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 130/130 constraints, Known Traps: 11/11 constraints]
Escalating to Integer solving :Problem set: 0 solved, 130 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/135 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 130 unsolved
At refinement iteration 1 (OVERLAPS) 10/145 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 130 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/145 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 130 unsolved
At refinement iteration 3 (OVERLAPS) 72/217 variables, 30/36 constraints. Problems are: Problem set: 0 solved, 130 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/217 variables, 1/37 constraints. Problems are: Problem set: 0 solved, 130 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/217 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 130 unsolved
At refinement iteration 6 (OVERLAPS) 45/262 variables, 24/61 constraints. Problems are: Problem set: 0 solved, 130 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/262 variables, 10/71 constraints. Problems are: Problem set: 0 solved, 130 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/262 variables, 0/71 constraints. Problems are: Problem set: 0 solved, 130 unsolved
At refinement iteration 9 (OVERLAPS) 214/476 variables, 262/333 constraints. Problems are: Problem set: 0 solved, 130 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/476 variables, 2/335 constraints. Problems are: Problem set: 0 solved, 130 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/476 variables, 34/369 constraints. Problems are: Problem set: 0 solved, 130 unsolved
[2024-05-22 08:34:34] [INFO ] Deduced a trap composed of 8 places in 57 ms of which 1 ms to minimize.
[2024-05-22 08:34:36] [INFO ] Deduced a trap composed of 15 places in 58 ms of which 1 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/476 variables, 2/371 constraints. Problems are: Problem set: 0 solved, 130 unsolved
[2024-05-22 08:34:45] [INFO ] Deduced a trap composed of 15 places in 43 ms of which 1 ms to minimize.
[2024-05-22 08:34:46] [INFO ] Deduced a trap composed of 17 places in 63 ms of which 1 ms to minimize.
[2024-05-22 08:34:47] [INFO ] Deduced a trap composed of 19 places in 59 ms of which 1 ms to minimize.
At refinement iteration 13 (INCLUDED_ONLY) 0/476 variables, 3/374 constraints. Problems are: Problem set: 0 solved, 130 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/476 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 130 unsolved
At refinement iteration 15 (OVERLAPS) 10/486 variables, 10/384 constraints. Problems are: Problem set: 0 solved, 130 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/486 variables, 96/480 constraints. Problems are: Problem set: 0 solved, 130 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/486 variables, 0/480 constraints. Problems are: Problem set: 0 solved, 130 unsolved
At refinement iteration 18 (OVERLAPS) 0/486 variables, 0/480 constraints. Problems are: Problem set: 0 solved, 130 unsolved
No progress, stopping.
After SMT solving in domain Int declared 486/486 variables, and 480 constraints, problems are : Problem set: 0 solved, 130 unsolved in 120013 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 272/272 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 130/130 constraints, Known Traps: 16/16 constraints]
After SMT, in 137194ms problems are : Problem set: 0 solved, 130 unsolved
Fused 130 Parikh solutions to 42 different solutions.
Parikh walk visited 1 properties in 8936 ms.
Support contains 134 out of 272 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 272/272 places, 214/214 transitions.
Applied a total of 0 rules in 7 ms. Remains 272 /272 variables (removed 0) and now considering 214/214 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 8 ms. Remains : 272/272 places, 214/214 transitions.
RANDOM walk for 4000000 steps (53751 resets) in 38094 ms. (105 steps per ms) remains 129/129 properties
BEST_FIRST walk for 40004 steps (85 resets) in 115 ms. (344 steps per ms) remains 129/129 properties
BEST_FIRST walk for 40004 steps (100 resets) in 133 ms. (298 steps per ms) remains 129/129 properties
BEST_FIRST walk for 40002 steps (85 resets) in 135 ms. (294 steps per ms) remains 129/129 properties
BEST_FIRST walk for 40004 steps (81 resets) in 131 ms. (303 steps per ms) remains 129/129 properties
BEST_FIRST walk for 40004 steps (102 resets) in 212 ms. (187 steps per ms) remains 129/129 properties
BEST_FIRST walk for 40004 steps (80 resets) in 146 ms. (272 steps per ms) remains 129/129 properties
BEST_FIRST walk for 40004 steps (89 resets) in 210 ms. (189 steps per ms) remains 129/129 properties
BEST_FIRST walk for 40004 steps (79 resets) in 136 ms. (292 steps per ms) remains 129/129 properties
BEST_FIRST walk for 40004 steps (92 resets) in 146 ms. (272 steps per ms) remains 129/129 properties
BEST_FIRST walk for 40003 steps (95 resets) in 201 ms. (198 steps per ms) remains 129/129 properties
BEST_FIRST walk for 40004 steps (88 resets) in 195 ms. (204 steps per ms) remains 129/129 properties
BEST_FIRST walk for 40003 steps (91 resets) in 117 ms. (339 steps per ms) remains 129/129 properties
BEST_FIRST walk for 40004 steps (88 resets) in 133 ms. (298 steps per ms) remains 129/129 properties
BEST_FIRST walk for 40004 steps (82 resets) in 179 ms. (222 steps per ms) remains 129/129 properties
BEST_FIRST walk for 40004 steps (90 resets) in 173 ms. (229 steps per ms) remains 129/129 properties
BEST_FIRST walk for 40004 steps (89 resets) in 140 ms. (283 steps per ms) remains 129/129 properties
BEST_FIRST walk for 40004 steps (91 resets) in 135 ms. (294 steps per ms) remains 129/129 properties
BEST_FIRST walk for 40004 steps (90 resets) in 139 ms. (285 steps per ms) remains 129/129 properties
BEST_FIRST walk for 40004 steps (96 resets) in 202 ms. (197 steps per ms) remains 129/129 properties
BEST_FIRST walk for 40004 steps (84 resets) in 177 ms. (224 steps per ms) remains 129/129 properties
BEST_FIRST walk for 40004 steps (89 resets) in 126 ms. (314 steps per ms) remains 129/129 properties
BEST_FIRST walk for 40003 steps (94 resets) in 194 ms. (205 steps per ms) remains 129/129 properties
BEST_FIRST walk for 40003 steps (83 resets) in 121 ms. (327 steps per ms) remains 129/129 properties
BEST_FIRST walk for 40003 steps (86 resets) in 195 ms. (204 steps per ms) remains 129/129 properties
BEST_FIRST walk for 40003 steps (87 resets) in 117 ms. (339 steps per ms) remains 129/129 properties
BEST_FIRST walk for 40004 steps (93 resets) in 183 ms. (217 steps per ms) remains 129/129 properties
BEST_FIRST walk for 40002 steps (92 resets) in 221 ms. (180 steps per ms) remains 129/129 properties
BEST_FIRST walk for 40004 steps (91 resets) in 132 ms. (300 steps per ms) remains 129/129 properties
BEST_FIRST walk for 40004 steps (95 resets) in 125 ms. (317 steps per ms) remains 129/129 properties
BEST_FIRST walk for 40004 steps (90 resets) in 186 ms. (213 steps per ms) remains 129/129 properties
BEST_FIRST walk for 40003 steps (90 resets) in 128 ms. (310 steps per ms) remains 129/129 properties
BEST_FIRST walk for 40002 steps (80 resets) in 183 ms. (217 steps per ms) remains 129/129 properties
BEST_FIRST walk for 40003 steps (90 resets) in 125 ms. (317 steps per ms) remains 129/129 properties
BEST_FIRST walk for 40004 steps (63 resets) in 198 ms. (201 steps per ms) remains 129/129 properties
BEST_FIRST walk for 40004 steps (65 resets) in 122 ms. (325 steps per ms) remains 129/129 properties
BEST_FIRST walk for 40003 steps (58 resets) in 146 ms. (272 steps per ms) remains 129/129 properties
BEST_FIRST walk for 40003 steps (69 resets) in 131 ms. (303 steps per ms) remains 129/129 properties
BEST_FIRST walk for 40004 steps (64 resets) in 144 ms. (275 steps per ms) remains 129/129 properties
BEST_FIRST walk for 40003 steps (71 resets) in 140 ms. (283 steps per ms) remains 129/129 properties
BEST_FIRST walk for 40002 steps (73 resets) in 209 ms. (190 steps per ms) remains 129/129 properties
BEST_FIRST walk for 40004 steps (66 resets) in 124 ms. (320 steps per ms) remains 129/129 properties
BEST_FIRST walk for 40003 steps (61 resets) in 191 ms. (208 steps per ms) remains 129/129 properties
BEST_FIRST walk for 40004 steps (64 resets) in 118 ms. (336 steps per ms) remains 129/129 properties
BEST_FIRST walk for 40004 steps (65 resets) in 137 ms. (289 steps per ms) remains 129/129 properties
BEST_FIRST walk for 40004 steps (66 resets) in 221 ms. (180 steps per ms) remains 129/129 properties
BEST_FIRST walk for 40003 steps (68 resets) in 131 ms. (303 steps per ms) remains 129/129 properties
BEST_FIRST walk for 40002 steps (65 resets) in 210 ms. (189 steps per ms) remains 129/129 properties
BEST_FIRST walk for 40001 steps (64 resets) in 119 ms. (333 steps per ms) remains 129/129 properties
BEST_FIRST walk for 40003 steps (71 resets) in 189 ms. (210 steps per ms) remains 129/129 properties
BEST_FIRST walk for 40004 steps (56 resets) in 117 ms. (339 steps per ms) remains 129/129 properties
Interrupted probabilistic random walk after 6284933 steps, run timeout after 36001 ms. (steps per millisecond=174 ) properties seen :0 out of 129
Probabilistic random walk after 6284933 steps, saw 805911 distinct states, run finished after 36001 ms. (steps per millisecond=174 ) properties seen :0
[2024-05-22 08:37:26] [INFO ] Invariant cache hit.
[2024-05-22 08:37:26] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/134 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 1 (OVERLAPS) 10/144 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/144 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 3 (OVERLAPS) 72/216 variables, 30/36 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/216 variables, 0/36 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 5 (OVERLAPS) 46/262 variables, 24/60 constraints. Problems are: Problem set: 0 solved, 129 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/262 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 7 (OVERLAPS) 214/476 variables, 262/322 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/476 variables, 2/324 constraints. Problems are: Problem set: 0 solved, 129 unsolved
[2024-05-22 08:37:30] [INFO ] Deduced a trap composed of 16 places in 65 ms of which 2 ms to minimize.
[2024-05-22 08:37:30] [INFO ] Deduced a trap composed of 19 places in 57 ms of which 1 ms to minimize.
[2024-05-22 08:37:30] [INFO ] Deduced a trap composed of 19 places in 44 ms of which 1 ms to minimize.
[2024-05-22 08:37:30] [INFO ] Deduced a trap composed of 11 places in 66 ms of which 2 ms to minimize.
[2024-05-22 08:37:31] [INFO ] Deduced a trap composed of 15 places in 54 ms of which 1 ms to minimize.
[2024-05-22 08:37:31] [INFO ] Deduced a trap composed of 14 places in 51 ms of which 1 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/476 variables, 6/330 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/476 variables, 0/330 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 11 (OVERLAPS) 10/486 variables, 10/340 constraints. Problems are: Problem set: 0 solved, 129 unsolved
[2024-05-22 08:37:34] [INFO ] Deduced a trap composed of 7 places in 58 ms of which 1 ms to minimize.
[2024-05-22 08:37:34] [INFO ] Deduced a trap composed of 7 places in 37 ms of which 0 ms to minimize.
[2024-05-22 08:37:35] [INFO ] Deduced a trap composed of 13 places in 54 ms of which 1 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/486 variables, 3/343 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/486 variables, 0/343 constraints. Problems are: Problem set: 0 solved, 129 unsolved
[2024-05-22 08:37:38] [INFO ] Deduced a trap composed of 12 places in 55 ms of which 1 ms to minimize.
[2024-05-22 08:37:38] [INFO ] Deduced a trap composed of 17 places in 53 ms of which 1 ms to minimize.
At refinement iteration 14 (OVERLAPS) 0/486 variables, 2/345 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/486 variables, 0/345 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 16 (OVERLAPS) 0/486 variables, 0/345 constraints. Problems are: Problem set: 0 solved, 129 unsolved
No progress, stopping.
After SMT solving in domain Real declared 486/486 variables, and 345 constraints, problems are : Problem set: 0 solved, 129 unsolved in 16263 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 272/272 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 129/129 constraints, Known Traps: 11/11 constraints]
Escalating to Integer solving :Problem set: 0 solved, 129 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/134 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 1 (OVERLAPS) 10/144 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/144 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 3 (OVERLAPS) 72/216 variables, 30/36 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/216 variables, 1/37 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/216 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 6 (OVERLAPS) 46/262 variables, 24/61 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/262 variables, 10/71 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/262 variables, 0/71 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 9 (OVERLAPS) 214/476 variables, 262/333 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/476 variables, 2/335 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/476 variables, 33/368 constraints. Problems are: Problem set: 0 solved, 129 unsolved
[2024-05-22 08:37:48] [INFO ] Deduced a trap composed of 8 places in 46 ms of which 1 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/476 variables, 1/369 constraints. Problems are: Problem set: 0 solved, 129 unsolved
[2024-05-22 08:38:01] [INFO ] Deduced a trap composed of 15 places in 65 ms of which 1 ms to minimize.
At refinement iteration 13 (INCLUDED_ONLY) 0/476 variables, 1/370 constraints. Problems are: Problem set: 0 solved, 129 unsolved
[2024-05-22 08:38:12] [INFO ] Deduced a trap composed of 9 places in 43 ms of which 1 ms to minimize.
[2024-05-22 08:38:12] [INFO ] Deduced a trap composed of 16 places in 45 ms of which 0 ms to minimize.
[2024-05-22 08:38:13] [INFO ] Deduced a trap composed of 15 places in 34 ms of which 1 ms to minimize.
At refinement iteration 14 (INCLUDED_ONLY) 0/476 variables, 3/373 constraints. Problems are: Problem set: 0 solved, 129 unsolved
[2024-05-22 08:38:25] [INFO ] Deduced a trap composed of 20 places in 49 ms of which 2 ms to minimize.
At refinement iteration 15 (INCLUDED_ONLY) 0/476 variables, 1/374 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/476 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 17 (OVERLAPS) 10/486 variables, 10/384 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/486 variables, 96/480 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/486 variables, 0/480 constraints. Problems are: Problem set: 0 solved, 129 unsolved
[2024-05-22 08:39:51] [INFO ] Deduced a trap composed of 11 places in 55 ms of which 1 ms to minimize.
[2024-05-22 08:39:57] [INFO ] Deduced a trap composed of 18 places in 46 ms of which 1 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 486/486 variables, and 482 constraints, problems are : Problem set: 0 solved, 129 unsolved in 135013 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 272/272 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 129/129 constraints, Known Traps: 19/19 constraints]
After SMT, in 151375ms problems are : Problem set: 0 solved, 129 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 134 out of 272 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 272/272 places, 214/214 transitions.
Applied a total of 0 rules in 14 ms. Remains 272 /272 variables (removed 0) and now considering 214/214 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 14 ms. Remains : 272/272 places, 214/214 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 272/272 places, 214/214 transitions.
Applied a total of 0 rules in 8 ms. Remains 272 /272 variables (removed 0) and now considering 214/214 (removed 0) transitions.
[2024-05-22 08:39:58] [INFO ] Invariant cache hit.
[2024-05-22 08:39:58] [INFO ] Implicit Places using invariants in 111 ms returned []
[2024-05-22 08:39:58] [INFO ] Invariant cache hit.
[2024-05-22 08:39:58] [INFO ] State equation strengthened by 2 read => feed constraints.
[2024-05-22 08:39:58] [INFO ] Implicit Places using invariants and state equation in 206 ms returned []
Implicit Place search using SMT with State Equation took 331 ms to find 0 implicit places.
[2024-05-22 08:39:58] [INFO ] Redundant transitions in 6 ms returned []
Running 213 sub problems to find dead transitions.
[2024-05-22 08:39:58] [INFO ] Invariant cache hit.
[2024-05-22 08:39:58] [INFO ] State equation strengthened by 2 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/271 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/271 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 2 (OVERLAPS) 1/272 variables, 36/47 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/272 variables, 13/60 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/272 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 5 (OVERLAPS) 214/486 variables, 272/332 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/486 variables, 2/334 constraints. Problems are: Problem set: 0 solved, 213 unsolved
[2024-05-22 08:40:02] [INFO ] Deduced a trap composed of 13 places in 59 ms of which 1 ms to minimize.
[2024-05-22 08:40:02] [INFO ] Deduced a trap composed of 7 places in 30 ms of which 0 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/486 variables, 2/336 constraints. Problems are: Problem set: 0 solved, 213 unsolved
[2024-05-22 08:40:05] [INFO ] Deduced a trap composed of 13 places in 53 ms of which 1 ms to minimize.
[2024-05-22 08:40:05] [INFO ] Deduced a trap composed of 8 places in 64 ms of which 0 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/486 variables, 2/338 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/486 variables, 0/338 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 10 (OVERLAPS) 0/486 variables, 0/338 constraints. Problems are: Problem set: 0 solved, 213 unsolved
No progress, stopping.
After SMT solving in domain Real declared 486/486 variables, and 338 constraints, problems are : Problem set: 0 solved, 213 unsolved in 13430 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 272/272 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 213/213 constraints, Known Traps: 4/4 constraints]
Escalating to Integer solving :Problem set: 0 solved, 213 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/271 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/271 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 2 (OVERLAPS) 1/272 variables, 36/47 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/272 variables, 13/60 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/272 variables, 4/64 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/272 variables, 0/64 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 6 (OVERLAPS) 214/486 variables, 272/336 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/486 variables, 2/338 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/486 variables, 213/551 constraints. Problems are: Problem set: 0 solved, 213 unsolved
[2024-05-22 08:40:21] [INFO ] Deduced a trap composed of 6 places in 25 ms of which 0 ms to minimize.
[2024-05-22 08:40:22] [INFO ] Deduced a trap composed of 21 places in 39 ms of which 1 ms to minimize.
[2024-05-22 08:40:25] [INFO ] Deduced a trap composed of 18 places in 49 ms of which 1 ms to minimize.
[2024-05-22 08:40:29] [INFO ] Deduced a trap composed of 8 places in 40 ms of which 1 ms to minimize.
[2024-05-22 08:40:30] [INFO ] Deduced a trap composed of 18 places in 51 ms of which 2 ms to minimize.
[2024-05-22 08:40:30] [INFO ] Deduced a trap composed of 17 places in 55 ms of which 1 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/486 variables, 6/557 constraints. Problems are: Problem set: 0 solved, 213 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 486/486 variables, and 557 constraints, problems are : Problem set: 0 solved, 213 unsolved in 30014 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 272/272 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 213/213 constraints, Known Traps: 10/10 constraints]
After SMT, in 43562ms problems are : Problem set: 0 solved, 213 unsolved
Search for dead transitions found 0 dead transitions in 43564ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 43913 ms. Remains : 272/272 places, 214/214 transitions.
RANDOM walk for 400000 steps (5428 resets) in 4044 ms. (98 steps per ms) remains 129/134 properties
Running SMT prover for 129 properties.
[2024-05-22 08:40:43] [INFO ] Invariant cache hit.
[2024-05-22 08:40:43] [INFO ] [Real]Absence check using 36 positive place invariants in 5 ms returned sat
[2024-05-22 08:40:43] [INFO ] [Real]Absence check using 36 positive and 24 generalized place invariants in 15 ms returned sat
[2024-05-22 08:40:43] [INFO ] After 241ms SMT Verify possible using state equation in real domain returned unsat :0 sat :129
[2024-05-22 08:40:43] [INFO ] State equation strengthened by 2 read => feed constraints.
[2024-05-22 08:40:43] [INFO ] After 147ms SMT Verify possible using 2 Read/Feed constraints in real domain returned unsat :0 sat :129
TRAPS : Iteration 0
[2024-05-22 08:40:44] [INFO ] Deduced a trap composed of 14 places in 46 ms of which 1 ms to minimize.
[2024-05-22 08:40:45] [INFO ] Deduced a trap composed of 24 places in 60 ms of which 1 ms to minimize.
TRAPS : Iteration 1
[2024-05-22 08:40:47] [INFO ] After 3593ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :0 real:129
[2024-05-22 08:40:47] [INFO ] After 3967ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:129
[2024-05-22 08:40:47] [INFO ] [Nat]Absence check using 36 positive place invariants in 5 ms returned sat
[2024-05-22 08:40:47] [INFO ] [Nat]Absence check using 36 positive and 24 generalized place invariants in 14 ms returned sat
[2024-05-22 08:40:47] [INFO ] After 231ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :129
[2024-05-22 08:40:47] [INFO ] After 214ms SMT Verify possible using 2 Read/Feed constraints in natural domain returned unsat :0 sat :129
TRAPS : Iteration 0
[2024-05-22 08:40:48] [INFO ] Deduced a trap composed of 9 places in 56 ms of which 2 ms to minimize.
[2024-05-22 08:40:48] [INFO ] Deduced a trap composed of 13 places in 53 ms of which 1 ms to minimize.
[2024-05-22 08:40:48] [INFO ] Deduced a trap composed of 8 places in 29 ms of which 1 ms to minimize.
[2024-05-22 08:40:48] [INFO ] Trap strengthening (SAT) tested/added 4/3 trap constraints in 182 ms
[2024-05-22 08:40:49] [INFO ] Deduced a trap composed of 17 places in 50 ms of which 1 ms to minimize.
[2024-05-22 08:40:49] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 76 ms
TRAPS : Iteration 1
[2024-05-22 08:40:52] [INFO ] After 4837ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :129
[2024-05-22 08:40:52] [INFO ] After 5412ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :129
RANDOM walk for 40000 steps (538 resets) in 133 ms. (298 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (91 resets) in 126 ms. (314 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1572676 steps, run timeout after 3001 ms. (steps per millisecond=524 ) properties seen :0 out of 1
Probabilistic random walk after 1572676 steps, saw 220068 distinct states, run finished after 3001 ms. (steps per millisecond=524 ) properties seen :0
[2024-05-22 08:40:55] [INFO ] Invariant cache hit.
[2024-05-22 08:40:55] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 153/154 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/154 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/214 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/214 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/232 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/232 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 214/446 variables, 232/292 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/446 variables, 2/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/446 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 40/486 variables, 40/334 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/486 variables, 0/334 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/486 variables, 0/334 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 486/486 variables, and 334 constraints, problems are : Problem set: 0 solved, 1 unsolved in 185 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 272/272 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 153/154 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/154 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/214 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/214 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/232 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/232 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 214/446 variables, 232/292 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/446 variables, 2/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/446 variables, 1/295 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/446 variables, 0/295 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 40/486 variables, 40/335 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/486 variables, 0/335 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 0/486 variables, 0/335 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 486/486 variables, and 335 constraints, problems are : Problem set: 0 solved, 1 unsolved in 226 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 272/272 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 418ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 3615 steps, including 7 resets, run visited all 1 properties in 13 ms. (steps per millisecond=278 )
Parikh walk visited 1 properties in 16 ms.
RANDOM walk for 3551 steps (49 resets) in 27 ms. (126 steps per ms) remains 0/1 properties
RANDOM walk for 257 steps (3 resets) in 5 ms. (42 steps per ms) remains 0/1 properties
RANDOM walk for 40000 steps (534 resets) in 246 ms. (161 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (80 resets) in 91 ms. (434 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1719491 steps, run timeout after 3001 ms. (steps per millisecond=572 ) properties seen :0 out of 1
Probabilistic random walk after 1719491 steps, saw 240461 distinct states, run finished after 3001 ms. (steps per millisecond=572 ) properties seen :0
[2024-05-22 08:40:59] [INFO ] Invariant cache hit.
[2024-05-22 08:40:59] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 153/154 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/154 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/214 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/214 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/232 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/232 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 214/446 variables, 232/292 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/446 variables, 2/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/446 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 40/486 variables, 40/334 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/486 variables, 0/334 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/486 variables, 0/334 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 486/486 variables, and 334 constraints, problems are : Problem set: 0 solved, 1 unsolved in 176 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 272/272 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 153/154 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/154 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/214 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/214 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/232 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/232 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 214/446 variables, 232/292 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/446 variables, 2/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/446 variables, 1/295 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:40:59] [INFO ] Deduced a trap composed of 17 places in 52 ms of which 1 ms to minimize.
[2024-05-22 08:40:59] [INFO ] Deduced a trap composed of 18 places in 47 ms of which 2 ms to minimize.
[2024-05-22 08:41:00] [INFO ] Deduced a trap composed of 18 places in 31 ms of which 1 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/446 variables, 3/298 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/446 variables, 0/298 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 40/486 variables, 40/338 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/486 variables, 0/338 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/486 variables, 0/338 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 486/486 variables, and 338 constraints, problems are : Problem set: 0 solved, 1 unsolved in 486 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 272/272 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 3/3 constraints]
After SMT, in 670ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 104270 steps, including 520 resets, run visited all 1 properties in 248 ms. (steps per millisecond=420 )
Parikh walk visited 1 properties in 248 ms.
RANDOM walk for 40000 steps (543 resets) in 206 ms. (193 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (87 resets) in 86 ms. (459 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1548156 steps, run timeout after 3001 ms. (steps per millisecond=515 ) properties seen :0 out of 1
Probabilistic random walk after 1548156 steps, saw 216803 distinct states, run finished after 3001 ms. (steps per millisecond=515 ) properties seen :0
[2024-05-22 08:41:03] [INFO ] Invariant cache hit.
[2024-05-22 08:41:03] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 153/154 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/154 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/214 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/214 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/232 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/232 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 214/446 variables, 232/292 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/446 variables, 2/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/446 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 40/486 variables, 40/334 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/486 variables, 0/334 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/486 variables, 0/334 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 486/486 variables, and 334 constraints, problems are : Problem set: 0 solved, 1 unsolved in 202 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 272/272 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 153/154 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/154 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/214 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:41:03] [INFO ] Deduced a trap composed of 12 places in 49 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/214 variables, 1/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/214 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 18/232 variables, 17/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/232 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 214/446 variables, 232/293 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/446 variables, 2/295 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/446 variables, 1/296 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/446 variables, 0/296 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 40/486 variables, 40/336 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/486 variables, 0/336 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/486 variables, 0/336 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 486/486 variables, and 336 constraints, problems are : Problem set: 0 solved, 1 unsolved in 303 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 272/272 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints]
After SMT, in 510ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 1839 steps, including 1 resets, run visited all 1 properties in 8 ms. (steps per millisecond=229 )
Parikh walk visited 1 properties in 7 ms.
RANDOM walk for 40000 steps (538 resets) in 156 ms. (254 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (85 resets) in 77 ms. (512 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1557310 steps, run timeout after 3001 ms. (steps per millisecond=518 ) properties seen :0 out of 1
Probabilistic random walk after 1557310 steps, saw 218129 distinct states, run finished after 3001 ms. (steps per millisecond=518 ) properties seen :0
[2024-05-22 08:41:07] [INFO ] Invariant cache hit.
[2024-05-22 08:41:07] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 153/154 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/154 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/214 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/214 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/232 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/232 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 214/446 variables, 232/292 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/446 variables, 2/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/446 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 40/486 variables, 40/334 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/486 variables, 0/334 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/486 variables, 0/334 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 486/486 variables, and 334 constraints, problems are : Problem set: 0 solved, 1 unsolved in 223 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 272/272 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 153/154 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/154 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/214 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/214 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/232 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/232 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 214/446 variables, 232/292 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/446 variables, 2/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/446 variables, 1/295 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:41:07] [INFO ] Deduced a trap composed of 19 places in 58 ms of which 1 ms to minimize.
[2024-05-22 08:41:07] [INFO ] Deduced a trap composed of 21 places in 56 ms of which 1 ms to minimize.
[2024-05-22 08:41:07] [INFO ] Deduced a trap composed of 17 places in 55 ms of which 1 ms to minimize.
[2024-05-22 08:41:07] [INFO ] Deduced a trap composed of 23 places in 46 ms of which 1 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/446 variables, 4/299 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/446 variables, 0/299 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 40/486 variables, 40/339 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/486 variables, 0/339 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/486 variables, 0/339 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 486/486 variables, and 339 constraints, problems are : Problem set: 0 solved, 1 unsolved in 484 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 272/272 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 4/4 constraints]
After SMT, in 711ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 1928 steps, including 1 resets, run visited all 1 properties in 6 ms. (steps per millisecond=321 )
Parikh walk visited 1 properties in 6 ms.
RANDOM walk for 40000 steps (536 resets) in 105 ms. (377 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (100 resets) in 48 ms. (816 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1726852 steps, run timeout after 3001 ms. (steps per millisecond=575 ) properties seen :0 out of 1
Probabilistic random walk after 1726852 steps, saw 241368 distinct states, run finished after 3002 ms. (steps per millisecond=575 ) properties seen :0
[2024-05-22 08:41:10] [INFO ] Invariant cache hit.
[2024-05-22 08:41:10] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 153/154 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/154 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/214 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/214 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/232 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/232 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 214/446 variables, 232/292 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/446 variables, 2/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/446 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 40/486 variables, 40/334 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/486 variables, 0/334 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/486 variables, 0/334 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 486/486 variables, and 334 constraints, problems are : Problem set: 0 solved, 1 unsolved in 196 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 272/272 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 153/154 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/154 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/214 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/214 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/232 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/232 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 214/446 variables, 232/292 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/446 variables, 2/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/446 variables, 1/295 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:41:11] [INFO ] Deduced a trap composed of 16 places in 60 ms of which 1 ms to minimize.
[2024-05-22 08:41:11] [INFO ] Deduced a trap composed of 17 places in 55 ms of which 1 ms to minimize.
[2024-05-22 08:41:11] [INFO ] Deduced a trap composed of 23 places in 49 ms of which 1 ms to minimize.
[2024-05-22 08:41:11] [INFO ] Deduced a trap composed of 20 places in 44 ms of which 1 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/446 variables, 4/299 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/446 variables, 0/299 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 40/486 variables, 40/339 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/486 variables, 0/339 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/486 variables, 0/339 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 486/486 variables, and 339 constraints, problems are : Problem set: 0 solved, 1 unsolved in 472 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 272/272 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 4/4 constraints]
After SMT, in 675ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 1822 steps, including 1 resets, run visited all 1 properties in 7 ms. (steps per millisecond=260 )
Parikh walk visited 1 properties in 6 ms.
RANDOM walk for 40000 steps (537 resets) in 126 ms. (314 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (88 resets) in 47 ms. (833 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1543951 steps, run timeout after 3001 ms. (steps per millisecond=514 ) properties seen :0 out of 1
Probabilistic random walk after 1543951 steps, saw 216186 distinct states, run finished after 3001 ms. (steps per millisecond=514 ) properties seen :0
[2024-05-22 08:41:14] [INFO ] Invariant cache hit.
[2024-05-22 08:41:14] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 153/154 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/154 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/214 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/214 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/232 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/232 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 214/446 variables, 232/292 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/446 variables, 2/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/446 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 40/486 variables, 40/334 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/486 variables, 0/334 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/486 variables, 0/334 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 486/486 variables, and 334 constraints, problems are : Problem set: 0 solved, 1 unsolved in 216 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 272/272 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 153/154 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/154 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/214 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:41:14] [INFO ] Deduced a trap composed of 12 places in 46 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/214 variables, 1/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/214 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 18/232 variables, 17/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/232 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 214/446 variables, 232/293 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/446 variables, 2/295 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/446 variables, 1/296 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/446 variables, 0/296 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 40/486 variables, 40/336 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/486 variables, 0/336 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/486 variables, 0/336 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 486/486 variables, and 336 constraints, problems are : Problem set: 0 solved, 1 unsolved in 263 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 272/272 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints]
After SMT, in 484ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 26649 steps, including 34 resets, run visited all 1 properties in 63 ms. (steps per millisecond=423 )
Parikh walk visited 1 properties in 63 ms.
RANDOM walk for 40000 steps (513 resets) in 125 ms. (317 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (88 resets) in 55 ms. (714 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1549217 steps, run timeout after 3001 ms. (steps per millisecond=516 ) properties seen :0 out of 1
Probabilistic random walk after 1549217 steps, saw 216953 distinct states, run finished after 3001 ms. (steps per millisecond=516 ) properties seen :0
[2024-05-22 08:41:18] [INFO ] Invariant cache hit.
[2024-05-22 08:41:18] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 153/154 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/154 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/214 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/214 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/232 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/232 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 214/446 variables, 232/292 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/446 variables, 2/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/446 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 40/486 variables, 40/334 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/486 variables, 0/334 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/486 variables, 0/334 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 486/486 variables, and 334 constraints, problems are : Problem set: 0 solved, 1 unsolved in 196 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 272/272 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 153/154 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/154 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/214 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:41:18] [INFO ] Deduced a trap composed of 12 places in 47 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/214 variables, 1/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/214 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 18/232 variables, 17/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/232 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 214/446 variables, 232/293 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/446 variables, 2/295 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/446 variables, 1/296 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/446 variables, 0/296 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 40/486 variables, 40/336 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/486 variables, 0/336 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/486 variables, 0/336 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 486/486 variables, and 336 constraints, problems are : Problem set: 0 solved, 1 unsolved in 302 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 272/272 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints]
After SMT, in 501ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 66922 steps, including 112 resets, run visited all 1 properties in 147 ms. (steps per millisecond=455 )
Parikh walk visited 1 properties in 147 ms.
RANDOM walk for 40000 steps (541 resets) in 113 ms. (350 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (92 resets) in 48 ms. (816 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1545310 steps, run timeout after 3001 ms. (steps per millisecond=514 ) properties seen :0 out of 1
Probabilistic random walk after 1545310 steps, saw 216403 distinct states, run finished after 3001 ms. (steps per millisecond=514 ) properties seen :0
[2024-05-22 08:41:21] [INFO ] Invariant cache hit.
[2024-05-22 08:41:21] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 153/154 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/154 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/214 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/214 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/232 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/232 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 214/446 variables, 232/292 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/446 variables, 2/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/446 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 40/486 variables, 40/334 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/486 variables, 0/334 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/486 variables, 0/334 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 486/486 variables, and 334 constraints, problems are : Problem set: 0 solved, 1 unsolved in 230 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 272/272 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 153/154 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/154 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/214 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:41:22] [INFO ] Deduced a trap composed of 12 places in 46 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/214 variables, 1/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/214 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 18/232 variables, 17/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/232 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 214/446 variables, 232/293 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/446 variables, 2/295 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/446 variables, 1/296 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/446 variables, 0/296 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 40/486 variables, 40/336 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/486 variables, 0/336 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/486 variables, 0/336 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 486/486 variables, and 336 constraints, problems are : Problem set: 0 solved, 1 unsolved in 246 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 272/272 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints]
After SMT, in 482ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 15282 steps, including 22 resets, run visited all 1 properties in 38 ms. (steps per millisecond=402 )
Parikh walk visited 1 properties in 37 ms.
RANDOM walk for 40000 steps (542 resets) in 119 ms. (333 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (82 resets) in 44 ms. (888 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1574768 steps, run timeout after 3001 ms. (steps per millisecond=524 ) properties seen :0 out of 1
Probabilistic random walk after 1574768 steps, saw 220390 distinct states, run finished after 3001 ms. (steps per millisecond=524 ) properties seen :0
[2024-05-22 08:41:25] [INFO ] Invariant cache hit.
[2024-05-22 08:41:25] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 153/154 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/154 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/214 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/214 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/232 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/232 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 214/446 variables, 232/292 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/446 variables, 2/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/446 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 40/486 variables, 40/334 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/486 variables, 0/334 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/486 variables, 0/334 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 486/486 variables, and 334 constraints, problems are : Problem set: 0 solved, 1 unsolved in 190 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 272/272 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 153/154 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/154 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/214 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/214 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/232 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/232 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 214/446 variables, 232/292 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/446 variables, 2/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/446 variables, 1/295 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:41:25] [INFO ] Deduced a trap composed of 13 places in 62 ms of which 1 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/446 variables, 1/296 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/446 variables, 0/296 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 40/486 variables, 40/336 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/486 variables, 0/336 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/486 variables, 0/336 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 486/486 variables, and 336 constraints, problems are : Problem set: 0 solved, 1 unsolved in 306 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 272/272 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints]
After SMT, in 501ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 1515 steps, including 1 resets, run visited all 1 properties in 5 ms. (steps per millisecond=303 )
Parikh walk visited 1 properties in 5 ms.
RANDOM walk for 40000 steps (554 resets) in 109 ms. (363 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (88 resets) in 62 ms. (634 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1676423 steps, run timeout after 3001 ms. (steps per millisecond=558 ) properties seen :0 out of 1
Probabilistic random walk after 1676423 steps, saw 235138 distinct states, run finished after 3003 ms. (steps per millisecond=558 ) properties seen :0
[2024-05-22 08:41:28] [INFO ] Invariant cache hit.
[2024-05-22 08:41:28] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 153/154 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/154 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/214 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/214 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/232 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/232 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 214/446 variables, 232/292 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/446 variables, 2/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/446 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 40/486 variables, 40/334 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/486 variables, 0/334 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/486 variables, 0/334 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 486/486 variables, and 334 constraints, problems are : Problem set: 0 solved, 1 unsolved in 211 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 272/272 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 153/154 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/154 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/214 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/214 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/232 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/232 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 214/446 variables, 232/292 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/446 variables, 2/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/446 variables, 1/295 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/446 variables, 0/295 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 40/486 variables, 40/335 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/486 variables, 0/335 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 0/486 variables, 0/335 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 486/486 variables, and 335 constraints, problems are : Problem set: 0 solved, 1 unsolved in 241 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 272/272 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 462ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 341 ms.
Support contains 1 out of 272 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 272/272 places, 214/214 transitions.
Partial Free-agglomeration rule applied 1 times.
Drop transitions (Partial Free agglomeration) removed 1 transitions
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 272 transition count 214
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 271 transition count 213
Applied a total of 2 rules in 39 ms. Remains 271 /272 variables (removed 1) and now considering 213/214 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 39 ms. Remains : 271/272 places, 213/214 transitions.
RANDOM walk for 40000 steps (568 resets) in 113 ms. (350 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (96 resets) in 44 ms. (888 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1590322 steps, run timeout after 3001 ms. (steps per millisecond=529 ) properties seen :0 out of 1
Probabilistic random walk after 1590322 steps, saw 222461 distinct states, run finished after 3001 ms. (steps per millisecond=529 ) properties seen :0
// Phase 1: matrix 213 rows 271 cols
[2024-05-22 08:41:32] [INFO ] Computed 60 invariants in 12 ms
[2024-05-22 08:41:32] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 152/153 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/153 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 35/188 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/188 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/213 variables, 17/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/213 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 7/220 variables, 7/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/220 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 170/390 variables, 220/275 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/390 variables, 2/277 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/390 variables, 0/277 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 12/402 variables, 8/285 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/402 variables, 3/288 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/402 variables, 0/288 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 1/403 variables, 1/289 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/403 variables, 1/290 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/403 variables, 0/290 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 42/445 variables, 3/293 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/445 variables, 1/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/445 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 39/484 variables, 39/333 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/484 variables, 0/333 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/484 variables, 0/333 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 484/484 variables, and 333 constraints, problems are : Problem set: 0 solved, 1 unsolved in 207 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 271/271 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 152/153 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/153 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 35/188 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/188 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/213 variables, 17/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/213 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 7/220 variables, 7/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/220 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 170/390 variables, 220/275 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/390 variables, 2/277 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/390 variables, 1/278 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:41:33] [INFO ] Deduced a trap composed of 12 places in 59 ms of which 1 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/390 variables, 1/279 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/390 variables, 0/279 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 12/402 variables, 8/287 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/402 variables, 3/290 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/402 variables, 0/290 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 1/403 variables, 1/291 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/403 variables, 1/292 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/403 variables, 0/292 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 42/445 variables, 3/295 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/445 variables, 1/296 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/445 variables, 0/296 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 39/484 variables, 39/335 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/484 variables, 0/335 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 0/484 variables, 0/335 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 484/484 variables, and 335 constraints, problems are : Problem set: 0 solved, 1 unsolved in 362 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 271/271 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints]
After SMT, in 603ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 322 ms.
Support contains 1 out of 271 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 271/271 places, 213/213 transitions.
Applied a total of 0 rules in 11 ms. Remains 271 /271 variables (removed 0) and now considering 213/213 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 12 ms. Remains : 271/271 places, 213/213 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 271/271 places, 213/213 transitions.
Applied a total of 0 rules in 8 ms. Remains 271 /271 variables (removed 0) and now considering 213/213 (removed 0) transitions.
[2024-05-22 08:41:33] [INFO ] Invariant cache hit.
[2024-05-22 08:41:33] [INFO ] Implicit Places using invariants in 148 ms returned []
[2024-05-22 08:41:33] [INFO ] Invariant cache hit.
[2024-05-22 08:41:34] [INFO ] State equation strengthened by 2 read => feed constraints.
[2024-05-22 08:41:34] [INFO ] Implicit Places using invariants and state equation in 343 ms returned []
Implicit Place search using SMT with State Equation took 494 ms to find 0 implicit places.
[2024-05-22 08:41:34] [INFO ] Redundant transitions in 7 ms returned []
Running 210 sub problems to find dead transitions.
[2024-05-22 08:41:34] [INFO ] Invariant cache hit.
[2024-05-22 08:41:34] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/268 variables, 36/36 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/268 variables, 17/53 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/268 variables, 0/53 constraints. Problems are: Problem set: 0 solved, 210 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 2/270 variables, 7/60 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/270 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 5 (OVERLAPS) 213/483 variables, 270/330 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/483 variables, 2/332 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/483 variables, 0/332 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 8 (OVERLAPS) 1/484 variables, 1/333 constraints. Problems are: Problem set: 0 solved, 210 unsolved
[2024-05-22 08:41:40] [INFO ] Deduced a trap composed of 6 places in 40 ms of which 0 ms to minimize.
[2024-05-22 08:41:40] [INFO ] Deduced a trap composed of 12 places in 42 ms of which 1 ms to minimize.
[2024-05-22 08:41:41] [INFO ] Deduced a trap composed of 6 places in 47 ms of which 1 ms to minimize.
[2024-05-22 08:41:41] [INFO ] Deduced a trap composed of 10 places in 57 ms of which 1 ms to minimize.
[2024-05-22 08:41:41] [INFO ] Deduced a trap composed of 40 places in 37 ms of which 0 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/484 variables, 5/338 constraints. Problems are: Problem set: 0 solved, 210 unsolved
[2024-05-22 08:41:43] [INFO ] Deduced a trap composed of 12 places in 59 ms of which 1 ms to minimize.
[2024-05-22 08:41:44] [INFO ] Deduced a trap composed of 9 places in 81 ms of which 2 ms to minimize.
[2024-05-22 08:41:44] [INFO ] Deduced a trap composed of 7 places in 77 ms of which 1 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/484 variables, 3/341 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/484 variables, 0/341 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 12 (OVERLAPS) 0/484 variables, 0/341 constraints. Problems are: Problem set: 0 solved, 210 unsolved
No progress, stopping.
After SMT solving in domain Real declared 484/484 variables, and 341 constraints, problems are : Problem set: 0 solved, 210 unsolved in 15034 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 271/271 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 210/210 constraints, Known Traps: 8/8 constraints]
Escalating to Integer solving :Problem set: 0 solved, 210 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/268 variables, 36/36 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/268 variables, 17/53 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/268 variables, 8/61 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/268 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 4 (OVERLAPS) 2/270 variables, 7/68 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/270 variables, 0/68 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 6 (OVERLAPS) 213/483 variables, 270/338 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/483 variables, 2/340 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/483 variables, 210/550 constraints. Problems are: Problem set: 0 solved, 210 unsolved
[2024-05-22 08:42:00] [INFO ] Deduced a trap composed of 16 places in 68 ms of which 2 ms to minimize.
[2024-05-22 08:42:03] [INFO ] Deduced a trap composed of 7 places in 76 ms of which 1 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/483 variables, 2/552 constraints. Problems are: Problem set: 0 solved, 210 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 483/484 variables, and 552 constraints, problems are : Problem set: 0 solved, 210 unsolved in 30022 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 270/271 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 210/210 constraints, Known Traps: 10/10 constraints]
After SMT, in 45173ms problems are : Problem set: 0 solved, 210 unsolved
Search for dead transitions found 0 dead transitions in 45175ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 45694 ms. Remains : 271/271 places, 213/213 transitions.
Attempting over-approximation, by ignoring read arcs.
Partial Free-agglomeration rule applied 1 times.
Drop transitions (Partial Free agglomeration) removed 1 transitions
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 271 transition count 213
Applied a total of 1 rules in 14 ms. Remains 271 /271 variables (removed 0) and now considering 213/213 (removed 0) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 213 rows 271 cols
[2024-05-22 08:42:19] [INFO ] Computed 60 invariants in 8 ms
[2024-05-22 08:42:19] [INFO ] [Real]Absence check using 36 positive place invariants in 4 ms returned sat
[2024-05-22 08:42:19] [INFO ] [Real]Absence check using 36 positive and 24 generalized place invariants in 14 ms returned sat
[2024-05-22 08:42:19] [INFO ] After 71ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 08:42:19] [INFO ] [Nat]Absence check using 36 positive place invariants in 4 ms returned sat
[2024-05-22 08:42:19] [INFO ] [Nat]Absence check using 36 positive and 24 generalized place invariants in 16 ms returned sat
[2024-05-22 08:42:19] [INFO ] After 96ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2024-05-22 08:42:19] [INFO ] After 118ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2024-05-22 08:42:19] [INFO ] After 198ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Over-approximation ignoring read arcs solved 0 properties in 298 ms.
RANDOM walk for 40000 steps (535 resets) in 111 ms. (357 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (86 resets) in 46 ms. (851 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1614415 steps, run timeout after 3001 ms. (steps per millisecond=537 ) properties seen :0 out of 1
Probabilistic random walk after 1614415 steps, saw 226387 distinct states, run finished after 3001 ms. (steps per millisecond=537 ) properties seen :0
// Phase 1: matrix 214 rows 272 cols
[2024-05-22 08:42:22] [INFO ] Computed 60 invariants in 4 ms
[2024-05-22 08:42:22] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 153/154 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/154 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/214 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/214 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/232 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/232 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 214/446 variables, 232/292 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/446 variables, 2/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/446 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 40/486 variables, 40/334 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/486 variables, 0/334 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/486 variables, 0/334 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 486/486 variables, and 334 constraints, problems are : Problem set: 0 solved, 1 unsolved in 238 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 272/272 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 153/154 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/154 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/214 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:42:23] [INFO ] Deduced a trap composed of 8 places in 46 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/214 variables, 1/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/214 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 18/232 variables, 17/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/232 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 214/446 variables, 232/293 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/446 variables, 2/295 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/446 variables, 1/296 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:42:23] [INFO ] Deduced a trap composed of 17 places in 46 ms of which 1 ms to minimize.
[2024-05-22 08:42:23] [INFO ] Deduced a trap composed of 19 places in 40 ms of which 1 ms to minimize.
[2024-05-22 08:42:23] [INFO ] Deduced a trap composed of 18 places in 33 ms of which 1 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/446 variables, 3/299 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/446 variables, 0/299 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 40/486 variables, 40/339 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/486 variables, 0/339 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/486 variables, 0/339 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 486/486 variables, and 339 constraints, problems are : Problem set: 0 solved, 1 unsolved in 418 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 272/272 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 4/4 constraints]
After SMT, in 665ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 143612 steps, including 577 resets, run visited all 1 properties in 321 ms. (steps per millisecond=447 )
Parikh walk visited 1 properties in 320 ms.
RANDOM walk for 40000 steps (531 resets) in 119 ms. (333 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (82 resets) in 51 ms. (769 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1629871 steps, run timeout after 3001 ms. (steps per millisecond=543 ) properties seen :0 out of 1
Probabilistic random walk after 1629871 steps, saw 228737 distinct states, run finished after 3001 ms. (steps per millisecond=543 ) properties seen :0
[2024-05-22 08:42:26] [INFO ] Invariant cache hit.
[2024-05-22 08:42:26] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 153/154 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/154 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/214 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/214 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/232 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/232 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 214/446 variables, 232/292 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/446 variables, 2/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/446 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 40/486 variables, 40/334 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/486 variables, 0/334 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/486 variables, 0/334 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 486/486 variables, and 334 constraints, problems are : Problem set: 0 solved, 1 unsolved in 200 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 272/272 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 153/154 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/154 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/214 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:42:27] [INFO ] Deduced a trap composed of 12 places in 53 ms of which 1 ms to minimize.
[2024-05-22 08:42:27] [INFO ] Deduced a trap composed of 7 places in 30 ms of which 0 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/214 variables, 2/45 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/214 variables, 0/45 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 18/232 variables, 17/62 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/232 variables, 0/62 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 214/446 variables, 232/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/446 variables, 2/296 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/446 variables, 1/297 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:42:27] [INFO ] Deduced a trap composed of 13 places in 61 ms of which 2 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/446 variables, 1/298 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/446 variables, 0/298 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 40/486 variables, 40/338 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/486 variables, 0/338 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/486 variables, 0/338 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 486/486 variables, and 338 constraints, problems are : Problem set: 0 solved, 1 unsolved in 399 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 272/272 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 3/3 constraints]
After SMT, in 604ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 1436 steps, including 1 resets, run visited all 1 properties in 5 ms. (steps per millisecond=287 )
Parikh walk visited 1 properties in 4 ms.
RANDOM walk for 40000 steps (533 resets) in 110 ms. (360 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (84 resets) in 44 ms. (888 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1683941 steps, run timeout after 3001 ms. (steps per millisecond=561 ) properties seen :0 out of 1
Probabilistic random walk after 1683941 steps, saw 236144 distinct states, run finished after 3001 ms. (steps per millisecond=561 ) properties seen :0
[2024-05-22 08:42:30] [INFO ] Invariant cache hit.
[2024-05-22 08:42:30] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 153/154 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/154 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/214 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/214 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/232 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/232 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 214/446 variables, 232/292 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/446 variables, 2/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/446 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 40/486 variables, 40/334 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/486 variables, 0/334 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/486 variables, 0/334 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 486/486 variables, and 334 constraints, problems are : Problem set: 0 solved, 1 unsolved in 198 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 272/272 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 153/154 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/154 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/214 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/214 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/232 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/232 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 214/446 variables, 232/292 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/446 variables, 2/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/446 variables, 1/295 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:42:31] [INFO ] Deduced a trap composed of 11 places in 63 ms of which 2 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/446 variables, 1/296 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/446 variables, 0/296 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 40/486 variables, 40/336 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/486 variables, 0/336 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/486 variables, 0/336 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 486/486 variables, and 336 constraints, problems are : Problem set: 0 solved, 1 unsolved in 333 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 272/272 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints]
After SMT, in 535ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 311 ms.
Support contains 1 out of 272 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 272/272 places, 214/214 transitions.
Partial Free-agglomeration rule applied 1 times.
Drop transitions (Partial Free agglomeration) removed 1 transitions
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 272 transition count 214
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 271 transition count 213
Applied a total of 2 rules in 20 ms. Remains 271 /272 variables (removed 1) and now considering 213/214 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 20 ms. Remains : 271/272 places, 213/214 transitions.
RANDOM walk for 40000 steps (550 resets) in 102 ms. (388 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (96 resets) in 45 ms. (869 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1628384 steps, run timeout after 3001 ms. (steps per millisecond=542 ) properties seen :0 out of 1
Probabilistic random walk after 1628384 steps, saw 228491 distinct states, run finished after 3001 ms. (steps per millisecond=542 ) properties seen :0
// Phase 1: matrix 213 rows 271 cols
[2024-05-22 08:42:34] [INFO ] Computed 60 invariants in 10 ms
[2024-05-22 08:42:34] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 152/153 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/153 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 35/188 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/188 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/213 variables, 17/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/213 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 7/220 variables, 7/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/220 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 170/390 variables, 220/275 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/390 variables, 2/277 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/390 variables, 0/277 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 12/402 variables, 8/285 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/402 variables, 3/288 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/402 variables, 0/288 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 1/403 variables, 1/289 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/403 variables, 1/290 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/403 variables, 0/290 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 42/445 variables, 3/293 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/445 variables, 1/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/445 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 39/484 variables, 39/333 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/484 variables, 0/333 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/484 variables, 0/333 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 484/484 variables, and 333 constraints, problems are : Problem set: 0 solved, 1 unsolved in 207 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 271/271 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 152/153 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/153 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 35/188 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:42:34] [INFO ] Deduced a trap composed of 9 places in 45 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/188 variables, 1/32 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/188 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 25/213 variables, 17/49 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/213 variables, 0/49 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 7/220 variables, 7/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/220 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 170/390 variables, 220/276 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/390 variables, 2/278 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/390 variables, 1/279 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:42:35] [INFO ] Deduced a trap composed of 11 places in 50 ms of which 1 ms to minimize.
At refinement iteration 13 (INCLUDED_ONLY) 0/390 variables, 1/280 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/390 variables, 0/280 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 12/402 variables, 8/288 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/402 variables, 3/291 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/402 variables, 0/291 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 1/403 variables, 1/292 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/403 variables, 1/293 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:42:35] [INFO ] Deduced a trap composed of 15 places in 52 ms of which 1 ms to minimize.
[2024-05-22 08:42:35] [INFO ] Deduced a trap composed of 17 places in 48 ms of which 1 ms to minimize.
[2024-05-22 08:42:35] [INFO ] Deduced a trap composed of 17 places in 50 ms of which 1 ms to minimize.
At refinement iteration 20 (INCLUDED_ONLY) 0/403 variables, 3/296 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/403 variables, 0/296 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (OVERLAPS) 42/445 variables, 3/299 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/445 variables, 1/300 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/445 variables, 0/300 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 39/484 variables, 39/339 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/484 variables, 0/339 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 27 (OVERLAPS) 0/484 variables, 0/339 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 484/484 variables, and 339 constraints, problems are : Problem set: 0 solved, 1 unsolved in 628 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 271/271 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 5/5 constraints]
After SMT, in 857ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 293 ms.
Support contains 1 out of 271 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 271/271 places, 213/213 transitions.
Applied a total of 0 rules in 6 ms. Remains 271 /271 variables (removed 0) and now considering 213/213 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 6 ms. Remains : 271/271 places, 213/213 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 271/271 places, 213/213 transitions.
Applied a total of 0 rules in 6 ms. Remains 271 /271 variables (removed 0) and now considering 213/213 (removed 0) transitions.
[2024-05-22 08:42:35] [INFO ] Invariant cache hit.
[2024-05-22 08:42:35] [INFO ] Implicit Places using invariants in 153 ms returned []
[2024-05-22 08:42:35] [INFO ] Invariant cache hit.
[2024-05-22 08:42:35] [INFO ] State equation strengthened by 2 read => feed constraints.
[2024-05-22 08:42:36] [INFO ] Implicit Places using invariants and state equation in 337 ms returned []
Implicit Place search using SMT with State Equation took 492 ms to find 0 implicit places.
[2024-05-22 08:42:36] [INFO ] Redundant transitions in 4 ms returned []
Running 210 sub problems to find dead transitions.
[2024-05-22 08:42:36] [INFO ] Invariant cache hit.
[2024-05-22 08:42:36] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/268 variables, 36/36 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/268 variables, 17/53 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/268 variables, 0/53 constraints. Problems are: Problem set: 0 solved, 210 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 2/270 variables, 7/60 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/270 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 5 (OVERLAPS) 213/483 variables, 270/330 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/483 variables, 2/332 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/483 variables, 0/332 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 8 (OVERLAPS) 1/484 variables, 1/333 constraints. Problems are: Problem set: 0 solved, 210 unsolved
[2024-05-22 08:42:42] [INFO ] Deduced a trap composed of 6 places in 37 ms of which 1 ms to minimize.
[2024-05-22 08:42:42] [INFO ] Deduced a trap composed of 12 places in 41 ms of which 1 ms to minimize.
[2024-05-22 08:42:43] [INFO ] Deduced a trap composed of 6 places in 39 ms of which 1 ms to minimize.
[2024-05-22 08:42:43] [INFO ] Deduced a trap composed of 10 places in 48 ms of which 2 ms to minimize.
[2024-05-22 08:42:43] [INFO ] Deduced a trap composed of 40 places in 30 ms of which 1 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/484 variables, 5/338 constraints. Problems are: Problem set: 0 solved, 210 unsolved
[2024-05-22 08:42:45] [INFO ] Deduced a trap composed of 12 places in 48 ms of which 2 ms to minimize.
[2024-05-22 08:42:45] [INFO ] Deduced a trap composed of 9 places in 84 ms of which 2 ms to minimize.
[2024-05-22 08:42:46] [INFO ] Deduced a trap composed of 7 places in 54 ms of which 1 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/484 variables, 3/341 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/484 variables, 0/341 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 12 (OVERLAPS) 0/484 variables, 0/341 constraints. Problems are: Problem set: 0 solved, 210 unsolved
No progress, stopping.
After SMT solving in domain Real declared 484/484 variables, and 341 constraints, problems are : Problem set: 0 solved, 210 unsolved in 14637 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 271/271 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 210/210 constraints, Known Traps: 8/8 constraints]
Escalating to Integer solving :Problem set: 0 solved, 210 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/268 variables, 36/36 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/268 variables, 17/53 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/268 variables, 8/61 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/268 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 4 (OVERLAPS) 2/270 variables, 7/68 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/270 variables, 0/68 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 6 (OVERLAPS) 213/483 variables, 270/338 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/483 variables, 2/340 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/483 variables, 210/550 constraints. Problems are: Problem set: 0 solved, 210 unsolved
[2024-05-22 08:43:01] [INFO ] Deduced a trap composed of 16 places in 67 ms of which 1 ms to minimize.
[2024-05-22 08:43:04] [INFO ] Deduced a trap composed of 7 places in 78 ms of which 1 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/483 variables, 2/552 constraints. Problems are: Problem set: 0 solved, 210 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 483/484 variables, and 552 constraints, problems are : Problem set: 0 solved, 210 unsolved in 30015 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 270/271 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 210/210 constraints, Known Traps: 10/10 constraints]
After SMT, in 44775ms problems are : Problem set: 0 solved, 210 unsolved
Search for dead transitions found 0 dead transitions in 44778ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 45290 ms. Remains : 271/271 places, 213/213 transitions.
Attempting over-approximation, by ignoring read arcs.
Partial Free-agglomeration rule applied 1 times.
Drop transitions (Partial Free agglomeration) removed 1 transitions
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 271 transition count 213
Applied a total of 1 rules in 12 ms. Remains 271 /271 variables (removed 0) and now considering 213/213 (removed 0) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 213 rows 271 cols
[2024-05-22 08:43:20] [INFO ] Computed 60 invariants in 4 ms
[2024-05-22 08:43:21] [INFO ] [Real]Absence check using 36 positive place invariants in 5 ms returned sat
[2024-05-22 08:43:21] [INFO ] [Real]Absence check using 36 positive and 24 generalized place invariants in 15 ms returned sat
[2024-05-22 08:43:21] [INFO ] After 78ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 08:43:21] [INFO ] [Nat]Absence check using 36 positive place invariants in 4 ms returned sat
[2024-05-22 08:43:21] [INFO ] [Nat]Absence check using 36 positive and 24 generalized place invariants in 14 ms returned sat
[2024-05-22 08:43:21] [INFO ] After 128ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2024-05-22 08:43:21] [INFO ] Deduced a trap composed of 12 places in 65 ms of which 1 ms to minimize.
[2024-05-22 08:43:21] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 93 ms
TRAPS : Iteration 1
[2024-05-22 08:43:21] [INFO ] After 250ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2024-05-22 08:43:21] [INFO ] After 339ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Over-approximation ignoring read arcs solved 0 properties in 439 ms.
RANDOM walk for 40000 steps (529 resets) in 111 ms. (357 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (87 resets) in 45 ms. (869 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1528082 steps, run timeout after 3001 ms. (steps per millisecond=509 ) properties seen :0 out of 1
Probabilistic random walk after 1528082 steps, saw 213770 distinct states, run finished after 3001 ms. (steps per millisecond=509 ) properties seen :0
// Phase 1: matrix 214 rows 272 cols
[2024-05-22 08:43:24] [INFO ] Computed 60 invariants in 7 ms
[2024-05-22 08:43:24] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 153/154 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/154 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/214 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/214 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/232 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/232 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 214/446 variables, 232/292 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/446 variables, 2/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/446 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 40/486 variables, 40/334 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/486 variables, 0/334 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/486 variables, 0/334 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 486/486 variables, and 334 constraints, problems are : Problem set: 0 solved, 1 unsolved in 186 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 272/272 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 153/154 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/154 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/214 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:43:24] [INFO ] Deduced a trap composed of 10 places in 47 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/214 variables, 1/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/214 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 18/232 variables, 17/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/232 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 214/446 variables, 232/293 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/446 variables, 2/295 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/446 variables, 1/296 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:43:24] [INFO ] Deduced a trap composed of 16 places in 58 ms of which 1 ms to minimize.
[2024-05-22 08:43:24] [INFO ] Deduced a trap composed of 12 places in 49 ms of which 1 ms to minimize.
[2024-05-22 08:43:25] [INFO ] Deduced a trap composed of 17 places in 55 ms of which 1 ms to minimize.
[2024-05-22 08:43:25] [INFO ] Deduced a trap composed of 20 places in 44 ms of which 0 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/446 variables, 4/300 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/446 variables, 0/300 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 40/486 variables, 40/340 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/486 variables, 0/340 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/486 variables, 0/340 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 486/486 variables, and 340 constraints, problems are : Problem set: 0 solved, 1 unsolved in 501 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 272/272 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 5/5 constraints]
After SMT, in 701ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 1359 steps, including 1 resets, run visited all 1 properties in 5 ms. (steps per millisecond=271 )
Parikh walk visited 1 properties in 5 ms.
RANDOM walk for 40000 steps (545 resets) in 109 ms. (363 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (90 resets) in 42 ms. (930 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1587745 steps, run timeout after 3001 ms. (steps per millisecond=529 ) properties seen :0 out of 1
Probabilistic random walk after 1587745 steps, saw 222045 distinct states, run finished after 3001 ms. (steps per millisecond=529 ) properties seen :0
[2024-05-22 08:43:28] [INFO ] Invariant cache hit.
[2024-05-22 08:43:28] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 153/154 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/154 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/214 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/214 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/232 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/232 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 214/446 variables, 232/292 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/446 variables, 2/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:43:28] [INFO ] Deduced a trap composed of 16 places in 47 ms of which 1 ms to minimize.
[2024-05-22 08:43:28] [INFO ] Deduced a trap composed of 18 places in 42 ms of which 1 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/446 variables, 2/296 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/446 variables, 0/296 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 40/486 variables, 40/336 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:43:28] [INFO ] Deduced a trap composed of 6 places in 54 ms of which 1 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/486 variables, 1/337 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/486 variables, 0/337 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/486 variables, 0/337 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 486/486 variables, and 337 constraints, problems are : Problem set: 0 solved, 1 unsolved in 372 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 272/272 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 3/3 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 153/154 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/154 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/214 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:43:28] [INFO ] Deduced a trap composed of 12 places in 50 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/214 variables, 1/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/214 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 18/232 variables, 17/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/232 variables, 3/64 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/232 variables, 0/64 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 214/446 variables, 232/296 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/446 variables, 2/298 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/446 variables, 1/299 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/446 variables, 0/299 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 40/486 variables, 40/339 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/486 variables, 0/339 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/486 variables, 0/339 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 486/486 variables, and 339 constraints, problems are : Problem set: 0 solved, 1 unsolved in 262 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 272/272 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 4/4 constraints]
After SMT, in 641ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 1371 steps, including 1 resets, run visited all 1 properties in 6 ms. (steps per millisecond=228 )
Parikh walk visited 1 properties in 6 ms.
RANDOM walk for 40000 steps (532 resets) in 117 ms. (338 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (98 resets) in 43 ms. (909 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1590851 steps, run timeout after 3001 ms. (steps per millisecond=530 ) properties seen :0 out of 1
Probabilistic random walk after 1590851 steps, saw 222568 distinct states, run finished after 3002 ms. (steps per millisecond=529 ) properties seen :0
[2024-05-22 08:43:31] [INFO ] Invariant cache hit.
[2024-05-22 08:43:31] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 153/154 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/154 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/214 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/214 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/232 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/232 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 214/446 variables, 232/292 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/446 variables, 2/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/446 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 40/486 variables, 40/334 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/486 variables, 0/334 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/486 variables, 0/334 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 486/486 variables, and 334 constraints, problems are : Problem set: 0 solved, 1 unsolved in 206 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 272/272 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 153/154 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/154 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/214 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/214 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/232 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/232 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 214/446 variables, 232/292 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/446 variables, 2/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/446 variables, 1/295 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:43:32] [INFO ] Deduced a trap composed of 17 places in 60 ms of which 1 ms to minimize.
[2024-05-22 08:43:32] [INFO ] Deduced a trap composed of 18 places in 55 ms of which 1 ms to minimize.
[2024-05-22 08:43:32] [INFO ] Deduced a trap composed of 18 places in 42 ms of which 1 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/446 variables, 3/298 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/446 variables, 0/298 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 40/486 variables, 40/338 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/486 variables, 0/338 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/486 variables, 0/338 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 486/486 variables, and 338 constraints, problems are : Problem set: 0 solved, 1 unsolved in 441 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 272/272 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 3/3 constraints]
After SMT, in 655ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 264 ms.
Support contains 1 out of 272 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 272/272 places, 214/214 transitions.
Partial Free-agglomeration rule applied 1 times.
Drop transitions (Partial Free agglomeration) removed 1 transitions
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 272 transition count 214
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 271 transition count 213
Applied a total of 2 rules in 16 ms. Remains 271 /272 variables (removed 1) and now considering 213/214 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 17 ms. Remains : 271/272 places, 213/214 transitions.
RANDOM walk for 40000 steps (545 resets) in 106 ms. (373 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (91 resets) in 51 ms. (769 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1621653 steps, run timeout after 3001 ms. (steps per millisecond=540 ) properties seen :0 out of 1
Probabilistic random walk after 1621653 steps, saw 227515 distinct states, run finished after 3001 ms. (steps per millisecond=540 ) properties seen :0
// Phase 1: matrix 213 rows 271 cols
[2024-05-22 08:43:35] [INFO ] Computed 60 invariants in 7 ms
[2024-05-22 08:43:35] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 152/153 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/153 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 35/188 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/188 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/213 variables, 17/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/213 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 7/220 variables, 7/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/220 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 170/390 variables, 220/275 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/390 variables, 2/277 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/390 variables, 0/277 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 12/402 variables, 8/285 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/402 variables, 3/288 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/402 variables, 0/288 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 1/403 variables, 1/289 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/403 variables, 1/290 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/403 variables, 0/290 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 42/445 variables, 3/293 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/445 variables, 1/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/445 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 39/484 variables, 39/333 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/484 variables, 0/333 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/484 variables, 0/333 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 484/484 variables, and 333 constraints, problems are : Problem set: 0 solved, 1 unsolved in 237 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 271/271 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 152/153 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/153 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 35/188 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:43:36] [INFO ] Deduced a trap composed of 9 places in 49 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/188 variables, 1/32 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/188 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 25/213 variables, 17/49 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/213 variables, 0/49 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 7/220 variables, 7/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/220 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 170/390 variables, 220/276 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/390 variables, 2/278 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/390 variables, 1/279 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/390 variables, 0/279 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 12/402 variables, 8/287 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/402 variables, 3/290 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/402 variables, 0/290 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 1/403 variables, 1/291 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/403 variables, 1/292 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/403 variables, 0/292 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 42/445 variables, 3/295 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/445 variables, 1/296 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/445 variables, 0/296 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 39/484 variables, 39/335 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:43:36] [INFO ] Deduced a trap composed of 6 places in 50 ms of which 1 ms to minimize.
At refinement iteration 24 (INCLUDED_ONLY) 0/484 variables, 1/336 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/484 variables, 0/336 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (OVERLAPS) 0/484 variables, 0/336 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 484/484 variables, and 336 constraints, problems are : Problem set: 0 solved, 1 unsolved in 362 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 271/271 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 2/2 constraints]
After SMT, in 610ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 209 ms.
Support contains 1 out of 271 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 271/271 places, 213/213 transitions.
Applied a total of 0 rules in 5 ms. Remains 271 /271 variables (removed 0) and now considering 213/213 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5 ms. Remains : 271/271 places, 213/213 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 271/271 places, 213/213 transitions.
Applied a total of 0 rules in 5 ms. Remains 271 /271 variables (removed 0) and now considering 213/213 (removed 0) transitions.
[2024-05-22 08:43:36] [INFO ] Invariant cache hit.
[2024-05-22 08:43:36] [INFO ] Implicit Places using invariants in 159 ms returned []
[2024-05-22 08:43:36] [INFO ] Invariant cache hit.
[2024-05-22 08:43:36] [INFO ] State equation strengthened by 2 read => feed constraints.
[2024-05-22 08:43:37] [INFO ] Implicit Places using invariants and state equation in 318 ms returned []
Implicit Place search using SMT with State Equation took 479 ms to find 0 implicit places.
[2024-05-22 08:43:37] [INFO ] Redundant transitions in 4 ms returned []
Running 210 sub problems to find dead transitions.
[2024-05-22 08:43:37] [INFO ] Invariant cache hit.
[2024-05-22 08:43:37] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/268 variables, 36/36 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/268 variables, 17/53 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/268 variables, 0/53 constraints. Problems are: Problem set: 0 solved, 210 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 2/270 variables, 7/60 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/270 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 5 (OVERLAPS) 213/483 variables, 270/330 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/483 variables, 2/332 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/483 variables, 0/332 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 8 (OVERLAPS) 1/484 variables, 1/333 constraints. Problems are: Problem set: 0 solved, 210 unsolved
[2024-05-22 08:43:43] [INFO ] Deduced a trap composed of 6 places in 45 ms of which 0 ms to minimize.
[2024-05-22 08:43:43] [INFO ] Deduced a trap composed of 12 places in 45 ms of which 2 ms to minimize.
[2024-05-22 08:43:44] [INFO ] Deduced a trap composed of 6 places in 55 ms of which 0 ms to minimize.
[2024-05-22 08:43:44] [INFO ] Deduced a trap composed of 10 places in 63 ms of which 1 ms to minimize.
[2024-05-22 08:43:44] [INFO ] Deduced a trap composed of 40 places in 31 ms of which 1 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/484 variables, 5/338 constraints. Problems are: Problem set: 0 solved, 210 unsolved
[2024-05-22 08:43:46] [INFO ] Deduced a trap composed of 12 places in 52 ms of which 1 ms to minimize.
[2024-05-22 08:43:47] [INFO ] Deduced a trap composed of 9 places in 74 ms of which 2 ms to minimize.
[2024-05-22 08:43:47] [INFO ] Deduced a trap composed of 7 places in 63 ms of which 1 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/484 variables, 3/341 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/484 variables, 0/341 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 12 (OVERLAPS) 0/484 variables, 0/341 constraints. Problems are: Problem set: 0 solved, 210 unsolved
No progress, stopping.
After SMT solving in domain Real declared 484/484 variables, and 341 constraints, problems are : Problem set: 0 solved, 210 unsolved in 15013 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 271/271 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 210/210 constraints, Known Traps: 8/8 constraints]
Escalating to Integer solving :Problem set: 0 solved, 210 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/268 variables, 36/36 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/268 variables, 17/53 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/268 variables, 8/61 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/268 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 4 (OVERLAPS) 2/270 variables, 7/68 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/270 variables, 0/68 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 6 (OVERLAPS) 213/483 variables, 270/338 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/483 variables, 2/340 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/483 variables, 210/550 constraints. Problems are: Problem set: 0 solved, 210 unsolved
[2024-05-22 08:44:03] [INFO ] Deduced a trap composed of 16 places in 63 ms of which 2 ms to minimize.
[2024-05-22 08:44:06] [INFO ] Deduced a trap composed of 7 places in 72 ms of which 2 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/483 variables, 2/552 constraints. Problems are: Problem set: 0 solved, 210 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 483/484 variables, and 552 constraints, problems are : Problem set: 0 solved, 210 unsolved in 30015 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 270/271 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 210/210 constraints, Known Traps: 10/10 constraints]
After SMT, in 45148ms problems are : Problem set: 0 solved, 210 unsolved
Search for dead transitions found 0 dead transitions in 45153ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 45651 ms. Remains : 271/271 places, 213/213 transitions.
Attempting over-approximation, by ignoring read arcs.
Partial Free-agglomeration rule applied 1 times.
Drop transitions (Partial Free agglomeration) removed 1 transitions
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 271 transition count 213
Applied a total of 1 rules in 15 ms. Remains 271 /271 variables (removed 0) and now considering 213/213 (removed 0) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 213 rows 271 cols
[2024-05-22 08:44:22] [INFO ] Computed 60 invariants in 3 ms
[2024-05-22 08:44:22] [INFO ] [Real]Absence check using 36 positive place invariants in 5 ms returned sat
[2024-05-22 08:44:22] [INFO ] [Real]Absence check using 36 positive and 24 generalized place invariants in 13 ms returned sat
[2024-05-22 08:44:22] [INFO ] After 72ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 08:44:22] [INFO ] [Nat]Absence check using 36 positive place invariants in 4 ms returned sat
[2024-05-22 08:44:22] [INFO ] [Nat]Absence check using 36 positive and 24 generalized place invariants in 14 ms returned sat
[2024-05-22 08:44:22] [INFO ] After 137ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2024-05-22 08:44:22] [INFO ] After 154ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2024-05-22 08:44:22] [INFO ] After 248ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Over-approximation ignoring read arcs solved 0 properties in 342 ms.
RANDOM walk for 40000 steps (551 resets) in 132 ms. (300 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (93 resets) in 70 ms. (563 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1599237 steps, run timeout after 3001 ms. (steps per millisecond=532 ) properties seen :0 out of 1
Probabilistic random walk after 1599237 steps, saw 224059 distinct states, run finished after 3001 ms. (steps per millisecond=532 ) properties seen :0
// Phase 1: matrix 214 rows 272 cols
[2024-05-22 08:44:25] [INFO ] Computed 60 invariants in 7 ms
[2024-05-22 08:44:25] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 153/154 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/154 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/214 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/214 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/232 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/232 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 214/446 variables, 232/292 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/446 variables, 2/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/446 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 40/486 variables, 40/334 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/486 variables, 0/334 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/486 variables, 0/334 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 486/486 variables, and 334 constraints, problems are : Problem set: 0 solved, 1 unsolved in 203 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 272/272 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 153/154 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/154 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/214 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:44:26] [INFO ] Deduced a trap composed of 8 places in 51 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/214 variables, 1/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/214 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 18/232 variables, 17/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/232 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 214/446 variables, 232/293 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/446 variables, 2/295 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/446 variables, 1/296 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:44:26] [INFO ] Deduced a trap composed of 19 places in 55 ms of which 2 ms to minimize.
[2024-05-22 08:44:26] [INFO ] Deduced a trap composed of 22 places in 62 ms of which 1 ms to minimize.
[2024-05-22 08:44:26] [INFO ] Deduced a trap composed of 20 places in 52 ms of which 0 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/446 variables, 3/299 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/446 variables, 0/299 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 40/486 variables, 40/339 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/486 variables, 0/339 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/486 variables, 0/339 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 486/486 variables, and 339 constraints, problems are : Problem set: 0 solved, 1 unsolved in 477 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 272/272 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 4/4 constraints]
After SMT, in 709ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 281 ms.
Support contains 1 out of 272 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 272/272 places, 214/214 transitions.
Partial Free-agglomeration rule applied 1 times.
Drop transitions (Partial Free agglomeration) removed 1 transitions
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 272 transition count 214
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 271 transition count 213
Applied a total of 2 rules in 14 ms. Remains 271 /272 variables (removed 1) and now considering 213/214 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 14 ms. Remains : 271/272 places, 213/214 transitions.
RANDOM walk for 40000 steps (530 resets) in 158 ms. (251 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (86 resets) in 56 ms. (701 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1631576 steps, run timeout after 3001 ms. (steps per millisecond=543 ) properties seen :0 out of 1
Probabilistic random walk after 1631576 steps, saw 228978 distinct states, run finished after 3002 ms. (steps per millisecond=543 ) properties seen :0
// Phase 1: matrix 213 rows 271 cols
[2024-05-22 08:44:29] [INFO ] Computed 60 invariants in 6 ms
[2024-05-22 08:44:29] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 152/153 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/153 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 35/188 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/188 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/213 variables, 17/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/213 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 7/220 variables, 7/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/220 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 170/390 variables, 220/275 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/390 variables, 2/277 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/390 variables, 0/277 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 12/402 variables, 8/285 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/402 variables, 3/288 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/402 variables, 0/288 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 1/403 variables, 1/289 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/403 variables, 1/290 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/403 variables, 0/290 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 42/445 variables, 3/293 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/445 variables, 1/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/445 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 39/484 variables, 39/333 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/484 variables, 0/333 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/484 variables, 0/333 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 484/484 variables, and 333 constraints, problems are : Problem set: 0 solved, 1 unsolved in 219 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 271/271 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 152/153 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/153 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 35/188 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:44:30] [INFO ] Deduced a trap composed of 9 places in 64 ms of which 0 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/188 variables, 1/32 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/188 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 25/213 variables, 17/49 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/213 variables, 0/49 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 7/220 variables, 7/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/220 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 170/390 variables, 220/276 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/390 variables, 2/278 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/390 variables, 1/279 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:44:30] [INFO ] Deduced a trap composed of 12 places in 78 ms of which 0 ms to minimize.
At refinement iteration 13 (INCLUDED_ONLY) 0/390 variables, 1/280 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/390 variables, 0/280 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 12/402 variables, 8/288 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/402 variables, 3/291 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/402 variables, 0/291 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 1/403 variables, 1/292 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/403 variables, 1/293 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/403 variables, 0/293 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 42/445 variables, 3/296 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/445 variables, 1/297 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/445 variables, 0/297 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (OVERLAPS) 39/484 variables, 39/336 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/484 variables, 0/336 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (OVERLAPS) 0/484 variables, 0/336 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 484/484 variables, and 336 constraints, problems are : Problem set: 0 solved, 1 unsolved in 425 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 271/271 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 2/2 constraints]
After SMT, in 674ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 1128 steps, including 1 resets, run visited all 1 properties in 3 ms. (steps per millisecond=376 )
Parikh walk visited 1 properties in 2 ms.
RANDOM walk for 40000 steps (537 resets) in 155 ms. (256 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (82 resets) in 51 ms. (769 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1659084 steps, run timeout after 3001 ms. (steps per millisecond=552 ) properties seen :0 out of 1
Probabilistic random walk after 1659084 steps, saw 232777 distinct states, run finished after 3002 ms. (steps per millisecond=552 ) properties seen :0
// Phase 1: matrix 214 rows 272 cols
[2024-05-22 08:44:33] [INFO ] Computed 60 invariants in 6 ms
[2024-05-22 08:44:33] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 153/154 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/154 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/214 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/214 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/232 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/232 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 214/446 variables, 232/292 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/446 variables, 2/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/446 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 40/486 variables, 40/334 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/486 variables, 0/334 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/486 variables, 0/334 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 486/486 variables, and 334 constraints, problems are : Problem set: 0 solved, 1 unsolved in 191 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 272/272 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 153/154 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/154 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/214 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:44:33] [INFO ] Deduced a trap composed of 8 places in 57 ms of which 1 ms to minimize.
[2024-05-22 08:44:33] [INFO ] Deduced a trap composed of 7 places in 41 ms of which 0 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/214 variables, 2/45 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/214 variables, 0/45 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 18/232 variables, 17/62 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/232 variables, 0/62 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 214/446 variables, 232/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/446 variables, 2/296 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/446 variables, 1/297 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:44:34] [INFO ] Deduced a trap composed of 17 places in 54 ms of which 1 ms to minimize.
[2024-05-22 08:44:34] [INFO ] Deduced a trap composed of 18 places in 68 ms of which 1 ms to minimize.
[2024-05-22 08:44:34] [INFO ] Deduced a trap composed of 18 places in 36 ms of which 0 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/446 variables, 3/300 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/446 variables, 0/300 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 40/486 variables, 40/340 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/486 variables, 0/340 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/486 variables, 0/340 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 486/486 variables, and 340 constraints, problems are : Problem set: 0 solved, 1 unsolved in 555 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 272/272 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 5/5 constraints]
After SMT, in 774ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 259 ms.
Support contains 1 out of 272 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 272/272 places, 214/214 transitions.
Partial Free-agglomeration rule applied 1 times.
Drop transitions (Partial Free agglomeration) removed 1 transitions
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 272 transition count 214
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 271 transition count 213
Applied a total of 2 rules in 23 ms. Remains 271 /272 variables (removed 1) and now considering 213/214 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 24 ms. Remains : 271/272 places, 213/214 transitions.
RANDOM walk for 40000 steps (539 resets) in 114 ms. (347 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40002 steps (94 resets) in 45 ms. (869 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1640403 steps, run timeout after 3001 ms. (steps per millisecond=546 ) properties seen :0 out of 1
Probabilistic random walk after 1640403 steps, saw 230098 distinct states, run finished after 3005 ms. (steps per millisecond=545 ) properties seen :0
// Phase 1: matrix 213 rows 271 cols
[2024-05-22 08:44:37] [INFO ] Computed 60 invariants in 2 ms
[2024-05-22 08:44:37] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 152/153 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/153 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 35/188 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/188 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/213 variables, 17/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/213 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 7/220 variables, 7/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/220 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 170/390 variables, 220/275 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/390 variables, 2/277 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/390 variables, 0/277 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 12/402 variables, 8/285 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/402 variables, 3/288 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/402 variables, 0/288 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 1/403 variables, 1/289 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/403 variables, 1/290 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/403 variables, 0/290 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 42/445 variables, 3/293 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/445 variables, 1/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/445 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 39/484 variables, 39/333 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/484 variables, 0/333 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/484 variables, 0/333 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 484/484 variables, and 333 constraints, problems are : Problem set: 0 solved, 1 unsolved in 225 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 271/271 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 152/153 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/153 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 35/188 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:44:38] [INFO ] Deduced a trap composed of 9 places in 47 ms of which 0 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/188 variables, 1/32 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/188 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 25/213 variables, 17/49 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/213 variables, 0/49 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 7/220 variables, 7/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/220 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 170/390 variables, 220/276 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/390 variables, 2/278 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/390 variables, 1/279 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:44:38] [INFO ] Deduced a trap composed of 11 places in 48 ms of which 1 ms to minimize.
At refinement iteration 13 (INCLUDED_ONLY) 0/390 variables, 1/280 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/390 variables, 0/280 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 12/402 variables, 8/288 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/402 variables, 3/291 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/402 variables, 0/291 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 1/403 variables, 1/292 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/403 variables, 1/293 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/403 variables, 0/293 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 42/445 variables, 3/296 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/445 variables, 1/297 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/445 variables, 0/297 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (OVERLAPS) 39/484 variables, 39/336 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/484 variables, 0/336 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (OVERLAPS) 0/484 variables, 0/336 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 484/484 variables, and 336 constraints, problems are : Problem set: 0 solved, 1 unsolved in 478 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 271/271 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 2/2 constraints]
After SMT, in 710ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 1133 steps, including 1 resets, run visited all 1 properties in 5 ms. (steps per millisecond=226 )
Parikh walk visited 1 properties in 5 ms.
RANDOM walk for 40000 steps (516 resets) in 122 ms. (325 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40002 steps (88 resets) in 49 ms. (800 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1616366 steps, run timeout after 3001 ms. (steps per millisecond=538 ) properties seen :0 out of 1
Probabilistic random walk after 1616366 steps, saw 226678 distinct states, run finished after 3003 ms. (steps per millisecond=538 ) properties seen :0
// Phase 1: matrix 214 rows 272 cols
[2024-05-22 08:44:41] [INFO ] Computed 60 invariants in 8 ms
[2024-05-22 08:44:41] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 153/154 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/154 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/214 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/214 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/232 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/232 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 214/446 variables, 232/292 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/446 variables, 2/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:44:41] [INFO ] Deduced a trap composed of 16 places in 57 ms of which 2 ms to minimize.
[2024-05-22 08:44:41] [INFO ] Deduced a trap composed of 17 places in 53 ms of which 1 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/446 variables, 2/296 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/446 variables, 0/296 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 40/486 variables, 40/336 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/486 variables, 0/336 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 0/486 variables, 0/336 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 486/486 variables, and 336 constraints, problems are : Problem set: 0 solved, 1 unsolved in 351 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 272/272 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 2/2 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 153/154 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/154 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/214 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:44:41] [INFO ] Deduced a trap composed of 10 places in 46 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/214 variables, 1/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/214 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 18/232 variables, 17/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/232 variables, 2/63 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/232 variables, 0/63 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 214/446 variables, 232/295 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/446 variables, 2/297 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/446 variables, 1/298 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:44:42] [INFO ] Deduced a trap composed of 19 places in 34 ms of which 0 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/446 variables, 1/299 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/446 variables, 0/299 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 40/486 variables, 40/339 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/486 variables, 0/339 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 0/486 variables, 0/339 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 486/486 variables, and 339 constraints, problems are : Problem set: 0 solved, 1 unsolved in 333 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 272/272 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 4/4 constraints]
After SMT, in 699ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 245 ms.
Support contains 1 out of 272 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 272/272 places, 214/214 transitions.
Partial Free-agglomeration rule applied 1 times.
Drop transitions (Partial Free agglomeration) removed 1 transitions
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 272 transition count 214
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 271 transition count 213
Applied a total of 2 rules in 30 ms. Remains 271 /272 variables (removed 1) and now considering 213/214 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 31 ms. Remains : 271/272 places, 213/214 transitions.
RANDOM walk for 40000 steps (541 resets) in 130 ms. (305 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (93 resets) in 54 ms. (727 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1604422 steps, run timeout after 3001 ms. (steps per millisecond=534 ) properties seen :0 out of 1
Probabilistic random walk after 1604422 steps, saw 224855 distinct states, run finished after 3002 ms. (steps per millisecond=534 ) properties seen :0
// Phase 1: matrix 213 rows 271 cols
[2024-05-22 08:44:45] [INFO ] Computed 60 invariants in 8 ms
[2024-05-22 08:44:45] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 152/153 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/153 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 35/188 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/188 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/213 variables, 17/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/213 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 7/220 variables, 7/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/220 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 170/390 variables, 220/275 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/390 variables, 2/277 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/390 variables, 0/277 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 12/402 variables, 8/285 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/402 variables, 3/288 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/402 variables, 0/288 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 1/403 variables, 1/289 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/403 variables, 1/290 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/403 variables, 0/290 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 42/445 variables, 3/293 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/445 variables, 1/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/445 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 39/484 variables, 39/333 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/484 variables, 0/333 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/484 variables, 0/333 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 484/484 variables, and 333 constraints, problems are : Problem set: 0 solved, 1 unsolved in 223 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 271/271 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 152/153 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/153 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 35/188 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/188 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/213 variables, 17/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/213 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 7/220 variables, 7/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/220 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 170/390 variables, 220/275 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/390 variables, 2/277 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/390 variables, 1/278 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:44:45] [INFO ] Deduced a trap composed of 12 places in 50 ms of which 1 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/390 variables, 1/279 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/390 variables, 0/279 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 12/402 variables, 8/287 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/402 variables, 3/290 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/402 variables, 0/290 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 1/403 variables, 1/291 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/403 variables, 1/292 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/403 variables, 0/292 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 42/445 variables, 3/295 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/445 variables, 1/296 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/445 variables, 0/296 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 39/484 variables, 39/335 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/484 variables, 0/335 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 0/484 variables, 0/335 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 484/484 variables, and 335 constraints, problems are : Problem set: 0 solved, 1 unsolved in 337 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 271/271 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints]
After SMT, in 577ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 31786 steps, including 61 resets, run visited all 1 properties in 71 ms. (steps per millisecond=447 )
Parikh walk visited 1 properties in 70 ms.
RANDOM walk for 40000 steps (514 resets) in 120 ms. (330 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (94 resets) in 46 ms. (851 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1575198 steps, run timeout after 3001 ms. (steps per millisecond=524 ) properties seen :0 out of 1
Probabilistic random walk after 1575198 steps, saw 220454 distinct states, run finished after 3001 ms. (steps per millisecond=524 ) properties seen :0
// Phase 1: matrix 214 rows 272 cols
[2024-05-22 08:44:49] [INFO ] Computed 60 invariants in 7 ms
[2024-05-22 08:44:49] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 153/154 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/154 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/214 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/214 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/232 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/232 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 214/446 variables, 232/292 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/446 variables, 2/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/446 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 40/486 variables, 40/334 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/486 variables, 0/334 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/486 variables, 0/334 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 486/486 variables, and 334 constraints, problems are : Problem set: 0 solved, 1 unsolved in 206 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 272/272 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 153/154 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/154 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/214 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:44:49] [INFO ] Deduced a trap composed of 10 places in 51 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/214 variables, 1/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/214 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 18/232 variables, 17/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/232 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 214/446 variables, 232/293 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/446 variables, 2/295 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/446 variables, 1/296 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:44:49] [INFO ] Deduced a trap composed of 12 places in 63 ms of which 1 ms to minimize.
[2024-05-22 08:44:49] [INFO ] Deduced a trap composed of 16 places in 53 ms of which 2 ms to minimize.
[2024-05-22 08:44:49] [INFO ] Deduced a trap composed of 18 places in 58 ms of which 1 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/446 variables, 3/299 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/446 variables, 0/299 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 40/486 variables, 40/339 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:44:49] [INFO ] Deduced a trap composed of 6 places in 67 ms of which 1 ms to minimize.
At refinement iteration 14 (INCLUDED_ONLY) 0/486 variables, 1/340 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/486 variables, 0/340 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 0/486 variables, 0/340 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 486/486 variables, and 340 constraints, problems are : Problem set: 0 solved, 1 unsolved in 589 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 272/272 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 5/5 constraints]
After SMT, in 808ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 223 ms.
Support contains 1 out of 272 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 272/272 places, 214/214 transitions.
Partial Free-agglomeration rule applied 1 times.
Drop transitions (Partial Free agglomeration) removed 1 transitions
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 272 transition count 214
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 271 transition count 213
Applied a total of 2 rules in 16 ms. Remains 271 /272 variables (removed 1) and now considering 213/214 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 16 ms. Remains : 271/272 places, 213/214 transitions.
RANDOM walk for 40000 steps (529 resets) in 136 ms. (291 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (86 resets) in 51 ms. (769 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1626469 steps, run timeout after 3001 ms. (steps per millisecond=541 ) properties seen :0 out of 1
Probabilistic random walk after 1626469 steps, saw 228228 distinct states, run finished after 3001 ms. (steps per millisecond=541 ) properties seen :0
// Phase 1: matrix 213 rows 271 cols
[2024-05-22 08:44:53] [INFO ] Computed 60 invariants in 7 ms
[2024-05-22 08:44:53] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 152/153 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/153 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 35/188 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/188 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/213 variables, 17/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/213 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 7/220 variables, 7/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/220 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 170/390 variables, 220/275 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/390 variables, 2/277 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:44:53] [INFO ] Deduced a trap composed of 11 places in 66 ms of which 5 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/390 variables, 1/278 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/390 variables, 0/278 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 12/402 variables, 8/286 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/402 variables, 3/289 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/402 variables, 0/289 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 1/403 variables, 1/290 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/403 variables, 1/291 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/403 variables, 0/291 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 42/445 variables, 3/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/445 variables, 1/295 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/445 variables, 0/295 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (OVERLAPS) 39/484 variables, 39/334 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:44:53] [INFO ] Deduced a trap composed of 6 places in 39 ms of which 1 ms to minimize.
At refinement iteration 23 (INCLUDED_ONLY) 0/484 variables, 1/335 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/484 variables, 0/335 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 0/484 variables, 0/335 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 484/484 variables, and 335 constraints, problems are : Problem set: 0 solved, 1 unsolved in 339 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 271/271 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 2/2 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 152/153 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/153 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 35/188 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:44:53] [INFO ] Deduced a trap composed of 9 places in 49 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/188 variables, 1/32 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/188 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 25/213 variables, 17/49 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/213 variables, 1/50 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/213 variables, 0/50 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 7/220 variables, 7/57 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/220 variables, 0/57 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 170/390 variables, 220/277 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/390 variables, 2/279 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/390 variables, 1/280 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/390 variables, 0/280 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 12/402 variables, 8/288 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/402 variables, 3/291 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/402 variables, 1/292 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/402 variables, 0/292 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 1/403 variables, 1/293 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/403 variables, 1/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/403 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (OVERLAPS) 42/445 variables, 3/297 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/445 variables, 1/298 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/445 variables, 0/298 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 39/484 variables, 39/337 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/484 variables, 0/337 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 27 (OVERLAPS) 0/484 variables, 0/337 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 484/484 variables, and 337 constraints, problems are : Problem set: 0 solved, 1 unsolved in 331 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 271/271 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 3/3 constraints]
After SMT, in 680ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 1043 steps, including 1 resets, run visited all 1 properties in 5 ms. (steps per millisecond=208 )
Parikh walk visited 1 properties in 4 ms.
RANDOM walk for 40000 steps (524 resets) in 109 ms. (363 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40002 steps (92 resets) in 53 ms. (740 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1631725 steps, run timeout after 3001 ms. (steps per millisecond=543 ) properties seen :0 out of 1
Probabilistic random walk after 1631725 steps, saw 228997 distinct states, run finished after 3001 ms. (steps per millisecond=543 ) properties seen :0
// Phase 1: matrix 214 rows 272 cols
[2024-05-22 08:44:57] [INFO ] Computed 60 invariants in 6 ms
[2024-05-22 08:44:57] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 153/154 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/154 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/214 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/214 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/232 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/232 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 214/446 variables, 232/292 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/446 variables, 2/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:44:57] [INFO ] Deduced a trap composed of 16 places in 52 ms of which 1 ms to minimize.
[2024-05-22 08:44:57] [INFO ] Deduced a trap composed of 17 places in 54 ms of which 1 ms to minimize.
[2024-05-22 08:44:57] [INFO ] Deduced a trap composed of 18 places in 36 ms of which 1 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/446 variables, 3/297 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/446 variables, 0/297 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 40/486 variables, 40/337 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:44:57] [INFO ] Deduced a trap composed of 6 places in 52 ms of which 1 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/486 variables, 1/338 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/486 variables, 0/338 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/486 variables, 0/338 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 486/486 variables, and 338 constraints, problems are : Problem set: 0 solved, 1 unsolved in 412 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 272/272 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 4/4 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 153/154 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/154 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/214 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/214 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/232 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/232 variables, 4/64 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/232 variables, 0/64 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 214/446 variables, 232/296 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/446 variables, 2/298 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/446 variables, 1/299 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/446 variables, 0/299 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 40/486 variables, 40/339 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/486 variables, 0/339 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/486 variables, 0/339 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 486/486 variables, and 339 constraints, problems are : Problem set: 0 solved, 1 unsolved in 254 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 272/272 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 4/4 constraints]
After SMT, in 675ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 996 steps, including 1 resets, run visited all 1 properties in 4 ms. (steps per millisecond=249 )
Parikh walk visited 1 properties in 4 ms.
RANDOM walk for 40000 steps (534 resets) in 113 ms. (350 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (91 resets) in 47 ms. (833 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1626462 steps, run timeout after 3001 ms. (steps per millisecond=541 ) properties seen :0 out of 1
Probabilistic random walk after 1626462 steps, saw 228229 distinct states, run finished after 3001 ms. (steps per millisecond=541 ) properties seen :0
[2024-05-22 08:45:00] [INFO ] Invariant cache hit.
[2024-05-22 08:45:00] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 153/154 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/154 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/214 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/214 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/232 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/232 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 214/446 variables, 232/292 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/446 variables, 2/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:45:00] [INFO ] Deduced a trap composed of 12 places in 55 ms of which 1 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/446 variables, 1/295 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/446 variables, 0/295 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 40/486 variables, 40/335 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/486 variables, 0/335 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 0/486 variables, 0/335 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 486/486 variables, and 335 constraints, problems are : Problem set: 0 solved, 1 unsolved in 275 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 272/272 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 153/154 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/154 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/214 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/214 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/232 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/232 variables, 1/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/232 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 214/446 variables, 232/293 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/446 variables, 2/295 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/446 variables, 1/296 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:45:01] [INFO ] Deduced a trap composed of 17 places in 58 ms of which 1 ms to minimize.
[2024-05-22 08:45:01] [INFO ] Deduced a trap composed of 18 places in 57 ms of which 2 ms to minimize.
[2024-05-22 08:45:01] [INFO ] Deduced a trap composed of 17 places in 50 ms of which 1 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/446 variables, 3/299 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/446 variables, 0/299 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 40/486 variables, 40/339 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/486 variables, 0/339 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/486 variables, 0/339 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 486/486 variables, and 339 constraints, problems are : Problem set: 0 solved, 1 unsolved in 397 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 272/272 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 4/4 constraints]
After SMT, in 677ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 48088 steps, including 193 resets, run visited all 1 properties in 113 ms. (steps per millisecond=425 )
Parikh walk visited 1 properties in 114 ms.
RANDOM walk for 40000 steps (540 resets) in 117 ms. (338 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40002 steps (91 resets) in 48 ms. (816 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1622401 steps, run timeout after 3001 ms. (steps per millisecond=540 ) properties seen :0 out of 1
Probabilistic random walk after 1622401 steps, saw 227652 distinct states, run finished after 3001 ms. (steps per millisecond=540 ) properties seen :0
[2024-05-22 08:45:04] [INFO ] Invariant cache hit.
[2024-05-22 08:45:04] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 153/154 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/154 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/214 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/214 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/232 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/232 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 214/446 variables, 232/292 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/446 variables, 2/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/446 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 40/486 variables, 40/334 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/486 variables, 0/334 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/486 variables, 0/334 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 486/486 variables, and 334 constraints, problems are : Problem set: 0 solved, 1 unsolved in 183 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 272/272 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 153/154 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/154 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/214 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/214 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/232 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/232 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 214/446 variables, 232/292 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/446 variables, 2/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/446 variables, 1/295 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:45:05] [INFO ] Deduced a trap composed of 13 places in 58 ms of which 1 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/446 variables, 1/296 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/446 variables, 0/296 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 40/486 variables, 40/336 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/486 variables, 0/336 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/486 variables, 0/336 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 486/486 variables, and 336 constraints, problems are : Problem set: 0 solved, 1 unsolved in 289 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 272/272 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints]
After SMT, in 478ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 924 steps, including 1 resets, run visited all 1 properties in 5 ms. (steps per millisecond=184 )
Parikh walk visited 1 properties in 4 ms.
RANDOM walk for 40000 steps (521 resets) in 112 ms. (353 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (86 resets) in 46 ms. (851 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1639181 steps, run timeout after 3001 ms. (steps per millisecond=546 ) properties seen :0 out of 1
Probabilistic random walk after 1639181 steps, saw 229949 distinct states, run finished after 3001 ms. (steps per millisecond=546 ) properties seen :0
[2024-05-22 08:45:08] [INFO ] Invariant cache hit.
[2024-05-22 08:45:08] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 153/154 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/154 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/214 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/214 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/232 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/232 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 214/446 variables, 232/292 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/446 variables, 2/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/446 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 40/486 variables, 40/334 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/486 variables, 0/334 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/486 variables, 0/334 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 486/486 variables, and 334 constraints, problems are : Problem set: 0 solved, 1 unsolved in 170 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 272/272 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 153/154 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/154 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/214 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/214 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/232 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/232 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 214/446 variables, 232/292 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/446 variables, 2/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/446 variables, 1/295 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:45:08] [INFO ] Deduced a trap composed of 18 places in 58 ms of which 1 ms to minimize.
[2024-05-22 08:45:08] [INFO ] Deduced a trap composed of 20 places in 61 ms of which 1 ms to minimize.
[2024-05-22 08:45:08] [INFO ] Deduced a trap composed of 18 places in 46 ms of which 1 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/446 variables, 3/298 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/446 variables, 0/298 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 40/486 variables, 40/338 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/486 variables, 0/338 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/486 variables, 0/338 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 486/486 variables, and 338 constraints, problems are : Problem set: 0 solved, 1 unsolved in 433 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 272/272 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 3/3 constraints]
After SMT, in 608ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 184 ms.
Support contains 1 out of 272 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 272/272 places, 214/214 transitions.
Partial Free-agglomeration rule applied 1 times.
Drop transitions (Partial Free agglomeration) removed 1 transitions
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 272 transition count 214
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 271 transition count 213
Applied a total of 2 rules in 22 ms. Remains 271 /272 variables (removed 1) and now considering 213/214 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 22 ms. Remains : 271/272 places, 213/214 transitions.
RANDOM walk for 40000 steps (549 resets) in 139 ms. (285 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (86 resets) in 51 ms. (769 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1626829 steps, run timeout after 3001 ms. (steps per millisecond=542 ) properties seen :0 out of 1
Probabilistic random walk after 1626829 steps, saw 228286 distinct states, run finished after 3001 ms. (steps per millisecond=542 ) properties seen :0
// Phase 1: matrix 213 rows 271 cols
[2024-05-22 08:45:12] [INFO ] Computed 60 invariants in 4 ms
[2024-05-22 08:45:12] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 152/153 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/153 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 35/188 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/188 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/213 variables, 17/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/213 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 7/220 variables, 7/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/220 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 170/390 variables, 220/275 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/390 variables, 2/277 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/390 variables, 0/277 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 12/402 variables, 8/285 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/402 variables, 3/288 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/402 variables, 0/288 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 1/403 variables, 1/289 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/403 variables, 1/290 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/403 variables, 0/290 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 42/445 variables, 3/293 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/445 variables, 1/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/445 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 39/484 variables, 39/333 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/484 variables, 0/333 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/484 variables, 0/333 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 484/484 variables, and 333 constraints, problems are : Problem set: 0 solved, 1 unsolved in 194 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 271/271 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 152/153 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/153 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 35/188 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:45:12] [INFO ] Deduced a trap composed of 9 places in 50 ms of which 2 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/188 variables, 1/32 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/188 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 25/213 variables, 17/49 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/213 variables, 0/49 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 7/220 variables, 7/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/220 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 170/390 variables, 220/276 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/390 variables, 2/278 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/390 variables, 1/279 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/390 variables, 0/279 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 12/402 variables, 8/287 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/402 variables, 3/290 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/402 variables, 0/290 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 1/403 variables, 1/291 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/403 variables, 1/292 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/403 variables, 0/292 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 42/445 variables, 3/295 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/445 variables, 1/296 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/445 variables, 0/296 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 39/484 variables, 39/335 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/484 variables, 0/335 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 0/484 variables, 0/335 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 484/484 variables, and 335 constraints, problems are : Problem set: 0 solved, 1 unsolved in 287 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 271/271 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints]
After SMT, in 489ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 17372 steps, including 40 resets, run visited all 1 properties in 40 ms. (steps per millisecond=434 )
Parikh walk visited 1 properties in 39 ms.
RANDOM walk for 40000 steps (539 resets) in 116 ms. (341 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (93 resets) in 48 ms. (816 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1691675 steps, run timeout after 3001 ms. (steps per millisecond=563 ) properties seen :0 out of 1
Probabilistic random walk after 1691675 steps, saw 237188 distinct states, run finished after 3001 ms. (steps per millisecond=563 ) properties seen :0
// Phase 1: matrix 214 rows 272 cols
[2024-05-22 08:45:15] [INFO ] Computed 60 invariants in 6 ms
[2024-05-22 08:45:15] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 153/154 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/154 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/214 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/214 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/232 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/232 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 214/446 variables, 232/292 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/446 variables, 2/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/446 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 40/486 variables, 40/334 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/486 variables, 0/334 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/486 variables, 0/334 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 486/486 variables, and 334 constraints, problems are : Problem set: 0 solved, 1 unsolved in 196 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 272/272 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 153/154 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/154 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/214 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:45:15] [INFO ] Deduced a trap composed of 10 places in 41 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/214 variables, 1/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/214 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 18/232 variables, 17/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/232 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 214/446 variables, 232/293 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/446 variables, 2/295 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/446 variables, 1/296 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:45:16] [INFO ] Deduced a trap composed of 12 places in 58 ms of which 1 ms to minimize.
[2024-05-22 08:45:16] [INFO ] Deduced a trap composed of 19 places in 57 ms of which 2 ms to minimize.
[2024-05-22 08:45:16] [INFO ] Deduced a trap composed of 22 places in 47 ms of which 1 ms to minimize.
[2024-05-22 08:45:16] [INFO ] Deduced a trap composed of 20 places in 42 ms of which 1 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/446 variables, 4/300 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/446 variables, 0/300 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 40/486 variables, 40/340 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/486 variables, 0/340 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/486 variables, 0/340 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 486/486 variables, and 340 constraints, problems are : Problem set: 0 solved, 1 unsolved in 538 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 272/272 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 5/5 constraints]
After SMT, in 744ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 8237 steps, including 35 resets, run visited all 1 properties in 21 ms. (steps per millisecond=392 )
Parikh walk visited 1 properties in 21 ms.
RANDOM walk for 40000 steps (536 resets) in 109 ms. (363 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (92 resets) in 46 ms. (851 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1643645 steps, run timeout after 3001 ms. (steps per millisecond=547 ) properties seen :0 out of 1
Probabilistic random walk after 1643645 steps, saw 230575 distinct states, run finished after 3001 ms. (steps per millisecond=547 ) properties seen :0
[2024-05-22 08:45:19] [INFO ] Invariant cache hit.
[2024-05-22 08:45:19] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 153/154 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/154 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/214 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/214 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/232 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/232 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 214/446 variables, 232/292 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/446 variables, 2/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/446 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 40/486 variables, 40/334 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/486 variables, 0/334 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/486 variables, 0/334 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 486/486 variables, and 334 constraints, problems are : Problem set: 0 solved, 1 unsolved in 197 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 272/272 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 153/154 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/154 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/214 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/214 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/232 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/232 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 214/446 variables, 232/292 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/446 variables, 2/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/446 variables, 1/295 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:45:19] [INFO ] Deduced a trap composed of 17 places in 59 ms of which 1 ms to minimize.
[2024-05-22 08:45:19] [INFO ] Deduced a trap composed of 17 places in 54 ms of which 1 ms to minimize.
[2024-05-22 08:45:19] [INFO ] Deduced a trap composed of 18 places in 39 ms of which 1 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/446 variables, 3/298 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/446 variables, 0/298 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 40/486 variables, 40/338 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/486 variables, 0/338 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/486 variables, 0/338 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 486/486 variables, and 338 constraints, problems are : Problem set: 0 solved, 1 unsolved in 407 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 272/272 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 3/3 constraints]
After SMT, in 608ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 170 ms.
Support contains 1 out of 272 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 272/272 places, 214/214 transitions.
Partial Free-agglomeration rule applied 1 times.
Drop transitions (Partial Free agglomeration) removed 1 transitions
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 272 transition count 214
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 271 transition count 213
Applied a total of 2 rules in 12 ms. Remains 271 /272 variables (removed 1) and now considering 213/214 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 12 ms. Remains : 271/272 places, 213/214 transitions.
RANDOM walk for 40000 steps (540 resets) in 104 ms. (380 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (89 resets) in 58 ms. (678 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1632092 steps, run timeout after 3001 ms. (steps per millisecond=543 ) properties seen :0 out of 1
Probabilistic random walk after 1632092 steps, saw 229043 distinct states, run finished after 3001 ms. (steps per millisecond=543 ) properties seen :0
// Phase 1: matrix 213 rows 271 cols
[2024-05-22 08:45:23] [INFO ] Computed 60 invariants in 7 ms
[2024-05-22 08:45:23] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 152/153 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/153 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 35/188 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/188 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/213 variables, 17/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/213 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 7/220 variables, 7/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/220 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 170/390 variables, 220/275 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/390 variables, 2/277 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/390 variables, 0/277 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 12/402 variables, 8/285 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/402 variables, 3/288 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/402 variables, 0/288 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 1/403 variables, 1/289 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/403 variables, 1/290 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/403 variables, 0/290 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 42/445 variables, 3/293 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/445 variables, 1/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/445 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 39/484 variables, 39/333 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/484 variables, 0/333 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/484 variables, 0/333 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 484/484 variables, and 333 constraints, problems are : Problem set: 0 solved, 1 unsolved in 209 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 271/271 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 152/153 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/153 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 35/188 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:45:23] [INFO ] Deduced a trap composed of 9 places in 54 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/188 variables, 1/32 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/188 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 25/213 variables, 17/49 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/213 variables, 0/49 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 7/220 variables, 7/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/220 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 170/390 variables, 220/276 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/390 variables, 2/278 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/390 variables, 1/279 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/390 variables, 0/279 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 12/402 variables, 8/287 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/402 variables, 3/290 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/402 variables, 0/290 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 1/403 variables, 1/291 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/403 variables, 1/292 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/403 variables, 0/292 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 42/445 variables, 3/295 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/445 variables, 1/296 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/445 variables, 0/296 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 39/484 variables, 39/335 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/484 variables, 0/335 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 0/484 variables, 0/335 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 484/484 variables, and 335 constraints, problems are : Problem set: 0 solved, 1 unsolved in 306 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 271/271 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints]
After SMT, in 525ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 11837 steps, including 43 resets, run visited all 1 properties in 32 ms. (steps per millisecond=369 )
Parikh walk visited 1 properties in 32 ms.
RANDOM walk for 40000 steps (536 resets) in 144 ms. (275 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (89 resets) in 48 ms. (816 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1663022 steps, run timeout after 3001 ms. (steps per millisecond=554 ) properties seen :0 out of 1
Probabilistic random walk after 1663022 steps, saw 233348 distinct states, run finished after 3001 ms. (steps per millisecond=554 ) properties seen :0
// Phase 1: matrix 214 rows 272 cols
[2024-05-22 08:45:26] [INFO ] Computed 60 invariants in 6 ms
[2024-05-22 08:45:26] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 153/154 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/154 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/214 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/214 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/232 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/232 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 214/446 variables, 232/292 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/446 variables, 2/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:45:27] [INFO ] Deduced a trap composed of 16 places in 56 ms of which 1 ms to minimize.
[2024-05-22 08:45:27] [INFO ] Deduced a trap composed of 17 places in 53 ms of which 1 ms to minimize.
[2024-05-22 08:45:27] [INFO ] Deduced a trap composed of 18 places in 38 ms of which 1 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/446 variables, 3/297 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/446 variables, 0/297 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 40/486 variables, 40/337 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/486 variables, 0/337 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 0/486 variables, 0/337 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 486/486 variables, and 337 constraints, problems are : Problem set: 0 solved, 1 unsolved in 364 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 272/272 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 3/3 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 153/154 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/154 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/214 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:45:27] [INFO ] Deduced a trap composed of 12 places in 30 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/214 variables, 1/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/214 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 18/232 variables, 17/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/232 variables, 3/64 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:45:27] [INFO ] Deduced a trap composed of 8 places in 44 ms of which 1 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/232 variables, 1/65 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/232 variables, 0/65 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 214/446 variables, 232/297 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/446 variables, 2/299 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/446 variables, 1/300 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/446 variables, 0/300 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 40/486 variables, 40/340 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/486 variables, 0/340 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 0/486 variables, 0/340 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 486/486 variables, and 340 constraints, problems are : Problem set: 0 solved, 1 unsolved in 312 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 272/272 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 5/5 constraints]
After SMT, in 688ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 29271 steps, including 85 resets, run visited all 1 properties in 70 ms. (steps per millisecond=418 )
Parikh walk visited 1 properties in 69 ms.
RANDOM walk for 40000 steps (533 resets) in 120 ms. (330 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (84 resets) in 45 ms. (869 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1637688 steps, run timeout after 3001 ms. (steps per millisecond=545 ) properties seen :0 out of 1
Probabilistic random walk after 1637688 steps, saw 229771 distinct states, run finished after 3001 ms. (steps per millisecond=545 ) properties seen :0
[2024-05-22 08:45:30] [INFO ] Invariant cache hit.
[2024-05-22 08:45:30] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 153/154 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/154 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/214 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/214 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/232 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/232 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 214/446 variables, 232/292 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/446 variables, 2/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:45:30] [INFO ] Deduced a trap composed of 12 places in 59 ms of which 1 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/446 variables, 1/295 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/446 variables, 0/295 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 40/486 variables, 40/335 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:45:31] [INFO ] Deduced a trap composed of 16 places in 52 ms of which 1 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/486 variables, 1/336 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/486 variables, 0/336 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/486 variables, 0/336 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 486/486 variables, and 336 constraints, problems are : Problem set: 0 solved, 1 unsolved in 326 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 272/272 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 2/2 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 153/154 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/154 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/214 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:45:31] [INFO ] Deduced a trap composed of 10 places in 47 ms of which 1 ms to minimize.
[2024-05-22 08:45:31] [INFO ] Deduced a trap composed of 12 places in 43 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/214 variables, 2/45 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/214 variables, 0/45 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 18/232 variables, 17/62 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/232 variables, 2/64 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/232 variables, 0/64 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 214/446 variables, 232/296 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/446 variables, 2/298 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/446 variables, 1/299 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:45:31] [INFO ] Deduced a trap composed of 21 places in 55 ms of which 1 ms to minimize.
[2024-05-22 08:45:31] [INFO ] Deduced a trap composed of 17 places in 56 ms of which 1 ms to minimize.
[2024-05-22 08:45:31] [INFO ] Deduced a trap composed of 21 places in 38 ms of which 1 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/446 variables, 3/302 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/446 variables, 0/302 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 40/486 variables, 40/342 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/486 variables, 0/342 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 0/486 variables, 0/342 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 486/486 variables, and 342 constraints, problems are : Problem set: 0 solved, 1 unsolved in 513 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 272/272 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 7/7 constraints]
After SMT, in 845ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 141 ms.
Support contains 1 out of 272 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 272/272 places, 214/214 transitions.
Partial Free-agglomeration rule applied 1 times.
Drop transitions (Partial Free agglomeration) removed 1 transitions
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 272 transition count 214
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 271 transition count 213
Applied a total of 2 rules in 12 ms. Remains 271 /272 variables (removed 1) and now considering 213/214 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 12 ms. Remains : 271/272 places, 213/214 transitions.
RANDOM walk for 40000 steps (543 resets) in 113 ms. (350 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (92 resets) in 47 ms. (833 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1666725 steps, run timeout after 3001 ms. (steps per millisecond=555 ) properties seen :0 out of 1
Probabilistic random walk after 1666725 steps, saw 233834 distinct states, run finished after 3001 ms. (steps per millisecond=555 ) properties seen :0
// Phase 1: matrix 213 rows 271 cols
[2024-05-22 08:45:34] [INFO ] Computed 60 invariants in 7 ms
[2024-05-22 08:45:34] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 152/153 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/153 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 35/188 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/188 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/213 variables, 17/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/213 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 7/220 variables, 7/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/220 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 170/390 variables, 220/275 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/390 variables, 2/277 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/390 variables, 0/277 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 12/402 variables, 8/285 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/402 variables, 3/288 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/402 variables, 0/288 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 1/403 variables, 1/289 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/403 variables, 1/290 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/403 variables, 0/290 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 42/445 variables, 3/293 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/445 variables, 1/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/445 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 39/484 variables, 39/333 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/484 variables, 0/333 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/484 variables, 0/333 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 484/484 variables, and 333 constraints, problems are : Problem set: 0 solved, 1 unsolved in 207 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 271/271 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 152/153 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/153 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 35/188 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/188 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/213 variables, 17/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/213 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 7/220 variables, 7/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/220 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 170/390 variables, 220/275 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/390 variables, 2/277 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/390 variables, 1/278 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:45:35] [INFO ] Deduced a trap composed of 11 places in 45 ms of which 1 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/390 variables, 1/279 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/390 variables, 0/279 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 12/402 variables, 8/287 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/402 variables, 3/290 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/402 variables, 0/290 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 1/403 variables, 1/291 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/403 variables, 1/292 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/403 variables, 0/292 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 42/445 variables, 3/295 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/445 variables, 1/296 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/445 variables, 0/296 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 39/484 variables, 39/335 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/484 variables, 0/335 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 0/484 variables, 0/335 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 484/484 variables, and 335 constraints, problems are : Problem set: 0 solved, 1 unsolved in 296 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 271/271 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints]
After SMT, in 518ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 652 steps, including 1 resets, run visited all 1 properties in 3 ms. (steps per millisecond=217 )
Parikh walk visited 1 properties in 2 ms.
RANDOM walk for 40000 steps (520 resets) in 114 ms. (347 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (87 resets) in 55 ms. (714 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1702042 steps, run timeout after 3001 ms. (steps per millisecond=567 ) properties seen :0 out of 1
Probabilistic random walk after 1702042 steps, saw 238476 distinct states, run finished after 3001 ms. (steps per millisecond=567 ) properties seen :0
// Phase 1: matrix 214 rows 272 cols
[2024-05-22 08:45:38] [INFO ] Computed 60 invariants in 3 ms
[2024-05-22 08:45:38] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 153/154 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/154 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/214 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/214 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/232 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/232 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 214/446 variables, 232/292 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/446 variables, 2/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/446 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 40/486 variables, 40/334 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/486 variables, 0/334 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/486 variables, 0/334 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 486/486 variables, and 334 constraints, problems are : Problem set: 0 solved, 1 unsolved in 164 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 272/272 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 153/154 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/154 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/214 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:45:38] [INFO ] Deduced a trap composed of 10 places in 45 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/214 variables, 1/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/214 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 18/232 variables, 17/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/232 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 214/446 variables, 232/293 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/446 variables, 2/295 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/446 variables, 1/296 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:45:38] [INFO ] Deduced a trap composed of 12 places in 58 ms of which 1 ms to minimize.
[2024-05-22 08:45:38] [INFO ] Deduced a trap composed of 19 places in 62 ms of which 1 ms to minimize.
[2024-05-22 08:45:38] [INFO ] Deduced a trap composed of 22 places in 53 ms of which 1 ms to minimize.
[2024-05-22 08:45:39] [INFO ] Deduced a trap composed of 20 places in 41 ms of which 0 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/446 variables, 4/300 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/446 variables, 0/300 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 40/486 variables, 40/340 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/486 variables, 0/340 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/486 variables, 0/340 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 486/486 variables, and 340 constraints, problems are : Problem set: 0 solved, 1 unsolved in 561 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 272/272 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 5/5 constraints]
After SMT, in 733ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 9356 steps, including 50 resets, run visited all 1 properties in 27 ms. (steps per millisecond=346 )
Parikh walk visited 1 properties in 26 ms.
RANDOM walk for 40000 steps (532 resets) in 117 ms. (338 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (84 resets) in 51 ms. (769 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1664431 steps, run timeout after 3001 ms. (steps per millisecond=554 ) properties seen :0 out of 1
Probabilistic random walk after 1664431 steps, saw 233533 distinct states, run finished after 3002 ms. (steps per millisecond=554 ) properties seen :0
[2024-05-22 08:45:42] [INFO ] Invariant cache hit.
[2024-05-22 08:45:42] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 153/154 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/154 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/214 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/214 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/232 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/232 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 214/446 variables, 232/292 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/446 variables, 2/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/446 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 40/486 variables, 40/334 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/486 variables, 0/334 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/486 variables, 0/334 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 486/486 variables, and 334 constraints, problems are : Problem set: 0 solved, 1 unsolved in 187 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 272/272 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 153/154 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/154 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/214 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:45:42] [INFO ] Deduced a trap composed of 12 places in 45 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/214 variables, 1/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/214 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 18/232 variables, 17/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/232 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 214/446 variables, 232/293 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/446 variables, 2/295 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/446 variables, 1/296 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/446 variables, 0/296 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 40/486 variables, 40/336 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:45:42] [INFO ] Deduced a trap composed of 6 places in 47 ms of which 1 ms to minimize.
At refinement iteration 13 (INCLUDED_ONLY) 0/486 variables, 1/337 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/486 variables, 0/337 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/486 variables, 0/337 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 486/486 variables, and 337 constraints, problems are : Problem set: 0 solved, 1 unsolved in 337 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 272/272 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 2/2 constraints]
After SMT, in 529ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 99 ms.
Support contains 1 out of 272 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 272/272 places, 214/214 transitions.
Partial Free-agglomeration rule applied 1 times.
Drop transitions (Partial Free agglomeration) removed 1 transitions
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 272 transition count 214
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 271 transition count 213
Applied a total of 2 rules in 11 ms. Remains 271 /272 variables (removed 1) and now considering 213/214 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11 ms. Remains : 271/272 places, 213/214 transitions.
RANDOM walk for 40000 steps (541 resets) in 112 ms. (353 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (87 resets) in 40 ms. (975 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1635406 steps, run timeout after 3001 ms. (steps per millisecond=544 ) properties seen :0 out of 1
Probabilistic random walk after 1635406 steps, saw 229469 distinct states, run finished after 3001 ms. (steps per millisecond=544 ) properties seen :0
// Phase 1: matrix 213 rows 271 cols
[2024-05-22 08:45:45] [INFO ] Computed 60 invariants in 2 ms
[2024-05-22 08:45:45] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 152/153 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/153 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 35/188 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/188 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/213 variables, 17/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/213 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 7/220 variables, 7/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/220 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 170/390 variables, 220/275 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/390 variables, 2/277 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/390 variables, 0/277 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 12/402 variables, 8/285 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/402 variables, 3/288 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/402 variables, 0/288 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 1/403 variables, 1/289 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/403 variables, 1/290 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/403 variables, 0/290 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 42/445 variables, 3/293 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/445 variables, 1/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/445 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 39/484 variables, 39/333 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/484 variables, 0/333 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/484 variables, 0/333 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 484/484 variables, and 333 constraints, problems are : Problem set: 0 solved, 1 unsolved in 186 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 271/271 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 152/153 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/153 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 35/188 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:45:46] [INFO ] Deduced a trap composed of 9 places in 47 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/188 variables, 1/32 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/188 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 25/213 variables, 17/49 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/213 variables, 0/49 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 7/220 variables, 7/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/220 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 170/390 variables, 220/276 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/390 variables, 2/278 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/390 variables, 1/279 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/390 variables, 0/279 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 12/402 variables, 8/287 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/402 variables, 3/290 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/402 variables, 0/290 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 1/403 variables, 1/291 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/403 variables, 1/292 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/403 variables, 0/292 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 42/445 variables, 3/295 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/445 variables, 1/296 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/445 variables, 0/296 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 39/484 variables, 39/335 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/484 variables, 0/335 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 0/484 variables, 0/335 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 484/484 variables, and 335 constraints, problems are : Problem set: 0 solved, 1 unsolved in 298 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 271/271 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints]
After SMT, in 508ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 555 steps, including 1 resets, run visited all 1 properties in 2 ms. (steps per millisecond=277 )
Parikh walk visited 1 properties in 1 ms.
RANDOM walk for 40000 steps (539 resets) in 112 ms. (353 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (89 resets) in 45 ms. (869 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1630901 steps, run timeout after 3001 ms. (steps per millisecond=543 ) properties seen :0 out of 1
Probabilistic random walk after 1630901 steps, saw 228882 distinct states, run finished after 3002 ms. (steps per millisecond=543 ) properties seen :0
// Phase 1: matrix 214 rows 272 cols
[2024-05-22 08:45:49] [INFO ] Computed 60 invariants in 7 ms
[2024-05-22 08:45:49] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 153/154 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/154 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/214 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/214 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/232 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/232 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 214/446 variables, 232/292 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/446 variables, 2/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/446 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 40/486 variables, 40/334 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/486 variables, 0/334 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/486 variables, 0/334 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 486/486 variables, and 334 constraints, problems are : Problem set: 0 solved, 1 unsolved in 215 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 272/272 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 153/154 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/154 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/214 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:45:49] [INFO ] Deduced a trap composed of 10 places in 37 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/214 variables, 1/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/214 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 18/232 variables, 17/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/232 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 214/446 variables, 232/293 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/446 variables, 2/295 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/446 variables, 1/296 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:45:49] [INFO ] Deduced a trap composed of 12 places in 62 ms of which 1 ms to minimize.
[2024-05-22 08:45:49] [INFO ] Deduced a trap composed of 19 places in 60 ms of which 1 ms to minimize.
[2024-05-22 08:45:50] [INFO ] Deduced a trap composed of 20 places in 60 ms of which 1 ms to minimize.
[2024-05-22 08:45:50] [INFO ] Deduced a trap composed of 22 places in 66 ms of which 1 ms to minimize.
[2024-05-22 08:45:50] [INFO ] Deduced a trap composed of 20 places in 51 ms of which 1 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/446 variables, 5/301 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/446 variables, 0/301 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 40/486 variables, 40/341 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/486 variables, 0/341 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/486 variables, 0/341 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 486/486 variables, and 341 constraints, problems are : Problem set: 0 solved, 1 unsolved in 653 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 272/272 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 6/6 constraints]
After SMT, in 880ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 542 steps, including 1 resets, run visited all 1 properties in 3 ms. (steps per millisecond=180 )
Parikh walk visited 1 properties in 2 ms.
RANDOM walk for 40000 steps (538 resets) in 138 ms. (287 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (97 resets) in 57 ms. (689 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1609947 steps, run timeout after 3001 ms. (steps per millisecond=536 ) properties seen :0 out of 1
Probabilistic random walk after 1609947 steps, saw 225706 distinct states, run finished after 3003 ms. (steps per millisecond=536 ) properties seen :0
[2024-05-22 08:45:53] [INFO ] Invariant cache hit.
[2024-05-22 08:45:53] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 153/154 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/154 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/214 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/214 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/232 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/232 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 214/446 variables, 232/292 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/446 variables, 2/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/446 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 40/486 variables, 40/334 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/486 variables, 0/334 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/486 variables, 0/334 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 486/486 variables, and 334 constraints, problems are : Problem set: 0 solved, 1 unsolved in 172 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 272/272 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 153/154 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/154 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/214 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/214 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/232 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/232 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 214/446 variables, 232/292 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/446 variables, 2/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/446 variables, 1/295 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:45:53] [INFO ] Deduced a trap composed of 16 places in 64 ms of which 2 ms to minimize.
[2024-05-22 08:45:53] [INFO ] Deduced a trap composed of 20 places in 56 ms of which 1 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/446 variables, 2/297 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/446 variables, 0/297 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 40/486 variables, 40/337 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/486 variables, 0/337 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/486 variables, 0/337 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 486/486 variables, and 337 constraints, problems are : Problem set: 0 solved, 1 unsolved in 387 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 272/272 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 2/2 constraints]
After SMT, in 567ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 418 steps, including 1 resets, run visited all 1 properties in 3 ms. (steps per millisecond=139 )
Parikh walk visited 1 properties in 2 ms.
RANDOM walk for 40000 steps (546 resets) in 103 ms. (384 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (97 resets) in 43 ms. (909 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1647028 steps, run timeout after 3001 ms. (steps per millisecond=548 ) properties seen :0 out of 1
Probabilistic random walk after 1647028 steps, saw 231013 distinct states, run finished after 3002 ms. (steps per millisecond=548 ) properties seen :0
[2024-05-22 08:45:56] [INFO ] Invariant cache hit.
[2024-05-22 08:45:56] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 153/154 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/154 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/214 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/214 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/232 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/232 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 214/446 variables, 232/292 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/446 variables, 2/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/446 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 40/486 variables, 40/334 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/486 variables, 0/334 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/486 variables, 0/334 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 486/486 variables, and 334 constraints, problems are : Problem set: 0 solved, 1 unsolved in 184 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 272/272 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 153/154 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/154 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/214 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/214 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/232 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/232 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 214/446 variables, 232/292 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/446 variables, 2/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/446 variables, 1/295 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:45:57] [INFO ] Deduced a trap composed of 12 places in 63 ms of which 1 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/446 variables, 1/296 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/446 variables, 0/296 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 40/486 variables, 40/336 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/486 variables, 0/336 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/486 variables, 0/336 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 486/486 variables, and 336 constraints, problems are : Problem set: 0 solved, 1 unsolved in 289 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 272/272 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints]
After SMT, in 479ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 482 steps, including 1 resets, run visited all 1 properties in 3 ms. (steps per millisecond=160 )
Parikh walk visited 1 properties in 2 ms.
RANDOM walk for 40000 steps (537 resets) in 109 ms. (363 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (92 resets) in 54 ms. (727 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1643060 steps, run timeout after 3001 ms. (steps per millisecond=547 ) properties seen :0 out of 1
Probabilistic random walk after 1643060 steps, saw 230497 distinct states, run finished after 3002 ms. (steps per millisecond=547 ) properties seen :0
[2024-05-22 08:46:00] [INFO ] Invariant cache hit.
[2024-05-22 08:46:00] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 153/154 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/154 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/214 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/214 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/232 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/232 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 214/446 variables, 232/292 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/446 variables, 2/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/446 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 40/486 variables, 40/334 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/486 variables, 0/334 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/486 variables, 0/334 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 486/486 variables, and 334 constraints, problems are : Problem set: 0 solved, 1 unsolved in 189 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 272/272 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 153/154 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/154 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/214 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/214 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/232 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/232 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 214/446 variables, 232/292 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/446 variables, 2/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/446 variables, 1/295 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:46:00] [INFO ] Deduced a trap composed of 17 places in 44 ms of which 1 ms to minimize.
[2024-05-22 08:46:00] [INFO ] Deduced a trap composed of 17 places in 39 ms of which 1 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/446 variables, 2/297 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/446 variables, 0/297 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 40/486 variables, 40/337 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/486 variables, 0/337 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/486 variables, 0/337 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 486/486 variables, and 337 constraints, problems are : Problem set: 0 solved, 1 unsolved in 332 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 272/272 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 2/2 constraints]
After SMT, in 530ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 37062 steps, including 46 resets, run visited all 1 properties in 80 ms. (steps per millisecond=463 )
Parikh walk visited 1 properties in 80 ms.
RANDOM walk for 4 steps (0 resets) in 4 ms. (0 steps per ms) remains 0/1 properties
RANDOM walk for 40000 steps (523 resets) in 120 ms. (330 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (86 resets) in 53 ms. (740 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1629089 steps, run timeout after 3001 ms. (steps per millisecond=542 ) properties seen :0 out of 1
Probabilistic random walk after 1629089 steps, saw 228623 distinct states, run finished after 3001 ms. (steps per millisecond=542 ) properties seen :0
[2024-05-22 08:46:04] [INFO ] Invariant cache hit.
[2024-05-22 08:46:04] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 153/154 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/154 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/214 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/214 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/232 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/232 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 214/446 variables, 232/292 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/446 variables, 2/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/446 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 40/486 variables, 40/334 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/486 variables, 0/334 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/486 variables, 0/334 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 486/486 variables, and 334 constraints, problems are : Problem set: 0 solved, 1 unsolved in 202 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 272/272 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 153/154 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/154 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/214 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/214 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/232 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:46:04] [INFO ] Deduced a trap composed of 14 places in 59 ms of which 1 ms to minimize.
[2024-05-22 08:46:04] [INFO ] Deduced a trap composed of 12 places in 46 ms of which 0 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/232 variables, 2/62 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/232 variables, 0/62 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 214/446 variables, 232/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/446 variables, 2/296 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/446 variables, 1/297 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:46:04] [INFO ] Deduced a trap composed of 16 places in 47 ms of which 1 ms to minimize.
[2024-05-22 08:46:04] [INFO ] Deduced a trap composed of 20 places in 51 ms of which 1 ms to minimize.
[2024-05-22 08:46:04] [INFO ] Deduced a trap composed of 18 places in 47 ms of which 1 ms to minimize.
[2024-05-22 08:46:04] [INFO ] Deduced a trap composed of 18 places in 40 ms of which 1 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/446 variables, 4/301 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/446 variables, 0/301 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 40/486 variables, 40/341 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/486 variables, 0/341 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/486 variables, 0/341 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 486/486 variables, and 341 constraints, problems are : Problem set: 0 solved, 1 unsolved in 540 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 272/272 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 6/6 constraints]
After SMT, in 746ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 57040 steps, including 286 resets, run visited all 1 properties in 127 ms. (steps per millisecond=449 )
Parikh walk visited 1 properties in 126 ms.
RANDOM walk for 40000 steps (546 resets) in 117 ms. (338 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (88 resets) in 49 ms. (800 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1628310 steps, run timeout after 3001 ms. (steps per millisecond=542 ) properties seen :0 out of 1
Probabilistic random walk after 1628310 steps, saw 228487 distinct states, run finished after 3001 ms. (steps per millisecond=542 ) properties seen :0
[2024-05-22 08:46:08] [INFO ] Invariant cache hit.
[2024-05-22 08:46:08] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 153/154 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/154 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/214 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/214 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/232 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/232 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 214/446 variables, 232/292 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/446 variables, 2/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/446 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 40/486 variables, 40/334 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/486 variables, 0/334 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/486 variables, 0/334 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 486/486 variables, and 334 constraints, problems are : Problem set: 0 solved, 1 unsolved in 173 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 272/272 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 153/154 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/154 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/214 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/214 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/232 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/232 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 214/446 variables, 232/292 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/446 variables, 2/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/446 variables, 1/295 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:46:08] [INFO ] Deduced a trap composed of 17 places in 52 ms of which 1 ms to minimize.
[2024-05-22 08:46:08] [INFO ] Deduced a trap composed of 18 places in 46 ms of which 1 ms to minimize.
[2024-05-22 08:46:08] [INFO ] Deduced a trap composed of 18 places in 40 ms of which 1 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/446 variables, 3/298 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/446 variables, 0/298 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 40/486 variables, 40/338 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/486 variables, 0/338 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/486 variables, 0/338 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 486/486 variables, and 338 constraints, problems are : Problem set: 0 solved, 1 unsolved in 373 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 272/272 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 3/3 constraints]
After SMT, in 549ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 58459 steps, including 383 resets, run visited all 1 properties in 140 ms. (steps per millisecond=417 )
Parikh walk visited 1 properties in 139 ms.
RANDOM walk for 40000 steps (537 resets) in 112 ms. (353 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (91 resets) in 41 ms. (952 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1622422 steps, run timeout after 3001 ms. (steps per millisecond=540 ) properties seen :0 out of 1
Probabilistic random walk after 1622422 steps, saw 227653 distinct states, run finished after 3001 ms. (steps per millisecond=540 ) properties seen :0
[2024-05-22 08:46:11] [INFO ] Invariant cache hit.
[2024-05-22 08:46:11] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 153/154 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/154 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/214 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/214 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/232 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/232 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 214/446 variables, 232/292 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/446 variables, 2/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/446 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 40/486 variables, 40/334 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/486 variables, 0/334 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/486 variables, 0/334 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 486/486 variables, and 334 constraints, problems are : Problem set: 0 solved, 1 unsolved in 194 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 272/272 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 153/154 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/154 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/214 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/214 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/232 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:46:12] [INFO ] Deduced a trap composed of 14 places in 43 ms of which 1 ms to minimize.
[2024-05-22 08:46:12] [INFO ] Deduced a trap composed of 12 places in 37 ms of which 1 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/232 variables, 2/62 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/232 variables, 0/62 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 214/446 variables, 232/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/446 variables, 2/296 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/446 variables, 1/297 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:46:12] [INFO ] Deduced a trap composed of 16 places in 50 ms of which 1 ms to minimize.
[2024-05-22 08:46:12] [INFO ] Deduced a trap composed of 18 places in 53 ms of which 1 ms to minimize.
[2024-05-22 08:46:12] [INFO ] Deduced a trap composed of 19 places in 40 ms of which 1 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/446 variables, 3/300 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/446 variables, 0/300 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 40/486 variables, 40/340 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/486 variables, 0/340 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/486 variables, 0/340 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 486/486 variables, and 340 constraints, problems are : Problem set: 0 solved, 1 unsolved in 479 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 272/272 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 5/5 constraints]
After SMT, in 676ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 372 ms.
Support contains 1 out of 272 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 272/272 places, 214/214 transitions.
Partial Free-agglomeration rule applied 1 times.
Drop transitions (Partial Free agglomeration) removed 1 transitions
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 272 transition count 214
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 271 transition count 213
Applied a total of 2 rules in 11 ms. Remains 271 /272 variables (removed 1) and now considering 213/214 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11 ms. Remains : 271/272 places, 213/214 transitions.
RANDOM walk for 40000 steps (533 resets) in 111 ms. (357 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (85 resets) in 45 ms. (869 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1655807 steps, run timeout after 3001 ms. (steps per millisecond=551 ) properties seen :0 out of 1
Probabilistic random walk after 1655807 steps, saw 232300 distinct states, run finished after 3001 ms. (steps per millisecond=551 ) properties seen :0
// Phase 1: matrix 213 rows 271 cols
[2024-05-22 08:46:15] [INFO ] Computed 60 invariants in 5 ms
[2024-05-22 08:46:15] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 152/153 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/153 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 35/188 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/188 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/213 variables, 17/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/213 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 7/220 variables, 7/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/220 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 170/390 variables, 220/275 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/390 variables, 2/277 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/390 variables, 0/277 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 12/402 variables, 8/285 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/402 variables, 3/288 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/402 variables, 0/288 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 1/403 variables, 1/289 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/403 variables, 1/290 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/403 variables, 0/290 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 42/445 variables, 3/293 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/445 variables, 1/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/445 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 39/484 variables, 39/333 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/484 variables, 0/333 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/484 variables, 0/333 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 484/484 variables, and 333 constraints, problems are : Problem set: 0 solved, 1 unsolved in 226 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 271/271 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 152/153 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/153 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 35/188 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/188 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/213 variables, 17/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/213 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 7/220 variables, 7/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/220 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 170/390 variables, 220/275 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/390 variables, 2/277 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/390 variables, 1/278 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/390 variables, 0/278 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 12/402 variables, 8/286 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/402 variables, 3/289 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:46:16] [INFO ] Deduced a trap composed of 17 places in 77 ms of which 0 ms to minimize.
[2024-05-22 08:46:16] [INFO ] Deduced a trap composed of 16 places in 26 ms of which 0 ms to minimize.
At refinement iteration 15 (INCLUDED_ONLY) 0/402 variables, 2/291 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/402 variables, 0/291 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 1/403 variables, 1/292 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/403 variables, 1/293 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:46:16] [INFO ] Deduced a trap composed of 18 places in 44 ms of which 0 ms to minimize.
At refinement iteration 19 (INCLUDED_ONLY) 0/403 variables, 1/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/403 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 42/445 variables, 3/297 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/445 variables, 1/298 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/445 variables, 0/298 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (OVERLAPS) 39/484 variables, 39/337 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/484 variables, 0/337 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (OVERLAPS) 0/484 variables, 0/337 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 484/484 variables, and 337 constraints, problems are : Problem set: 0 solved, 1 unsolved in 461 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 271/271 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 3/3 constraints]
After SMT, in 696ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 32678 steps, including 113 resets, run visited all 1 properties in 74 ms. (steps per millisecond=441 )
Parikh walk visited 1 properties in 75 ms.
RANDOM walk for 40000 steps (534 resets) in 134 ms. (296 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (97 resets) in 60 ms. (655 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1679531 steps, run timeout after 3001 ms. (steps per millisecond=559 ) properties seen :0 out of 1
Probabilistic random walk after 1679531 steps, saw 235529 distinct states, run finished after 3002 ms. (steps per millisecond=559 ) properties seen :0
// Phase 1: matrix 214 rows 272 cols
[2024-05-22 08:46:19] [INFO ] Computed 60 invariants in 7 ms
[2024-05-22 08:46:19] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 153/154 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/154 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/214 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/214 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/232 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/232 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 214/446 variables, 232/292 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/446 variables, 2/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/446 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 40/486 variables, 40/334 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/486 variables, 0/334 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/486 variables, 0/334 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 486/486 variables, and 334 constraints, problems are : Problem set: 0 solved, 1 unsolved in 215 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 272/272 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 153/154 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/154 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/214 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/214 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/232 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/232 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 214/446 variables, 232/292 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/446 variables, 2/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/446 variables, 1/295 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/446 variables, 0/295 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 40/486 variables, 40/335 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:46:20] [INFO ] Deduced a trap composed of 7 places in 38 ms of which 1 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/486 variables, 1/336 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/486 variables, 0/336 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/486 variables, 0/336 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 486/486 variables, and 336 constraints, problems are : Problem set: 0 solved, 1 unsolved in 279 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 272/272 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints]
After SMT, in 514ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 360 ms.
Support contains 1 out of 272 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 272/272 places, 214/214 transitions.
Partial Free-agglomeration rule applied 1 times.
Drop transitions (Partial Free agglomeration) removed 1 transitions
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 272 transition count 214
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 271 transition count 213
Applied a total of 2 rules in 11 ms. Remains 271 /272 variables (removed 1) and now considering 213/214 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11 ms. Remains : 271/272 places, 213/214 transitions.
RANDOM walk for 40000 steps (546 resets) in 111 ms. (357 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (91 resets) in 43 ms. (909 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1626018 steps, run timeout after 3001 ms. (steps per millisecond=541 ) properties seen :0 out of 1
Probabilistic random walk after 1626018 steps, saw 228165 distinct states, run finished after 3001 ms. (steps per millisecond=541 ) properties seen :0
// Phase 1: matrix 213 rows 271 cols
[2024-05-22 08:46:23] [INFO ] Computed 60 invariants in 10 ms
[2024-05-22 08:46:23] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 152/153 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/153 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 35/188 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/188 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/213 variables, 17/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/213 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 7/220 variables, 7/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/220 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 170/390 variables, 220/275 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/390 variables, 2/277 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/390 variables, 0/277 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 12/402 variables, 8/285 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/402 variables, 3/288 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/402 variables, 0/288 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 1/403 variables, 1/289 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/403 variables, 1/290 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/403 variables, 0/290 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 42/445 variables, 3/293 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/445 variables, 1/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/445 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 39/484 variables, 39/333 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/484 variables, 0/333 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/484 variables, 0/333 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 484/484 variables, and 333 constraints, problems are : Problem set: 0 solved, 1 unsolved in 249 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 271/271 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 152/153 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/153 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 35/188 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/188 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/213 variables, 17/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/213 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 7/220 variables, 7/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/220 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 170/390 variables, 220/275 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/390 variables, 2/277 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/390 variables, 1/278 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/390 variables, 0/278 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 12/402 variables, 8/286 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/402 variables, 3/289 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:46:24] [INFO ] Deduced a trap composed of 17 places in 43 ms of which 1 ms to minimize.
[2024-05-22 08:46:24] [INFO ] Deduced a trap composed of 16 places in 26 ms of which 0 ms to minimize.
At refinement iteration 15 (INCLUDED_ONLY) 0/402 variables, 2/291 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/402 variables, 0/291 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 1/403 variables, 1/292 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/403 variables, 1/293 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:46:24] [INFO ] Deduced a trap composed of 18 places in 34 ms of which 0 ms to minimize.
At refinement iteration 19 (INCLUDED_ONLY) 0/403 variables, 1/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/403 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 42/445 variables, 3/297 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/445 variables, 1/298 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/445 variables, 0/298 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (OVERLAPS) 39/484 variables, 39/337 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/484 variables, 0/337 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (OVERLAPS) 0/484 variables, 0/337 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 484/484 variables, and 337 constraints, problems are : Problem set: 0 solved, 1 unsolved in 431 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 271/271 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 3/3 constraints]
After SMT, in 694ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 14595 steps, including 43 resets, run visited all 1 properties in 38 ms. (steps per millisecond=384 )
Parikh walk visited 1 properties in 38 ms.
RANDOM walk for 40000 steps (554 resets) in 110 ms. (360 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (96 resets) in 46 ms. (851 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1629707 steps, run timeout after 3001 ms. (steps per millisecond=543 ) properties seen :0 out of 1
Probabilistic random walk after 1629707 steps, saw 228715 distinct states, run finished after 3001 ms. (steps per millisecond=543 ) properties seen :0
// Phase 1: matrix 214 rows 272 cols
[2024-05-22 08:46:27] [INFO ] Computed 60 invariants in 6 ms
[2024-05-22 08:46:27] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 153/154 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/154 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/214 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/214 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/232 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/232 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 214/446 variables, 232/292 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/446 variables, 2/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/446 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 40/486 variables, 40/334 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/486 variables, 0/334 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/486 variables, 0/334 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 486/486 variables, and 334 constraints, problems are : Problem set: 0 solved, 1 unsolved in 215 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 272/272 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 153/154 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/154 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/214 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/214 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/232 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/232 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 214/446 variables, 232/292 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/446 variables, 2/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/446 variables, 1/295 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/446 variables, 0/295 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 40/486 variables, 40/335 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/486 variables, 0/335 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 0/486 variables, 0/335 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 486/486 variables, and 335 constraints, problems are : Problem set: 0 solved, 1 unsolved in 208 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 272/272 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 434ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 1685 steps, including 1 resets, run visited all 1 properties in 6 ms. (steps per millisecond=280 )
Parikh walk visited 1 properties in 5 ms.
RANDOM walk for 40000 steps (535 resets) in 114 ms. (347 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (97 resets) in 50 ms. (784 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1610651 steps, run timeout after 3001 ms. (steps per millisecond=536 ) properties seen :0 out of 1
Probabilistic random walk after 1610651 steps, saw 225814 distinct states, run finished after 3003 ms. (steps per millisecond=536 ) properties seen :0
[2024-05-22 08:46:30] [INFO ] Invariant cache hit.
[2024-05-22 08:46:30] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 153/154 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/154 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/214 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/214 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/232 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/232 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 214/446 variables, 232/292 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/446 variables, 2/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/446 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 40/486 variables, 40/334 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/486 variables, 0/334 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/486 variables, 0/334 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 486/486 variables, and 334 constraints, problems are : Problem set: 0 solved, 1 unsolved in 172 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 272/272 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 153/154 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/154 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/214 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/214 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/232 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/232 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 214/446 variables, 232/292 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/446 variables, 2/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/446 variables, 1/295 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:46:31] [INFO ] Deduced a trap composed of 16 places in 59 ms of which 1 ms to minimize.
[2024-05-22 08:46:31] [INFO ] Deduced a trap composed of 18 places in 64 ms of which 1 ms to minimize.
[2024-05-22 08:46:31] [INFO ] Deduced a trap composed of 19 places in 51 ms of which 1 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/446 variables, 3/298 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/446 variables, 0/298 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 40/486 variables, 40/338 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/486 variables, 0/338 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/486 variables, 0/338 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 486/486 variables, and 338 constraints, problems are : Problem set: 0 solved, 1 unsolved in 436 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 272/272 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 3/3 constraints]
After SMT, in 635ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 10751 steps, including 31 resets, run visited all 1 properties in 36 ms. (steps per millisecond=298 )
Parikh walk visited 1 properties in 35 ms.
RANDOM walk for 40000 steps (547 resets) in 113 ms. (350 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (92 resets) in 44 ms. (888 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1608099 steps, run timeout after 3001 ms. (steps per millisecond=535 ) properties seen :0 out of 1
Probabilistic random walk after 1608099 steps, saw 225387 distinct states, run finished after 3002 ms. (steps per millisecond=535 ) properties seen :0
[2024-05-22 08:46:34] [INFO ] Invariant cache hit.
[2024-05-22 08:46:34] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 153/154 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/154 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/214 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/214 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/232 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/232 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 214/446 variables, 232/292 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/446 variables, 2/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/446 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 40/486 variables, 40/334 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/486 variables, 0/334 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/486 variables, 0/334 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 486/486 variables, and 334 constraints, problems are : Problem set: 0 solved, 1 unsolved in 179 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 272/272 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 153/154 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/154 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/214 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/214 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/232 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:46:34] [INFO ] Deduced a trap composed of 14 places in 45 ms of which 0 ms to minimize.
[2024-05-22 08:46:35] [INFO ] Deduced a trap composed of 12 places in 35 ms of which 1 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/232 variables, 2/62 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/232 variables, 0/62 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 214/446 variables, 232/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/446 variables, 2/296 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/446 variables, 1/297 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:46:35] [INFO ] Deduced a trap composed of 16 places in 53 ms of which 1 ms to minimize.
[2024-05-22 08:46:35] [INFO ] Deduced a trap composed of 9 places in 47 ms of which 1 ms to minimize.
[2024-05-22 08:46:35] [INFO ] Deduced a trap composed of 18 places in 42 ms of which 1 ms to minimize.
[2024-05-22 08:46:35] [INFO ] Deduced a trap composed of 17 places in 51 ms of which 1 ms to minimize.
[2024-05-22 08:46:35] [INFO ] Deduced a trap composed of 19 places in 41 ms of which 1 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/446 variables, 5/302 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/446 variables, 0/302 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 40/486 variables, 40/342 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/486 variables, 0/342 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/486 variables, 0/342 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 486/486 variables, and 342 constraints, problems are : Problem set: 0 solved, 1 unsolved in 597 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 272/272 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 7/7 constraints]
After SMT, in 786ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 7302 steps, including 29 resets, run visited all 1 properties in 20 ms. (steps per millisecond=365 )
Parikh walk visited 1 properties in 19 ms.
RANDOM walk for 40000 steps (549 resets) in 122 ms. (325 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (98 resets) in 46 ms. (851 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1604303 steps, run timeout after 3001 ms. (steps per millisecond=534 ) properties seen :0 out of 1
Probabilistic random walk after 1604303 steps, saw 224843 distinct states, run finished after 3001 ms. (steps per millisecond=534 ) properties seen :0
[2024-05-22 08:46:38] [INFO ] Invariant cache hit.
[2024-05-22 08:46:38] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 153/154 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/154 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/214 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/214 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/232 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/232 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 214/446 variables, 232/292 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/446 variables, 2/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/446 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 40/486 variables, 40/334 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/486 variables, 0/334 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/486 variables, 0/334 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 486/486 variables, and 334 constraints, problems are : Problem set: 0 solved, 1 unsolved in 239 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 272/272 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 153/154 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/154 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/214 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/214 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/232 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/232 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 214/446 variables, 232/292 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/446 variables, 2/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/446 variables, 1/295 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:46:39] [INFO ] Deduced a trap composed of 16 places in 54 ms of which 1 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/446 variables, 1/296 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/446 variables, 0/296 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 40/486 variables, 40/336 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/486 variables, 0/336 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/486 variables, 0/336 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 486/486 variables, and 336 constraints, problems are : Problem set: 0 solved, 1 unsolved in 300 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 272/272 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints]
After SMT, in 557ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 23520 steps, including 73 resets, run visited all 1 properties in 58 ms. (steps per millisecond=405 )
Parikh walk visited 1 properties in 58 ms.
RANDOM walk for 40000 steps (522 resets) in 114 ms. (347 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (88 resets) in 43 ms. (909 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1682153 steps, run timeout after 3001 ms. (steps per millisecond=560 ) properties seen :0 out of 1
Probabilistic random walk after 1682153 steps, saw 235855 distinct states, run finished after 3001 ms. (steps per millisecond=560 ) properties seen :0
[2024-05-22 08:46:42] [INFO ] Invariant cache hit.
[2024-05-22 08:46:42] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 153/154 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/154 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/214 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/214 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/232 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/232 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 214/446 variables, 232/292 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/446 variables, 2/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/446 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 40/486 variables, 40/334 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/486 variables, 0/334 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/486 variables, 0/334 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 486/486 variables, and 334 constraints, problems are : Problem set: 0 solved, 1 unsolved in 193 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 272/272 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 153/154 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/154 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/214 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/214 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/232 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:46:42] [INFO ] Deduced a trap composed of 14 places in 42 ms of which 1 ms to minimize.
[2024-05-22 08:46:42] [INFO ] Deduced a trap composed of 12 places in 39 ms of which 1 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/232 variables, 2/62 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/232 variables, 0/62 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 214/446 variables, 232/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/446 variables, 2/296 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/446 variables, 1/297 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:46:42] [INFO ] Deduced a trap composed of 17 places in 49 ms of which 1 ms to minimize.
[2024-05-22 08:46:42] [INFO ] Deduced a trap composed of 9 places in 44 ms of which 1 ms to minimize.
[2024-05-22 08:46:42] [INFO ] Deduced a trap composed of 18 places in 42 ms of which 1 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/446 variables, 3/300 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/446 variables, 0/300 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 40/486 variables, 40/340 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/486 variables, 0/340 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/486 variables, 0/340 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 486/486 variables, and 340 constraints, problems are : Problem set: 0 solved, 1 unsolved in 481 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 272/272 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 5/5 constraints]
After SMT, in 678ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 95859 steps, including 187 resets, run visited all 1 properties in 206 ms. (steps per millisecond=465 )
Parikh walk visited 1 properties in 205 ms.
RANDOM walk for 40000 steps (526 resets) in 115 ms. (344 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (87 resets) in 43 ms. (909 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1632160 steps, run timeout after 3001 ms. (steps per millisecond=543 ) properties seen :0 out of 1
Probabilistic random walk after 1632160 steps, saw 229049 distinct states, run finished after 3001 ms. (steps per millisecond=543 ) properties seen :0
[2024-05-22 08:46:46] [INFO ] Invariant cache hit.
[2024-05-22 08:46:46] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 153/154 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/154 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/214 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/214 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/232 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/232 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 214/446 variables, 232/292 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/446 variables, 2/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/446 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 40/486 variables, 40/334 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/486 variables, 0/334 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/486 variables, 0/334 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 486/486 variables, and 334 constraints, problems are : Problem set: 0 solved, 1 unsolved in 208 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 272/272 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 153/154 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/154 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/214 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/214 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/232 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/232 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 214/446 variables, 232/292 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/446 variables, 2/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/446 variables, 1/295 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/446 variables, 0/295 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 40/486 variables, 40/335 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:46:46] [INFO ] Deduced a trap composed of 7 places in 42 ms of which 1 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/486 variables, 1/336 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/486 variables, 0/336 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/486 variables, 0/336 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 486/486 variables, and 336 constraints, problems are : Problem set: 0 solved, 1 unsolved in 275 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 272/272 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints]
After SMT, in 499ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 25659 steps, including 43 resets, run visited all 1 properties in 63 ms. (steps per millisecond=407 )
Parikh walk visited 1 properties in 63 ms.
RANDOM walk for 40000 steps (543 resets) in 111 ms. (357 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (83 resets) in 43 ms. (909 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1637945 steps, run timeout after 3001 ms. (steps per millisecond=545 ) properties seen :0 out of 1
Probabilistic random walk after 1637945 steps, saw 229801 distinct states, run finished after 3001 ms. (steps per millisecond=545 ) properties seen :0
[2024-05-22 08:46:49] [INFO ] Invariant cache hit.
[2024-05-22 08:46:49] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 153/154 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/154 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/214 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/214 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/232 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/232 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 214/446 variables, 232/292 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/446 variables, 2/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/446 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 40/486 variables, 40/334 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/486 variables, 0/334 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/486 variables, 0/334 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 486/486 variables, and 334 constraints, problems are : Problem set: 0 solved, 1 unsolved in 188 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 272/272 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 153/154 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/154 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/214 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/214 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/232 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:46:50] [INFO ] Deduced a trap composed of 14 places in 45 ms of which 0 ms to minimize.
[2024-05-22 08:46:50] [INFO ] Deduced a trap composed of 12 places in 38 ms of which 1 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/232 variables, 2/62 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/232 variables, 0/62 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 214/446 variables, 232/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/446 variables, 2/296 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/446 variables, 1/297 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/446 variables, 0/297 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 40/486 variables, 40/337 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/486 variables, 0/337 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/486 variables, 0/337 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 486/486 variables, and 337 constraints, problems are : Problem set: 0 solved, 1 unsolved in 307 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 272/272 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 2/2 constraints]
After SMT, in 497ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 55262 steps, including 94 resets, run visited all 1 properties in 120 ms. (steps per millisecond=460 )
Parikh walk visited 1 properties in 119 ms.
RANDOM walk for 40000 steps (543 resets) in 118 ms. (336 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (93 resets) in 43 ms. (909 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1629322 steps, run timeout after 3001 ms. (steps per millisecond=542 ) properties seen :0 out of 1
Probabilistic random walk after 1629322 steps, saw 228664 distinct states, run finished after 3001 ms. (steps per millisecond=542 ) properties seen :0
[2024-05-22 08:46:53] [INFO ] Invariant cache hit.
[2024-05-22 08:46:53] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 153/154 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/154 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/214 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/214 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/232 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/232 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 214/446 variables, 232/292 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/446 variables, 2/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/446 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 40/486 variables, 40/334 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/486 variables, 0/334 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/486 variables, 0/334 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 486/486 variables, and 334 constraints, problems are : Problem set: 0 solved, 1 unsolved in 226 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 272/272 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 153/154 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/154 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/214 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/214 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/232 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/232 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 214/446 variables, 232/292 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/446 variables, 2/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/446 variables, 1/295 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:46:53] [INFO ] Deduced a trap composed of 16 places in 52 ms of which 1 ms to minimize.
[2024-05-22 08:46:53] [INFO ] Deduced a trap composed of 18 places in 48 ms of which 1 ms to minimize.
[2024-05-22 08:46:53] [INFO ] Deduced a trap composed of 17 places in 47 ms of which 1 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/446 variables, 3/298 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/446 variables, 0/298 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 40/486 variables, 40/338 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/486 variables, 0/338 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/486 variables, 0/338 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 486/486 variables, and 338 constraints, problems are : Problem set: 0 solved, 1 unsolved in 403 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 272/272 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 3/3 constraints]
After SMT, in 634ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 50171 steps, including 82 resets, run visited all 1 properties in 110 ms. (steps per millisecond=456 )
Parikh walk visited 1 properties in 110 ms.
RANDOM walk for 40000 steps (527 resets) in 112 ms. (353 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (90 resets) in 42 ms. (930 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1622982 steps, run timeout after 3001 ms. (steps per millisecond=540 ) properties seen :0 out of 1
Probabilistic random walk after 1622982 steps, saw 227740 distinct states, run finished after 3001 ms. (steps per millisecond=540 ) properties seen :0
[2024-05-22 08:46:57] [INFO ] Invariant cache hit.
[2024-05-22 08:46:57] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 153/154 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/154 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/214 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/214 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/232 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/232 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 214/446 variables, 232/292 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/446 variables, 2/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/446 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 40/486 variables, 40/334 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/486 variables, 0/334 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/486 variables, 0/334 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 486/486 variables, and 334 constraints, problems are : Problem set: 0 solved, 1 unsolved in 182 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 272/272 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 153/154 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/154 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/214 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/214 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/232 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:46:57] [INFO ] Deduced a trap composed of 14 places in 44 ms of which 1 ms to minimize.
[2024-05-22 08:46:57] [INFO ] Deduced a trap composed of 12 places in 38 ms of which 1 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/232 variables, 2/62 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/232 variables, 0/62 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 214/446 variables, 232/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/446 variables, 2/296 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/446 variables, 1/297 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/446 variables, 0/297 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 40/486 variables, 40/337 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/486 variables, 0/337 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/486 variables, 0/337 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 486/486 variables, and 337 constraints, problems are : Problem set: 0 solved, 1 unsolved in 298 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 272/272 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 2/2 constraints]
After SMT, in 484ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 1315 steps, including 1 resets, run visited all 1 properties in 5 ms. (steps per millisecond=263 )
Parikh walk visited 1 properties in 4 ms.
RANDOM walk for 40000 steps (534 resets) in 113 ms. (350 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (80 resets) in 51 ms. (769 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1651879 steps, run timeout after 3001 ms. (steps per millisecond=550 ) properties seen :0 out of 1
Probabilistic random walk after 1651879 steps, saw 231664 distinct states, run finished after 3003 ms. (steps per millisecond=550 ) properties seen :0
[2024-05-22 08:47:00] [INFO ] Invariant cache hit.
[2024-05-22 08:47:00] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 153/154 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/154 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/214 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/214 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/232 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/232 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 214/446 variables, 232/292 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/446 variables, 2/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/446 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 40/486 variables, 40/334 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/486 variables, 0/334 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/486 variables, 0/334 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 486/486 variables, and 334 constraints, problems are : Problem set: 0 solved, 1 unsolved in 203 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 272/272 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 153/154 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/154 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/214 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/214 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/232 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/232 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 214/446 variables, 232/292 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/446 variables, 2/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/446 variables, 1/295 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:47:01] [INFO ] Deduced a trap composed of 17 places in 44 ms of which 0 ms to minimize.
[2024-05-22 08:47:01] [INFO ] Deduced a trap composed of 19 places in 39 ms of which 1 ms to minimize.
[2024-05-22 08:47:01] [INFO ] Deduced a trap composed of 18 places in 37 ms of which 1 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/446 variables, 3/298 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/446 variables, 0/298 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 40/486 variables, 40/338 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/486 variables, 0/338 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/486 variables, 0/338 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 486/486 variables, and 338 constraints, problems are : Problem set: 0 solved, 1 unsolved in 365 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 272/272 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 3/3 constraints]
After SMT, in 576ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 40087 steps, including 203 resets, run visited all 1 properties in 102 ms. (steps per millisecond=393 )
Parikh walk visited 1 properties in 102 ms.
RANDOM walk for 40000 steps (549 resets) in 117 ms. (338 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40002 steps (91 resets) in 50 ms. (784 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1631129 steps, run timeout after 3001 ms. (steps per millisecond=543 ) properties seen :0 out of 1
Probabilistic random walk after 1631129 steps, saw 228913 distinct states, run finished after 3001 ms. (steps per millisecond=543 ) properties seen :0
[2024-05-22 08:47:04] [INFO ] Invariant cache hit.
[2024-05-22 08:47:04] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 153/154 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/154 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/214 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/214 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/232 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/232 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 214/446 variables, 232/292 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/446 variables, 2/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/446 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 40/486 variables, 40/334 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/486 variables, 0/334 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/486 variables, 0/334 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 486/486 variables, and 334 constraints, problems are : Problem set: 0 solved, 1 unsolved in 174 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 272/272 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 153/154 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/154 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/214 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/214 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/232 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:47:04] [INFO ] Deduced a trap composed of 14 places in 45 ms of which 1 ms to minimize.
[2024-05-22 08:47:04] [INFO ] Deduced a trap composed of 12 places in 38 ms of which 1 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/232 variables, 2/62 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/232 variables, 0/62 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 214/446 variables, 232/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/446 variables, 2/296 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/446 variables, 1/297 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/446 variables, 0/297 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 40/486 variables, 40/337 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/486 variables, 0/337 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/486 variables, 0/337 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 486/486 variables, and 337 constraints, problems are : Problem set: 0 solved, 1 unsolved in 309 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 272/272 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 2/2 constraints]
After SMT, in 490ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 36130 steps, including 73 resets, run visited all 1 properties in 82 ms. (steps per millisecond=440 )
Parikh walk visited 1 properties in 82 ms.
RANDOM walk for 40000 steps (533 resets) in 117 ms. (338 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (93 resets) in 47 ms. (833 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1604287 steps, run timeout after 3001 ms. (steps per millisecond=534 ) properties seen :0 out of 1
Probabilistic random walk after 1604287 steps, saw 224839 distinct states, run finished after 3002 ms. (steps per millisecond=534 ) properties seen :0
[2024-05-22 08:47:08] [INFO ] Invariant cache hit.
[2024-05-22 08:47:08] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 153/154 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/154 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/214 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/214 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/232 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/232 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 214/446 variables, 232/292 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/446 variables, 2/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:47:08] [INFO ] Deduced a trap composed of 16 places in 40 ms of which 0 ms to minimize.
[2024-05-22 08:47:08] [INFO ] Deduced a trap composed of 18 places in 55 ms of which 0 ms to minimize.
[2024-05-22 08:47:08] [INFO ] Deduced a trap composed of 18 places in 39 ms of which 1 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/446 variables, 3/297 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/446 variables, 0/297 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 40/486 variables, 40/337 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/486 variables, 0/337 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 0/486 variables, 0/337 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 486/486 variables, and 337 constraints, problems are : Problem set: 0 solved, 1 unsolved in 340 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 272/272 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 3/3 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 153/154 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/154 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/214 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/214 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/232 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/232 variables, 3/63 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/232 variables, 0/63 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 214/446 variables, 232/295 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/446 variables, 2/297 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/446 variables, 1/298 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/446 variables, 0/298 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 40/486 variables, 40/338 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:47:08] [INFO ] Deduced a trap composed of 6 places in 49 ms of which 1 ms to minimize.
At refinement iteration 13 (INCLUDED_ONLY) 0/486 variables, 1/339 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/486 variables, 0/339 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/486 variables, 0/339 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 486/486 variables, and 339 constraints, problems are : Problem set: 0 solved, 1 unsolved in 265 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 272/272 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 4/4 constraints]
After SMT, in 625ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 232 ms.
Support contains 1 out of 272 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 272/272 places, 214/214 transitions.
Partial Free-agglomeration rule applied 1 times.
Drop transitions (Partial Free agglomeration) removed 1 transitions
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 272 transition count 214
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 271 transition count 213
Applied a total of 2 rules in 11 ms. Remains 271 /272 variables (removed 1) and now considering 213/214 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11 ms. Remains : 271/272 places, 213/214 transitions.
RANDOM walk for 40000 steps (547 resets) in 123 ms. (322 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (96 resets) in 40 ms. (975 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1651714 steps, run timeout after 3001 ms. (steps per millisecond=550 ) properties seen :0 out of 1
Probabilistic random walk after 1651714 steps, saw 231636 distinct states, run finished after 3001 ms. (steps per millisecond=550 ) properties seen :0
// Phase 1: matrix 213 rows 271 cols
[2024-05-22 08:47:11] [INFO ] Computed 60 invariants in 7 ms
[2024-05-22 08:47:12] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 152/153 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/153 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 35/188 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/188 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/213 variables, 17/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/213 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 7/220 variables, 7/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/220 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 170/390 variables, 220/275 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/390 variables, 2/277 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/390 variables, 0/277 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 12/402 variables, 8/285 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/402 variables, 3/288 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/402 variables, 0/288 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 1/403 variables, 1/289 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/403 variables, 1/290 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/403 variables, 0/290 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 42/445 variables, 3/293 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/445 variables, 1/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/445 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 39/484 variables, 39/333 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/484 variables, 0/333 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/484 variables, 0/333 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 484/484 variables, and 333 constraints, problems are : Problem set: 0 solved, 1 unsolved in 216 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 271/271 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 152/153 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/153 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 35/188 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/188 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/213 variables, 17/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/213 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 7/220 variables, 7/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/220 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 170/390 variables, 220/275 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/390 variables, 2/277 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/390 variables, 1/278 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/390 variables, 0/278 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 12/402 variables, 8/286 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/402 variables, 3/289 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/402 variables, 0/289 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 1/403 variables, 1/290 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/403 variables, 1/291 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/403 variables, 0/291 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 42/445 variables, 3/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/445 variables, 1/295 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/445 variables, 0/295 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (OVERLAPS) 39/484 variables, 39/334 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:47:12] [INFO ] Deduced a trap composed of 5 places in 38 ms of which 1 ms to minimize.
At refinement iteration 23 (INCLUDED_ONLY) 0/484 variables, 1/335 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/484 variables, 0/335 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 0/484 variables, 0/335 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 484/484 variables, and 335 constraints, problems are : Problem set: 0 solved, 1 unsolved in 296 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 271/271 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints]
After SMT, in 523ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 1207 steps, including 1 resets, run visited all 1 properties in 5 ms. (steps per millisecond=241 )
Parikh walk visited 1 properties in 4 ms.
RANDOM walk for 40000 steps (512 resets) in 109 ms. (363 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (83 resets) in 45 ms. (869 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1611507 steps, run timeout after 3001 ms. (steps per millisecond=536 ) properties seen :0 out of 1
Probabilistic random walk after 1611507 steps, saw 225942 distinct states, run finished after 3001 ms. (steps per millisecond=536 ) properties seen :0
// Phase 1: matrix 214 rows 272 cols
[2024-05-22 08:47:15] [INFO ] Computed 60 invariants in 7 ms
[2024-05-22 08:47:15] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 153/154 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/154 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/214 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/214 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/232 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/232 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 214/446 variables, 232/292 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/446 variables, 2/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:47:15] [INFO ] Deduced a trap composed of 16 places in 58 ms of which 1 ms to minimize.
[2024-05-22 08:47:15] [INFO ] Deduced a trap composed of 19 places in 50 ms of which 1 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/446 variables, 2/296 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/446 variables, 0/296 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 40/486 variables, 40/336 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/486 variables, 0/336 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 0/486 variables, 0/336 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 486/486 variables, and 336 constraints, problems are : Problem set: 0 solved, 1 unsolved in 314 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 272/272 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 2/2 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 153/154 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/154 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/214 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/214 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/232 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/232 variables, 2/62 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/232 variables, 0/62 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 214/446 variables, 232/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/446 variables, 2/296 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/446 variables, 1/297 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/446 variables, 0/297 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 40/486 variables, 40/337 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/486 variables, 0/337 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/486 variables, 0/337 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 486/486 variables, and 337 constraints, problems are : Problem set: 0 solved, 1 unsolved in 210 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 272/272 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 2/2 constraints]
After SMT, in 534ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 1099 steps, including 1 resets, run visited all 1 properties in 3 ms. (steps per millisecond=366 )
Parikh walk visited 1 properties in 4 ms.
RANDOM walk for 40000 steps (525 resets) in 114 ms. (347 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40002 steps (94 resets) in 45 ms. (869 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1612112 steps, run timeout after 3001 ms. (steps per millisecond=537 ) properties seen :0 out of 1
Probabilistic random walk after 1612112 steps, saw 226054 distinct states, run finished after 3001 ms. (steps per millisecond=537 ) properties seen :0
[2024-05-22 08:47:19] [INFO ] Invariant cache hit.
[2024-05-22 08:47:19] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 153/154 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/154 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/214 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/214 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/232 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/232 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 214/446 variables, 232/292 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/446 variables, 2/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/446 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 40/486 variables, 40/334 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/486 variables, 0/334 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/486 variables, 0/334 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 486/486 variables, and 334 constraints, problems are : Problem set: 0 solved, 1 unsolved in 192 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 272/272 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 153/154 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/154 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/214 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/214 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/232 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/232 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 214/446 variables, 232/292 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/446 variables, 2/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/446 variables, 1/295 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/446 variables, 0/295 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 40/486 variables, 40/335 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/486 variables, 0/335 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 0/486 variables, 0/335 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 486/486 variables, and 335 constraints, problems are : Problem set: 0 solved, 1 unsolved in 205 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 272/272 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 402ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 220 ms.
Support contains 1 out of 272 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 272/272 places, 214/214 transitions.
Partial Free-agglomeration rule applied 1 times.
Drop transitions (Partial Free agglomeration) removed 1 transitions
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 272 transition count 214
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 271 transition count 213
Applied a total of 2 rules in 11 ms. Remains 271 /272 variables (removed 1) and now considering 213/214 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11 ms. Remains : 271/272 places, 213/214 transitions.
RANDOM walk for 40000 steps (553 resets) in 122 ms. (325 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (91 resets) in 44 ms. (888 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1612838 steps, run timeout after 3001 ms. (steps per millisecond=537 ) properties seen :0 out of 1
Probabilistic random walk after 1612838 steps, saw 226156 distinct states, run finished after 3001 ms. (steps per millisecond=537 ) properties seen :0
// Phase 1: matrix 213 rows 271 cols
[2024-05-22 08:47:22] [INFO ] Computed 60 invariants in 7 ms
[2024-05-22 08:47:22] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 152/153 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/153 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 35/188 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/188 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/213 variables, 17/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/213 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 7/220 variables, 7/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/220 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 170/390 variables, 220/275 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/390 variables, 2/277 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:47:23] [INFO ] Deduced a trap composed of 17 places in 44 ms of which 1 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/390 variables, 1/278 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/390 variables, 0/278 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 12/402 variables, 8/286 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/402 variables, 3/289 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/402 variables, 0/289 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 1/403 variables, 1/290 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/403 variables, 1/291 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:47:23] [INFO ] Deduced a trap composed of 16 places in 35 ms of which 0 ms to minimize.
[2024-05-22 08:47:23] [INFO ] Deduced a trap composed of 18 places in 29 ms of which 1 ms to minimize.
At refinement iteration 18 (INCLUDED_ONLY) 0/403 variables, 2/293 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/403 variables, 0/293 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 42/445 variables, 3/296 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/445 variables, 1/297 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/445 variables, 0/297 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 39/484 variables, 39/336 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/484 variables, 0/336 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 0/484 variables, 0/336 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 484/484 variables, and 336 constraints, problems are : Problem set: 0 solved, 1 unsolved in 386 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 271/271 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 3/3 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 152/153 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/153 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 35/188 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/188 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/213 variables, 17/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/213 variables, 1/49 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/213 variables, 0/49 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 7/220 variables, 7/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/220 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 170/390 variables, 220/276 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/390 variables, 2/278 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/390 variables, 1/279 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/390 variables, 0/279 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 12/402 variables, 8/287 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/402 variables, 3/290 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/402 variables, 1/291 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/402 variables, 0/291 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 1/403 variables, 1/292 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/403 variables, 1/293 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/403 variables, 1/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/403 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (OVERLAPS) 42/445 variables, 3/297 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/445 variables, 1/298 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/445 variables, 0/298 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 39/484 variables, 39/337 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/484 variables, 0/337 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 27 (OVERLAPS) 0/484 variables, 0/337 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 484/484 variables, and 337 constraints, problems are : Problem set: 0 solved, 1 unsolved in 240 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 271/271 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 3/3 constraints]
After SMT, in 637ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 65154 steps, including 175 resets, run visited all 1 properties in 145 ms. (steps per millisecond=449 )
Parikh walk visited 1 properties in 144 ms.
RANDOM walk for 40000 steps (534 resets) in 122 ms. (325 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (83 resets) in 45 ms. (869 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1612307 steps, run timeout after 3001 ms. (steps per millisecond=537 ) properties seen :0 out of 1
Probabilistic random walk after 1612307 steps, saw 226088 distinct states, run finished after 3001 ms. (steps per millisecond=537 ) properties seen :0
// Phase 1: matrix 214 rows 272 cols
[2024-05-22 08:47:26] [INFO ] Computed 60 invariants in 7 ms
[2024-05-22 08:47:26] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 153/154 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/154 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/214 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/214 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/232 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/232 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 214/446 variables, 232/292 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/446 variables, 2/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/446 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 40/486 variables, 40/334 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/486 variables, 0/334 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/486 variables, 0/334 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 486/486 variables, and 334 constraints, problems are : Problem set: 0 solved, 1 unsolved in 193 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 272/272 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 153/154 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/154 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/214 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/214 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/232 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/232 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 214/446 variables, 232/292 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/446 variables, 2/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/446 variables, 1/295 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:47:27] [INFO ] Deduced a trap composed of 16 places in 52 ms of which 1 ms to minimize.
[2024-05-22 08:47:27] [INFO ] Deduced a trap composed of 17 places in 42 ms of which 1 ms to minimize.
[2024-05-22 08:47:27] [INFO ] Deduced a trap composed of 19 places in 36 ms of which 0 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/446 variables, 3/298 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/446 variables, 0/298 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 40/486 variables, 40/338 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/486 variables, 0/338 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/486 variables, 0/338 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 486/486 variables, and 338 constraints, problems are : Problem set: 0 solved, 1 unsolved in 344 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 272/272 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 3/3 constraints]
After SMT, in 547ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 222 ms.
Support contains 1 out of 272 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 272/272 places, 214/214 transitions.
Partial Free-agglomeration rule applied 1 times.
Drop transitions (Partial Free agglomeration) removed 1 transitions
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 272 transition count 214
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 271 transition count 213
Applied a total of 2 rules in 24 ms. Remains 271 /272 variables (removed 1) and now considering 213/214 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 24 ms. Remains : 271/272 places, 213/214 transitions.
RANDOM walk for 40000 steps (564 resets) in 130 ms. (305 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (90 resets) in 53 ms. (740 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1662069 steps, run timeout after 3001 ms. (steps per millisecond=553 ) properties seen :0 out of 1
Probabilistic random walk after 1662069 steps, saw 233210 distinct states, run finished after 3001 ms. (steps per millisecond=553 ) properties seen :0
// Phase 1: matrix 213 rows 271 cols
[2024-05-22 08:47:30] [INFO ] Computed 60 invariants in 5 ms
[2024-05-22 08:47:30] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 152/153 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/153 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 35/188 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/188 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/213 variables, 17/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/213 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 7/220 variables, 7/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/220 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 170/390 variables, 220/275 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/390 variables, 2/277 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/390 variables, 0/277 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 12/402 variables, 8/285 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/402 variables, 3/288 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/402 variables, 0/288 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 1/403 variables, 1/289 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/403 variables, 1/290 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/403 variables, 0/290 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 42/445 variables, 3/293 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/445 variables, 1/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/445 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 39/484 variables, 39/333 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/484 variables, 0/333 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/484 variables, 0/333 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 484/484 variables, and 333 constraints, problems are : Problem set: 0 solved, 1 unsolved in 207 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 271/271 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 152/153 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/153 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 35/188 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/188 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/213 variables, 17/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/213 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 7/220 variables, 7/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/220 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 170/390 variables, 220/275 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/390 variables, 2/277 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/390 variables, 1/278 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/390 variables, 0/278 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 12/402 variables, 8/286 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/402 variables, 3/289 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/402 variables, 0/289 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 1/403 variables, 1/290 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/403 variables, 1/291 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/403 variables, 0/291 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 42/445 variables, 3/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/445 variables, 1/295 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/445 variables, 0/295 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (OVERLAPS) 39/484 variables, 39/334 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/484 variables, 0/334 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (OVERLAPS) 0/484 variables, 0/334 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 484/484 variables, and 334 constraints, problems are : Problem set: 0 solved, 1 unsolved in 228 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 271/271 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 456ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 17380 steps, including 34 resets, run visited all 1 properties in 40 ms. (steps per millisecond=434 )
Parikh walk visited 1 properties in 39 ms.
RANDOM walk for 40000 steps (526 resets) in 129 ms. (307 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40002 steps (84 resets) in 44 ms. (888 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1630053 steps, run timeout after 3001 ms. (steps per millisecond=543 ) properties seen :0 out of 1
Probabilistic random walk after 1630053 steps, saw 228767 distinct states, run finished after 3001 ms. (steps per millisecond=543 ) properties seen :0
// Phase 1: matrix 214 rows 272 cols
[2024-05-22 08:47:34] [INFO ] Computed 60 invariants in 7 ms
[2024-05-22 08:47:34] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 153/154 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/154 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/214 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/214 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/232 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/232 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 214/446 variables, 232/292 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/446 variables, 2/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/446 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 40/486 variables, 40/334 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/486 variables, 0/334 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/486 variables, 0/334 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 486/486 variables, and 334 constraints, problems are : Problem set: 0 solved, 1 unsolved in 190 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 272/272 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 153/154 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/154 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/214 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/214 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/232 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/232 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 214/446 variables, 232/292 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/446 variables, 2/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/446 variables, 1/295 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/446 variables, 0/295 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 40/486 variables, 40/335 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:47:34] [INFO ] Deduced a trap composed of 7 places in 44 ms of which 0 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/486 variables, 1/336 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/486 variables, 0/336 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/486 variables, 0/336 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 486/486 variables, and 336 constraints, problems are : Problem set: 0 solved, 1 unsolved in 296 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 272/272 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints]
After SMT, in 498ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 192 ms.
Support contains 1 out of 272 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 272/272 places, 214/214 transitions.
Partial Free-agglomeration rule applied 1 times.
Drop transitions (Partial Free agglomeration) removed 1 transitions
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 272 transition count 214
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 271 transition count 213
Applied a total of 2 rules in 10 ms. Remains 271 /272 variables (removed 1) and now considering 213/214 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10 ms. Remains : 271/272 places, 213/214 transitions.
RANDOM walk for 40000 steps (542 resets) in 111 ms. (357 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (84 resets) in 46 ms. (851 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1644903 steps, run timeout after 3001 ms. (steps per millisecond=548 ) properties seen :0 out of 1
Probabilistic random walk after 1644903 steps, saw 230749 distinct states, run finished after 3003 ms. (steps per millisecond=547 ) properties seen :0
// Phase 1: matrix 213 rows 271 cols
[2024-05-22 08:47:37] [INFO ] Computed 60 invariants in 8 ms
[2024-05-22 08:47:37] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 152/153 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/153 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 35/188 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/188 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/213 variables, 17/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/213 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 7/220 variables, 7/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/220 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 170/390 variables, 220/275 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/390 variables, 2/277 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/390 variables, 0/277 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 12/402 variables, 8/285 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/402 variables, 3/288 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/402 variables, 0/288 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 1/403 variables, 1/289 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/403 variables, 1/290 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/403 variables, 0/290 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 42/445 variables, 3/293 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/445 variables, 1/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/445 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 39/484 variables, 39/333 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/484 variables, 0/333 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/484 variables, 0/333 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 484/484 variables, and 333 constraints, problems are : Problem set: 0 solved, 1 unsolved in 209 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 271/271 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 152/153 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/153 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 35/188 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/188 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/213 variables, 17/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/213 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 7/220 variables, 7/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/220 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 170/390 variables, 220/275 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/390 variables, 2/277 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/390 variables, 1/278 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/390 variables, 0/278 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 12/402 variables, 8/286 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/402 variables, 3/289 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/402 variables, 0/289 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 1/403 variables, 1/290 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/403 variables, 1/291 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:47:38] [INFO ] Deduced a trap composed of 18 places in 41 ms of which 1 ms to minimize.
[2024-05-22 08:47:38] [INFO ] Deduced a trap composed of 16 places in 33 ms of which 1 ms to minimize.
At refinement iteration 18 (INCLUDED_ONLY) 0/403 variables, 2/293 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/403 variables, 0/293 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 42/445 variables, 3/296 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/445 variables, 1/297 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/445 variables, 0/297 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 39/484 variables, 39/336 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/484 variables, 0/336 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 0/484 variables, 0/336 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 484/484 variables, and 336 constraints, problems are : Problem set: 0 solved, 1 unsolved in 379 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 271/271 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 2/2 constraints]
After SMT, in 601ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 12772 steps, including 40 resets, run visited all 1 properties in 34 ms. (steps per millisecond=375 )
Parikh walk visited 1 properties in 34 ms.
RANDOM walk for 40000 steps (533 resets) in 112 ms. (353 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (86 resets) in 44 ms. (888 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1618359 steps, run timeout after 3001 ms. (steps per millisecond=539 ) properties seen :0 out of 1
Probabilistic random walk after 1618359 steps, saw 226940 distinct states, run finished after 3001 ms. (steps per millisecond=539 ) properties seen :0
// Phase 1: matrix 214 rows 272 cols
[2024-05-22 08:47:41] [INFO ] Computed 60 invariants in 6 ms
[2024-05-22 08:47:41] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 153/154 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/154 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/214 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/214 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/232 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/232 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 214/446 variables, 232/292 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/446 variables, 2/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/446 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 40/486 variables, 40/334 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/486 variables, 0/334 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/486 variables, 0/334 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 486/486 variables, and 334 constraints, problems are : Problem set: 0 solved, 1 unsolved in 182 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 272/272 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 153/154 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/154 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/214 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/214 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/232 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/232 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 214/446 variables, 232/292 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/446 variables, 2/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/446 variables, 1/295 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:47:41] [INFO ] Deduced a trap composed of 16 places in 58 ms of which 1 ms to minimize.
[2024-05-22 08:47:41] [INFO ] Deduced a trap composed of 18 places in 57 ms of which 1 ms to minimize.
[2024-05-22 08:47:42] [INFO ] Deduced a trap composed of 18 places in 48 ms of which 1 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/446 variables, 3/298 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/446 variables, 0/298 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 40/486 variables, 40/338 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/486 variables, 0/338 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/486 variables, 0/338 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 486/486 variables, and 338 constraints, problems are : Problem set: 0 solved, 1 unsolved in 380 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 272/272 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 3/3 constraints]
After SMT, in 579ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 202 ms.
Support contains 1 out of 272 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 272/272 places, 214/214 transitions.
Partial Free-agglomeration rule applied 1 times.
Drop transitions (Partial Free agglomeration) removed 1 transitions
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 272 transition count 214
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 271 transition count 213
Applied a total of 2 rules in 23 ms. Remains 271 /272 variables (removed 1) and now considering 213/214 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 23 ms. Remains : 271/272 places, 213/214 transitions.
RANDOM walk for 40000 steps (540 resets) in 111 ms. (357 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (87 resets) in 52 ms. (754 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1664285 steps, run timeout after 3001 ms. (steps per millisecond=554 ) properties seen :0 out of 1
Probabilistic random walk after 1664285 steps, saw 233514 distinct states, run finished after 3001 ms. (steps per millisecond=554 ) properties seen :0
// Phase 1: matrix 213 rows 271 cols
[2024-05-22 08:47:45] [INFO ] Computed 60 invariants in 7 ms
[2024-05-22 08:47:45] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 152/153 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/153 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 35/188 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/188 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/213 variables, 17/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/213 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 7/220 variables, 7/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/220 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 170/390 variables, 220/275 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/390 variables, 2/277 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/390 variables, 0/277 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 12/402 variables, 8/285 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/402 variables, 3/288 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/402 variables, 0/288 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 1/403 variables, 1/289 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/403 variables, 1/290 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/403 variables, 0/290 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 42/445 variables, 3/293 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/445 variables, 1/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/445 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 39/484 variables, 39/333 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/484 variables, 0/333 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/484 variables, 0/333 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 484/484 variables, and 333 constraints, problems are : Problem set: 0 solved, 1 unsolved in 217 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 271/271 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 152/153 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/153 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 35/188 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/188 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/213 variables, 17/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/213 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 7/220 variables, 7/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/220 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 170/390 variables, 220/275 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/390 variables, 2/277 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/390 variables, 1/278 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:47:45] [INFO ] Deduced a trap composed of 16 places in 54 ms of which 1 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/390 variables, 1/279 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/390 variables, 0/279 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 12/402 variables, 8/287 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/402 variables, 3/290 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:47:45] [INFO ] Deduced a trap composed of 15 places in 43 ms of which 1 ms to minimize.
At refinement iteration 16 (INCLUDED_ONLY) 0/402 variables, 1/291 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/402 variables, 0/291 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 1/403 variables, 1/292 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/403 variables, 1/293 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:47:45] [INFO ] Deduced a trap composed of 17 places in 44 ms of which 1 ms to minimize.
At refinement iteration 20 (INCLUDED_ONLY) 0/403 variables, 1/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/403 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (OVERLAPS) 42/445 variables, 3/297 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/445 variables, 1/298 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/445 variables, 0/298 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 39/484 variables, 39/337 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/484 variables, 0/337 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 27 (OVERLAPS) 0/484 variables, 0/337 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 484/484 variables, and 337 constraints, problems are : Problem set: 0 solved, 1 unsolved in 435 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 271/271 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 3/3 constraints]
After SMT, in 666ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 58297 steps, including 202 resets, run visited all 1 properties in 135 ms. (steps per millisecond=431 )
Parikh walk visited 1 properties in 134 ms.
RANDOM walk for 40000 steps (538 resets) in 132 ms. (300 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (95 resets) in 44 ms. (888 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1610893 steps, run timeout after 3001 ms. (steps per millisecond=536 ) properties seen :0 out of 1
Probabilistic random walk after 1610893 steps, saw 225854 distinct states, run finished after 3001 ms. (steps per millisecond=536 ) properties seen :0
// Phase 1: matrix 214 rows 272 cols
[2024-05-22 08:47:49] [INFO ] Computed 60 invariants in 9 ms
[2024-05-22 08:47:49] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 153/154 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/154 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/214 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/214 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/232 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/232 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 214/446 variables, 232/292 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/446 variables, 2/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/446 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 40/486 variables, 40/334 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/486 variables, 0/334 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/486 variables, 0/334 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 486/486 variables, and 334 constraints, problems are : Problem set: 0 solved, 1 unsolved in 201 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 272/272 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 153/154 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/154 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/214 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/214 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/232 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/232 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 214/446 variables, 232/292 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/446 variables, 2/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/446 variables, 1/295 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/446 variables, 0/295 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 40/486 variables, 40/335 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/486 variables, 0/335 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 0/486 variables, 0/335 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 486/486 variables, and 335 constraints, problems are : Problem set: 0 solved, 1 unsolved in 201 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 272/272 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 423ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 20940 steps, including 46 resets, run visited all 1 properties in 49 ms. (steps per millisecond=427 )
Parikh walk visited 1 properties in 48 ms.
RANDOM walk for 40000 steps (535 resets) in 120 ms. (330 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (97 resets) in 47 ms. (833 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1615904 steps, run timeout after 3001 ms. (steps per millisecond=538 ) properties seen :0 out of 1
Probabilistic random walk after 1615904 steps, saw 226606 distinct states, run finished after 3001 ms. (steps per millisecond=538 ) properties seen :0
[2024-05-22 08:47:52] [INFO ] Invariant cache hit.
[2024-05-22 08:47:52] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 153/154 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/154 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/214 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/214 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/232 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/232 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 214/446 variables, 232/292 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/446 variables, 2/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/446 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 40/486 variables, 40/334 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/486 variables, 0/334 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/486 variables, 0/334 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 486/486 variables, and 334 constraints, problems are : Problem set: 0 solved, 1 unsolved in 167 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 272/272 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 153/154 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/154 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/214 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/214 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/232 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:47:52] [INFO ] Deduced a trap composed of 14 places in 42 ms of which 1 ms to minimize.
[2024-05-22 08:47:53] [INFO ] Deduced a trap composed of 12 places in 40 ms of which 0 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/232 variables, 2/62 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/232 variables, 0/62 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 214/446 variables, 232/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/446 variables, 2/296 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/446 variables, 1/297 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:47:53] [INFO ] Deduced a trap composed of 19 places in 51 ms of which 0 ms to minimize.
[2024-05-22 08:47:53] [INFO ] Deduced a trap composed of 21 places in 36 ms of which 1 ms to minimize.
[2024-05-22 08:47:53] [INFO ] Deduced a trap composed of 19 places in 32 ms of which 1 ms to minimize.
[2024-05-22 08:47:53] [INFO ] Deduced a trap composed of 17 places in 28 ms of which 0 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/446 variables, 4/301 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/446 variables, 0/301 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 40/486 variables, 40/341 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/486 variables, 0/341 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/486 variables, 0/341 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 486/486 variables, and 341 constraints, problems are : Problem set: 0 solved, 1 unsolved in 500 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 272/272 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 6/6 constraints]
After SMT, in 671ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 4953 steps, including 14 resets, run visited all 1 properties in 15 ms. (steps per millisecond=330 )
Parikh walk visited 1 properties in 14 ms.
RANDOM walk for 40000 steps (539 resets) in 114 ms. (347 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (78 resets) in 44 ms. (888 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1643821 steps, run timeout after 3001 ms. (steps per millisecond=547 ) properties seen :0 out of 1
Probabilistic random walk after 1643821 steps, saw 230595 distinct states, run finished after 3001 ms. (steps per millisecond=547 ) properties seen :0
[2024-05-22 08:47:56] [INFO ] Invariant cache hit.
[2024-05-22 08:47:56] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 153/154 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/154 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/214 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/214 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/232 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/232 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 214/446 variables, 232/292 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/446 variables, 2/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/446 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 40/486 variables, 40/334 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/486 variables, 0/334 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/486 variables, 0/334 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 486/486 variables, and 334 constraints, problems are : Problem set: 0 solved, 1 unsolved in 181 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 272/272 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 153/154 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/154 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/214 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/214 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/232 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/232 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 214/446 variables, 232/292 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/446 variables, 2/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/446 variables, 1/295 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:47:56] [INFO ] Deduced a trap composed of 16 places in 57 ms of which 1 ms to minimize.
[2024-05-22 08:47:56] [INFO ] Deduced a trap composed of 18 places in 46 ms of which 1 ms to minimize.
[2024-05-22 08:47:56] [INFO ] Deduced a trap composed of 19 places in 39 ms of which 0 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/446 variables, 3/298 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/446 variables, 0/298 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 40/486 variables, 40/338 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/486 variables, 0/338 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/486 variables, 0/338 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 486/486 variables, and 338 constraints, problems are : Problem set: 0 solved, 1 unsolved in 380 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 272/272 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 3/3 constraints]
After SMT, in 566ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 48770 steps, including 175 resets, run visited all 1 properties in 114 ms. (steps per millisecond=427 )
Parikh walk visited 1 properties in 113 ms.
RANDOM walk for 40000 steps (547 resets) in 114 ms. (347 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (83 resets) in 46 ms. (851 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1614672 steps, run timeout after 3001 ms. (steps per millisecond=538 ) properties seen :0 out of 1
Probabilistic random walk after 1614672 steps, saw 226415 distinct states, run finished after 3001 ms. (steps per millisecond=538 ) properties seen :0
[2024-05-22 08:48:00] [INFO ] Invariant cache hit.
[2024-05-22 08:48:00] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 153/154 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/154 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/214 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/214 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/232 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/232 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 214/446 variables, 232/292 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/446 variables, 2/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:48:00] [INFO ] Deduced a trap composed of 19 places in 44 ms of which 1 ms to minimize.
[2024-05-22 08:48:00] [INFO ] Deduced a trap composed of 17 places in 38 ms of which 1 ms to minimize.
[2024-05-22 08:48:00] [INFO ] Deduced a trap composed of 19 places in 40 ms of which 1 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/446 variables, 3/297 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/446 variables, 0/297 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 40/486 variables, 40/337 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/486 variables, 0/337 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 0/486 variables, 0/337 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 486/486 variables, and 337 constraints, problems are : Problem set: 0 solved, 1 unsolved in 349 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 272/272 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 3/3 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 153/154 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/154 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/214 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/214 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/232 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/232 variables, 3/63 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/232 variables, 0/63 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 214/446 variables, 232/295 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/446 variables, 2/297 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/446 variables, 1/298 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:48:00] [INFO ] Deduced a trap composed of 18 places in 35 ms of which 0 ms to minimize.
[2024-05-22 08:48:00] [INFO ] Deduced a trap composed of 16 places in 30 ms of which 1 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/446 variables, 2/300 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/446 variables, 0/300 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 40/486 variables, 40/340 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:48:00] [INFO ] Deduced a trap composed of 9 places in 41 ms of which 1 ms to minimize.
[2024-05-22 08:48:00] [INFO ] Deduced a trap composed of 7 places in 35 ms of which 1 ms to minimize.
At refinement iteration 14 (INCLUDED_ONLY) 0/486 variables, 2/342 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/486 variables, 0/342 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 0/486 variables, 0/342 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 486/486 variables, and 342 constraints, problems are : Problem set: 0 solved, 1 unsolved in 376 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 272/272 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 7/7 constraints]
After SMT, in 728ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 152 ms.
Support contains 1 out of 272 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 272/272 places, 214/214 transitions.
Partial Free-agglomeration rule applied 1 times.
Drop transitions (Partial Free agglomeration) removed 1 transitions
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 272 transition count 214
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 271 transition count 213
Applied a total of 2 rules in 11 ms. Remains 271 /272 variables (removed 1) and now considering 213/214 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11 ms. Remains : 271/272 places, 213/214 transitions.
RANDOM walk for 40000 steps (556 resets) in 128 ms. (310 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (94 resets) in 47 ms. (833 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1631732 steps, run timeout after 3001 ms. (steps per millisecond=543 ) properties seen :0 out of 1
Probabilistic random walk after 1631732 steps, saw 228995 distinct states, run finished after 3001 ms. (steps per millisecond=543 ) properties seen :0
// Phase 1: matrix 213 rows 271 cols
[2024-05-22 08:48:04] [INFO ] Computed 60 invariants in 6 ms
[2024-05-22 08:48:04] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 152/153 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/153 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 35/188 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/188 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/213 variables, 17/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/213 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 7/220 variables, 7/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/220 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 170/390 variables, 220/275 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/390 variables, 2/277 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/390 variables, 0/277 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 12/402 variables, 8/285 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/402 variables, 3/288 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/402 variables, 0/288 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 1/403 variables, 1/289 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/403 variables, 1/290 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/403 variables, 0/290 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 42/445 variables, 3/293 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/445 variables, 1/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/445 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 39/484 variables, 39/333 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/484 variables, 0/333 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/484 variables, 0/333 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 484/484 variables, and 333 constraints, problems are : Problem set: 0 solved, 1 unsolved in 201 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 271/271 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 152/153 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/153 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 35/188 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/188 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/213 variables, 17/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/213 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 7/220 variables, 7/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/220 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 170/390 variables, 220/275 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/390 variables, 2/277 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/390 variables, 1/278 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/390 variables, 0/278 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 12/402 variables, 8/286 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/402 variables, 3/289 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/402 variables, 0/289 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 1/403 variables, 1/290 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/403 variables, 1/291 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/403 variables, 0/291 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 42/445 variables, 3/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/445 variables, 1/295 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/445 variables, 0/295 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (OVERLAPS) 39/484 variables, 39/334 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:48:04] [INFO ] Deduced a trap composed of 5 places in 40 ms of which 1 ms to minimize.
At refinement iteration 23 (INCLUDED_ONLY) 0/484 variables, 1/335 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/484 variables, 0/335 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 0/484 variables, 0/335 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 484/484 variables, and 335 constraints, problems are : Problem set: 0 solved, 1 unsolved in 287 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 271/271 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints]
After SMT, in 497ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 121 ms.
Support contains 1 out of 271 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 271/271 places, 213/213 transitions.
Applied a total of 0 rules in 3 ms. Remains 271 /271 variables (removed 0) and now considering 213/213 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 271/271 places, 213/213 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 271/271 places, 213/213 transitions.
Applied a total of 0 rules in 3 ms. Remains 271 /271 variables (removed 0) and now considering 213/213 (removed 0) transitions.
[2024-05-22 08:48:04] [INFO ] Invariant cache hit.
[2024-05-22 08:48:04] [INFO ] Implicit Places using invariants in 147 ms returned []
[2024-05-22 08:48:04] [INFO ] Invariant cache hit.
[2024-05-22 08:48:05] [INFO ] State equation strengthened by 2 read => feed constraints.
[2024-05-22 08:48:05] [INFO ] Implicit Places using invariants and state equation in 349 ms returned []
Implicit Place search using SMT with State Equation took 498 ms to find 0 implicit places.
[2024-05-22 08:48:05] [INFO ] Redundant transitions in 2 ms returned []
Running 210 sub problems to find dead transitions.
[2024-05-22 08:48:05] [INFO ] Invariant cache hit.
[2024-05-22 08:48:05] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/268 variables, 36/36 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/268 variables, 17/53 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/268 variables, 0/53 constraints. Problems are: Problem set: 0 solved, 210 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 2/270 variables, 7/60 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/270 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 5 (OVERLAPS) 213/483 variables, 270/330 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/483 variables, 2/332 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/483 variables, 0/332 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 8 (OVERLAPS) 1/484 variables, 1/333 constraints. Problems are: Problem set: 0 solved, 210 unsolved
[2024-05-22 08:48:11] [INFO ] Deduced a trap composed of 6 places in 29 ms of which 0 ms to minimize.
[2024-05-22 08:48:11] [INFO ] Deduced a trap composed of 12 places in 33 ms of which 0 ms to minimize.
[2024-05-22 08:48:11] [INFO ] Deduced a trap composed of 6 places in 37 ms of which 1 ms to minimize.
[2024-05-22 08:48:12] [INFO ] Deduced a trap composed of 10 places in 58 ms of which 1 ms to minimize.
[2024-05-22 08:48:12] [INFO ] Deduced a trap composed of 40 places in 28 ms of which 1 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/484 variables, 5/338 constraints. Problems are: Problem set: 0 solved, 210 unsolved
[2024-05-22 08:48:14] [INFO ] Deduced a trap composed of 12 places in 55 ms of which 1 ms to minimize.
[2024-05-22 08:48:14] [INFO ] Deduced a trap composed of 9 places in 77 ms of which 1 ms to minimize.
[2024-05-22 08:48:15] [INFO ] Deduced a trap composed of 7 places in 59 ms of which 1 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/484 variables, 3/341 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/484 variables, 0/341 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 12 (OVERLAPS) 0/484 variables, 0/341 constraints. Problems are: Problem set: 0 solved, 210 unsolved
No progress, stopping.
After SMT solving in domain Real declared 484/484 variables, and 341 constraints, problems are : Problem set: 0 solved, 210 unsolved in 14704 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 271/271 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 210/210 constraints, Known Traps: 8/8 constraints]
Escalating to Integer solving :Problem set: 0 solved, 210 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/268 variables, 36/36 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/268 variables, 17/53 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/268 variables, 8/61 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/268 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 4 (OVERLAPS) 2/270 variables, 7/68 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/270 variables, 0/68 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 6 (OVERLAPS) 213/483 variables, 270/338 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/483 variables, 2/340 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/483 variables, 210/550 constraints. Problems are: Problem set: 0 solved, 210 unsolved
[2024-05-22 08:48:31] [INFO ] Deduced a trap composed of 16 places in 66 ms of which 1 ms to minimize.
[2024-05-22 08:48:34] [INFO ] Deduced a trap composed of 7 places in 71 ms of which 2 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/483 variables, 2/552 constraints. Problems are: Problem set: 0 solved, 210 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 483/484 variables, and 552 constraints, problems are : Problem set: 0 solved, 210 unsolved in 30012 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 270/271 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 210/210 constraints, Known Traps: 10/10 constraints]
After SMT, in 44815ms problems are : Problem set: 0 solved, 210 unsolved
Search for dead transitions found 0 dead transitions in 44818ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 45328 ms. Remains : 271/271 places, 213/213 transitions.
Attempting over-approximation, by ignoring read arcs.
Partial Free-agglomeration rule applied 1 times.
Drop transitions (Partial Free agglomeration) removed 1 transitions
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 271 transition count 213
Applied a total of 1 rules in 7 ms. Remains 271 /271 variables (removed 0) and now considering 213/213 (removed 0) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 213 rows 271 cols
[2024-05-22 08:48:50] [INFO ] Computed 60 invariants in 14 ms
[2024-05-22 08:48:50] [INFO ] [Real]Absence check using 36 positive place invariants in 5 ms returned sat
[2024-05-22 08:48:50] [INFO ] [Real]Absence check using 36 positive and 24 generalized place invariants in 14 ms returned sat
[2024-05-22 08:48:50] [INFO ] After 73ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 08:48:50] [INFO ] [Nat]Absence check using 36 positive place invariants in 4 ms returned sat
[2024-05-22 08:48:50] [INFO ] [Nat]Absence check using 36 positive and 24 generalized place invariants in 14 ms returned sat
[2024-05-22 08:48:50] [INFO ] After 97ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2024-05-22 08:48:50] [INFO ] After 113ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2024-05-22 08:48:50] [INFO ] After 203ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Over-approximation ignoring read arcs solved 0 properties in 302 ms.
RANDOM walk for 40000 steps (539 resets) in 119 ms. (333 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40002 steps (88 resets) in 55 ms. (714 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1596324 steps, run timeout after 3001 ms. (steps per millisecond=531 ) properties seen :0 out of 1
Probabilistic random walk after 1596324 steps, saw 223546 distinct states, run finished after 3001 ms. (steps per millisecond=531 ) properties seen :0
// Phase 1: matrix 214 rows 272 cols
[2024-05-22 08:48:53] [INFO ] Computed 60 invariants in 5 ms
[2024-05-22 08:48:53] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 153/154 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/154 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/214 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/214 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/232 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/232 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 214/446 variables, 232/292 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/446 variables, 2/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:48:53] [INFO ] Deduced a trap composed of 21 places in 58 ms of which 1 ms to minimize.
[2024-05-22 08:48:53] [INFO ] Deduced a trap composed of 22 places in 52 ms of which 1 ms to minimize.
[2024-05-22 08:48:53] [INFO ] Deduced a trap composed of 16 places in 38 ms of which 1 ms to minimize.
[2024-05-22 08:48:53] [INFO ] Deduced a trap composed of 21 places in 42 ms of which 1 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/446 variables, 4/298 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/446 variables, 0/298 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 40/486 variables, 40/338 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/486 variables, 0/338 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 0/486 variables, 0/338 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 486/486 variables, and 338 constraints, problems are : Problem set: 0 solved, 1 unsolved in 415 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 272/272 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 4/4 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 153/154 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/154 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/214 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/214 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/232 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/232 variables, 4/64 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/232 variables, 0/64 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 214/446 variables, 232/296 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/446 variables, 2/298 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/446 variables, 1/299 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/446 variables, 0/299 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 40/486 variables, 40/339 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/486 variables, 0/339 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/486 variables, 0/339 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 486/486 variables, and 339 constraints, problems are : Problem set: 0 solved, 1 unsolved in 226 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 272/272 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 4/4 constraints]
After SMT, in 650ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 25435 steps, including 73 resets, run visited all 1 properties in 60 ms. (steps per millisecond=423 )
Parikh walk visited 1 properties in 59 ms.
RANDOM walk for 40000 steps (530 resets) in 134 ms. (296 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (84 resets) in 48 ms. (816 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1615597 steps, run timeout after 3001 ms. (steps per millisecond=538 ) properties seen :0 out of 1
Probabilistic random walk after 1615597 steps, saw 226560 distinct states, run finished after 3001 ms. (steps per millisecond=538 ) properties seen :0
[2024-05-22 08:48:57] [INFO ] Invariant cache hit.
[2024-05-22 08:48:57] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 153/154 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/154 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/214 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/214 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/232 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/232 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 214/446 variables, 232/292 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/446 variables, 2/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:48:57] [INFO ] Deduced a trap composed of 17 places in 58 ms of which 1 ms to minimize.
[2024-05-22 08:48:57] [INFO ] Deduced a trap composed of 18 places in 56 ms of which 1 ms to minimize.
[2024-05-22 08:48:57] [INFO ] Deduced a trap composed of 18 places in 40 ms of which 1 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/446 variables, 3/297 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/446 variables, 0/297 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 40/486 variables, 40/337 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/486 variables, 0/337 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 0/486 variables, 0/337 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 486/486 variables, and 337 constraints, problems are : Problem set: 0 solved, 1 unsolved in 387 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 272/272 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 3/3 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 153/154 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/154 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/214 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/214 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/232 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/232 variables, 3/63 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:48:57] [INFO ] Deduced a trap composed of 14 places in 42 ms of which 1 ms to minimize.
[2024-05-22 08:48:57] [INFO ] Deduced a trap composed of 12 places in 36 ms of which 1 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/232 variables, 2/65 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/232 variables, 0/65 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 214/446 variables, 232/297 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/446 variables, 2/299 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/446 variables, 1/300 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/446 variables, 0/300 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 40/486 variables, 40/340 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/486 variables, 0/340 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/486 variables, 0/340 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 486/486 variables, and 340 constraints, problems are : Problem set: 0 solved, 1 unsolved in 318 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 272/272 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 5/5 constraints]
After SMT, in 709ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 24839 steps, including 73 resets, run visited all 1 properties in 62 ms. (steps per millisecond=400 )
Parikh walk visited 1 properties in 61 ms.
RANDOM walk for 40000 steps (524 resets) in 117 ms. (338 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40002 steps (90 resets) in 47 ms. (833 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1597411 steps, run timeout after 3001 ms. (steps per millisecond=532 ) properties seen :0 out of 1
Probabilistic random walk after 1597411 steps, saw 223731 distinct states, run finished after 3003 ms. (steps per millisecond=531 ) properties seen :0
[2024-05-22 08:49:01] [INFO ] Invariant cache hit.
[2024-05-22 08:49:01] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 153/154 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/154 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/214 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/214 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/232 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/232 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 214/446 variables, 232/292 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/446 variables, 2/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/446 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 40/486 variables, 40/334 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/486 variables, 0/334 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/486 variables, 0/334 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 486/486 variables, and 334 constraints, problems are : Problem set: 0 solved, 1 unsolved in 172 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 272/272 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 153/154 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/154 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/214 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/214 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/232 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/232 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 214/446 variables, 232/292 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/446 variables, 2/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/446 variables, 1/295 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:49:01] [INFO ] Deduced a trap composed of 17 places in 54 ms of which 1 ms to minimize.
[2024-05-22 08:49:01] [INFO ] Deduced a trap composed of 18 places in 54 ms of which 1 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/446 variables, 2/297 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/446 variables, 0/297 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 40/486 variables, 40/337 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/486 variables, 0/337 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/486 variables, 0/337 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 486/486 variables, and 337 constraints, problems are : Problem set: 0 solved, 1 unsolved in 371 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 272/272 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 2/2 constraints]
After SMT, in 549ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 50174 steps, including 326 resets, run visited all 1 properties in 127 ms. (steps per millisecond=395 )
Parikh walk visited 1 properties in 126 ms.
RANDOM walk for 40000 steps (517 resets) in 122 ms. (325 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (85 resets) in 50 ms. (784 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1582838 steps, run timeout after 3001 ms. (steps per millisecond=527 ) properties seen :0 out of 1
Probabilistic random walk after 1582838 steps, saw 221442 distinct states, run finished after 3002 ms. (steps per millisecond=527 ) properties seen :0
[2024-05-22 08:49:04] [INFO ] Invariant cache hit.
[2024-05-22 08:49:04] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 153/154 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/154 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/214 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/214 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/232 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/232 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 214/446 variables, 232/292 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/446 variables, 2/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/446 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 40/486 variables, 40/334 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/486 variables, 0/334 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/486 variables, 0/334 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 486/486 variables, and 334 constraints, problems are : Problem set: 0 solved, 1 unsolved in 199 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 272/272 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 153/154 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/154 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/214 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/214 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/232 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:49:05] [INFO ] Deduced a trap composed of 14 places in 42 ms of which 1 ms to minimize.
[2024-05-22 08:49:05] [INFO ] Deduced a trap composed of 12 places in 36 ms of which 1 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/232 variables, 2/62 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/232 variables, 0/62 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 214/446 variables, 232/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/446 variables, 2/296 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/446 variables, 1/297 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:49:05] [INFO ] Deduced a trap composed of 17 places in 46 ms of which 0 ms to minimize.
[2024-05-22 08:49:05] [INFO ] Deduced a trap composed of 20 places in 35 ms of which 1 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/446 variables, 2/299 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/446 variables, 0/299 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 40/486 variables, 40/339 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/486 variables, 0/339 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/486 variables, 0/339 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 486/486 variables, and 339 constraints, problems are : Problem set: 0 solved, 1 unsolved in 414 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 272/272 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 4/4 constraints]
After SMT, in 617ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 16474 steps, including 64 resets, run visited all 1 properties in 42 ms. (steps per millisecond=392 )
Parikh walk visited 1 properties in 42 ms.
RANDOM walk for 40000 steps (531 resets) in 112 ms. (353 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (86 resets) in 52 ms. (754 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1586598 steps, run timeout after 3001 ms. (steps per millisecond=528 ) properties seen :0 out of 1
Probabilistic random walk after 1586598 steps, saw 221922 distinct states, run finished after 3001 ms. (steps per millisecond=528 ) properties seen :0
[2024-05-22 08:49:08] [INFO ] Invariant cache hit.
[2024-05-22 08:49:08] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 153/154 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/154 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/214 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/214 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/232 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/232 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 214/446 variables, 232/292 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/446 variables, 2/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:49:08] [INFO ] Deduced a trap composed of 17 places in 49 ms of which 1 ms to minimize.
[2024-05-22 08:49:08] [INFO ] Deduced a trap composed of 18 places in 42 ms of which 1 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/446 variables, 2/296 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/446 variables, 0/296 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 40/486 variables, 40/336 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/486 variables, 0/336 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 0/486 variables, 0/336 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 486/486 variables, and 336 constraints, problems are : Problem set: 0 solved, 1 unsolved in 313 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 272/272 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 2/2 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 153/154 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/154 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/214 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/214 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/232 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/232 variables, 2/62 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/232 variables, 0/62 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 214/446 variables, 232/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/446 variables, 2/296 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/446 variables, 1/297 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/446 variables, 0/297 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 40/486 variables, 40/337 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/486 variables, 0/337 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/486 variables, 0/337 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 486/486 variables, and 337 constraints, problems are : Problem set: 0 solved, 1 unsolved in 178 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 272/272 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 2/2 constraints]
After SMT, in 496ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 12073 steps, including 47 resets, run visited all 1 properties in 31 ms. (steps per millisecond=389 )
Parikh walk visited 1 properties in 30 ms.
RANDOM walk for 40000 steps (537 resets) in 115 ms. (344 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (85 resets) in 45 ms. (869 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1624242 steps, run timeout after 3001 ms. (steps per millisecond=541 ) properties seen :0 out of 1
Probabilistic random walk after 1624242 steps, saw 227901 distinct states, run finished after 3003 ms. (steps per millisecond=540 ) properties seen :0
[2024-05-22 08:49:12] [INFO ] Invariant cache hit.
[2024-05-22 08:49:12] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 153/154 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/154 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/214 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/214 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/232 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/232 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 214/446 variables, 232/292 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/446 variables, 2/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/446 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 40/486 variables, 40/334 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/486 variables, 0/334 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/486 variables, 0/334 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 486/486 variables, and 334 constraints, problems are : Problem set: 0 solved, 1 unsolved in 202 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 272/272 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 153/154 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/154 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/214 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/214 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/232 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:49:12] [INFO ] Deduced a trap composed of 14 places in 45 ms of which 1 ms to minimize.
[2024-05-22 08:49:12] [INFO ] Deduced a trap composed of 12 places in 38 ms of which 1 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/232 variables, 2/62 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/232 variables, 0/62 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 214/446 variables, 232/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/446 variables, 2/296 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/446 variables, 1/297 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/446 variables, 0/297 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 40/486 variables, 40/337 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/486 variables, 0/337 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/486 variables, 0/337 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 486/486 variables, and 337 constraints, problems are : Problem set: 0 solved, 1 unsolved in 290 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 272/272 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 2/2 constraints]
After SMT, in 497ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 436 steps, including 1 resets, run visited all 1 properties in 2 ms. (steps per millisecond=218 )
Parikh walk visited 1 properties in 3 ms.
RANDOM walk for 40000 steps (533 resets) in 110 ms. (360 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (83 resets) in 50 ms. (784 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1633228 steps, run timeout after 3001 ms. (steps per millisecond=544 ) properties seen :0 out of 1
Probabilistic random walk after 1633228 steps, saw 229211 distinct states, run finished after 3002 ms. (steps per millisecond=544 ) properties seen :0
[2024-05-22 08:49:15] [INFO ] Invariant cache hit.
[2024-05-22 08:49:15] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 153/154 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/154 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/214 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/214 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/232 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/232 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 214/446 variables, 232/292 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/446 variables, 2/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/446 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 40/486 variables, 40/334 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/486 variables, 0/334 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/486 variables, 0/334 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 486/486 variables, and 334 constraints, problems are : Problem set: 0 solved, 1 unsolved in 170 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 272/272 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 153/154 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/154 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/214 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/214 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/232 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/232 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 214/446 variables, 232/292 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/446 variables, 2/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/446 variables, 1/295 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:49:15] [INFO ] Deduced a trap composed of 19 places in 46 ms of which 1 ms to minimize.
[2024-05-22 08:49:16] [INFO ] Deduced a trap composed of 16 places in 40 ms of which 1 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/446 variables, 2/297 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/446 variables, 0/297 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 40/486 variables, 40/337 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/486 variables, 0/337 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/486 variables, 0/337 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 486/486 variables, and 337 constraints, problems are : Problem set: 0 solved, 1 unsolved in 308 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 272/272 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 2/2 constraints]
After SMT, in 483ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 383 steps, including 1 resets, run visited all 1 properties in 3 ms. (steps per millisecond=127 )
Parikh walk visited 1 properties in 2 ms.
RANDOM walk for 40000 steps (514 resets) in 109 ms. (363 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (93 resets) in 46 ms. (851 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1680291 steps, run timeout after 3001 ms. (steps per millisecond=559 ) properties seen :0 out of 1
Probabilistic random walk after 1680291 steps, saw 235623 distinct states, run finished after 3001 ms. (steps per millisecond=559 ) properties seen :0
[2024-05-22 08:49:19] [INFO ] Invariant cache hit.
[2024-05-22 08:49:19] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 137/138 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/138 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 69/207 variables, 36/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:49:19] [INFO ] Deduced a trap composed of 7 places in 38 ms of which 0 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/207 variables, 1/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/207 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 25/232 variables, 23/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/232 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 214/446 variables, 232/293 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (INCLUDED_ONLY) 0/446 variables, 2/295 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/446 variables, 0/295 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 40/486 variables, 40/335 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/486 variables, 0/335 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 0/486 variables, 0/335 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 486/486 variables, and 335 constraints, problems are : Problem set: 0 solved, 1 unsolved in 303 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 272/272 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 137/138 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/138 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 69/207 variables, 36/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/207 variables, 1/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/207 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 25/232 variables, 23/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/232 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 214/446 variables, 232/293 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/446 variables, 2/295 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/446 variables, 1/296 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/446 variables, 0/296 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 40/486 variables, 40/336 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/486 variables, 0/336 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/486 variables, 0/336 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 486/486 variables, and 336 constraints, problems are : Problem set: 0 solved, 1 unsolved in 259 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 272/272 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints]
After SMT, in 566ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 410 ms.
Support contains 1 out of 272 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 272/272 places, 214/214 transitions.
Partial Free-agglomeration rule applied 1 times.
Drop transitions (Partial Free agglomeration) removed 1 transitions
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 272 transition count 214
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 271 transition count 213
Applied a total of 2 rules in 10 ms. Remains 271 /272 variables (removed 1) and now considering 213/214 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11 ms. Remains : 271/272 places, 213/214 transitions.
RANDOM walk for 40000 steps (546 resets) in 133 ms. (298 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (85 resets) in 57 ms. (689 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1645511 steps, run timeout after 3001 ms. (steps per millisecond=548 ) properties seen :0 out of 1
Probabilistic random walk after 1645511 steps, saw 230831 distinct states, run finished after 3002 ms. (steps per millisecond=548 ) properties seen :0
// Phase 1: matrix 213 rows 271 cols
[2024-05-22 08:49:23] [INFO ] Computed 60 invariants in 6 ms
[2024-05-22 08:49:23] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 136/137 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/137 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 40/177 variables, 22/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/177 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 34/211 variables, 23/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/211 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 9/220 variables, 9/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/220 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (OVERLAPS) 170/390 variables, 220/275 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/390 variables, 2/277 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/390 variables, 0/277 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 12/402 variables, 8/285 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/402 variables, 3/288 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/402 variables, 0/288 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 1/403 variables, 1/289 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/403 variables, 1/290 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/403 variables, 0/290 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 42/445 variables, 3/293 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/445 variables, 1/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/445 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 39/484 variables, 39/333 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/484 variables, 0/333 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/484 variables, 0/333 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 484/484 variables, and 333 constraints, problems are : Problem set: 0 solved, 1 unsolved in 216 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 271/271 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 136/137 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/137 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 40/177 variables, 22/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/177 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 34/211 variables, 23/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/211 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 9/220 variables, 9/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/220 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 170/390 variables, 220/275 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/390 variables, 2/277 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/390 variables, 1/278 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/390 variables, 0/278 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 12/402 variables, 8/286 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/402 variables, 3/289 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/402 variables, 0/289 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 1/403 variables, 1/290 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/403 variables, 1/291 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/403 variables, 0/291 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 42/445 variables, 3/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/445 variables, 1/295 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/445 variables, 0/295 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (OVERLAPS) 39/484 variables, 39/334 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/484 variables, 0/334 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (OVERLAPS) 0/484 variables, 0/334 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 484/484 variables, and 334 constraints, problems are : Problem set: 0 solved, 1 unsolved in 254 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 271/271 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 481ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 359 ms.
Support contains 1 out of 271 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 271/271 places, 213/213 transitions.
Applied a total of 0 rules in 4 ms. Remains 271 /271 variables (removed 0) and now considering 213/213 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4 ms. Remains : 271/271 places, 213/213 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 271/271 places, 213/213 transitions.
Applied a total of 0 rules in 4 ms. Remains 271 /271 variables (removed 0) and now considering 213/213 (removed 0) transitions.
[2024-05-22 08:49:24] [INFO ] Invariant cache hit.
[2024-05-22 08:49:24] [INFO ] Implicit Places using invariants in 150 ms returned []
[2024-05-22 08:49:24] [INFO ] Invariant cache hit.
[2024-05-22 08:49:24] [INFO ] State equation strengthened by 2 read => feed constraints.
[2024-05-22 08:49:24] [INFO ] Implicit Places using invariants and state equation in 316 ms returned []
Implicit Place search using SMT with State Equation took 467 ms to find 0 implicit places.
[2024-05-22 08:49:24] [INFO ] Redundant transitions in 1 ms returned []
Running 210 sub problems to find dead transitions.
[2024-05-22 08:49:24] [INFO ] Invariant cache hit.
[2024-05-22 08:49:24] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/268 variables, 36/36 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/268 variables, 17/53 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/268 variables, 0/53 constraints. Problems are: Problem set: 0 solved, 210 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 2/270 variables, 7/60 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/270 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 5 (OVERLAPS) 213/483 variables, 270/330 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/483 variables, 2/332 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/483 variables, 0/332 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 8 (OVERLAPS) 1/484 variables, 1/333 constraints. Problems are: Problem set: 0 solved, 210 unsolved
[2024-05-22 08:49:30] [INFO ] Deduced a trap composed of 6 places in 33 ms of which 0 ms to minimize.
[2024-05-22 08:49:30] [INFO ] Deduced a trap composed of 12 places in 40 ms of which 1 ms to minimize.
[2024-05-22 08:49:31] [INFO ] Deduced a trap composed of 6 places in 47 ms of which 3 ms to minimize.
[2024-05-22 08:49:31] [INFO ] Deduced a trap composed of 10 places in 57 ms of which 1 ms to minimize.
[2024-05-22 08:49:31] [INFO ] Deduced a trap composed of 40 places in 38 ms of which 1 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/484 variables, 5/338 constraints. Problems are: Problem set: 0 solved, 210 unsolved
[2024-05-22 08:49:34] [INFO ] Deduced a trap composed of 12 places in 50 ms of which 1 ms to minimize.
[2024-05-22 08:49:34] [INFO ] Deduced a trap composed of 9 places in 75 ms of which 2 ms to minimize.
[2024-05-22 08:49:34] [INFO ] Deduced a trap composed of 7 places in 60 ms of which 1 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/484 variables, 3/341 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/484 variables, 0/341 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 12 (OVERLAPS) 0/484 variables, 0/341 constraints. Problems are: Problem set: 0 solved, 210 unsolved
No progress, stopping.
After SMT solving in domain Real declared 484/484 variables, and 341 constraints, problems are : Problem set: 0 solved, 210 unsolved in 14882 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 271/271 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 210/210 constraints, Known Traps: 8/8 constraints]
Escalating to Integer solving :Problem set: 0 solved, 210 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/268 variables, 36/36 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/268 variables, 17/53 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/268 variables, 8/61 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/268 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 4 (OVERLAPS) 2/270 variables, 7/68 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/270 variables, 0/68 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 6 (OVERLAPS) 213/483 variables, 270/338 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/483 variables, 2/340 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/483 variables, 210/550 constraints. Problems are: Problem set: 0 solved, 210 unsolved
[2024-05-22 08:49:50] [INFO ] Deduced a trap composed of 16 places in 66 ms of which 2 ms to minimize.
[2024-05-22 08:49:53] [INFO ] Deduced a trap composed of 7 places in 74 ms of which 1 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/483 variables, 2/552 constraints. Problems are: Problem set: 0 solved, 210 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 483/484 variables, and 552 constraints, problems are : Problem set: 0 solved, 210 unsolved in 30016 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 270/271 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 210/210 constraints, Known Traps: 10/10 constraints]
After SMT, in 45020ms problems are : Problem set: 0 solved, 210 unsolved
Search for dead transitions found 0 dead transitions in 45023ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 45505 ms. Remains : 271/271 places, 213/213 transitions.
Attempting over-approximation, by ignoring read arcs.
Partial Free-agglomeration rule applied 1 times.
Drop transitions (Partial Free agglomeration) removed 1 transitions
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 271 transition count 213
Applied a total of 1 rules in 9 ms. Remains 271 /271 variables (removed 0) and now considering 213/213 (removed 0) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 213 rows 271 cols
[2024-05-22 08:50:09] [INFO ] Computed 60 invariants in 5 ms
[2024-05-22 08:50:09] [INFO ] [Real]Absence check using 36 positive place invariants in 5 ms returned sat
[2024-05-22 08:50:09] [INFO ] [Real]Absence check using 36 positive and 24 generalized place invariants in 15 ms returned sat
[2024-05-22 08:50:09] [INFO ] After 86ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 08:50:09] [INFO ] [Nat]Absence check using 36 positive place invariants in 4 ms returned sat
[2024-05-22 08:50:09] [INFO ] [Nat]Absence check using 36 positive and 24 generalized place invariants in 14 ms returned sat
[2024-05-22 08:50:09] [INFO ] After 90ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2024-05-22 08:50:09] [INFO ] After 109ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2024-05-22 08:50:09] [INFO ] After 187ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Over-approximation ignoring read arcs solved 0 properties in 292 ms.
RANDOM walk for 4 steps (0 resets) in 4 ms. (0 steps per ms) remains 0/1 properties
RANDOM walk for 40000 steps (538 resets) in 123 ms. (322 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (96 resets) in 52 ms. (754 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1716643 steps, run timeout after 3001 ms. (steps per millisecond=572 ) properties seen :0 out of 1
Probabilistic random walk after 1716643 steps, saw 240159 distinct states, run finished after 3001 ms. (steps per millisecond=572 ) properties seen :0
// Phase 1: matrix 214 rows 272 cols
[2024-05-22 08:50:12] [INFO ] Computed 60 invariants in 5 ms
[2024-05-22 08:50:12] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 137/138 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/138 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 69/207 variables, 36/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/207 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/232 variables, 23/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/232 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 214/446 variables, 232/292 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/446 variables, 2/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:50:13] [INFO ] Deduced a trap composed of 18 places in 49 ms of which 1 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/446 variables, 1/295 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/446 variables, 0/295 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 40/486 variables, 40/335 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/486 variables, 0/335 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 0/486 variables, 0/335 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 486/486 variables, and 335 constraints, problems are : Problem set: 0 solved, 1 unsolved in 293 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 272/272 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 137/138 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/138 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 69/207 variables, 36/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/207 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/232 variables, 23/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/232 variables, 1/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/232 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 214/446 variables, 232/293 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/446 variables, 2/295 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/446 variables, 1/296 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/446 variables, 0/296 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 40/486 variables, 40/336 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/486 variables, 0/336 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/486 variables, 0/336 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 486/486 variables, and 336 constraints, problems are : Problem set: 0 solved, 1 unsolved in 260 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 272/272 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints]
After SMT, in 563ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 18257 steps, including 103 resets, run visited all 1 properties in 44 ms. (steps per millisecond=414 )
Parikh walk visited 1 properties in 43 ms.
RANDOM walk for 40000 steps (532 resets) in 113 ms. (350 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (89 resets) in 43 ms. (909 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1628645 steps, run timeout after 3001 ms. (steps per millisecond=542 ) properties seen :0 out of 1
Probabilistic random walk after 1628645 steps, saw 228528 distinct states, run finished after 3001 ms. (steps per millisecond=542 ) properties seen :0
[2024-05-22 08:50:16] [INFO ] Invariant cache hit.
[2024-05-22 08:50:16] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 137/138 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/138 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 69/207 variables, 36/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/207 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/232 variables, 23/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/232 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 214/446 variables, 232/292 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/446 variables, 2/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/446 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 40/486 variables, 40/334 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/486 variables, 0/334 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/486 variables, 0/334 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 486/486 variables, and 334 constraints, problems are : Problem set: 0 solved, 1 unsolved in 194 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 272/272 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 137/138 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/138 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 69/207 variables, 36/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:50:16] [INFO ] Deduced a trap composed of 7 places in 34 ms of which 0 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/207 variables, 1/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/207 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 25/232 variables, 23/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/232 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 214/446 variables, 232/293 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/446 variables, 2/295 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/446 variables, 1/296 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/446 variables, 0/296 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 40/486 variables, 40/336 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/486 variables, 0/336 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/486 variables, 0/336 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 486/486 variables, and 336 constraints, problems are : Problem set: 0 solved, 1 unsolved in 227 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 272/272 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints]
After SMT, in 425ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 400 ms.
Support contains 1 out of 272 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 272/272 places, 214/214 transitions.
Partial Free-agglomeration rule applied 1 times.
Drop transitions (Partial Free agglomeration) removed 1 transitions
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 272 transition count 214
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 271 transition count 213
Applied a total of 2 rules in 10 ms. Remains 271 /272 variables (removed 1) and now considering 213/214 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10 ms. Remains : 271/272 places, 213/214 transitions.
RANDOM walk for 40000 steps (552 resets) in 109 ms. (363 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (87 resets) in 47 ms. (833 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1604521 steps, run timeout after 3001 ms. (steps per millisecond=534 ) properties seen :0 out of 1
Probabilistic random walk after 1604521 steps, saw 224862 distinct states, run finished after 3001 ms. (steps per millisecond=534 ) properties seen :0
// Phase 1: matrix 213 rows 271 cols
[2024-05-22 08:50:20] [INFO ] Computed 60 invariants in 6 ms
[2024-05-22 08:50:20] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 136/137 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/137 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 40/177 variables, 22/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/177 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 34/211 variables, 23/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/211 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 9/220 variables, 9/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/220 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 170/390 variables, 220/275 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/390 variables, 2/277 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/390 variables, 0/277 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 12/402 variables, 8/285 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/402 variables, 3/288 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/402 variables, 0/288 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 1/403 variables, 1/289 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/403 variables, 1/290 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/403 variables, 0/290 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 42/445 variables, 3/293 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/445 variables, 1/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/445 variables, 0/294 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 39/484 variables, 39/333 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/484 variables, 0/333 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/484 variables, 0/333 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 484/484 variables, and 333 constraints, problems are : Problem set: 0 solved, 1 unsolved in 211 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 271/271 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 136/137 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/137 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 40/177 variables, 22/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/177 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 34/211 variables, 23/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:50:20] [INFO ] Deduced a trap composed of 12 places in 41 ms of which 0 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/211 variables, 1/47 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/211 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 9/220 variables, 9/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/220 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 170/390 variables, 220/276 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/390 variables, 2/278 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/390 variables, 1/279 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/390 variables, 0/279 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 12/402 variables, 8/287 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/402 variables, 3/290 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/402 variables, 0/290 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 1/403 variables, 1/291 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/403 variables, 1/292 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/403 variables, 0/292 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 42/445 variables, 3/295 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/445 variables, 1/296 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/445 variables, 0/296 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 39/484 variables, 39/335 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/484 variables, 0/335 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 0/484 variables, 0/335 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 484/484 variables, and 335 constraints, problems are : Problem set: 0 solved, 1 unsolved in 287 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 271/271 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints]
After SMT, in 510ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 349 ms.
Support contains 1 out of 271 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 271/271 places, 213/213 transitions.
Applied a total of 0 rules in 7 ms. Remains 271 /271 variables (removed 0) and now considering 213/213 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 7 ms. Remains : 271/271 places, 213/213 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 271/271 places, 213/213 transitions.
Applied a total of 0 rules in 4 ms. Remains 271 /271 variables (removed 0) and now considering 213/213 (removed 0) transitions.
[2024-05-22 08:50:21] [INFO ] Invariant cache hit.
[2024-05-22 08:50:21] [INFO ] Implicit Places using invariants in 163 ms returned []
[2024-05-22 08:50:21] [INFO ] Invariant cache hit.
[2024-05-22 08:50:21] [INFO ] State equation strengthened by 2 read => feed constraints.
[2024-05-22 08:50:21] [INFO ] Implicit Places using invariants and state equation in 327 ms returned []
Implicit Place search using SMT with State Equation took 491 ms to find 0 implicit places.
[2024-05-22 08:50:21] [INFO ] Redundant transitions in 1 ms returned []
Running 210 sub problems to find dead transitions.
[2024-05-22 08:50:21] [INFO ] Invariant cache hit.
[2024-05-22 08:50:21] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/268 variables, 36/36 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/268 variables, 17/53 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/268 variables, 0/53 constraints. Problems are: Problem set: 0 solved, 210 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 2/270 variables, 7/60 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/270 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 5 (OVERLAPS) 213/483 variables, 270/330 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/483 variables, 2/332 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/483 variables, 0/332 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 8 (OVERLAPS) 1/484 variables, 1/333 constraints. Problems are: Problem set: 0 solved, 210 unsolved
[2024-05-22 08:50:27] [INFO ] Deduced a trap composed of 6 places in 34 ms of which 0 ms to minimize.
[2024-05-22 08:50:27] [INFO ] Deduced a trap composed of 12 places in 40 ms of which 1 ms to minimize.
[2024-05-22 08:50:28] [INFO ] Deduced a trap composed of 6 places in 43 ms of which 1 ms to minimize.
[2024-05-22 08:50:28] [INFO ] Deduced a trap composed of 10 places in 58 ms of which 1 ms to minimize.
[2024-05-22 08:50:28] [INFO ] Deduced a trap composed of 40 places in 33 ms of which 0 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/484 variables, 5/338 constraints. Problems are: Problem set: 0 solved, 210 unsolved
[2024-05-22 08:50:31] [INFO ] Deduced a trap composed of 12 places in 51 ms of which 1 ms to minimize.
[2024-05-22 08:50:31] [INFO ] Deduced a trap composed of 9 places in 68 ms of which 2 ms to minimize.
[2024-05-22 08:50:31] [INFO ] Deduced a trap composed of 7 places in 60 ms of which 1 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/484 variables, 3/341 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/484 variables, 0/341 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 12 (OVERLAPS) 0/484 variables, 0/341 constraints. Problems are: Problem set: 0 solved, 210 unsolved
No progress, stopping.
After SMT solving in domain Real declared 484/484 variables, and 341 constraints, problems are : Problem set: 0 solved, 210 unsolved in 14737 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 271/271 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 210/210 constraints, Known Traps: 8/8 constraints]
Escalating to Integer solving :Problem set: 0 solved, 210 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/268 variables, 36/36 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/268 variables, 17/53 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/268 variables, 8/61 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/268 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 4 (OVERLAPS) 2/270 variables, 7/68 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/270 variables, 0/68 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 6 (OVERLAPS) 213/483 variables, 270/338 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/483 variables, 2/340 constraints. Problems are: Problem set: 0 solved, 210 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/483 variables, 210/550 constraints. Problems are: Problem set: 0 solved, 210 unsolved
[2024-05-22 08:50:47] [INFO ] Deduced a trap composed of 16 places in 74 ms of which 2 ms to minimize.
[2024-05-22 08:50:50] [INFO ] Deduced a trap composed of 7 places in 71 ms of which 2 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/483 variables, 2/552 constraints. Problems are: Problem set: 0 solved, 210 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 483/484 variables, and 552 constraints, problems are : Problem set: 0 solved, 210 unsolved in 30019 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 270/271 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 210/210 constraints, Known Traps: 10/10 constraints]
After SMT, in 44862ms problems are : Problem set: 0 solved, 210 unsolved
Search for dead transitions found 0 dead transitions in 44866ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 45372 ms. Remains : 271/271 places, 213/213 transitions.
Attempting over-approximation, by ignoring read arcs.
Partial Free-agglomeration rule applied 1 times.
Drop transitions (Partial Free agglomeration) removed 1 transitions
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 271 transition count 213
Applied a total of 1 rules in 7 ms. Remains 271 /271 variables (removed 0) and now considering 213/213 (removed 0) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 213 rows 271 cols
[2024-05-22 08:51:06] [INFO ] Computed 60 invariants in 3 ms
[2024-05-22 08:51:06] [INFO ] [Real]Absence check using 36 positive place invariants in 4 ms returned sat
[2024-05-22 08:51:06] [INFO ] [Real]Absence check using 36 positive and 24 generalized place invariants in 15 ms returned sat
[2024-05-22 08:51:06] [INFO ] After 68ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 08:51:06] [INFO ] [Nat]Absence check using 36 positive place invariants in 5 ms returned sat
[2024-05-22 08:51:06] [INFO ] [Nat]Absence check using 36 positive and 24 generalized place invariants in 14 ms returned sat
[2024-05-22 08:51:06] [INFO ] After 100ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2024-05-22 08:51:06] [INFO ] After 117ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2024-05-22 08:51:06] [INFO ] After 195ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Over-approximation ignoring read arcs solved 0 properties in 276 ms.
RANDOM walk for 40000 steps (537 resets) in 112 ms. (353 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (88 resets) in 46 ms. (851 steps per ms) remains 1/1 properties

BK_TIME_CONFINEMENT_REACHED

--------------------
content from stderr:

+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
+ export PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ export LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
+ LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
++ sed s/.jar//
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202405141337.jar
++ perl -pe 's/.*\.//g'
+ VERSION=202405141337
+ echo 'Running Version 202405141337'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination QuasiLiveness -timeout 180 -rebuildPNML

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="DES-PT-40a"
export BK_EXAMINATION="QuasiLiveness"
export BK_TOOL="greatspnxred"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="1800"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"

# this is specific to your benchmark or test

export BIN_DIR="$HOME/BenchKit/bin"

# remove the execution directoty if it exists (to avoid increse of .vmdk images)
if [ -d execution ] ; then
rm -rf execution
fi

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5568"
echo " Executing tool greatspnxred"
echo " Input is DES-PT-40a, examination is QuasiLiveness"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r100-tall-171624200900447"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/DES-PT-40a.tgz
mv DES-PT-40a execution
cd execution
if [ "QuasiLiveness" = "ReachabilityDeadlock" ] || [ "QuasiLiveness" = "UpperBounds" ] || [ "QuasiLiveness" = "QuasiLiveness" ] || [ "QuasiLiveness" = "StableMarking" ] || [ "QuasiLiveness" = "Liveness" ] || [ "QuasiLiveness" = "OneSafe" ] || [ "QuasiLiveness" = "StateSpace" ]; then
rm -f GenericPropertiesVerdict.xml
fi
pwd
ls -lh

echo
echo "--------------------"
echo "content from stdout:"
echo
echo "=== Data for post analysis generated by BenchKit (invocation template)"
echo
if [ "QuasiLiveness" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "QuasiLiveness" != "StateSpace" ] ; then
echo "The expected result is a vector of booleans"
echo BOOL_VECTOR
else
echo "no data necessary for post analysis"
fi
echo
if [ -f "QuasiLiveness.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property QuasiLiveness.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "QuasiLiveness.xml" ] ; then # for cunf (txt files deleted;-)
echo echo "here is the order used to build the result vector(from xml file)"
for x in $(grep '' QuasiLiveness.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "QuasiLiveness" = "ReachabilityDeadlock" ] || [ "QuasiLiveness" = "QuasiLiveness" ] || [ "QuasiLiveness" = "StableMarking" ] || [ "QuasiLiveness" = "Liveness" ] || [ "QuasiLiveness" = "OneSafe" ] ; then
echo "FORMULA_NAME QuasiLiveness"
fi
echo
echo "=== Now, execution of the tool begins"
echo
echo -n "BK_START "
date -u +%s%3N
echo
timeout -s 9 $BK_TIME_CONFINEMENT bash -c "/home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n \"BK_STOP \" ; date -u +%s%3N"
if [ $? -eq 137 ] ; then
echo
echo "BK_TIME_CONFINEMENT_REACHED"
fi
echo
echo "--------------------"
echo "content from stderr:"
echo
cat STDERR ;