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-171624201000467.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-60a, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r100-tall-171624201000467
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 592K
-rw-r--r-- 1 mcc users 6.1K 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 5.3K May 14 13:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 49K 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 3.3K May 19 07:08 LTLCardinality.txt
-rw-r--r-- 1 mcc users 24K May 19 15:41 LTLCardinality.xml
-rw-r--r-- 1 mcc users 1.9K May 19 07:15 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K May 19 18:09 LTLFireability.xml
-rw-r--r-- 1 mcc users 16K Apr 12 08:46 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 178K Apr 12 08:46 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 7.0K Apr 12 08:43 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 59K Apr 12 08:43 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 110K 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 1716367082255

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-60a
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool greatspn
Invoking reducer
Running Version 202405141337
[2024-05-22 08:38:03] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -timeout, 180, -rebuildPNML]
[2024-05-22 08:38:03] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-22 08:38:03] [INFO ] Load time of PNML (sax parser for PT used): 81 ms
[2024-05-22 08:38:03] [INFO ] Transformed 354 places.
[2024-05-22 08:38:03] [INFO ] Transformed 311 transitions.
[2024-05-22 08:38:03] [INFO ] Found NUPN structural information;
[2024-05-22 08:38:03] [INFO ] Parsed PT model containing 354 places and 311 transitions and 1496 arcs in 174 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 354/354 places, 311/311 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 354 transition count 297
Applied a total of 14 rules in 31 ms. Remains 354 /354 variables (removed 0) and now considering 297/311 (removed 14) transitions.
// Phase 1: matrix 297 rows 354 cols
[2024-05-22 08:38:03] [INFO ] Computed 59 invariants in 33 ms
[2024-05-22 08:38:04] [INFO ] Implicit Places using invariants in 571 ms returned [251]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 602 ms to find 1 implicit places.
Starting structural reductions in LIVENESS mode, iteration 1 : 353/354 places, 297/311 transitions.
Applied a total of 0 rules in 9 ms. Remains 353 /353 variables (removed 0) and now considering 297/297 (removed 0) transitions.
Finished structural reductions in LIVENESS mode , in 2 iterations and 658 ms. Remains : 353/354 places, 297/311 transitions.
Discarding 9 transitions out of 297. Remains 288
Initial state reduction rules removed 1 formulas.
RANDOM walk for 40000 steps (880 resets) in 2467 ms. (16 steps per ms) remains 224/287 properties
BEST_FIRST walk for 404 steps (8 resets) in 9 ms. (40 steps per ms) remains 224/224 properties
BEST_FIRST walk for 403 steps (8 resets) in 10 ms. (36 steps per ms) remains 224/224 properties
BEST_FIRST walk for 404 steps (8 resets) in 10 ms. (36 steps per ms) remains 224/224 properties
BEST_FIRST walk for 404 steps (8 resets) in 14 ms. (26 steps per ms) remains 224/224 properties
BEST_FIRST walk for 403 steps (8 resets) in 23 ms. (16 steps per ms) remains 224/224 properties
BEST_FIRST walk for 403 steps (8 resets) in 14 ms. (26 steps per ms) remains 224/224 properties
BEST_FIRST walk for 404 steps (8 resets) in 13 ms. (28 steps per ms) remains 224/224 properties
BEST_FIRST walk for 402 steps (8 resets) in 14 ms. (26 steps per ms) remains 224/224 properties
BEST_FIRST walk for 403 steps (8 resets) in 10 ms. (36 steps per ms) remains 224/224 properties
BEST_FIRST walk for 404 steps (8 resets) in 14 ms. (26 steps per ms) remains 224/224 properties
BEST_FIRST walk for 403 steps (8 resets) in 22 ms. (17 steps per ms) remains 224/224 properties
BEST_FIRST walk for 404 steps (8 resets) in 22 ms. (17 steps per ms) remains 224/224 properties
BEST_FIRST walk for 403 steps (8 resets) in 11 ms. (33 steps per ms) remains 224/224 properties
BEST_FIRST walk for 404 steps (8 resets) in 8 ms. (44 steps per ms) remains 224/224 properties
BEST_FIRST walk for 402 steps (8 resets) in 8 ms. (44 steps per ms) remains 224/224 properties
BEST_FIRST walk for 403 steps (8 resets) in 11 ms. (33 steps per ms) remains 224/224 properties
BEST_FIRST walk for 403 steps (8 resets) in 8 ms. (44 steps per ms) remains 224/224 properties
BEST_FIRST walk for 403 steps (8 resets) in 10 ms. (36 steps per ms) remains 224/224 properties
BEST_FIRST walk for 404 steps (8 resets) in 8 ms. (44 steps per ms) remains 224/224 properties
BEST_FIRST walk for 403 steps (8 resets) in 9 ms. (40 steps per ms) remains 224/224 properties
BEST_FIRST walk for 403 steps (8 resets) in 8 ms. (44 steps per ms) remains 224/224 properties
BEST_FIRST walk for 403 steps (8 resets) in 5 ms. (67 steps per ms) remains 224/224 properties
BEST_FIRST walk for 403 steps (8 resets) in 10 ms. (36 steps per ms) remains 224/224 properties
BEST_FIRST walk for 404 steps (8 resets) in 11 ms. (33 steps per ms) remains 224/224 properties
BEST_FIRST walk for 403 steps (8 resets) in 9 ms. (40 steps per ms) remains 224/224 properties
BEST_FIRST walk for 403 steps (8 resets) in 4 ms. (80 steps per ms) remains 224/224 properties
BEST_FIRST walk for 404 steps (8 resets) in 24 ms. (16 steps per ms) remains 224/224 properties
BEST_FIRST walk for 403 steps (8 resets) in 5 ms. (67 steps per ms) remains 224/224 properties
BEST_FIRST walk for 403 steps (8 resets) in 4 ms. (80 steps per ms) remains 224/224 properties
BEST_FIRST walk for 404 steps (8 resets) in 5 ms. (67 steps per ms) remains 224/224 properties
BEST_FIRST walk for 404 steps (8 resets) in 6 ms. (57 steps per ms) remains 224/224 properties
BEST_FIRST walk for 404 steps (8 resets) in 8 ms. (44 steps per ms) remains 224/224 properties
BEST_FIRST walk for 403 steps (8 resets) in 7 ms. (50 steps per ms) remains 224/224 properties
BEST_FIRST walk for 403 steps (8 resets) in 7 ms. (50 steps per ms) remains 224/224 properties
BEST_FIRST walk for 404 steps (8 resets) in 9 ms. (40 steps per ms) remains 224/224 properties
BEST_FIRST walk for 402 steps (8 resets) in 7 ms. (50 steps per ms) remains 224/224 properties
BEST_FIRST walk for 403 steps (8 resets) in 6 ms. (57 steps per ms) remains 224/224 properties
BEST_FIRST walk for 404 steps (8 resets) in 5 ms. (67 steps per ms) remains 224/224 properties
BEST_FIRST walk for 403 steps (8 resets) in 6 ms. (57 steps per ms) remains 224/224 properties
BEST_FIRST walk for 403 steps (8 resets) in 6 ms. (57 steps per ms) remains 224/224 properties
BEST_FIRST walk for 404 steps (8 resets) in 7 ms. (50 steps per ms) remains 224/224 properties
BEST_FIRST walk for 403 steps (8 resets) in 9 ms. (40 steps per ms) remains 224/224 properties
BEST_FIRST walk for 403 steps (8 resets) in 5 ms. (67 steps per ms) remains 224/224 properties
BEST_FIRST walk for 402 steps (8 resets) in 7 ms. (50 steps per ms) remains 224/224 properties
BEST_FIRST walk for 403 steps (8 resets) in 6 ms. (57 steps per ms) remains 224/224 properties
BEST_FIRST walk for 404 steps (8 resets) in 6 ms. (57 steps per ms) remains 224/224 properties
BEST_FIRST walk for 403 steps (8 resets) in 8 ms. (44 steps per ms) remains 224/224 properties
BEST_FIRST walk for 403 steps (8 resets) in 6 ms. (57 steps per ms) remains 224/224 properties
BEST_FIRST walk for 404 steps (8 resets) in 7 ms. (50 steps per ms) remains 224/224 properties
BEST_FIRST walk for 404 steps (8 resets) in 5 ms. (67 steps per ms) remains 224/224 properties
// Phase 1: matrix 297 rows 353 cols
[2024-05-22 08:38:05] [INFO ] Computed 58 invariants in 14 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/229 variables, 229/229 constraints. Problems are: Problem set: 0 solved, 224 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/229 variables, 0/229 constraints. Problems are: Problem set: 0 solved, 224 unsolved
At refinement iteration 2 (OVERLAPS) 10/239 variables, 6/235 constraints. Problems are: Problem set: 0 solved, 224 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/239 variables, 10/245 constraints. Problems are: Problem set: 0 solved, 224 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/239 variables, 0/245 constraints. Problems are: Problem set: 0 solved, 224 unsolved
At refinement iteration 5 (OVERLAPS) 64/303 variables, 27/272 constraints. Problems are: Problem set: 0 solved, 224 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/303 variables, 64/336 constraints. Problems are: Problem set: 0 solved, 224 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 303/650 variables, and 336 constraints, problems are : Problem set: 0 solved, 224 unsolved in 5015 ms.
Refiners :[Domain max(s): 303/353 constraints, Positive P Invariants (semi-flows): 33/33 constraints, Generalized P Invariants (flows): 0/25 constraints, State Equation: 0/353 constraints, PredecessorRefiner: 224/224 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 224 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/229 variables, 229/229 constraints. Problems are: Problem set: 0 solved, 224 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/229 variables, 0/229 constraints. Problems are: Problem set: 0 solved, 224 unsolved
At refinement iteration 2 (OVERLAPS) 10/239 variables, 6/235 constraints. Problems are: Problem set: 0 solved, 224 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/239 variables, 10/245 constraints. Problems are: Problem set: 0 solved, 224 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/239 variables, 0/245 constraints. Problems are: Problem set: 0 solved, 224 unsolved
At refinement iteration 5 (OVERLAPS) 64/303 variables, 27/272 constraints. Problems are: Problem set: 0 solved, 224 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/303 variables, 64/336 constraints. Problems are: Problem set: 0 solved, 224 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/303 variables, 0/336 constraints. Problems are: Problem set: 0 solved, 224 unsolved
At refinement iteration 8 (OVERLAPS) 36/339 variables, 23/359 constraints. Problems are: Problem set: 0 solved, 224 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/339 variables, 36/395 constraints. Problems are: Problem set: 0 solved, 224 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/339 variables, 0/395 constraints. Problems are: Problem set: 0 solved, 224 unsolved
At refinement iteration 11 (OVERLAPS) 6/345 variables, 2/397 constraints. Problems are: Problem set: 0 solved, 224 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/345 variables, 6/403 constraints. Problems are: Problem set: 0 solved, 224 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 345/650 variables, and 403 constraints, problems are : Problem set: 0 solved, 224 unsolved in 5011 ms.
Refiners :[Domain max(s): 345/353 constraints, Positive P Invariants (semi-flows): 33/33 constraints, Generalized P Invariants (flows): 25/25 constraints, State Equation: 0/353 constraints, PredecessorRefiner: 0/224 constraints, Known Traps: 0/0 constraints]
After SMT, in 10433ms problems are : Problem set: 0 solved, 224 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 229 out of 353 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 353/353 places, 297/297 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 353 transition count 295
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 3 place count 352 transition count 294
Iterating global reduction 1 with 1 rules applied. Total rules applied 4 place count 352 transition count 294
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 352 transition count 294
Applied a total of 8 rules in 45 ms. Remains 352 /353 variables (removed 1) and now considering 294/297 (removed 3) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 45 ms. Remains : 352/353 places, 294/297 transitions.
RANDOM walk for 4000000 steps (53735 resets) in 49547 ms. (80 steps per ms) remains 213/224 properties
BEST_FIRST walk for 40004 steps (86 resets) in 267 ms. (149 steps per ms) remains 213/213 properties
BEST_FIRST walk for 40002 steps (94 resets) in 166 ms. (239 steps per ms) remains 213/213 properties
BEST_FIRST walk for 40003 steps (82 resets) in 177 ms. (224 steps per ms) remains 213/213 properties
BEST_FIRST walk for 40003 steps (101 resets) in 182 ms. (218 steps per ms) remains 213/213 properties
BEST_FIRST walk for 40003 steps (91 resets) in 198 ms. (201 steps per ms) remains 213/213 properties
BEST_FIRST walk for 40004 steps (88 resets) in 186 ms. (213 steps per ms) remains 213/213 properties
BEST_FIRST walk for 40003 steps (88 resets) in 187 ms. (212 steps per ms) remains 213/213 properties
BEST_FIRST walk for 40004 steps (84 resets) in 175 ms. (227 steps per ms) remains 213/213 properties
BEST_FIRST walk for 40003 steps (90 resets) in 174 ms. (228 steps per ms) remains 213/213 properties
BEST_FIRST walk for 40003 steps (92 resets) in 144 ms. (275 steps per ms) remains 213/213 properties
BEST_FIRST walk for 40003 steps (100 resets) in 114 ms. (347 steps per ms) remains 213/213 properties
BEST_FIRST walk for 40004 steps (93 resets) in 108 ms. (367 steps per ms) remains 213/213 properties
BEST_FIRST walk for 40003 steps (104 resets) in 109 ms. (363 steps per ms) remains 213/213 properties
BEST_FIRST walk for 40003 steps (86 resets) in 111 ms. (357 steps per ms) remains 213/213 properties
BEST_FIRST walk for 40004 steps (88 resets) in 110 ms. (360 steps per ms) remains 213/213 properties
BEST_FIRST walk for 40000 steps (95 resets) in 107 ms. (370 steps per ms) remains 213/213 properties
BEST_FIRST walk for 40004 steps (89 resets) in 110 ms. (360 steps per ms) remains 213/213 properties
BEST_FIRST walk for 40004 steps (84 resets) in 114 ms. (347 steps per ms) remains 213/213 properties
BEST_FIRST walk for 40004 steps (86 resets) in 110 ms. (360 steps per ms) remains 213/213 properties
BEST_FIRST walk for 40004 steps (83 resets) in 111 ms. (357 steps per ms) remains 213/213 properties
BEST_FIRST walk for 40004 steps (80 resets) in 111 ms. (357 steps per ms) remains 213/213 properties
BEST_FIRST walk for 40003 steps (90 resets) in 107 ms. (370 steps per ms) remains 213/213 properties
BEST_FIRST walk for 40004 steps (80 resets) in 111 ms. (357 steps per ms) remains 213/213 properties
BEST_FIRST walk for 40002 steps (92 resets) in 108 ms. (366 steps per ms) remains 213/213 properties
BEST_FIRST walk for 40002 steps (92 resets) in 111 ms. (357 steps per ms) remains 213/213 properties
BEST_FIRST walk for 40004 steps (84 resets) in 110 ms. (360 steps per ms) remains 213/213 properties
BEST_FIRST walk for 40004 steps (88 resets) in 112 ms. (354 steps per ms) remains 213/213 properties
BEST_FIRST walk for 40004 steps (86 resets) in 111 ms. (357 steps per ms) remains 213/213 properties
BEST_FIRST walk for 40003 steps (85 resets) in 107 ms. (370 steps per ms) remains 213/213 properties
BEST_FIRST walk for 40003 steps (85 resets) in 123 ms. (322 steps per ms) remains 213/213 properties
BEST_FIRST walk for 40003 steps (93 resets) in 155 ms. (256 steps per ms) remains 213/213 properties
BEST_FIRST walk for 40003 steps (88 resets) in 120 ms. (330 steps per ms) remains 213/213 properties
BEST_FIRST walk for 40003 steps (99 resets) in 114 ms. (347 steps per ms) remains 213/213 properties
BEST_FIRST walk for 40004 steps (89 resets) in 109 ms. (363 steps per ms) remains 213/213 properties
BEST_FIRST walk for 40004 steps (85 resets) in 110 ms. (360 steps per ms) remains 213/213 properties
BEST_FIRST walk for 40003 steps (90 resets) in 109 ms. (363 steps per ms) remains 213/213 properties
BEST_FIRST walk for 40004 steps (96 resets) in 112 ms. (354 steps per ms) remains 213/213 properties
BEST_FIRST walk for 40003 steps (93 resets) in 118 ms. (336 steps per ms) remains 213/213 properties
BEST_FIRST walk for 40002 steps (92 resets) in 113 ms. (350 steps per ms) remains 213/213 properties
BEST_FIRST walk for 40004 steps (89 resets) in 108 ms. (367 steps per ms) remains 213/213 properties
BEST_FIRST walk for 40002 steps (90 resets) in 111 ms. (357 steps per ms) remains 213/213 properties
BEST_FIRST walk for 40003 steps (87 resets) in 108 ms. (367 steps per ms) remains 213/213 properties
BEST_FIRST walk for 40003 steps (96 resets) in 112 ms. (354 steps per ms) remains 213/213 properties
BEST_FIRST walk for 40003 steps (92 resets) in 110 ms. (360 steps per ms) remains 213/213 properties
BEST_FIRST walk for 40001 steps (88 resets) in 109 ms. (363 steps per ms) remains 213/213 properties
BEST_FIRST walk for 40004 steps (88 resets) in 111 ms. (357 steps per ms) remains 213/213 properties
BEST_FIRST walk for 40003 steps (93 resets) in 110 ms. (360 steps per ms) remains 213/213 properties
BEST_FIRST walk for 40003 steps (91 resets) in 111 ms. (357 steps per ms) remains 213/213 properties
BEST_FIRST walk for 40003 steps (90 resets) in 110 ms. (360 steps per ms) remains 213/213 properties
BEST_FIRST walk for 40003 steps (92 resets) in 112 ms. (354 steps per ms) remains 213/213 properties
Interrupted probabilistic random walk after 8751347 steps, run timeout after 42001 ms. (steps per millisecond=208 ) properties seen :0 out of 213
Probabilistic random walk after 8751347 steps, saw 1116355 distinct states, run finished after 42006 ms. (steps per millisecond=208 ) properties seen :0
// Phase 1: matrix 294 rows 352 cols
[2024-05-22 08:39:12] [INFO ] Computed 60 invariants in 6 ms
[2024-05-22 08:39:12] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/218 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 1 (OVERLAPS) 10/228 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/228 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 3 (OVERLAPS) 72/300 variables, 30/36 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/300 variables, 0/36 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 5 (OVERLAPS) 43/343 variables, 24/60 constraints. Problems are: Problem set: 0 solved, 213 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/343 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 7 (OVERLAPS) 294/637 variables, 343/403 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/637 variables, 2/405 constraints. Problems are: Problem set: 0 solved, 213 unsolved
[2024-05-22 08:39:21] [INFO ] Deduced a trap composed of 14 places in 91 ms of which 13 ms to minimize.
[2024-05-22 08:39:22] [INFO ] Deduced a trap composed of 13 places in 85 ms of which 2 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/637 variables, 2/407 constraints. Problems are: Problem set: 0 solved, 213 unsolved
[2024-05-22 08:39:26] [INFO ] Deduced a trap composed of 16 places in 65 ms of which 2 ms to minimize.
[2024-05-22 08:39:26] [INFO ] Deduced a trap composed of 18 places in 51 ms of which 1 ms to minimize.
[2024-05-22 08:39:26] [INFO ] Deduced a trap composed of 17 places in 63 ms of which 2 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/637 variables, 3/410 constraints. Problems are: Problem set: 0 solved, 213 unsolved
[2024-05-22 08:39:31] [INFO ] Deduced a trap composed of 18 places in 62 ms of which 2 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/637 variables, 1/411 constraints. Problems are: Problem set: 0 solved, 213 unsolved
[2024-05-22 08:39:34] [INFO ] Deduced a trap composed of 13 places in 84 ms of which 2 ms to minimize.
[2024-05-22 08:39:34] [INFO ] Deduced a trap composed of 10 places in 72 ms of which 5 ms to minimize.
[2024-05-22 08:39:34] [INFO ] Deduced a trap composed of 12 places in 66 ms of which 2 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/637 variables, 3/414 constraints. Problems are: Problem set: 0 solved, 213 unsolved
[2024-05-22 08:39:38] [INFO ] Deduced a trap composed of 9 places in 50 ms of which 1 ms to minimize.
At refinement iteration 13 (INCLUDED_ONLY) 0/637 variables, 1/415 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/637 variables, 0/415 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 15 (OVERLAPS) 9/646 variables, 9/424 constraints. Problems are: Problem set: 0 solved, 213 unsolved
[2024-05-22 08:39:48] [INFO ] Deduced a trap composed of 7 places in 94 ms of which 2 ms to minimize.
At refinement iteration 16 (INCLUDED_ONLY) 0/646 variables, 1/425 constraints. Problems are: Problem set: 0 solved, 213 unsolved
[2024-05-22 08:39:54] [INFO ] Deduced a trap composed of 6 places in 60 ms of which 1 ms to minimize.
At refinement iteration 17 (INCLUDED_ONLY) 0/646 variables, 1/426 constraints. Problems are: Problem set: 0 solved, 213 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 646/646 variables, and 426 constraints, problems are : Problem set: 0 solved, 213 unsolved in 45018 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 352/352 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 213/213 constraints, Known Traps: 12/12 constraints]
Escalating to Integer solving :Problem set: 0 solved, 213 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/218 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 1 (OVERLAPS) 10/228 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/228 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 3 (OVERLAPS) 72/300 variables, 30/36 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/300 variables, 2/38 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/300 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 6 (OVERLAPS) 43/343 variables, 24/62 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/343 variables, 10/72 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/343 variables, 0/72 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 9 (OVERLAPS) 294/637 variables, 343/415 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/637 variables, 2/417 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/637 variables, 54/471 constraints. Problems are: Problem set: 0 solved, 213 unsolved
[2024-05-22 08:40:37] [INFO ] Deduced a trap composed of 8 places in 85 ms of which 2 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/637 variables, 1/472 constraints. Problems are: Problem set: 0 solved, 213 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 637/646 variables, and 472 constraints, problems are : Problem set: 0 solved, 213 unsolved in 45020 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 343/352 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 54/213 constraints, Known Traps: 13/13 constraints]
After SMT, in 90263ms problems are : Problem set: 0 solved, 213 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 218 out of 352 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 352/352 places, 294/294 transitions.
Applied a total of 0 rules in 15 ms. Remains 352 /352 variables (removed 0) and now considering 294/294 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 16 ms. Remains : 352/352 places, 294/294 transitions.
RANDOM walk for 4000000 steps (53906 resets) in 47912 ms. (83 steps per ms) remains 213/213 properties
BEST_FIRST walk for 40003 steps (89 resets) in 106 ms. (373 steps per ms) remains 213/213 properties
BEST_FIRST walk for 40003 steps (82 resets) in 108 ms. (367 steps per ms) remains 213/213 properties
BEST_FIRST walk for 40004 steps (89 resets) in 105 ms. (377 steps per ms) remains 213/213 properties
BEST_FIRST walk for 40004 steps (89 resets) in 107 ms. (370 steps per ms) remains 213/213 properties
BEST_FIRST walk for 40004 steps (93 resets) in 106 ms. (373 steps per ms) remains 213/213 properties
BEST_FIRST walk for 40004 steps (94 resets) in 107 ms. (370 steps per ms) remains 213/213 properties
BEST_FIRST walk for 40004 steps (83 resets) in 110 ms. (360 steps per ms) remains 213/213 properties
BEST_FIRST walk for 40004 steps (94 resets) in 108 ms. (367 steps per ms) remains 213/213 properties
BEST_FIRST walk for 40003 steps (100 resets) in 108 ms. (367 steps per ms) remains 213/213 properties
BEST_FIRST walk for 40003 steps (85 resets) in 105 ms. (377 steps per ms) remains 213/213 properties
BEST_FIRST walk for 40003 steps (94 resets) in 108 ms. (367 steps per ms) remains 213/213 properties
BEST_FIRST walk for 40003 steps (88 resets) in 104 ms. (380 steps per ms) remains 213/213 properties
BEST_FIRST walk for 40004 steps (97 resets) in 108 ms. (367 steps per ms) remains 213/213 properties
BEST_FIRST walk for 40004 steps (89 resets) in 138 ms. (287 steps per ms) remains 213/213 properties
BEST_FIRST walk for 40004 steps (97 resets) in 121 ms. (327 steps per ms) remains 213/213 properties
BEST_FIRST walk for 40004 steps (77 resets) in 103 ms. (384 steps per ms) remains 213/213 properties
BEST_FIRST walk for 40004 steps (94 resets) in 108 ms. (367 steps per ms) remains 213/213 properties
BEST_FIRST walk for 40004 steps (89 resets) in 107 ms. (370 steps per ms) remains 213/213 properties
BEST_FIRST walk for 40002 steps (99 resets) in 110 ms. (360 steps per ms) remains 213/213 properties
BEST_FIRST walk for 40004 steps (82 resets) in 106 ms. (373 steps per ms) remains 213/213 properties
BEST_FIRST walk for 40004 steps (84 resets) in 108 ms. (367 steps per ms) remains 213/213 properties
BEST_FIRST walk for 40002 steps (85 resets) in 107 ms. (370 steps per ms) remains 213/213 properties
BEST_FIRST walk for 40004 steps (86 resets) in 107 ms. (370 steps per ms) remains 213/213 properties
BEST_FIRST walk for 40004 steps (83 resets) in 125 ms. (317 steps per ms) remains 213/213 properties
BEST_FIRST walk for 40003 steps (89 resets) in 114 ms. (347 steps per ms) remains 213/213 properties
BEST_FIRST walk for 40004 steps (92 resets) in 107 ms. (370 steps per ms) remains 213/213 properties
BEST_FIRST walk for 40003 steps (89 resets) in 107 ms. (370 steps per ms) remains 213/213 properties
BEST_FIRST walk for 40004 steps (87 resets) in 108 ms. (367 steps per ms) remains 213/213 properties
BEST_FIRST walk for 40003 steps (90 resets) in 110 ms. (360 steps per ms) remains 213/213 properties
BEST_FIRST walk for 40004 steps (84 resets) in 105 ms. (377 steps per ms) remains 213/213 properties
BEST_FIRST walk for 40004 steps (84 resets) in 108 ms. (367 steps per ms) remains 213/213 properties
BEST_FIRST walk for 40004 steps (97 resets) in 106 ms. (373 steps per ms) remains 213/213 properties
BEST_FIRST walk for 40004 steps (96 resets) in 105 ms. (377 steps per ms) remains 213/213 properties
BEST_FIRST walk for 40004 steps (88 resets) in 107 ms. (370 steps per ms) remains 213/213 properties
BEST_FIRST walk for 40004 steps (89 resets) in 107 ms. (370 steps per ms) remains 213/213 properties
BEST_FIRST walk for 40004 steps (96 resets) in 111 ms. (357 steps per ms) remains 213/213 properties
BEST_FIRST walk for 40003 steps (93 resets) in 107 ms. (370 steps per ms) remains 213/213 properties
BEST_FIRST walk for 40003 steps (84 resets) in 109 ms. (363 steps per ms) remains 213/213 properties
BEST_FIRST walk for 40002 steps (94 resets) in 108 ms. (366 steps per ms) remains 213/213 properties
BEST_FIRST walk for 40004 steps (90 resets) in 108 ms. (367 steps per ms) remains 213/213 properties
BEST_FIRST walk for 40004 steps (89 resets) in 107 ms. (370 steps per ms) remains 213/213 properties
BEST_FIRST walk for 40004 steps (85 resets) in 107 ms. (370 steps per ms) remains 213/213 properties
BEST_FIRST walk for 40004 steps (91 resets) in 109 ms. (363 steps per ms) remains 213/213 properties
BEST_FIRST walk for 40003 steps (98 resets) in 107 ms. (370 steps per ms) remains 213/213 properties
BEST_FIRST walk for 40004 steps (90 resets) in 108 ms. (367 steps per ms) remains 213/213 properties
BEST_FIRST walk for 40003 steps (84 resets) in 105 ms. (377 steps per ms) remains 213/213 properties
BEST_FIRST walk for 40003 steps (90 resets) in 105 ms. (377 steps per ms) remains 213/213 properties
BEST_FIRST walk for 40003 steps (91 resets) in 110 ms. (360 steps per ms) remains 213/213 properties
BEST_FIRST walk for 40003 steps (92 resets) in 107 ms. (370 steps per ms) remains 213/213 properties
BEST_FIRST walk for 40003 steps (91 resets) in 108 ms. (367 steps per ms) remains 213/213 properties
Interrupted probabilistic random walk after 8681501 steps, run timeout after 39001 ms. (steps per millisecond=222 ) properties seen :0 out of 213
Probabilistic random walk after 8681501 steps, saw 1106468 distinct states, run finished after 39001 ms. (steps per millisecond=222 ) properties seen :0
[2024-05-22 08:41:35] [INFO ] Invariant cache hit.
[2024-05-22 08:41:35] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/218 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 1 (OVERLAPS) 10/228 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/228 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 3 (OVERLAPS) 72/300 variables, 30/36 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/300 variables, 0/36 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 5 (OVERLAPS) 43/343 variables, 24/60 constraints. Problems are: Problem set: 0 solved, 213 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/343 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 7 (OVERLAPS) 294/637 variables, 343/403 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/637 variables, 2/405 constraints. Problems are: Problem set: 0 solved, 213 unsolved
[2024-05-22 08:41:42] [INFO ] Deduced a trap composed of 11 places in 67 ms of which 1 ms to minimize.
[2024-05-22 08:41:44] [INFO ] Deduced a trap composed of 18 places in 62 ms of which 1 ms to minimize.
[2024-05-22 08:41:44] [INFO ] Deduced a trap composed of 13 places in 60 ms of which 1 ms to minimize.
[2024-05-22 08:41:44] [INFO ] Deduced a trap composed of 17 places in 56 ms of which 1 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/637 variables, 4/409 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/637 variables, 0/409 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 11 (OVERLAPS) 9/646 variables, 9/418 constraints. Problems are: Problem set: 0 solved, 213 unsolved
[2024-05-22 08:41:50] [INFO ] Deduced a trap composed of 7 places in 55 ms of which 1 ms to minimize.
[2024-05-22 08:41:50] [INFO ] Deduced a trap composed of 8 places in 33 ms of which 1 ms to minimize.
[2024-05-22 08:41:51] [INFO ] Deduced a trap composed of 17 places in 90 ms of which 2 ms to minimize.
[2024-05-22 08:41:52] [INFO ] Deduced a trap composed of 17 places in 65 ms of which 2 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/646 variables, 4/422 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/646 variables, 0/422 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 14 (OVERLAPS) 0/646 variables, 0/422 constraints. Problems are: Problem set: 0 solved, 213 unsolved
No progress, stopping.
After SMT solving in domain Real declared 646/646 variables, and 422 constraints, problems are : Problem set: 0 solved, 213 unsolved in 24776 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 352/352 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 213/213 constraints, Known Traps: 8/8 constraints]
Escalating to Integer solving :Problem set: 0 solved, 213 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/218 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 1 (OVERLAPS) 10/228 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/228 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 3 (OVERLAPS) 72/300 variables, 30/36 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/300 variables, 1/37 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/300 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 6 (OVERLAPS) 43/343 variables, 24/61 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/343 variables, 6/67 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/343 variables, 0/67 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 9 (OVERLAPS) 294/637 variables, 343/410 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/637 variables, 2/412 constraints. Problems are: Problem set: 0 solved, 213 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/637 variables, 54/466 constraints. Problems are: Problem set: 0 solved, 213 unsolved
[2024-05-22 08:42:32] [INFO ] Deduced a trap composed of 8 places in 81 ms of which 2 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/637 variables, 1/467 constraints. Problems are: Problem set: 0 solved, 213 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 637/646 variables, and 467 constraints, problems are : Problem set: 0 solved, 213 unsolved in 75011 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 343/352 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 54/213 constraints, Known Traps: 8/9 constraints]
After SMT, in 99965ms problems are : Problem set: 0 solved, 213 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 218 out of 352 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 352/352 places, 294/294 transitions.
Applied a total of 0 rules in 12 ms. Remains 352 /352 variables (removed 0) and now considering 294/294 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 13 ms. Remains : 352/352 places, 294/294 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 352/352 places, 294/294 transitions.
Applied a total of 0 rules in 9 ms. Remains 352 /352 variables (removed 0) and now considering 294/294 (removed 0) transitions.
[2024-05-22 08:43:15] [INFO ] Invariant cache hit.
[2024-05-22 08:43:15] [INFO ] Implicit Places using invariants in 116 ms returned []
[2024-05-22 08:43:15] [INFO ] Invariant cache hit.
[2024-05-22 08:43:15] [INFO ] State equation strengthened by 2 read => feed constraints.
[2024-05-22 08:43:15] [INFO ] Implicit Places using invariants and state equation in 241 ms returned []
Implicit Place search using SMT with State Equation took 358 ms to find 0 implicit places.
[2024-05-22 08:43:15] [INFO ] Redundant transitions in 14 ms returned []
Running 293 sub problems to find dead transitions.
[2024-05-22 08:43:15] [INFO ] Invariant cache hit.
[2024-05-22 08:43:15] [INFO ] State equation strengthened by 2 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/351 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 293 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/351 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 293 unsolved
At refinement iteration 2 (OVERLAPS) 1/352 variables, 36/47 constraints. Problems are: Problem set: 0 solved, 293 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/352 variables, 13/60 constraints. Problems are: Problem set: 0 solved, 293 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/352 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 293 unsolved
At refinement iteration 5 (OVERLAPS) 294/646 variables, 352/412 constraints. Problems are: Problem set: 0 solved, 293 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/646 variables, 2/414 constraints. Problems are: Problem set: 0 solved, 293 unsolved
[2024-05-22 08:43:22] [INFO ] Deduced a trap composed of 7 places in 56 ms of which 1 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/646 variables, 1/415 constraints. Problems are: Problem set: 0 solved, 293 unsolved
[2024-05-22 08:43:27] [INFO ] Deduced a trap composed of 15 places in 48 ms of which 1 ms to minimize.
[2024-05-22 08:43:28] [INFO ] Deduced a trap composed of 13 places in 51 ms of which 1 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/646 variables, 2/417 constraints. Problems are: Problem set: 0 solved, 293 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/646 variables, 0/417 constraints. Problems are: Problem set: 0 solved, 293 unsolved
At refinement iteration 10 (OVERLAPS) 0/646 variables, 0/417 constraints. Problems are: Problem set: 0 solved, 293 unsolved
No progress, stopping.
After SMT solving in domain Real declared 646/646 variables, and 417 constraints, problems are : Problem set: 0 solved, 293 unsolved in 27255 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 352/352 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 293/293 constraints, Known Traps: 3/3 constraints]
Escalating to Integer solving :Problem set: 0 solved, 293 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/351 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 293 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/351 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 293 unsolved
At refinement iteration 2 (OVERLAPS) 1/352 variables, 36/47 constraints. Problems are: Problem set: 0 solved, 293 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/352 variables, 13/60 constraints. Problems are: Problem set: 0 solved, 293 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/352 variables, 3/63 constraints. Problems are: Problem set: 0 solved, 293 unsolved
[2024-05-22 08:43:45] [INFO ] Deduced a trap composed of 11 places in 26 ms of which 0 ms to minimize.
[2024-05-22 08:43:45] [INFO ] Deduced a trap composed of 9 places in 37 ms of which 0 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/352 variables, 2/65 constraints. Problems are: Problem set: 0 solved, 293 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/352 variables, 0/65 constraints. Problems are: Problem set: 0 solved, 293 unsolved
At refinement iteration 7 (OVERLAPS) 294/646 variables, 352/417 constraints. Problems are: Problem set: 0 solved, 293 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/646 variables, 2/419 constraints. Problems are: Problem set: 0 solved, 293 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/646 variables, 293/712 constraints. Problems are: Problem set: 0 solved, 293 unsolved
[2024-05-22 08:44:09] [INFO ] Deduced a trap composed of 12 places in 52 ms of which 1 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 646/646 variables, and 713 constraints, problems are : Problem set: 0 solved, 293 unsolved in 30016 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 352/352 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 293/293 constraints, Known Traps: 6/6 constraints]
After SMT, in 57522ms problems are : Problem set: 0 solved, 293 unsolved
Search for dead transitions found 0 dead transitions in 57528ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 57927 ms. Remains : 352/352 places, 294/294 transitions.
RANDOM walk for 400000 steps (5406 resets) in 5377 ms. (74 steps per ms) remains 210/218 properties
Running SMT prover for 210 properties.
[2024-05-22 08:44:14] [INFO ] Invariant cache hit.
[2024-05-22 08:44:14] [INFO ] [Real]Absence check using 36 positive place invariants in 5 ms returned sat
[2024-05-22 08:44:14] [INFO ] [Real]Absence check using 36 positive and 24 generalized place invariants in 14 ms returned sat
[2024-05-22 08:44:15] [INFO ] After 435ms SMT Verify possible using state equation in real domain returned unsat :0 sat :210
[2024-05-22 08:44:15] [INFO ] State equation strengthened by 2 read => feed constraints.
[2024-05-22 08:44:15] [INFO ] After 294ms SMT Verify possible using 2 Read/Feed constraints in real domain returned unsat :0 sat :210
TRAPS : Iteration 0
[2024-05-22 08:44:16] [INFO ] Deduced a trap composed of 8 places in 45 ms of which 2 ms to minimize.
[2024-05-22 08:44:18] [INFO ] Deduced a trap composed of 16 places in 51 ms of which 1 ms to minimize.
TRAPS : Iteration 1
[2024-05-22 08:44:20] [INFO ] After 5063ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :0 real:210
[2024-05-22 08:44:20] [INFO ] After 5687ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:210
[2024-05-22 08:44:20] [INFO ] [Nat]Absence check using 36 positive place invariants in 4 ms returned sat
[2024-05-22 08:44:20] [INFO ] [Nat]Absence check using 36 positive and 24 generalized place invariants in 12 ms returned sat
[2024-05-22 08:44:21] [INFO ] After 572ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :210
[2024-05-22 08:44:21] [INFO ] After 334ms SMT Verify possible using 2 Read/Feed constraints in natural domain returned unsat :0 sat :210
TRAPS : Iteration 0
[2024-05-22 08:44:21] [INFO ] Deduced a trap composed of 12 places in 58 ms of which 1 ms to minimize.
[2024-05-22 08:44:21] [INFO ] Deduced a trap composed of 7 places in 58 ms of which 1 ms to minimize.
[2024-05-22 08:44:21] [INFO ] Deduced a trap composed of 7 places in 38 ms of which 1 ms to minimize.
[2024-05-22 08:44:21] [INFO ] Trap strengthening (SAT) tested/added 4/3 trap constraints in 207 ms
[2024-05-22 08:44:24] [INFO ] Deduced a trap composed of 19 places in 55 ms of which 2 ms to minimize.
[2024-05-22 08:44:24] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 78 ms
[2024-05-22 08:44:25] [INFO ] Deduced a trap composed of 21 places in 50 ms of which 1 ms to minimize.
[2024-05-22 08:44:25] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 75 ms
TRAPS : Iteration 1
[2024-05-22 08:44:28] [INFO ] Deduced a trap composed of 9 places in 59 ms of which 2 ms to minimize.
[2024-05-22 08:44:28] [INFO ] Deduced a trap composed of 17 places in 52 ms of which 1 ms to minimize.
[2024-05-22 08:44:28] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 147 ms
TRAPS : Iteration 2
[2024-05-22 08:44:36] [INFO ] After 15303ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :210
[2024-05-22 08:44:36] [INFO ] After 16401ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :210
RANDOM walk for 3996953 steps (53746 resets) in 111903 ms. (35 steps per ms) remains 211/213 properties
BEST_FIRST walk for 40002 steps (90 resets) in 202 ms. (197 steps per ms) remains 211/211 properties
BEST_FIRST walk for 40003 steps (98 resets) in 233 ms. (170 steps per ms) remains 211/211 properties
BEST_FIRST walk for 40003 steps (89 resets) in 211 ms. (188 steps per ms) remains 211/211 properties
BEST_FIRST walk for 40003 steps (84 resets) in 228 ms. (174 steps per ms) remains 211/211 properties
BEST_FIRST walk for 40004 steps (94 resets) in 265 ms. (150 steps per ms) remains 211/211 properties
BEST_FIRST walk for 40003 steps (93 resets) in 265 ms. (150 steps per ms) remains 211/211 properties
BEST_FIRST walk for 40004 steps (87 resets) in 165 ms. (240 steps per ms) remains 211/211 properties
BEST_FIRST walk for 40001 steps (89 resets) in 232 ms. (171 steps per ms) remains 211/211 properties
BEST_FIRST walk for 40004 steps (88 resets) in 192 ms. (207 steps per ms) remains 211/211 properties
BEST_FIRST walk for 40004 steps (94 resets) in 205 ms. (194 steps per ms) remains 211/211 properties
BEST_FIRST walk for 40002 steps (92 resets) in 181 ms. (219 steps per ms) remains 211/211 properties
BEST_FIRST walk for 40003 steps (90 resets) in 245 ms. (162 steps per ms) remains 211/211 properties
BEST_FIRST walk for 40004 steps (93 resets) in 246 ms. (161 steps per ms) remains 211/211 properties
BEST_FIRST walk for 40004 steps (85 resets) in 194 ms. (205 steps per ms) remains 211/211 properties
BEST_FIRST walk for 40004 steps (90 resets) in 203 ms. (196 steps per ms) remains 211/211 properties
BEST_FIRST walk for 40003 steps (93 resets) in 270 ms. (147 steps per ms) remains 211/211 properties
BEST_FIRST walk for 40003 steps (92 resets) in 246 ms. (161 steps per ms) remains 211/211 properties
BEST_FIRST walk for 40004 steps (95 resets) in 186 ms. (213 steps per ms) remains 211/211 properties
BEST_FIRST walk for 40003 steps (93 resets) in 240 ms. (165 steps per ms) remains 211/211 properties
BEST_FIRST walk for 40004 steps (88 resets) in 200 ms. (199 steps per ms) remains 211/211 properties
BEST_FIRST walk for 40003 steps (92 resets) in 242 ms. (164 steps per ms) remains 211/211 properties
BEST_FIRST walk for 40004 steps (92 resets) in 243 ms. (163 steps per ms) remains 211/211 properties
BEST_FIRST walk for 40003 steps (83 resets) in 192 ms. (207 steps per ms) remains 211/211 properties
BEST_FIRST walk for 40004 steps (90 resets) in 227 ms. (175 steps per ms) remains 211/211 properties
BEST_FIRST walk for 40003 steps (90 resets) in 261 ms. (152 steps per ms) remains 211/211 properties
BEST_FIRST walk for 40004 steps (79 resets) in 224 ms. (177 steps per ms) remains 211/211 properties
BEST_FIRST walk for 40003 steps (85 resets) in 242 ms. (164 steps per ms) remains 211/211 properties
BEST_FIRST walk for 40003 steps (92 resets) in 181 ms. (219 steps per ms) remains 211/211 properties
BEST_FIRST walk for 40002 steps (88 resets) in 203 ms. (196 steps per ms) remains 211/211 properties
BEST_FIRST walk for 40003 steps (95 resets) in 243 ms. (163 steps per ms) remains 211/211 properties
BEST_FIRST walk for 40004 steps (88 resets) in 245 ms. (162 steps per ms) remains 211/211 properties
BEST_FIRST walk for 40003 steps (83 resets) in 185 ms. (215 steps per ms) remains 211/211 properties
BEST_FIRST walk for 40004 steps (89 resets) in 240 ms. (165 steps per ms) remains 211/211 properties
BEST_FIRST walk for 40004 steps (86 resets) in 215 ms. (185 steps per ms) remains 211/211 properties
BEST_FIRST walk for 40004 steps (88 resets) in 238 ms. (167 steps per ms) remains 211/211 properties
BEST_FIRST walk for 40004 steps (92 resets) in 210 ms. (189 steps per ms) remains 211/211 properties
BEST_FIRST walk for 40004 steps (85 resets) in 234 ms. (170 steps per ms) remains 211/211 properties
BEST_FIRST walk for 40004 steps (93 resets) in 233 ms. (170 steps per ms) remains 211/211 properties
BEST_FIRST walk for 40004 steps (93 resets) in 299 ms. (133 steps per ms) remains 211/211 properties
BEST_FIRST walk for 40003 steps (92 resets) in 259 ms. (153 steps per ms) remains 211/211 properties
BEST_FIRST walk for 40004 steps (87 resets) in 179 ms. (222 steps per ms) remains 211/211 properties
BEST_FIRST walk for 40004 steps (85 resets) in 211 ms. (188 steps per ms) remains 211/211 properties
BEST_FIRST walk for 40004 steps (98 resets) in 249 ms. (160 steps per ms) remains 211/211 properties
BEST_FIRST walk for 40004 steps (95 resets) in 225 ms. (177 steps per ms) remains 211/211 properties
BEST_FIRST walk for 40004 steps (95 resets) in 192 ms. (207 steps per ms) remains 211/211 properties
BEST_FIRST walk for 40004 steps (82 resets) in 211 ms. (188 steps per ms) remains 211/211 properties
BEST_FIRST walk for 40003 steps (90 resets) in 229 ms. (173 steps per ms) remains 211/211 properties
BEST_FIRST walk for 40003 steps (90 resets) in 247 ms. (161 steps per ms) remains 211/211 properties
BEST_FIRST walk for 40004 steps (82 resets) in 242 ms. (164 steps per ms) remains 211/211 properties
BEST_FIRST walk for 40002 steps (89 resets) in 235 ms. (169 steps per ms) remains 211/211 properties
Probabilistic random walk after 10000001 steps, saw 1268379 distinct states, run finished after 59506 ms. (steps per millisecond=168 ) properties seen :0
[2024-05-22 08:46:09] [INFO ] Invariant cache hit.
[2024-05-22 08:46:09] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/216 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 211 unsolved
At refinement iteration 1 (OVERLAPS) 10/226 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 211 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/226 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 211 unsolved
At refinement iteration 3 (OVERLAPS) 72/298 variables, 30/36 constraints. Problems are: Problem set: 0 solved, 211 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/298 variables, 0/36 constraints. Problems are: Problem set: 0 solved, 211 unsolved
At refinement iteration 5 (OVERLAPS) 45/343 variables, 24/60 constraints. Problems are: Problem set: 0 solved, 211 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/343 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 211 unsolved
At refinement iteration 7 (OVERLAPS) 294/637 variables, 343/403 constraints. Problems are: Problem set: 0 solved, 211 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/637 variables, 2/405 constraints. Problems are: Problem set: 0 solved, 211 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/637 variables, 0/405 constraints. Problems are: Problem set: 0 solved, 211 unsolved
At refinement iteration 10 (OVERLAPS) 9/646 variables, 9/414 constraints. Problems are: Problem set: 0 solved, 211 unsolved
[2024-05-22 08:46:22] [INFO ] Deduced a trap composed of 7 places in 75 ms of which 2 ms to minimize.
[2024-05-22 08:46:22] [INFO ] Deduced a trap composed of 9 places in 51 ms of which 1 ms to minimize.
[2024-05-22 08:46:22] [INFO ] Deduced a trap composed of 11 places in 52 ms of which 1 ms to minimize.
[2024-05-22 08:46:24] [INFO ] Deduced a trap composed of 8 places in 52 ms of which 1 ms to minimize.
[2024-05-22 08:46:24] [INFO ] Deduced a trap composed of 17 places in 85 ms of which 2 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/646 variables, 5/419 constraints. Problems are: Problem set: 0 solved, 211 unsolved
[2024-05-22 08:46:28] [INFO ] Deduced a trap composed of 7 places in 91 ms of which 2 ms to minimize.
[2024-05-22 08:46:28] [INFO ] Deduced a trap composed of 13 places in 81 ms of which 1 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/646 variables, 2/421 constraints. Problems are: Problem set: 0 solved, 211 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/646 variables, 0/421 constraints. Problems are: Problem set: 0 solved, 211 unsolved
[2024-05-22 08:46:36] [INFO ] Deduced a trap composed of 14 places in 91 ms of which 2 ms to minimize.
At refinement iteration 14 (OVERLAPS) 0/646 variables, 1/422 constraints. Problems are: Problem set: 0 solved, 211 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/646 variables, 0/422 constraints. Problems are: Problem set: 0 solved, 211 unsolved
At refinement iteration 16 (OVERLAPS) 0/646 variables, 0/422 constraints. Problems are: Problem set: 0 solved, 211 unsolved
No progress, stopping.
After SMT solving in domain Real declared 646/646 variables, and 422 constraints, problems are : Problem set: 0 solved, 211 unsolved in 40256 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 352/352 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 211/211 constraints, Known Traps: 8/8 constraints]
Escalating to Integer solving :Problem set: 0 solved, 211 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/216 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 211 unsolved
At refinement iteration 1 (OVERLAPS) 10/226 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 211 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/226 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 211 unsolved
At refinement iteration 3 (OVERLAPS) 72/298 variables, 30/36 constraints. Problems are: Problem set: 0 solved, 211 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/298 variables, 2/38 constraints. Problems are: Problem set: 0 solved, 211 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/298 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 211 unsolved
At refinement iteration 6 (OVERLAPS) 45/343 variables, 24/62 constraints. Problems are: Problem set: 0 solved, 211 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/343 variables, 6/68 constraints. Problems are: Problem set: 0 solved, 211 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/343 variables, 0/68 constraints. Problems are: Problem set: 0 solved, 211 unsolved
At refinement iteration 9 (OVERLAPS) 294/637 variables, 343/411 constraints. Problems are: Problem set: 0 solved, 211 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/637 variables, 2/413 constraints. Problems are: Problem set: 0 solved, 211 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/637 variables, 54/467 constraints. Problems are: Problem set: 0 solved, 211 unsolved
[2024-05-22 08:47:17] [INFO ] Deduced a trap composed of 10 places in 59 ms of which 1 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/637 variables, 1/468 constraints. Problems are: Problem set: 0 solved, 211 unsolved
[2024-05-22 08:47:51] [INFO ] Deduced a trap composed of 13 places in 71 ms of which 2 ms to minimize.
[2024-05-22 08:48:01] [INFO ] Deduced a trap composed of 11 places in 71 ms of which 2 ms to minimize.
At refinement iteration 13 (INCLUDED_ONLY) 0/637 variables, 2/470 constraints. Problems are: Problem set: 0 solved, 211 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 637/646 variables, and 470 constraints, problems are : Problem set: 0 solved, 211 unsolved in 90020 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 343/352 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 54/211 constraints, Known Traps: 11/11 constraints]
After SMT, in 130443ms problems are : Problem set: 0 solved, 211 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 216 out of 352 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 352/352 places, 294/294 transitions.
Applied a total of 0 rules in 12 ms. Remains 352 /352 variables (removed 0) and now considering 294/294 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 12 ms. Remains : 352/352 places, 294/294 transitions.
RANDOM walk for 4000000 steps (53794 resets) in 89966 ms. (44 steps per ms) remains 211/211 properties
BEST_FIRST walk for 40003 steps (91 resets) in 182 ms. (218 steps per ms) remains 211/211 properties
BEST_FIRST walk for 40002 steps (94 resets) in 219 ms. (181 steps per ms) remains 211/211 properties
BEST_FIRST walk for 40004 steps (89 resets) in 211 ms. (188 steps per ms) remains 211/211 properties
BEST_FIRST walk for 40003 steps (89 resets) in 172 ms. (231 steps per ms) remains 211/211 properties
BEST_FIRST walk for 40004 steps (88 resets) in 225 ms. (177 steps per ms) remains 211/211 properties
BEST_FIRST walk for 40003 steps (85 resets) in 182 ms. (218 steps per ms) remains 211/211 properties
BEST_FIRST walk for 40003 steps (91 resets) in 199 ms. (200 steps per ms) remains 211/211 properties
BEST_FIRST walk for 40004 steps (85 resets) in 230 ms. (173 steps per ms) remains 211/211 properties
BEST_FIRST walk for 40004 steps (81 resets) in 183 ms. (217 steps per ms) remains 211/211 properties
BEST_FIRST walk for 40002 steps (95 resets) in 253 ms. (157 steps per ms) remains 211/211 properties
BEST_FIRST walk for 40004 steps (88 resets) in 179 ms. (222 steps per ms) remains 211/211 properties
BEST_FIRST walk for 40004 steps (96 resets) in 279 ms. (142 steps per ms) remains 211/211 properties
BEST_FIRST walk for 40004 steps (81 resets) in 220 ms. (181 steps per ms) remains 211/211 properties
BEST_FIRST walk for 40004 steps (90 resets) in 204 ms. (195 steps per ms) remains 211/211 properties
BEST_FIRST walk for 40004 steps (96 resets) in 250 ms. (159 steps per ms) remains 211/211 properties
BEST_FIRST walk for 40003 steps (92 resets) in 262 ms. (152 steps per ms) remains 211/211 properties
BEST_FIRST walk for 40004 steps (88 resets) in 249 ms. (160 steps per ms) remains 211/211 properties
BEST_FIRST walk for 40003 steps (85 resets) in 222 ms. (179 steps per ms) remains 211/211 properties
BEST_FIRST walk for 40004 steps (97 resets) in 220 ms. (181 steps per ms) remains 211/211 properties
BEST_FIRST walk for 40003 steps (80 resets) in 279 ms. (142 steps per ms) remains 211/211 properties
BEST_FIRST walk for 40004 steps (79 resets) in 259 ms. (153 steps per ms) remains 211/211 properties
BEST_FIRST walk for 40003 steps (95 resets) in 197 ms. (202 steps per ms) remains 211/211 properties
BEST_FIRST walk for 40004 steps (91 resets) in 234 ms. (170 steps per ms) remains 211/211 properties
BEST_FIRST walk for 40003 steps (94 resets) in 245 ms. (162 steps per ms) remains 211/211 properties
BEST_FIRST walk for 40003 steps (87 resets) in 216 ms. (184 steps per ms) remains 211/211 properties
BEST_FIRST walk for 40002 steps (96 resets) in 175 ms. (227 steps per ms) remains 211/211 properties
BEST_FIRST walk for 40004 steps (92 resets) in 207 ms. (192 steps per ms) remains 211/211 properties
BEST_FIRST walk for 40004 steps (86 resets) in 242 ms. (164 steps per ms) remains 211/211 properties
BEST_FIRST walk for 40004 steps (93 resets) in 226 ms. (176 steps per ms) remains 211/211 properties
BEST_FIRST walk for 40003 steps (87 resets) in 262 ms. (152 steps per ms) remains 211/211 properties
BEST_FIRST walk for 40004 steps (98 resets) in 237 ms. (168 steps per ms) remains 211/211 properties
BEST_FIRST walk for 40003 steps (88 resets) in 210 ms. (189 steps per ms) remains 211/211 properties
BEST_FIRST walk for 40004 steps (89 resets) in 249 ms. (160 steps per ms) remains 211/211 properties
BEST_FIRST walk for 40004 steps (96 resets) in 212 ms. (187 steps per ms) remains 211/211 properties
BEST_FIRST walk for 40003 steps (91 resets) in 201 ms. (198 steps per ms) remains 211/211 properties
BEST_FIRST walk for 40001 steps (88 resets) in 218 ms. (182 steps per ms) remains 211/211 properties
BEST_FIRST walk for 40004 steps (93 resets) in 233 ms. (170 steps per ms) remains 211/211 properties
BEST_FIRST walk for 40002 steps (93 resets) in 259 ms. (153 steps per ms) remains 211/211 properties
BEST_FIRST walk for 40002 steps (84 resets) in 236 ms. (168 steps per ms) remains 211/211 properties
BEST_FIRST walk for 40002 steps (84 resets) in 219 ms. (181 steps per ms) remains 211/211 properties
BEST_FIRST walk for 40004 steps (91 resets) in 206 ms. (193 steps per ms) remains 211/211 properties
BEST_FIRST walk for 40003 steps (87 resets) in 232 ms. (171 steps per ms) remains 211/211 properties
BEST_FIRST walk for 40002 steps (93 resets) in 177 ms. (224 steps per ms) remains 211/211 properties
BEST_FIRST walk for 40004 steps (86 resets) in 246 ms. (161 steps per ms) remains 211/211 properties
BEST_FIRST walk for 40004 steps (74 resets) in 208 ms. (191 steps per ms) remains 211/211 properties
BEST_FIRST walk for 40003 steps (88 resets) in 274 ms. (145 steps per ms) remains 211/211 properties
BEST_FIRST walk for 40003 steps (88 resets) in 202 ms. (197 steps per ms) remains 211/211 properties
BEST_FIRST walk for 40004 steps (86 resets) in 226 ms. (176 steps per ms) remains 211/211 properties
BEST_FIRST walk for 40002 steps (83 resets) in 221 ms. (180 steps per ms) remains 211/211 properties
BEST_FIRST walk for 40004 steps (80 resets) in 198 ms. (201 steps per ms) remains 211/211 properties
Probabilistic random walk after 10000001 steps, saw 1268379 distinct states, run finished after 59985 ms. (steps per millisecond=166 ) properties seen :0
[2024-05-22 08:49:50] [INFO ] Invariant cache hit.
[2024-05-22 08:49:50] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/216 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 211 unsolved
At refinement iteration 1 (OVERLAPS) 10/226 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 211 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/226 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 211 unsolved
At refinement iteration 3 (OVERLAPS) 72/298 variables, 30/36 constraints. Problems are: Problem set: 0 solved, 211 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/298 variables, 0/36 constraints. Problems are: Problem set: 0 solved, 211 unsolved
At refinement iteration 5 (OVERLAPS) 45/343 variables, 24/60 constraints. Problems are: Problem set: 0 solved, 211 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/343 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 211 unsolved
At refinement iteration 7 (OVERLAPS) 294/637 variables, 343/403 constraints. Problems are: Problem set: 0 solved, 211 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/637 variables, 2/405 constraints. Problems are: Problem set: 0 solved, 211 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/637 variables, 0/405 constraints. Problems are: Problem set: 0 solved, 211 unsolved
At refinement iteration 10 (OVERLAPS) 9/646 variables, 9/414 constraints. Problems are: Problem set: 0 solved, 211 unsolved
[2024-05-22 08:50:03] [INFO ] Deduced a trap composed of 7 places in 77 ms of which 2 ms to minimize.
[2024-05-22 08:50:03] [INFO ] Deduced a trap composed of 9 places in 49 ms of which 1 ms to minimize.
[2024-05-22 08:50:03] [INFO ] Deduced a trap composed of 11 places in 58 ms of which 1 ms to minimize.
[2024-05-22 08:50:04] [INFO ] Deduced a trap composed of 8 places in 48 ms of which 1 ms to minimize.
[2024-05-22 08:50:05] [INFO ] Deduced a trap composed of 17 places in 87 ms of which 2 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/646 variables, 5/419 constraints. Problems are: Problem set: 0 solved, 211 unsolved
[2024-05-22 08:50:09] [INFO ] Deduced a trap composed of 7 places in 95 ms of which 2 ms to minimize.
[2024-05-22 08:50:09] [INFO ] Deduced a trap composed of 13 places in 83 ms of which 2 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/646 variables, 2/421 constraints. Problems are: Problem set: 0 solved, 211 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/646 variables, 0/421 constraints. Problems are: Problem set: 0 solved, 211 unsolved
[2024-05-22 08:50:17] [INFO ] Deduced a trap composed of 14 places in 89 ms of which 2 ms to minimize.
At refinement iteration 14 (OVERLAPS) 0/646 variables, 1/422 constraints. Problems are: Problem set: 0 solved, 211 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/646 variables, 0/422 constraints. Problems are: Problem set: 0 solved, 211 unsolved
At refinement iteration 16 (OVERLAPS) 0/646 variables, 0/422 constraints. Problems are: Problem set: 0 solved, 211 unsolved
No progress, stopping.
After SMT solving in domain Real declared 646/646 variables, and 422 constraints, problems are : Problem set: 0 solved, 211 unsolved in 40208 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 352/352 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 211/211 constraints, Known Traps: 8/8 constraints]
Escalating to Integer solving :Problem set: 0 solved, 211 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/216 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 211 unsolved
At refinement iteration 1 (OVERLAPS) 10/226 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 211 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/226 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 211 unsolved
At refinement iteration 3 (OVERLAPS) 72/298 variables, 30/36 constraints. Problems are: Problem set: 0 solved, 211 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/298 variables, 2/38 constraints. Problems are: Problem set: 0 solved, 211 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/298 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 211 unsolved
At refinement iteration 6 (OVERLAPS) 45/343 variables, 24/62 constraints. Problems are: Problem set: 0 solved, 211 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/343 variables, 6/68 constraints. Problems are: Problem set: 0 solved, 211 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/343 variables, 0/68 constraints. Problems are: Problem set: 0 solved, 211 unsolved
At refinement iteration 9 (OVERLAPS) 294/637 variables, 343/411 constraints. Problems are: Problem set: 0 solved, 211 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/637 variables, 2/413 constraints. Problems are: Problem set: 0 solved, 211 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/637 variables, 54/467 constraints. Problems are: Problem set: 0 solved, 211 unsolved
[2024-05-22 08:50:58] [INFO ] Deduced a trap composed of 10 places in 65 ms of which 3 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/637 variables, 1/468 constraints. Problems are: Problem set: 0 solved, 211 unsolved
[2024-05-22 08:51:32] [INFO ] Deduced a trap composed of 13 places in 82 ms of which 2 ms to minimize.
[2024-05-22 08:51:42] [INFO ] Deduced a trap composed of 11 places in 60 ms of which 1 ms to minimize.
At refinement iteration 13 (INCLUDED_ONLY) 0/637 variables, 2/470 constraints. Problems are: Problem set: 0 solved, 211 unsolved
[2024-05-22 08:52:16] [INFO ] Deduced a trap composed of 16 places in 61 ms of which 2 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 637/646 variables, and 471 constraints, problems are : Problem set: 0 solved, 211 unsolved in 105012 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 343/352 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 54/211 constraints, Known Traps: 12/12 constraints]
After SMT, in 145409ms problems are : Problem set: 0 solved, 211 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 216 out of 352 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 352/352 places, 294/294 transitions.
Applied a total of 0 rules in 9 ms. Remains 352 /352 variables (removed 0) and now considering 294/294 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10 ms. Remains : 352/352 places, 294/294 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 352/352 places, 294/294 transitions.
Applied a total of 0 rules in 9 ms. Remains 352 /352 variables (removed 0) and now considering 294/294 (removed 0) transitions.
[2024-05-22 08:52:16] [INFO ] Invariant cache hit.
[2024-05-22 08:52:16] [INFO ] Implicit Places using invariants in 112 ms returned []
[2024-05-22 08:52:16] [INFO ] Invariant cache hit.
[2024-05-22 08:52:16] [INFO ] State equation strengthened by 2 read => feed constraints.
[2024-05-22 08:52:16] [INFO ] Implicit Places using invariants and state equation in 245 ms returned []
Implicit Place search using SMT with State Equation took 359 ms to find 0 implicit places.
[2024-05-22 08:52:16] [INFO ] Redundant transitions in 4 ms returned []
Running 293 sub problems to find dead transitions.
[2024-05-22 08:52:16] [INFO ] Invariant cache hit.
[2024-05-22 08:52:16] [INFO ] State equation strengthened by 2 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/351 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 293 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/351 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 293 unsolved
At refinement iteration 2 (OVERLAPS) 1/352 variables, 36/47 constraints. Problems are: Problem set: 0 solved, 293 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/352 variables, 13/60 constraints. Problems are: Problem set: 0 solved, 293 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/352 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 293 unsolved
At refinement iteration 5 (OVERLAPS) 294/646 variables, 352/412 constraints. Problems are: Problem set: 0 solved, 293 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/646 variables, 2/414 constraints. Problems are: Problem set: 0 solved, 293 unsolved
[2024-05-22 08:52:23] [INFO ] Deduced a trap composed of 7 places in 55 ms of which 1 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/646 variables, 1/415 constraints. Problems are: Problem set: 0 solved, 293 unsolved
[2024-05-22 08:52:28] [INFO ] Deduced a trap composed of 15 places in 52 ms of which 1 ms to minimize.
[2024-05-22 08:52:29] [INFO ] Deduced a trap composed of 13 places in 53 ms of which 1 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/646 variables, 2/417 constraints. Problems are: Problem set: 0 solved, 293 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/646 variables, 0/417 constraints. Problems are: Problem set: 0 solved, 293 unsolved
At refinement iteration 10 (OVERLAPS) 0/646 variables, 0/417 constraints. Problems are: Problem set: 0 solved, 293 unsolved
No progress, stopping.
After SMT solving in domain Real declared 646/646 variables, and 417 constraints, problems are : Problem set: 0 solved, 293 unsolved in 26257 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 352/352 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 293/293 constraints, Known Traps: 3/3 constraints]
Escalating to Integer solving :Problem set: 0 solved, 293 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/351 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 293 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/351 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 293 unsolved
At refinement iteration 2 (OVERLAPS) 1/352 variables, 36/47 constraints. Problems are: Problem set: 0 solved, 293 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/352 variables, 13/60 constraints. Problems are: Problem set: 0 solved, 293 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/352 variables, 3/63 constraints. Problems are: Problem set: 0 solved, 293 unsolved
[2024-05-22 08:52:45] [INFO ] Deduced a trap composed of 11 places in 30 ms of which 1 ms to minimize.
[2024-05-22 08:52:45] [INFO ] Deduced a trap composed of 9 places in 38 ms of which 1 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/352 variables, 2/65 constraints. Problems are: Problem set: 0 solved, 293 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/352 variables, 0/65 constraints. Problems are: Problem set: 0 solved, 293 unsolved
At refinement iteration 7 (OVERLAPS) 294/646 variables, 352/417 constraints. Problems are: Problem set: 0 solved, 293 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/646 variables, 2/419 constraints. Problems are: Problem set: 0 solved, 293 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/646 variables, 293/712 constraints. Problems are: Problem set: 0 solved, 293 unsolved
[2024-05-22 08:53:08] [INFO ] Deduced a trap composed of 12 places in 47 ms of which 1 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 646/646 variables, and 713 constraints, problems are : Problem set: 0 solved, 293 unsolved in 30013 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 352/352 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 293/293 constraints, Known Traps: 6/6 constraints]
After SMT, in 56492ms problems are : Problem set: 0 solved, 293 unsolved
Search for dead transitions found 0 dead transitions in 56495ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 56872 ms. Remains : 352/352 places, 294/294 transitions.
RANDOM walk for 400000 steps (5347 resets) in 4166 ms. (95 steps per ms) remains 211/216 properties
Running SMT prover for 211 properties.
[2024-05-22 08:53:14] [INFO ] Invariant cache hit.
[2024-05-22 08:53:14] [INFO ] [Real]Absence check using 36 positive place invariants in 5 ms returned sat
[2024-05-22 08:53:14] [INFO ] [Real]Absence check using 36 positive and 24 generalized place invariants in 14 ms returned sat
[2024-05-22 08:53:14] [INFO ] After 374ms SMT Verify possible using state equation in real domain returned unsat :0 sat :211
[2024-05-22 08:53:14] [INFO ] State equation strengthened by 2 read => feed constraints.
[2024-05-22 08:53:15] [INFO ] After 247ms SMT Verify possible using 2 Read/Feed constraints in real domain returned unsat :0 sat :211
TRAPS : Iteration 0
[2024-05-22 08:53:15] [INFO ] Deduced a trap composed of 7 places in 56 ms of which 1 ms to minimize.
[2024-05-22 08:53:17] [INFO ] Deduced a trap composed of 16 places in 51 ms of which 0 ms to minimize.
TRAPS : Iteration 1
[2024-05-22 08:53:19] [INFO ] After 5057ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :0 real:211
[2024-05-22 08:53:19] [INFO ] After 5602ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:211
[2024-05-22 08:53:20] [INFO ] [Nat]Absence check using 36 positive place invariants in 4 ms returned sat
[2024-05-22 08:53:20] [INFO ] [Nat]Absence check using 36 positive and 24 generalized place invariants in 13 ms returned sat
[2024-05-22 08:53:20] [INFO ] After 591ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :211
[2024-05-22 08:53:21] [INFO ] After 442ms SMT Verify possible using 2 Read/Feed constraints in natural domain returned unsat :0 sat :211
TRAPS : Iteration 0
[2024-05-22 08:53:21] [INFO ] Deduced a trap composed of 7 places in 60 ms of which 1 ms to minimize.
[2024-05-22 08:53:21] [INFO ] Deduced a trap composed of 7 places in 39 ms of which 1 ms to minimize.
[2024-05-22 08:53:21] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 139 ms
[2024-05-22 08:53:22] [INFO ] Deduced a trap composed of 13 places in 68 ms of which 1 ms to minimize.
[2024-05-22 08:53:22] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 94 ms
[2024-05-22 08:53:24] [INFO ] Deduced a trap composed of 21 places in 49 ms of which 1 ms to minimize.
[2024-05-22 08:53:24] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 72 ms
[2024-05-22 08:53:25] [INFO ] Deduced a trap composed of 23 places in 47 ms of which 1 ms to minimize.
[2024-05-22 08:53:25] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 72 ms
TRAPS : Iteration 1
[2024-05-22 08:53:27] [INFO ] Deduced a trap composed of 8 places in 55 ms of which 1 ms to minimize.
[2024-05-22 08:53:27] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 81 ms
TRAPS : Iteration 2
[2024-05-22 08:53:31] [INFO ] Deduced a trap composed of 9 places in 80 ms of which 1 ms to minimize.
[2024-05-22 08:53:31] [INFO ] Deduced a trap composed of 17 places in 78 ms of which 1 ms to minimize.
[2024-05-22 08:53:31] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 204 ms
[2024-05-22 08:53:35] [INFO ] Deduced a trap composed of 13 places in 34 ms of which 1 ms to minimize.
[2024-05-22 08:53:35] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 67 ms
TRAPS : Iteration 3
[2024-05-22 08:53:41] [INFO ] After 20660ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :211
[2024-05-22 08:53:41] [INFO ] After 21877ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :211
RANDOM walk for 40000 steps (528 resets) in 148 ms. (268 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (93 resets) in 97 ms. (408 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1689457 steps, run timeout after 3001 ms. (steps per millisecond=562 ) properties seen :0 out of 1
Probabilistic random walk after 1689457 steps, saw 236908 distinct states, run finished after 3001 ms. (steps per millisecond=562 ) properties seen :0
[2024-05-22 08:53:44] [INFO ] Invariant cache hit.
[2024-05-22 08:53:44] [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) 213/214 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/214 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/274 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/274 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/292 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/292 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 294/586 variables, 292/352 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/586 variables, 2/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/586 variables, 0/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 60/646 variables, 60/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/646 variables, 0/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/646 variables, 0/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 646/646 variables, and 414 constraints, problems are : Problem set: 0 solved, 1 unsolved in 267 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 352/352 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) 213/214 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/214 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/274 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/274 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/292 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/292 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 294/586 variables, 292/352 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/586 variables, 2/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/586 variables, 1/355 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:53:45] [INFO ] Deduced a trap composed of 13 places in 51 ms of which 1 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/586 variables, 1/356 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/586 variables, 0/356 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 60/646 variables, 60/416 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/646 variables, 0/416 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/646 variables, 0/416 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 646/646 variables, and 416 constraints, problems are : Problem set: 0 solved, 1 unsolved in 354 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 352/352 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints]
After SMT, in 626ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 28337 steps, including 74 resets, run visited all 1 properties in 74 ms. (steps per millisecond=382 )
Parikh walk visited 1 properties in 78 ms.
RANDOM walk for 1650 steps (20 resets) in 20 ms. (78 steps per ms) remains 0/1 properties
RANDOM walk for 760 steps (9 resets) in 9 ms. (76 steps per ms) remains 0/1 properties
RANDOM walk for 40000 steps (530 resets) in 191 ms. (208 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (88 resets) in 74 ms. (533 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1743272 steps, run timeout after 3001 ms. (steps per millisecond=580 ) properties seen :0 out of 1
Probabilistic random walk after 1743272 steps, saw 243407 distinct states, run finished after 3001 ms. (steps per millisecond=580 ) properties seen :0
[2024-05-22 08:53:48] [INFO ] Invariant cache hit.
[2024-05-22 08:53:48] [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) 213/214 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/214 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/274 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/274 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/292 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/292 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 294/586 variables, 292/352 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/586 variables, 2/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/586 variables, 0/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 60/646 variables, 60/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/646 variables, 0/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/646 variables, 0/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 646/646 variables, and 414 constraints, problems are : Problem set: 0 solved, 1 unsolved in 381 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 352/352 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) 213/214 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/214 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/274 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/274 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/292 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/292 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 294/586 variables, 292/352 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/586 variables, 2/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/586 variables, 1/355 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:53:49] [INFO ] Deduced a trap composed of 16 places in 49 ms of which 1 ms to minimize.
[2024-05-22 08:53:49] [INFO ] Deduced a trap composed of 23 places in 44 ms of which 0 ms to minimize.
[2024-05-22 08:53:49] [INFO ] Deduced a trap composed of 21 places in 45 ms of which 1 ms to minimize.
[2024-05-22 08:53:49] [INFO ] Deduced a trap composed of 19 places in 30 ms of which 0 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/586 variables, 4/359 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/586 variables, 0/359 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 60/646 variables, 60/419 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/646 variables, 0/419 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/646 variables, 0/419 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 646/646 variables, and 419 constraints, problems are : Problem set: 0 solved, 1 unsolved in 608 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 352/352 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 4/4 constraints]
After SMT, in 994ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 616 ms.
Support contains 1 out of 352 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 352/352 places, 294/294 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 352 transition count 294
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 351 transition count 293
Applied a total of 2 rules in 42 ms. Remains 351 /352 variables (removed 1) and now considering 293/294 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 42 ms. Remains : 351/352 places, 293/294 transitions.
RANDOM walk for 40000 steps (533 resets) in 126 ms. (314 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40002 steps (88 resets) in 67 ms. (588 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1730468 steps, run timeout after 3001 ms. (steps per millisecond=576 ) properties seen :0 out of 1
Probabilistic random walk after 1730468 steps, saw 241762 distinct states, run finished after 3001 ms. (steps per millisecond=576 ) properties seen :0
// Phase 1: matrix 293 rows 351 cols
[2024-05-22 08:53:53] [INFO ] Computed 60 invariants in 15 ms
[2024-05-22 08:53:53] [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) 212/213 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/213 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 35/248 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/248 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/273 variables, 17/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/273 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 7/280 variables, 7/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/280 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 230/510 variables, 280/335 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/510 variables, 2/337 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/510 variables, 0/337 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 12/522 variables, 8/345 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/522 variables, 3/348 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/522 variables, 0/348 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 1/523 variables, 1/349 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/523 variables, 1/350 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/523 variables, 0/350 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 62/585 variables, 3/353 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/585 variables, 1/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/585 variables, 0/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 59/644 variables, 59/413 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/644 variables, 0/413 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/644 variables, 0/413 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 644/644 variables, and 413 constraints, problems are : Problem set: 0 solved, 1 unsolved in 316 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 351/351 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) 212/213 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/213 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 35/248 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/248 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/273 variables, 17/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/273 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 7/280 variables, 7/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/280 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 230/510 variables, 280/335 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/510 variables, 2/337 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/510 variables, 1/338 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/510 variables, 0/338 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 12/522 variables, 8/346 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/522 variables, 3/349 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/522 variables, 0/349 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 1/523 variables, 1/350 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/523 variables, 1/351 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/523 variables, 0/351 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 62/585 variables, 3/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/585 variables, 1/355 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/585 variables, 0/355 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (OVERLAPS) 59/644 variables, 59/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/644 variables, 0/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (OVERLAPS) 0/644 variables, 0/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 644/644 variables, and 414 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: 351/351 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 656ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 15346 steps, including 40 resets, run visited all 1 properties in 37 ms. (steps per millisecond=414 )
Parikh walk visited 1 properties in 36 ms.
RANDOM walk for 40000 steps (544 resets) in 127 ms. (312 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (101 resets) in 51 ms. (769 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1657052 steps, run timeout after 3001 ms. (steps per millisecond=552 ) properties seen :0 out of 1
Probabilistic random walk after 1657052 steps, saw 232474 distinct states, run finished after 3001 ms. (steps per millisecond=552 ) properties seen :0
// Phase 1: matrix 294 rows 352 cols
[2024-05-22 08:53:57] [INFO ] Computed 60 invariants in 11 ms
[2024-05-22 08:53:57] [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) 213/214 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/214 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/274 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/274 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/292 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/292 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 294/586 variables, 292/352 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/586 variables, 2/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/586 variables, 0/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 60/646 variables, 60/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/646 variables, 0/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/646 variables, 0/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 646/646 variables, and 414 constraints, problems are : Problem set: 0 solved, 1 unsolved in 347 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 352/352 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) 213/214 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/214 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/274 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/274 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/292 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/292 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 294/586 variables, 292/352 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/586 variables, 2/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/586 variables, 1/355 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:53:57] [INFO ] Deduced a trap composed of 17 places in 65 ms of which 2 ms to minimize.
[2024-05-22 08:53:58] [INFO ] Deduced a trap composed of 24 places in 61 ms of which 2 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/586 variables, 2/357 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/586 variables, 0/357 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 60/646 variables, 60/417 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/646 variables, 0/417 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/646 variables, 0/417 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 646/646 variables, and 417 constraints, problems are : Problem set: 0 solved, 1 unsolved in 571 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 352/352 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 2/2 constraints]
After SMT, in 934ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 2876 steps, including 1 resets, run visited all 1 properties in 11 ms. (steps per millisecond=261 )
Parikh walk visited 1 properties in 10 ms.
RANDOM walk for 40000 steps (541 resets) in 133 ms. (298 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (89 resets) in 55 ms. (714 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1653243 steps, run timeout after 3001 ms. (steps per millisecond=550 ) properties seen :0 out of 1
Probabilistic random walk after 1653243 steps, saw 231894 distinct states, run finished after 3001 ms. (steps per millisecond=550 ) properties seen :0
[2024-05-22 08:54:01] [INFO ] Invariant cache hit.
[2024-05-22 08:54:01] [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) 213/214 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/214 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/274 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/274 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/292 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/292 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 294/586 variables, 292/352 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/586 variables, 2/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/586 variables, 0/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 60/646 variables, 60/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/646 variables, 0/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/646 variables, 0/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 646/646 variables, and 414 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: 352/352 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) 213/214 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/214 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/274 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:54:01] [INFO ] Deduced a trap composed of 8 places in 51 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/274 variables, 1/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/274 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 18/292 variables, 17/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/292 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 294/586 variables, 292/353 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/586 variables, 2/355 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/586 variables, 1/356 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:54:01] [INFO ] Deduced a trap composed of 21 places in 72 ms of which 1 ms to minimize.
[2024-05-22 08:54:01] [INFO ] Deduced a trap composed of 18 places in 64 ms of which 1 ms to minimize.
[2024-05-22 08:54:02] [INFO ] Deduced a trap composed of 21 places in 65 ms of which 1 ms to minimize.
[2024-05-22 08:54:02] [INFO ] Deduced a trap composed of 17 places in 64 ms of which 2 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/586 variables, 4/360 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/586 variables, 0/360 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 60/646 variables, 60/420 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/646 variables, 0/420 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/646 variables, 0/420 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 646/646 variables, and 420 constraints, problems are : Problem set: 0 solved, 1 unsolved in 797 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 352/352 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 5/5 constraints]
After SMT, in 1057ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 2819 steps, including 1 resets, run visited all 1 properties in 12 ms. (steps per millisecond=234 )
Parikh walk visited 1 properties in 11 ms.
RANDOM walk for 40000 steps (534 resets) in 114 ms. (347 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (87 resets) in 49 ms. (800 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1656079 steps, run timeout after 3001 ms. (steps per millisecond=551 ) properties seen :0 out of 1
Probabilistic random walk after 1656079 steps, saw 232338 distinct states, run finished after 3001 ms. (steps per millisecond=551 ) properties seen :0
[2024-05-22 08:54:05] [INFO ] Invariant cache hit.
[2024-05-22 08:54:05] [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) 213/214 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/214 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/274 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/274 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/292 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/292 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 294/586 variables, 292/352 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/586 variables, 2/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/586 variables, 0/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 60/646 variables, 60/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/646 variables, 0/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/646 variables, 0/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 646/646 variables, and 414 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: 352/352 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) 213/214 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/214 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/274 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:54:05] [INFO ] Deduced a trap composed of 8 places in 53 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/274 variables, 1/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/274 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 18/292 variables, 17/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/292 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 294/586 variables, 292/353 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/586 variables, 2/355 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/586 variables, 1/356 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:54:06] [INFO ] Deduced a trap composed of 21 places in 67 ms of which 1 ms to minimize.
[2024-05-22 08:54:06] [INFO ] Deduced a trap composed of 20 places in 56 ms of which 1 ms to minimize.
[2024-05-22 08:54:06] [INFO ] Deduced a trap composed of 22 places in 59 ms of which 2 ms to minimize.
[2024-05-22 08:54:06] [INFO ] Deduced a trap composed of 22 places in 64 ms of which 1 ms to minimize.
[2024-05-22 08:54:06] [INFO ] Deduced a trap composed of 17 places in 39 ms of which 1 ms to minimize.
[2024-05-22 08:54:06] [INFO ] Deduced a trap composed of 19 places in 41 ms of which 1 ms to minimize.
[2024-05-22 08:54:06] [INFO ] Deduced a trap composed of 17 places in 42 ms of which 0 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/586 variables, 7/363 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/586 variables, 0/363 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 60/646 variables, 60/423 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:54:06] [INFO ] Deduced a trap composed of 6 places in 44 ms of which 1 ms to minimize.
At refinement iteration 14 (INCLUDED_ONLY) 0/646 variables, 1/424 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/646 variables, 0/424 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 0/646 variables, 0/424 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 646/646 variables, and 424 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1029 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 352/352 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 9/9 constraints]
After SMT, in 1257ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 2902 steps, including 1 resets, run visited all 1 properties in 12 ms. (steps per millisecond=241 )
Parikh walk visited 1 properties in 12 ms.
RANDOM walk for 40000 steps (543 resets) in 112 ms. (353 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (95 resets) in 51 ms. (769 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1643890 steps, run timeout after 3001 ms. (steps per millisecond=547 ) properties seen :0 out of 1
Probabilistic random walk after 1643890 steps, saw 230602 distinct states, run finished after 3001 ms. (steps per millisecond=547 ) properties seen :0
[2024-05-22 08:54:09] [INFO ] Invariant cache hit.
[2024-05-22 08:54:09] [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) 213/214 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/214 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/274 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/274 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/292 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/292 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 294/586 variables, 292/352 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/586 variables, 2/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/586 variables, 0/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 60/646 variables, 60/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/646 variables, 0/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/646 variables, 0/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 646/646 variables, and 414 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: 352/352 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) 213/214 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/214 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/274 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/274 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/292 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/292 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 294/586 variables, 292/352 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/586 variables, 2/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/586 variables, 1/355 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:54:10] [INFO ] Deduced a trap composed of 16 places in 53 ms of which 1 ms to minimize.
[2024-05-22 08:54:10] [INFO ] Deduced a trap composed of 18 places in 48 ms of which 1 ms to minimize.
[2024-05-22 08:54:10] [INFO ] Deduced a trap composed of 17 places in 48 ms of which 1 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/586 variables, 3/358 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/586 variables, 0/358 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 60/646 variables, 60/418 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:54:10] [INFO ] Deduced a trap composed of 7 places in 48 ms of which 1 ms to minimize.
At refinement iteration 13 (INCLUDED_ONLY) 0/646 variables, 1/419 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/646 variables, 0/419 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/646 variables, 0/419 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 646/646 variables, and 419 constraints, problems are : Problem set: 0 solved, 1 unsolved in 794 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 352/352 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 4/4 constraints]
After SMT, in 1047ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 600 ms.
Support contains 1 out of 352 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 352/352 places, 294/294 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 352 transition count 294
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 351 transition count 293
Applied a total of 2 rules in 27 ms. Remains 351 /352 variables (removed 1) and now considering 293/294 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 27 ms. Remains : 351/352 places, 293/294 transitions.
RANDOM walk for 40000 steps (533 resets) in 117 ms. (338 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (82 resets) in 43 ms. (909 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1654886 steps, run timeout after 3001 ms. (steps per millisecond=551 ) properties seen :0 out of 1
Probabilistic random walk after 1654886 steps, saw 232167 distinct states, run finished after 3001 ms. (steps per millisecond=551 ) properties seen :0
// Phase 1: matrix 293 rows 351 cols
[2024-05-22 08:54:14] [INFO ] Computed 60 invariants in 10 ms
[2024-05-22 08:54:14] [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) 212/213 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/213 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 35/248 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/248 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/273 variables, 17/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/273 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 7/280 variables, 7/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/280 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 230/510 variables, 280/335 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/510 variables, 2/337 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/510 variables, 0/337 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 12/522 variables, 8/345 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/522 variables, 3/348 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/522 variables, 0/348 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 1/523 variables, 1/349 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/523 variables, 1/350 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/523 variables, 0/350 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 62/585 variables, 3/353 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/585 variables, 1/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/585 variables, 0/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 59/644 variables, 59/413 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/644 variables, 0/413 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/644 variables, 0/413 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 644/644 variables, and 413 constraints, problems are : Problem set: 0 solved, 1 unsolved in 319 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 351/351 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) 212/213 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/213 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 35/248 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/248 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/273 variables, 17/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/273 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 7/280 variables, 7/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/280 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 230/510 variables, 280/335 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/510 variables, 2/337 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/510 variables, 1/338 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:54:15] [INFO ] Deduced a trap composed of 11 places in 51 ms of which 1 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/510 variables, 1/339 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/510 variables, 0/339 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 12/522 variables, 8/347 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/522 variables, 3/350 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/522 variables, 0/350 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 1/523 variables, 1/351 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/523 variables, 1/352 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/523 variables, 0/352 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 62/585 variables, 3/355 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/585 variables, 1/356 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/585 variables, 0/356 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 59/644 variables, 59/415 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/644 variables, 0/415 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 0/644 variables, 0/415 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 644/644 variables, and 415 constraints, problems are : Problem set: 0 solved, 1 unsolved in 476 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 351/351 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints]
After SMT, in 809ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 2783 steps, including 1 resets, run visited all 1 properties in 9 ms. (steps per millisecond=309 )
Parikh walk visited 1 properties in 8 ms.
RANDOM walk for 40000 steps (531 resets) in 117 ms. (338 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40001 steps (93 resets) in 45 ms. (869 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1658455 steps, run timeout after 3001 ms. (steps per millisecond=552 ) properties seen :0 out of 1
Probabilistic random walk after 1658455 steps, saw 232679 distinct states, run finished after 3001 ms. (steps per millisecond=552 ) properties seen :0
// Phase 1: matrix 294 rows 352 cols
[2024-05-22 08:54:18] [INFO ] Computed 60 invariants in 8 ms
[2024-05-22 08:54:18] [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) 213/214 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/214 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/274 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/274 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/292 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/292 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 294/586 variables, 292/352 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/586 variables, 2/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/586 variables, 0/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 60/646 variables, 60/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/646 variables, 0/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/646 variables, 0/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 646/646 variables, and 414 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: 352/352 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) 213/214 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/214 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/274 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/274 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/292 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/292 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 294/586 variables, 292/352 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/586 variables, 2/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/586 variables, 1/355 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:54:18] [INFO ] Deduced a trap composed of 22 places in 72 ms of which 1 ms to minimize.
[2024-05-22 08:54:18] [INFO ] Deduced a trap composed of 24 places in 64 ms of which 1 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/586 variables, 2/357 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/586 variables, 0/357 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 60/646 variables, 60/417 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/646 variables, 0/417 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/646 variables, 0/417 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 646/646 variables, and 417 constraints, problems are : Problem set: 0 solved, 1 unsolved in 585 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 352/352 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 2/2 constraints]
After SMT, in 864ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 2679 steps, including 1 resets, run visited all 1 properties in 8 ms. (steps per millisecond=334 )
Parikh walk visited 1 properties in 9 ms.
RANDOM walk for 40000 steps (540 resets) in 109 ms. (363 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (82 resets) in 41 ms. (952 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1640507 steps, run timeout after 3001 ms. (steps per millisecond=546 ) properties seen :0 out of 1
Probabilistic random walk after 1640507 steps, saw 230107 distinct states, run finished after 3001 ms. (steps per millisecond=546 ) properties seen :0
[2024-05-22 08:54:22] [INFO ] Invariant cache hit.
[2024-05-22 08:54:22] [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) 213/214 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/214 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/274 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/274 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/292 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/292 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 294/586 variables, 292/352 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/586 variables, 2/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/586 variables, 0/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 60/646 variables, 60/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/646 variables, 0/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/646 variables, 0/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 646/646 variables, and 414 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: 352/352 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) 213/214 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/214 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/274 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/274 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/292 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/292 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 294/586 variables, 292/352 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/586 variables, 2/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/586 variables, 1/355 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:54:22] [INFO ] Deduced a trap composed of 22 places in 68 ms of which 1 ms to minimize.
[2024-05-22 08:54:22] [INFO ] Deduced a trap composed of 19 places in 59 ms of which 1 ms to minimize.
[2024-05-22 08:54:22] [INFO ] Deduced a trap composed of 24 places in 43 ms of which 1 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/586 variables, 3/358 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/586 variables, 0/358 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 60/646 variables, 60/418 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/646 variables, 0/418 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/646 variables, 0/418 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 646/646 variables, and 418 constraints, problems are : Problem set: 0 solved, 1 unsolved in 523 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 352/352 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 3/3 constraints]
After SMT, in 789ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 571 ms.
Support contains 1 out of 352 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 352/352 places, 294/294 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 352 transition count 294
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 351 transition count 293
Applied a total of 2 rules in 25 ms. Remains 351 /352 variables (removed 1) and now considering 293/294 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 25 ms. Remains : 351/352 places, 293/294 transitions.
RANDOM walk for 40000 steps (548 resets) in 95 ms. (416 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (96 resets) in 42 ms. (930 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1640750 steps, run timeout after 3001 ms. (steps per millisecond=546 ) properties seen :0 out of 1
Probabilistic random walk after 1640750 steps, saw 230163 distinct states, run finished after 3001 ms. (steps per millisecond=546 ) properties seen :0
// Phase 1: matrix 293 rows 351 cols
[2024-05-22 08:54:26] [INFO ] Computed 60 invariants in 9 ms
[2024-05-22 08:54:26] [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) 212/213 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/213 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 35/248 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/248 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/273 variables, 17/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/273 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 7/280 variables, 7/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/280 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 230/510 variables, 280/335 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/510 variables, 2/337 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/510 variables, 0/337 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 12/522 variables, 8/345 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/522 variables, 3/348 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/522 variables, 0/348 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 1/523 variables, 1/349 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/523 variables, 1/350 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/523 variables, 0/350 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 62/585 variables, 3/353 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/585 variables, 1/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/585 variables, 0/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 59/644 variables, 59/413 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/644 variables, 0/413 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/644 variables, 0/413 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 644/644 variables, and 413 constraints, problems are : Problem set: 0 solved, 1 unsolved in 321 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 351/351 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) 212/213 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/213 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 35/248 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/248 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/273 variables, 17/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/273 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 7/280 variables, 7/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/280 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 230/510 variables, 280/335 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/510 variables, 2/337 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/510 variables, 1/338 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:54:27] [INFO ] Deduced a trap composed of 11 places in 44 ms of which 1 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/510 variables, 1/339 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/510 variables, 0/339 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 12/522 variables, 8/347 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/522 variables, 3/350 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/522 variables, 0/350 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 1/523 variables, 1/351 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/523 variables, 1/352 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/523 variables, 0/352 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 62/585 variables, 3/355 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/585 variables, 1/356 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/585 variables, 0/356 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 59/644 variables, 59/415 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:54:27] [INFO ] Deduced a trap composed of 5 places in 33 ms of which 1 ms to minimize.
At refinement iteration 24 (INCLUDED_ONLY) 0/644 variables, 1/416 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/644 variables, 0/416 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (OVERLAPS) 0/644 variables, 0/416 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 644/644 variables, and 416 constraints, problems are : Problem set: 0 solved, 1 unsolved in 532 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 351/351 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 2/2 constraints]
After SMT, in 866ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 2639 steps, including 1 resets, run visited all 1 properties in 8 ms. (steps per millisecond=329 )
Parikh walk visited 1 properties in 8 ms.
RANDOM walk for 40000 steps (545 resets) in 112 ms. (353 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 1645801 steps, run timeout after 3001 ms. (steps per millisecond=548 ) properties seen :0 out of 1
Probabilistic random walk after 1645801 steps, saw 230867 distinct states, run finished after 3001 ms. (steps per millisecond=548 ) properties seen :0
// Phase 1: matrix 294 rows 352 cols
[2024-05-22 08:54:30] [INFO ] Computed 60 invariants in 10 ms
[2024-05-22 08:54:30] [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) 213/214 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/214 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/274 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/274 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/292 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/292 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 294/586 variables, 292/352 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/586 variables, 2/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/586 variables, 0/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 60/646 variables, 60/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/646 variables, 0/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/646 variables, 0/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 646/646 variables, and 414 constraints, problems are : Problem set: 0 solved, 1 unsolved in 320 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 352/352 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) 213/214 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/214 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/274 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:54:30] [INFO ] Deduced a trap composed of 10 places in 55 ms of which 2 ms to minimize.
[2024-05-22 08:54:30] [INFO ] Deduced a trap composed of 12 places in 51 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/274 variables, 2/45 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/274 variables, 0/45 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 18/292 variables, 17/62 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/292 variables, 0/62 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 294/586 variables, 292/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/586 variables, 2/356 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/586 variables, 1/357 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:54:31] [INFO ] Deduced a trap composed of 21 places in 72 ms of which 1 ms to minimize.
[2024-05-22 08:54:31] [INFO ] Deduced a trap composed of 19 places in 58 ms of which 1 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/586 variables, 2/359 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/586 variables, 0/359 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 60/646 variables, 60/419 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/646 variables, 0/419 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/646 variables, 0/419 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 646/646 variables, and 419 constraints, problems are : Problem set: 0 solved, 1 unsolved in 690 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 352/352 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 4/4 constraints]
After SMT, in 1030ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 2647 steps, including 1 resets, run visited all 1 properties in 8 ms. (steps per millisecond=330 )
Parikh walk visited 1 properties in 7 ms.
RANDOM walk for 40000 steps (540 resets) in 114 ms. (347 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (82 resets) in 42 ms. (930 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1645360 steps, run timeout after 3001 ms. (steps per millisecond=548 ) properties seen :0 out of 1
Probabilistic random walk after 1645360 steps, saw 230817 distinct states, run finished after 3001 ms. (steps per millisecond=548 ) properties seen :0
[2024-05-22 08:54:34] [INFO ] Invariant cache hit.
[2024-05-22 08:54:34] [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) 213/214 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/214 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/274 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/274 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/292 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/292 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 294/586 variables, 292/352 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/586 variables, 2/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/586 variables, 0/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 60/646 variables, 60/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/646 variables, 0/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/646 variables, 0/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 646/646 variables, and 414 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: 352/352 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) 213/214 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/214 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/274 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/274 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/292 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/292 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 294/586 variables, 292/352 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/586 variables, 2/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/586 variables, 1/355 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:54:35] [INFO ] Deduced a trap composed of 16 places in 72 ms of which 1 ms to minimize.
[2024-05-22 08:54:35] [INFO ] Deduced a trap composed of 19 places in 63 ms of which 2 ms to minimize.
[2024-05-22 08:54:35] [INFO ] Deduced a trap composed of 24 places in 48 ms of which 1 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/586 variables, 3/358 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/586 variables, 0/358 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 60/646 variables, 60/418 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/646 variables, 0/418 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/646 variables, 0/418 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 646/646 variables, and 418 constraints, problems are : Problem set: 0 solved, 1 unsolved in 546 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 352/352 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 3/3 constraints]
After SMT, in 768ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 545 ms.
Support contains 1 out of 352 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 352/352 places, 294/294 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 352 transition count 294
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 351 transition count 293
Applied a total of 2 rules in 34 ms. Remains 351 /352 variables (removed 1) and now considering 293/294 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 34 ms. Remains : 351/352 places, 293/294 transitions.
RANDOM walk for 40000 steps (546 resets) in 96 ms. (412 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40002 steps (91 resets) in 47 ms. (833 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1636240 steps, run timeout after 3001 ms. (steps per millisecond=545 ) properties seen :0 out of 1
Probabilistic random walk after 1636240 steps, saw 229575 distinct states, run finished after 3001 ms. (steps per millisecond=545 ) properties seen :0
// Phase 1: matrix 293 rows 351 cols
[2024-05-22 08:54:38] [INFO ] Computed 60 invariants in 10 ms
[2024-05-22 08:54:38] [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) 212/213 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/213 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 35/248 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/248 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/273 variables, 17/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/273 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 7/280 variables, 7/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/280 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 230/510 variables, 280/335 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/510 variables, 2/337 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/510 variables, 0/337 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 12/522 variables, 8/345 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/522 variables, 3/348 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/522 variables, 0/348 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 1/523 variables, 1/349 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/523 variables, 1/350 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/523 variables, 0/350 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 62/585 variables, 3/353 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/585 variables, 1/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/585 variables, 0/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 59/644 variables, 59/413 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/644 variables, 0/413 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/644 variables, 0/413 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 644/644 variables, and 413 constraints, problems are : Problem set: 0 solved, 1 unsolved in 266 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 351/351 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) 212/213 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/213 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 35/248 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/248 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/273 variables, 17/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/273 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 7/280 variables, 7/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/280 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 230/510 variables, 280/335 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/510 variables, 2/337 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/510 variables, 1/338 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:54:39] [INFO ] Deduced a trap composed of 11 places in 50 ms of which 1 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/510 variables, 1/339 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/510 variables, 0/339 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 12/522 variables, 8/347 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/522 variables, 3/350 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/522 variables, 0/350 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 1/523 variables, 1/351 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/523 variables, 1/352 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/523 variables, 0/352 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 62/585 variables, 3/355 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/585 variables, 1/356 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/585 variables, 0/356 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 59/644 variables, 59/415 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:54:39] [INFO ] Deduced a trap composed of 5 places in 45 ms of which 1 ms to minimize.
At refinement iteration 24 (INCLUDED_ONLY) 0/644 variables, 1/416 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/644 variables, 0/416 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (OVERLAPS) 0/644 variables, 0/416 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 644/644 variables, and 416 constraints, problems are : Problem set: 0 solved, 1 unsolved in 539 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 351/351 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 2/2 constraints]
After SMT, in 823ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 2517 steps, including 1 resets, run visited all 1 properties in 9 ms. (steps per millisecond=279 )
Parikh walk visited 1 properties in 8 ms.
RANDOM walk for 40000 steps (524 resets) in 108 ms. (366 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (84 resets) in 47 ms. (833 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1647389 steps, run timeout after 3001 ms. (steps per millisecond=548 ) properties seen :0 out of 1
Probabilistic random walk after 1647389 steps, saw 231053 distinct states, run finished after 3002 ms. (steps per millisecond=548 ) properties seen :0
// Phase 1: matrix 294 rows 352 cols
[2024-05-22 08:54:42] [INFO ] Computed 60 invariants in 9 ms
[2024-05-22 08:54:42] [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) 213/214 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/214 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/274 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/274 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/292 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/292 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 294/586 variables, 292/352 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/586 variables, 2/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/586 variables, 0/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 60/646 variables, 60/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/646 variables, 0/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/646 variables, 0/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 646/646 variables, and 414 constraints, problems are : Problem set: 0 solved, 1 unsolved in 319 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 352/352 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) 213/214 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/214 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/274 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/274 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/292 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/292 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 294/586 variables, 292/352 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/586 variables, 2/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/586 variables, 1/355 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:54:43] [INFO ] Deduced a trap composed of 18 places in 74 ms of which 2 ms to minimize.
[2024-05-22 08:54:43] [INFO ] Deduced a trap composed of 17 places in 65 ms of which 1 ms to minimize.
[2024-05-22 08:54:43] [INFO ] Deduced a trap composed of 24 places in 43 ms of which 1 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/586 variables, 3/358 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/586 variables, 0/358 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 60/646 variables, 60/418 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/646 variables, 0/418 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/646 variables, 0/418 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 646/646 variables, and 418 constraints, problems are : Problem set: 0 solved, 1 unsolved in 702 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 352/352 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 3/3 constraints]
After SMT, in 1035ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 520 ms.
Support contains 1 out of 352 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 352/352 places, 294/294 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 352 transition count 294
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 351 transition count 293
Applied a total of 2 rules in 32 ms. Remains 351 /352 variables (removed 1) and now considering 293/294 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 32 ms. Remains : 351/352 places, 293/294 transitions.
RANDOM walk for 40000 steps (540 resets) in 118 ms. (336 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40001 steps (89 resets) in 42 ms. (930 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1687613 steps, run timeout after 3001 ms. (steps per millisecond=562 ) properties seen :0 out of 1
Probabilistic random walk after 1687613 steps, saw 236651 distinct states, run finished after 3001 ms. (steps per millisecond=562 ) properties seen :0
// Phase 1: matrix 293 rows 351 cols
[2024-05-22 08:54:47] [INFO ] Computed 60 invariants in 10 ms
[2024-05-22 08:54:47] [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) 212/213 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/213 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 35/248 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/248 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/273 variables, 17/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/273 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 7/280 variables, 7/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/280 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 230/510 variables, 280/335 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/510 variables, 2/337 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/510 variables, 0/337 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 12/522 variables, 8/345 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/522 variables, 3/348 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/522 variables, 0/348 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 1/523 variables, 1/349 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/523 variables, 1/350 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/523 variables, 0/350 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 62/585 variables, 3/353 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/585 variables, 1/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/585 variables, 0/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 59/644 variables, 59/413 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/644 variables, 0/413 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/644 variables, 0/413 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 644/644 variables, and 413 constraints, problems are : Problem set: 0 solved, 1 unsolved in 284 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 351/351 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) 212/213 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/213 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 35/248 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/248 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/273 variables, 17/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/273 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 7/280 variables, 7/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/280 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 230/510 variables, 280/335 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/510 variables, 2/337 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/510 variables, 1/338 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:54:48] [INFO ] Deduced a trap composed of 12 places in 50 ms of which 1 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/510 variables, 1/339 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/510 variables, 0/339 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 12/522 variables, 8/347 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/522 variables, 3/350 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/522 variables, 0/350 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 1/523 variables, 1/351 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/523 variables, 1/352 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/523 variables, 0/352 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 62/585 variables, 3/355 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/585 variables, 1/356 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/585 variables, 0/356 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 59/644 variables, 59/415 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/644 variables, 0/415 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 0/644 variables, 0/415 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 644/644 variables, and 415 constraints, problems are : Problem set: 0 solved, 1 unsolved in 384 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 351/351 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints]
After SMT, in 684ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 2440 steps, including 1 resets, run visited all 1 properties in 8 ms. (steps per millisecond=305 )
Parikh walk visited 1 properties in 7 ms.
RANDOM walk for 40000 steps (548 resets) in 115 ms. (344 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40002 steps (93 resets) in 47 ms. (833 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1714764 steps, run timeout after 3001 ms. (steps per millisecond=571 ) properties seen :0 out of 1
Probabilistic random walk after 1714764 steps, saw 239943 distinct states, run finished after 3001 ms. (steps per millisecond=571 ) properties seen :0
// Phase 1: matrix 294 rows 352 cols
[2024-05-22 08:54:51] [INFO ] Computed 60 invariants in 10 ms
[2024-05-22 08:54:51] [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) 213/214 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/214 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/274 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/274 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/292 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/292 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 294/586 variables, 292/352 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/586 variables, 2/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/586 variables, 0/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 60/646 variables, 60/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/646 variables, 0/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/646 variables, 0/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 646/646 variables, and 414 constraints, problems are : Problem set: 0 solved, 1 unsolved in 325 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 352/352 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) 213/214 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/214 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/274 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/274 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/292 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/292 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 294/586 variables, 292/352 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/586 variables, 2/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/586 variables, 1/355 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/586 variables, 0/355 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 60/646 variables, 60/415 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/646 variables, 0/415 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 0/646 variables, 0/415 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 646/646 variables, and 415 constraints, problems are : Problem set: 0 solved, 1 unsolved in 355 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 352/352 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 695ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 14785 steps, including 49 resets, run visited all 1 properties in 36 ms. (steps per millisecond=410 )
Parikh walk visited 1 properties in 36 ms.
RANDOM walk for 40000 steps (524 resets) in 120 ms. (330 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (88 resets) in 47 ms. (833 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1687993 steps, run timeout after 3001 ms. (steps per millisecond=562 ) properties seen :0 out of 1
Probabilistic random walk after 1687993 steps, saw 236700 distinct states, run finished after 3001 ms. (steps per millisecond=562 ) properties seen :0
[2024-05-22 08:54:54] [INFO ] Invariant cache hit.
[2024-05-22 08:54:54] [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) 213/214 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/214 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/274 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/274 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/292 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/292 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 294/586 variables, 292/352 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/586 variables, 2/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/586 variables, 0/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 60/646 variables, 60/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/646 variables, 0/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/646 variables, 0/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 646/646 variables, and 414 constraints, problems are : Problem set: 0 solved, 1 unsolved in 247 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 352/352 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) 213/214 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/214 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/274 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:54:55] [INFO ] Deduced a trap composed of 8 places in 49 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/274 variables, 1/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/274 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 18/292 variables, 17/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/292 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 294/586 variables, 292/353 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/586 variables, 2/355 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/586 variables, 1/356 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:54:55] [INFO ] Deduced a trap composed of 12 places in 65 ms of which 1 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/586 variables, 1/357 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/586 variables, 0/357 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 60/646 variables, 60/417 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/646 variables, 0/417 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/646 variables, 0/417 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 646/646 variables, and 417 constraints, problems are : Problem set: 0 solved, 1 unsolved in 465 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 352/352 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 2/2 constraints]
After SMT, in 718ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 50244 steps, including 61 resets, run visited all 1 properties in 102 ms. (steps per millisecond=492 )
Parikh walk visited 1 properties in 102 ms.
RANDOM walk for 40000 steps (546 resets) in 119 ms. (333 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (83 resets) in 42 ms. (930 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1691879 steps, run timeout after 3001 ms. (steps per millisecond=563 ) properties seen :0 out of 1
Probabilistic random walk after 1691879 steps, saw 237206 distinct states, run finished after 3001 ms. (steps per millisecond=563 ) properties seen :0
[2024-05-22 08:54:58] [INFO ] Invariant cache hit.
[2024-05-22 08:54:58] [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) 213/214 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/214 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/274 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/274 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/292 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/292 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 294/586 variables, 292/352 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/586 variables, 2/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/586 variables, 0/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 60/646 variables, 60/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/646 variables, 0/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/646 variables, 0/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 646/646 variables, and 414 constraints, problems are : Problem set: 0 solved, 1 unsolved in 292 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 352/352 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) 213/214 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/214 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/274 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/274 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/292 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/292 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 294/586 variables, 292/352 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/586 variables, 2/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/586 variables, 1/355 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:54:59] [INFO ] Deduced a trap composed of 19 places in 63 ms of which 1 ms to minimize.
[2024-05-22 08:54:59] [INFO ] Deduced a trap composed of 19 places in 56 ms of which 2 ms to minimize.
[2024-05-22 08:54:59] [INFO ] Deduced a trap composed of 17 places in 38 ms of which 1 ms to minimize.
[2024-05-22 08:54:59] [INFO ] Deduced a trap composed of 19 places in 42 ms of which 1 ms to minimize.
[2024-05-22 08:54:59] [INFO ] Deduced a trap composed of 19 places in 27 ms of which 0 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/586 variables, 5/360 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/586 variables, 0/360 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 60/646 variables, 60/420 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:54:59] [INFO ] Deduced a trap composed of 6 places in 43 ms of which 1 ms to minimize.
At refinement iteration 13 (INCLUDED_ONLY) 0/646 variables, 1/421 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/646 variables, 0/421 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/646 variables, 0/421 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 646/646 variables, and 421 constraints, problems are : Problem set: 0 solved, 1 unsolved in 611 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 352/352 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 6/6 constraints]
After SMT, in 911ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 473 ms.
Support contains 1 out of 352 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 352/352 places, 294/294 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 352 transition count 294
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 351 transition count 293
Applied a total of 2 rules in 19 ms. Remains 351 /352 variables (removed 1) and now considering 293/294 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 19 ms. Remains : 351/352 places, 293/294 transitions.
RANDOM walk for 40000 steps (537 resets) in 107 ms. (370 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (94 resets) in 40 ms. (975 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1687812 steps, run timeout after 3001 ms. (steps per millisecond=562 ) properties seen :0 out of 1
Probabilistic random walk after 1687812 steps, saw 236673 distinct states, run finished after 3001 ms. (steps per millisecond=562 ) properties seen :0
// Phase 1: matrix 293 rows 351 cols
[2024-05-22 08:55:03] [INFO ] Computed 60 invariants in 10 ms
[2024-05-22 08:55:03] [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) 212/213 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/213 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 35/248 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/248 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/273 variables, 17/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/273 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 7/280 variables, 7/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/280 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 230/510 variables, 280/335 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/510 variables, 2/337 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/510 variables, 0/337 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 12/522 variables, 8/345 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/522 variables, 3/348 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/522 variables, 0/348 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 1/523 variables, 1/349 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/523 variables, 1/350 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/523 variables, 0/350 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 62/585 variables, 3/353 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/585 variables, 1/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/585 variables, 0/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 59/644 variables, 59/413 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/644 variables, 0/413 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/644 variables, 0/413 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 644/644 variables, and 413 constraints, problems are : Problem set: 0 solved, 1 unsolved in 324 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 351/351 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) 212/213 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/213 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 35/248 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/248 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/273 variables, 17/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/273 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 7/280 variables, 7/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/280 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 230/510 variables, 280/335 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/510 variables, 2/337 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/510 variables, 1/338 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:55:03] [INFO ] Deduced a trap composed of 11 places in 50 ms of which 1 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/510 variables, 1/339 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/510 variables, 0/339 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 12/522 variables, 8/347 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/522 variables, 3/350 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/522 variables, 0/350 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 1/523 variables, 1/351 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/523 variables, 1/352 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/523 variables, 0/352 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 62/585 variables, 3/355 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/585 variables, 1/356 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/585 variables, 0/356 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 59/644 variables, 59/415 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/644 variables, 0/415 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 0/644 variables, 0/415 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 644/644 variables, and 415 constraints, problems are : Problem set: 0 solved, 1 unsolved in 451 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 351/351 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints]
After SMT, in 792ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 2386 steps, including 1 resets, run visited all 1 properties in 9 ms. (steps per millisecond=265 )
Parikh walk visited 1 properties in 9 ms.
RANDOM walk for 40000 steps (532 resets) in 112 ms. (353 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (94 resets) in 43 ms. (909 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1684035 steps, run timeout after 3001 ms. (steps per millisecond=561 ) properties seen :0 out of 1
Probabilistic random walk after 1684035 steps, saw 236154 distinct states, run finished after 3001 ms. (steps per millisecond=561 ) properties seen :0
// Phase 1: matrix 294 rows 352 cols
[2024-05-22 08:55:07] [INFO ] Computed 60 invariants in 10 ms
[2024-05-22 08:55:07] [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) 213/214 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/214 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/274 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/274 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/292 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/292 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 294/586 variables, 292/352 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/586 variables, 2/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/586 variables, 0/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 60/646 variables, 60/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/646 variables, 0/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/646 variables, 0/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 646/646 variables, and 414 constraints, problems are : Problem set: 0 solved, 1 unsolved in 247 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 352/352 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) 213/214 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/214 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/274 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/274 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/292 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/292 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 294/586 variables, 292/352 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/586 variables, 2/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/586 variables, 1/355 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:55:07] [INFO ] Deduced a trap composed of 12 places in 53 ms of which 1 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/586 variables, 1/356 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/586 variables, 0/356 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 60/646 variables, 60/416 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/646 variables, 0/416 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/646 variables, 0/416 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 646/646 variables, and 416 constraints, problems are : Problem set: 0 solved, 1 unsolved in 430 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 352/352 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints]
After SMT, in 694ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 2271 steps, including 1 resets, run visited all 1 properties in 10 ms. (steps per millisecond=227 )
Parikh walk visited 1 properties in 10 ms.
RANDOM walk for 40000 steps (526 resets) in 113 ms. (350 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (89 resets) in 42 ms. (930 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1689670 steps, run timeout after 3001 ms. (steps per millisecond=563 ) properties seen :0 out of 1
Probabilistic random walk after 1689670 steps, saw 236934 distinct states, run finished after 3001 ms. (steps per millisecond=563 ) properties seen :0
[2024-05-22 08:55:10] [INFO ] Invariant cache hit.
[2024-05-22 08:55:10] [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) 213/214 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/214 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/274 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/274 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/292 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/292 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 294/586 variables, 292/352 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/586 variables, 2/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/586 variables, 0/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 60/646 variables, 60/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/646 variables, 0/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/646 variables, 0/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 646/646 variables, and 414 constraints, problems are : Problem set: 0 solved, 1 unsolved in 251 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 352/352 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) 213/214 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/214 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/274 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:55:11] [INFO ] Deduced a trap composed of 8 places in 55 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/274 variables, 1/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/274 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 18/292 variables, 17/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/292 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 294/586 variables, 292/353 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/586 variables, 2/355 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/586 variables, 1/356 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:55:11] [INFO ] Deduced a trap composed of 17 places in 50 ms of which 1 ms to minimize.
[2024-05-22 08:55:11] [INFO ] Deduced a trap composed of 24 places in 44 ms of which 1 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/586 variables, 2/358 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/586 variables, 0/358 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 60/646 variables, 60/418 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/646 variables, 0/418 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/646 variables, 0/418 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 646/646 variables, and 418 constraints, problems are : Problem set: 0 solved, 1 unsolved in 456 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 352/352 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 3/3 constraints]
After SMT, in 712ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 2319 steps, including 1 resets, run visited all 1 properties in 8 ms. (steps per millisecond=289 )
Parikh walk visited 1 properties in 7 ms.
RANDOM walk for 40000 steps (530 resets) in 108 ms. (366 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (93 resets) in 48 ms. (816 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1686203 steps, run timeout after 3001 ms. (steps per millisecond=561 ) properties seen :0 out of 1
Probabilistic random walk after 1686203 steps, saw 236461 distinct states, run finished after 3001 ms. (steps per millisecond=561 ) properties seen :0
[2024-05-22 08:55:14] [INFO ] Invariant cache hit.
[2024-05-22 08:55:14] [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) 213/214 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/214 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/274 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/274 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/292 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/292 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 294/586 variables, 292/352 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/586 variables, 2/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/586 variables, 0/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 60/646 variables, 60/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/646 variables, 0/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/646 variables, 0/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 646/646 variables, and 414 constraints, problems are : Problem set: 0 solved, 1 unsolved in 311 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 352/352 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) 213/214 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/214 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/274 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/274 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/292 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/292 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 294/586 variables, 292/352 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/586 variables, 2/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/586 variables, 1/355 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:55:15] [INFO ] Deduced a trap composed of 19 places in 51 ms of which 0 ms to minimize.
[2024-05-22 08:55:15] [INFO ] Deduced a trap composed of 18 places in 48 ms of which 1 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/586 variables, 2/357 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/586 variables, 0/357 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 60/646 variables, 60/417 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/646 variables, 0/417 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/646 variables, 0/417 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 646/646 variables, and 417 constraints, problems are : Problem set: 0 solved, 1 unsolved in 408 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 352/352 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 2/2 constraints]
After SMT, in 727ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 2155 steps, including 1 resets, run visited all 1 properties in 7 ms. (steps per millisecond=307 )
Parikh walk visited 1 properties in 7 ms.
RANDOM walk for 40000 steps (547 resets) in 116 ms. (341 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (81 resets) in 49 ms. (800 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1689444 steps, run timeout after 3001 ms. (steps per millisecond=562 ) properties seen :0 out of 1
Probabilistic random walk after 1689444 steps, saw 236907 distinct states, run finished after 3001 ms. (steps per millisecond=562 ) properties seen :0
[2024-05-22 08:55:18] [INFO ] Invariant cache hit.
[2024-05-22 08:55:18] [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) 213/214 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/214 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/274 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/274 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/292 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/292 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 294/586 variables, 292/352 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/586 variables, 2/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/586 variables, 0/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 60/646 variables, 60/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/646 variables, 0/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/646 variables, 0/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 646/646 variables, and 414 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: 352/352 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) 213/214 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/214 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/274 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/274 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/292 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/292 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 294/586 variables, 292/352 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/586 variables, 2/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/586 variables, 1/355 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:55:19] [INFO ] Deduced a trap composed of 21 places in 68 ms of which 1 ms to minimize.
[2024-05-22 08:55:19] [INFO ] Deduced a trap composed of 16 places in 68 ms of which 1 ms to minimize.
[2024-05-22 08:55:19] [INFO ] Deduced a trap composed of 19 places in 66 ms of which 2 ms to minimize.
[2024-05-22 08:55:19] [INFO ] Deduced a trap composed of 24 places in 46 ms of which 1 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/586 variables, 4/359 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/586 variables, 0/359 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 60/646 variables, 60/419 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/646 variables, 0/419 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/646 variables, 0/419 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 646/646 variables, and 419 constraints, problems are : Problem set: 0 solved, 1 unsolved in 601 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 352/352 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 4/4 constraints]
After SMT, in 946ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 2138 steps, including 1 resets, run visited all 1 properties in 7 ms. (steps per millisecond=305 )
Parikh walk visited 1 properties in 6 ms.
RANDOM walk for 40000 steps (534 resets) in 107 ms. (370 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40002 steps (91 resets) in 42 ms. (930 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1696088 steps, run timeout after 3001 ms. (steps per millisecond=565 ) properties seen :0 out of 1
Probabilistic random walk after 1696088 steps, saw 237728 distinct states, run finished after 3001 ms. (steps per millisecond=565 ) properties seen :0
[2024-05-22 08:55:22] [INFO ] Invariant cache hit.
[2024-05-22 08:55:22] [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) 213/214 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/214 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/274 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/274 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/292 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/292 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 294/586 variables, 292/352 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/586 variables, 2/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/586 variables, 0/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 60/646 variables, 60/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/646 variables, 0/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/646 variables, 0/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 646/646 variables, and 414 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: 352/352 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) 213/214 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/214 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/274 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/274 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/292 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/292 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 294/586 variables, 292/352 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/586 variables, 2/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/586 variables, 1/355 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/586 variables, 0/355 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 60/646 variables, 60/415 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/646 variables, 0/415 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 0/646 variables, 0/415 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 646/646 variables, and 415 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: 352/352 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 497ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 14355 steps, including 49 resets, run visited all 1 properties in 37 ms. (steps per millisecond=387 )
Parikh walk visited 1 properties in 36 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 (97 resets) in 43 ms. (909 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1693903 steps, run timeout after 3001 ms. (steps per millisecond=564 ) properties seen :0 out of 1
Probabilistic random walk after 1693903 steps, saw 237444 distinct states, run finished after 3001 ms. (steps per millisecond=564 ) properties seen :0
[2024-05-22 08:55:26] [INFO ] Invariant cache hit.
[2024-05-22 08:55:26] [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) 213/214 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/214 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/274 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/274 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/292 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/292 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 294/586 variables, 292/352 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/586 variables, 2/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/586 variables, 0/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 60/646 variables, 60/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/646 variables, 0/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/646 variables, 0/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 646/646 variables, and 414 constraints, problems are : Problem set: 0 solved, 1 unsolved in 278 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 352/352 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) 213/214 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/214 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/274 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/274 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/292 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/292 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 294/586 variables, 292/352 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/586 variables, 2/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/586 variables, 1/355 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:55:26] [INFO ] Deduced a trap composed of 16 places in 72 ms of which 1 ms to minimize.
[2024-05-22 08:55:26] [INFO ] Deduced a trap composed of 23 places in 62 ms of which 1 ms to minimize.
[2024-05-22 08:55:26] [INFO ] Deduced a trap composed of 20 places in 51 ms of which 1 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/586 variables, 3/358 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/586 variables, 0/358 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 60/646 variables, 60/418 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/646 variables, 0/418 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/646 variables, 0/418 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 646/646 variables, and 418 constraints, problems are : Problem set: 0 solved, 1 unsolved in 625 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 352/352 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 3/3 constraints]
After SMT, in 912ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 432 ms.
Support contains 1 out of 352 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 352/352 places, 294/294 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 352 transition count 294
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 351 transition count 293
Applied a total of 2 rules in 19 ms. Remains 351 /352 variables (removed 1) and now considering 293/294 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 19 ms. Remains : 351/352 places, 293/294 transitions.
RANDOM walk for 40000 steps (528 resets) in 125 ms. (317 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (82 resets) in 45 ms. (869 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1689345 steps, run timeout after 3001 ms. (steps per millisecond=562 ) properties seen :0 out of 1
Probabilistic random walk after 1689345 steps, saw 236895 distinct states, run finished after 3001 ms. (steps per millisecond=562 ) properties seen :0
// Phase 1: matrix 293 rows 351 cols
[2024-05-22 08:55:30] [INFO ] Computed 60 invariants in 16 ms
[2024-05-22 08:55:30] [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) 212/213 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/213 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 35/248 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/248 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/273 variables, 17/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/273 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 7/280 variables, 7/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/280 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 230/510 variables, 280/335 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/510 variables, 2/337 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/510 variables, 0/337 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 12/522 variables, 8/345 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/522 variables, 3/348 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/522 variables, 0/348 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 1/523 variables, 1/349 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/523 variables, 1/350 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:55:30] [INFO ] Deduced a trap composed of 15 places in 59 ms of which 1 ms to minimize.
[2024-05-22 08:55:30] [INFO ] Deduced a trap composed of 18 places in 56 ms of which 1 ms to minimize.
[2024-05-22 08:55:30] [INFO ] Deduced a trap composed of 17 places in 47 ms of which 0 ms to minimize.
At refinement iteration 17 (INCLUDED_ONLY) 0/523 variables, 3/353 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/523 variables, 0/353 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 62/585 variables, 3/356 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/585 variables, 1/357 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/585 variables, 0/357 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (OVERLAPS) 59/644 variables, 59/416 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/644 variables, 0/416 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (OVERLAPS) 0/644 variables, 0/416 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 644/644 variables, and 416 constraints, problems are : Problem set: 0 solved, 1 unsolved in 499 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 351/351 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) 212/213 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/213 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 35/248 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/248 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/273 variables, 17/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/273 variables, 1/49 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/273 variables, 0/49 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 7/280 variables, 7/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/280 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 230/510 variables, 280/336 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/510 variables, 2/338 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/510 variables, 1/339 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:55:31] [INFO ] Deduced a trap composed of 12 places in 46 ms of which 1 ms to minimize.
At refinement iteration 13 (INCLUDED_ONLY) 0/510 variables, 1/340 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/510 variables, 0/340 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 12/522 variables, 8/348 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/522 variables, 3/351 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/522 variables, 1/352 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/522 variables, 0/352 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 1/523 variables, 1/353 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/523 variables, 1/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/523 variables, 1/355 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/523 variables, 0/355 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 62/585 variables, 3/358 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/585 variables, 1/359 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/585 variables, 0/359 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (OVERLAPS) 59/644 variables, 59/418 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 27 (INCLUDED_ONLY) 0/644 variables, 0/418 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 28 (OVERLAPS) 0/644 variables, 0/418 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 644/644 variables, and 418 constraints, problems are : Problem set: 0 solved, 1 unsolved in 468 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 351/351 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 4/4 constraints]
After SMT, in 992ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 2091 steps, including 1 resets, run visited all 1 properties in 7 ms. (steps per millisecond=298 )
Parikh walk visited 1 properties in 7 ms.
RANDOM walk for 40000 steps (548 resets) in 110 ms. (360 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40002 steps (91 resets) in 43 ms. (909 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1752093 steps, run timeout after 3001 ms. (steps per millisecond=583 ) properties seen :0 out of 1
Probabilistic random walk after 1752093 steps, saw 244696 distinct states, run finished after 3001 ms. (steps per millisecond=583 ) properties seen :0
// Phase 1: matrix 294 rows 352 cols
[2024-05-22 08:55:34] [INFO ] Computed 60 invariants in 10 ms
[2024-05-22 08:55:34] [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) 213/214 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/214 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/274 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/274 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/292 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/292 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 294/586 variables, 292/352 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/586 variables, 2/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/586 variables, 0/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 60/646 variables, 60/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/646 variables, 0/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/646 variables, 0/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 646/646 variables, and 414 constraints, problems are : Problem set: 0 solved, 1 unsolved in 212 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 352/352 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) 213/214 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/214 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/274 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/274 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/292 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/292 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 294/586 variables, 292/352 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/586 variables, 2/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/586 variables, 1/355 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:55:35] [INFO ] Deduced a trap composed of 18 places in 62 ms of which 1 ms to minimize.
[2024-05-22 08:55:35] [INFO ] Deduced a trap composed of 17 places in 64 ms of which 1 ms to minimize.
[2024-05-22 08:55:35] [INFO ] Deduced a trap composed of 24 places in 43 ms of which 1 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/586 variables, 3/358 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/586 variables, 0/358 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 60/646 variables, 60/418 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/646 variables, 0/418 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/646 variables, 0/418 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 646/646 variables, and 418 constraints, problems are : Problem set: 0 solved, 1 unsolved in 627 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 352/352 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 3/3 constraints]
After SMT, in 854ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 399 ms.
Support contains 1 out of 352 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 352/352 places, 294/294 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 352 transition count 294
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 351 transition count 293
Applied a total of 2 rules in 19 ms. Remains 351 /352 variables (removed 1) and now considering 293/294 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 19 ms. Remains : 351/352 places, 293/294 transitions.
RANDOM walk for 40000 steps (562 resets) in 110 ms. (360 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (95 resets) in 45 ms. (869 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1750552 steps, run timeout after 3001 ms. (steps per millisecond=583 ) properties seen :0 out of 1
Probabilistic random walk after 1750552 steps, saw 244476 distinct states, run finished after 3001 ms. (steps per millisecond=583 ) properties seen :0
// Phase 1: matrix 293 rows 351 cols
[2024-05-22 08:55:38] [INFO ] Computed 60 invariants in 10 ms
[2024-05-22 08:55:38] [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) 212/213 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/213 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 35/248 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/248 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/273 variables, 17/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/273 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 7/280 variables, 7/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/280 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 230/510 variables, 280/335 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/510 variables, 2/337 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/510 variables, 0/337 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 12/522 variables, 8/345 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/522 variables, 3/348 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/522 variables, 0/348 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 1/523 variables, 1/349 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/523 variables, 1/350 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/523 variables, 0/350 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 62/585 variables, 3/353 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/585 variables, 1/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/585 variables, 0/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 59/644 variables, 59/413 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/644 variables, 0/413 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/644 variables, 0/413 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 644/644 variables, and 413 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: 351/351 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) 212/213 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/213 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 35/248 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/248 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/273 variables, 17/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/273 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 7/280 variables, 7/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/280 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 230/510 variables, 280/335 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/510 variables, 2/337 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/510 variables, 1/338 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:55:39] [INFO ] Deduced a trap composed of 12 places in 51 ms of which 1 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/510 variables, 1/339 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/510 variables, 0/339 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 12/522 variables, 8/347 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/522 variables, 3/350 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/522 variables, 0/350 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 1/523 variables, 1/351 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/523 variables, 1/352 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/523 variables, 0/352 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 62/585 variables, 3/355 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/585 variables, 1/356 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/585 variables, 0/356 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 59/644 variables, 59/415 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/644 variables, 0/415 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 0/644 variables, 0/415 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 644/644 variables, and 415 constraints, problems are : Problem set: 0 solved, 1 unsolved in 384 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 351/351 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints]
After SMT, in 675ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 376 ms.
Support contains 1 out of 351 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 351/351 places, 293/293 transitions.
Applied a total of 0 rules in 6 ms. Remains 351 /351 variables (removed 0) and now considering 293/293 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 6 ms. Remains : 351/351 places, 293/293 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 351/351 places, 293/293 transitions.
Applied a total of 0 rules in 5 ms. Remains 351 /351 variables (removed 0) and now considering 293/293 (removed 0) transitions.
[2024-05-22 08:55:39] [INFO ] Invariant cache hit.
[2024-05-22 08:55:40] [INFO ] Implicit Places using invariants in 173 ms returned []
[2024-05-22 08:55:40] [INFO ] Invariant cache hit.
[2024-05-22 08:55:40] [INFO ] State equation strengthened by 2 read => feed constraints.
[2024-05-22 08:55:40] [INFO ] Implicit Places using invariants and state equation in 399 ms returned []
Implicit Place search using SMT with State Equation took 574 ms to find 0 implicit places.
[2024-05-22 08:55:40] [INFO ] Redundant transitions in 5 ms returned []
Running 290 sub problems to find dead transitions.
[2024-05-22 08:55:40] [INFO ] Invariant cache hit.
[2024-05-22 08:55:40] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/348 variables, 36/36 constraints. Problems are: Problem set: 0 solved, 290 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/348 variables, 17/53 constraints. Problems are: Problem set: 0 solved, 290 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/348 variables, 0/53 constraints. Problems are: Problem set: 0 solved, 290 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 2/350 variables, 7/60 constraints. Problems are: Problem set: 0 solved, 290 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/350 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 290 unsolved
At refinement iteration 5 (OVERLAPS) 293/643 variables, 350/410 constraints. Problems are: Problem set: 0 solved, 290 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/643 variables, 2/412 constraints. Problems are: Problem set: 0 solved, 290 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/643 variables, 0/412 constraints. Problems are: Problem set: 0 solved, 290 unsolved
At refinement iteration 8 (OVERLAPS) 1/644 variables, 1/413 constraints. Problems are: Problem set: 0 solved, 290 unsolved
[2024-05-22 08:55:51] [INFO ] Deduced a trap composed of 6 places in 39 ms of which 1 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/644 variables, 1/414 constraints. Problems are: Problem set: 0 solved, 290 unsolved
[2024-05-22 08:55:55] [INFO ] Deduced a trap composed of 12 places in 77 ms of which 2 ms to minimize.
[2024-05-22 08:55:56] [INFO ] Deduced a trap composed of 7 places in 52 ms of which 1 ms to minimize.
[2024-05-22 08:55:56] [INFO ] Deduced a trap composed of 16 places in 93 ms of which 2 ms to minimize.
[2024-05-22 08:55:58] [INFO ] Deduced a trap composed of 7 places in 58 ms of which 1 ms to minimize.
[2024-05-22 08:55:58] [INFO ] Deduced a trap composed of 9 places in 48 ms of which 1 ms to minimize.
[2024-05-22 08:55:58] [INFO ] Deduced a trap composed of 11 places in 46 ms of which 0 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/644 variables, 6/420 constraints. Problems are: Problem set: 0 solved, 290 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/644 variables, 0/420 constraints. Problems are: Problem set: 0 solved, 290 unsolved
At refinement iteration 12 (OVERLAPS) 0/644 variables, 0/420 constraints. Problems are: Problem set: 0 solved, 290 unsolved
No progress, stopping.
After SMT solving in domain Real declared 644/644 variables, and 420 constraints, problems are : Problem set: 0 solved, 290 unsolved in 26269 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 351/351 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 290/290 constraints, Known Traps: 7/7 constraints]
Escalating to Integer solving :Problem set: 0 solved, 290 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/348 variables, 36/36 constraints. Problems are: Problem set: 0 solved, 290 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/348 variables, 17/53 constraints. Problems are: Problem set: 0 solved, 290 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/348 variables, 6/59 constraints. Problems are: Problem set: 0 solved, 290 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/348 variables, 0/59 constraints. Problems are: Problem set: 0 solved, 290 unsolved
At refinement iteration 4 (OVERLAPS) 2/350 variables, 7/66 constraints. Problems are: Problem set: 0 solved, 290 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/350 variables, 1/67 constraints. Problems are: Problem set: 0 solved, 290 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/350 variables, 0/67 constraints. Problems are: Problem set: 0 solved, 290 unsolved
At refinement iteration 7 (OVERLAPS) 293/643 variables, 350/417 constraints. Problems are: Problem set: 0 solved, 290 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/643 variables, 2/419 constraints. Problems are: Problem set: 0 solved, 290 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/643 variables, 290/709 constraints. Problems are: Problem set: 0 solved, 290 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 643/644 variables, and 709 constraints, problems are : Problem set: 0 solved, 290 unsolved in 30018 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 350/351 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 290/290 constraints, Known Traps: 7/7 constraints]
After SMT, in 56496ms problems are : Problem set: 0 solved, 290 unsolved
Search for dead transitions found 0 dead transitions in 56499ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 57091 ms. Remains : 351/351 places, 293/293 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 351 transition count 293
Applied a total of 1 rules in 13 ms. Remains 351 /351 variables (removed 0) and now considering 293/293 (removed 0) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 293 rows 351 cols
[2024-05-22 08:56:36] [INFO ] Computed 60 invariants in 9 ms
[2024-05-22 08:56:37] [INFO ] [Real]Absence check using 36 positive place invariants in 5 ms returned sat
[2024-05-22 08:56:37] [INFO ] [Real]Absence check using 36 positive and 24 generalized place invariants in 21 ms returned sat
[2024-05-22 08:56:37] [INFO ] After 86ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 08:56:37] [INFO ] [Nat]Absence check using 36 positive place invariants in 5 ms returned sat
[2024-05-22 08:56:37] [INFO ] [Nat]Absence check using 36 positive and 24 generalized place invariants in 13 ms returned sat
[2024-05-22 08:56:37] [INFO ] After 128ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2024-05-22 08:56:37] [INFO ] After 148ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2024-05-22 08:56:37] [INFO ] After 234ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Over-approximation ignoring read arcs solved 0 properties in 348 ms.
RANDOM walk for 40000 steps (538 resets) in 116 ms. (341 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (90 resets) in 46 ms. (851 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1720239 steps, run timeout after 3001 ms. (steps per millisecond=573 ) properties seen :0 out of 1
Probabilistic random walk after 1720239 steps, saw 240534 distinct states, run finished after 3001 ms. (steps per millisecond=573 ) properties seen :0
// Phase 1: matrix 294 rows 352 cols
[2024-05-22 08:56:40] [INFO ] Computed 60 invariants in 9 ms
[2024-05-22 08:56:40] [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) 213/214 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/214 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/274 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/274 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/292 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/292 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 294/586 variables, 292/352 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/586 variables, 2/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/586 variables, 0/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 60/646 variables, 60/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/646 variables, 0/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/646 variables, 0/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 646/646 variables, and 414 constraints, problems are : Problem set: 0 solved, 1 unsolved in 232 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 352/352 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) 213/214 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/214 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/274 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/274 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/292 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/292 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 294/586 variables, 292/352 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/586 variables, 2/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/586 variables, 1/355 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:56:41] [INFO ] Deduced a trap composed of 18 places in 57 ms of which 1 ms to minimize.
[2024-05-22 08:56:41] [INFO ] Deduced a trap composed of 8 places in 69 ms of which 1 ms to minimize.
[2024-05-22 08:56:41] [INFO ] Deduced a trap composed of 19 places in 62 ms of which 1 ms to minimize.
[2024-05-22 08:56:41] [INFO ] Deduced a trap composed of 23 places in 44 ms of which 0 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/586 variables, 4/359 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/586 variables, 0/359 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 60/646 variables, 60/419 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/646 variables, 0/419 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/646 variables, 0/419 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 646/646 variables, and 419 constraints, problems are : Problem set: 0 solved, 1 unsolved in 703 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 352/352 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 4/4 constraints]
After SMT, in 952ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 21345 steps, including 101 resets, run visited all 1 properties in 55 ms. (steps per millisecond=388 )
Parikh walk visited 1 properties in 54 ms.
RANDOM walk for 40000 steps (544 resets) in 118 ms. (336 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (84 resets) in 43 ms. (909 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1778137 steps, run timeout after 3001 ms. (steps per millisecond=592 ) properties seen :0 out of 1
Probabilistic random walk after 1778137 steps, saw 248178 distinct states, run finished after 3001 ms. (steps per millisecond=592 ) properties seen :0
[2024-05-22 08:56:44] [INFO ] Invariant cache hit.
[2024-05-22 08:56:44] [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) 213/214 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/214 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/274 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/274 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/292 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/292 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 294/586 variables, 292/352 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/586 variables, 2/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/586 variables, 0/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 60/646 variables, 60/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/646 variables, 0/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/646 variables, 0/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 646/646 variables, and 414 constraints, problems are : Problem set: 0 solved, 1 unsolved in 232 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 352/352 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) 213/214 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/214 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/274 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/274 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/292 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/292 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 294/586 variables, 292/352 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/586 variables, 2/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/586 variables, 1/355 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:56:44] [INFO ] Deduced a trap composed of 9 places in 66 ms of which 1 ms to minimize.
[2024-05-22 08:56:45] [INFO ] Deduced a trap composed of 11 places in 62 ms of which 1 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/586 variables, 2/357 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/586 variables, 0/357 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 60/646 variables, 60/417 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/646 variables, 0/417 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/646 variables, 0/417 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 646/646 variables, and 417 constraints, problems are : Problem set: 0 solved, 1 unsolved in 454 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 352/352 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 2/2 constraints]
After SMT, in 691ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 30087 steps, including 152 resets, run visited all 1 properties in 71 ms. (steps per millisecond=423 )
Parikh walk visited 1 properties in 70 ms.
RANDOM walk for 40000 steps (528 resets) in 114 ms. (347 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (88 resets) in 41 ms. (952 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1763794 steps, run timeout after 3001 ms. (steps per millisecond=587 ) properties seen :0 out of 1
Probabilistic random walk after 1763794 steps, saw 246312 distinct states, run finished after 3001 ms. (steps per millisecond=587 ) properties seen :0
[2024-05-22 08:56:48] [INFO ] Invariant cache hit.
[2024-05-22 08:56:48] [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) 213/214 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/214 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/274 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/274 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/292 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/292 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 294/586 variables, 292/352 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/586 variables, 2/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/586 variables, 0/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 60/646 variables, 60/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/646 variables, 0/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/646 variables, 0/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 646/646 variables, and 414 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: 352/352 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) 213/214 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/214 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/274 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/274 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/292 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/292 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 294/586 variables, 292/352 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/586 variables, 2/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/586 variables, 1/355 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:56:48] [INFO ] Deduced a trap composed of 16 places in 74 ms of which 1 ms to minimize.
[2024-05-22 08:56:48] [INFO ] Deduced a trap composed of 23 places in 68 ms of which 2 ms to minimize.
[2024-05-22 08:56:48] [INFO ] Deduced a trap composed of 20 places in 49 ms of which 1 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/586 variables, 3/358 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/586 variables, 0/358 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 60/646 variables, 60/418 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/646 variables, 0/418 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/646 variables, 0/418 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 646/646 variables, and 418 constraints, problems are : Problem set: 0 solved, 1 unsolved in 618 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 352/352 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 3/3 constraints]
After SMT, in 853ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 381 ms.
Support contains 1 out of 352 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 352/352 places, 294/294 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 352 transition count 294
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 351 transition count 293
Applied a total of 2 rules in 17 ms. Remains 351 /352 variables (removed 1) and now considering 293/294 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 17 ms. Remains : 351/352 places, 293/294 transitions.
RANDOM walk for 40000 steps (558 resets) in 108 ms. (366 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40002 steps (92 resets) in 42 ms. (930 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1725237 steps, run timeout after 3001 ms. (steps per millisecond=574 ) properties seen :0 out of 1
Probabilistic random walk after 1725237 steps, saw 241171 distinct states, run finished after 3001 ms. (steps per millisecond=574 ) properties seen :0
// Phase 1: matrix 293 rows 351 cols
[2024-05-22 08:56:52] [INFO ] Computed 60 invariants in 8 ms
[2024-05-22 08:56:52] [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) 212/213 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/213 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 35/248 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/248 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/273 variables, 17/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/273 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 7/280 variables, 7/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/280 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 230/510 variables, 280/335 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/510 variables, 2/337 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/510 variables, 0/337 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 12/522 variables, 8/345 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/522 variables, 3/348 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/522 variables, 0/348 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 1/523 variables, 1/349 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/523 variables, 1/350 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/523 variables, 0/350 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 62/585 variables, 3/353 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/585 variables, 1/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/585 variables, 0/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 59/644 variables, 59/413 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/644 variables, 0/413 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/644 variables, 0/413 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 644/644 variables, and 413 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: 351/351 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) 212/213 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/213 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 35/248 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:56:52] [INFO ] Deduced a trap composed of 7 places in 52 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/248 variables, 1/32 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/248 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 25/273 variables, 17/49 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/273 variables, 0/49 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 7/280 variables, 7/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/280 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 230/510 variables, 280/336 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/510 variables, 2/338 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/510 variables, 1/339 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:56:53] [INFO ] Deduced a trap composed of 14 places in 47 ms of which 1 ms to minimize.
At refinement iteration 13 (INCLUDED_ONLY) 0/510 variables, 1/340 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/510 variables, 0/340 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 12/522 variables, 8/348 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/522 variables, 3/351 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:56:53] [INFO ] Deduced a trap composed of 12 places in 46 ms of which 1 ms to minimize.
At refinement iteration 17 (INCLUDED_ONLY) 0/522 variables, 1/352 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/522 variables, 0/352 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 1/523 variables, 1/353 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/523 variables, 1/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/523 variables, 0/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (OVERLAPS) 62/585 variables, 3/357 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/585 variables, 1/358 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/585 variables, 0/358 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 59/644 variables, 59/417 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/644 variables, 0/417 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 27 (OVERLAPS) 0/644 variables, 0/417 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 644/644 variables, and 417 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: 351/351 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 3/3 constraints]
After SMT, in 851ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 89058 steps, including 154 resets, run visited all 1 properties in 179 ms. (steps per millisecond=497 )
Parikh walk visited 1 properties in 179 ms.
RANDOM walk for 40000 steps (545 resets) in 122 ms. (325 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (82 resets) in 50 ms. (784 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1683712 steps, run timeout after 3001 ms. (steps per millisecond=561 ) properties seen :0 out of 1
Probabilistic random walk after 1683712 steps, saw 236114 distinct states, run finished after 3001 ms. (steps per millisecond=561 ) properties seen :0
// Phase 1: matrix 294 rows 352 cols
[2024-05-22 08:56:56] [INFO ] Computed 60 invariants in 16 ms
[2024-05-22 08:56:56] [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) 213/214 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/214 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/274 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/274 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/292 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/292 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 294/586 variables, 292/352 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/586 variables, 2/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:56:56] [INFO ] Deduced a trap composed of 18 places in 60 ms of which 1 ms to minimize.
[2024-05-22 08:56:56] [INFO ] Deduced a trap composed of 19 places in 48 ms of which 1 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/586 variables, 2/356 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/586 variables, 0/356 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 60/646 variables, 60/416 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/646 variables, 0/416 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 0/646 variables, 0/416 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 646/646 variables, and 416 constraints, problems are : Problem set: 0 solved, 1 unsolved in 432 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 352/352 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) 213/214 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/214 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/274 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/274 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/292 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/292 variables, 2/62 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/292 variables, 0/62 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 294/586 variables, 292/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/586 variables, 2/356 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/586 variables, 1/357 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:56:57] [INFO ] Deduced a trap composed of 19 places in 64 ms of which 2 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/586 variables, 1/358 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/586 variables, 0/358 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 60/646 variables, 60/418 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/646 variables, 0/418 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/646 variables, 0/418 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 646/646 variables, and 418 constraints, problems are : Problem set: 0 solved, 1 unsolved in 440 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 352/352 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 3/3 constraints]
After SMT, in 895ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 381 ms.
Support contains 1 out of 352 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 352/352 places, 294/294 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 352 transition count 294
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 351 transition count 293
Applied a total of 2 rules in 15 ms. Remains 351 /352 variables (removed 1) and now considering 293/294 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 15 ms. Remains : 351/352 places, 293/294 transitions.
RANDOM walk for 40000 steps (558 resets) in 113 ms. (350 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (100 resets) in 42 ms. (930 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1740941 steps, run timeout after 3001 ms. (steps per millisecond=580 ) properties seen :0 out of 1
Probabilistic random walk after 1740941 steps, saw 243036 distinct states, run finished after 3001 ms. (steps per millisecond=580 ) properties seen :0
// Phase 1: matrix 293 rows 351 cols
[2024-05-22 08:57:00] [INFO ] Computed 60 invariants in 10 ms
[2024-05-22 08:57:00] [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) 212/213 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/213 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 35/248 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/248 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/273 variables, 17/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/273 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 7/280 variables, 7/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/280 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 230/510 variables, 280/335 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/510 variables, 2/337 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/510 variables, 0/337 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 12/522 variables, 8/345 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/522 variables, 3/348 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/522 variables, 0/348 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 1/523 variables, 1/349 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/523 variables, 1/350 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/523 variables, 0/350 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 62/585 variables, 3/353 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/585 variables, 1/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/585 variables, 0/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 59/644 variables, 59/413 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/644 variables, 0/413 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/644 variables, 0/413 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 644/644 variables, and 413 constraints, problems are : Problem set: 0 solved, 1 unsolved in 278 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 351/351 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) 212/213 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/213 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 35/248 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/248 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/273 variables, 17/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/273 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 7/280 variables, 7/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/280 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 230/510 variables, 280/335 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/510 variables, 2/337 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/510 variables, 1/338 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:57:01] [INFO ] Deduced a trap composed of 11 places in 47 ms of which 1 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/510 variables, 1/339 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/510 variables, 0/339 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 12/522 variables, 8/347 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/522 variables, 3/350 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/522 variables, 0/350 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 1/523 variables, 1/351 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/523 variables, 1/352 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/523 variables, 0/352 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 62/585 variables, 3/355 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/585 variables, 1/356 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/585 variables, 0/356 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 59/644 variables, 59/415 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/644 variables, 0/415 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 0/644 variables, 0/415 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 644/644 variables, and 415 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: 351/351 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints]
After SMT, in 718ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 1759 steps, including 1 resets, run visited all 1 properties in 6 ms. (steps per millisecond=293 )
Parikh walk visited 1 properties in 5 ms.
RANDOM walk for 40000 steps (536 resets) in 112 ms. (353 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (86 resets) in 45 ms. (869 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1717604 steps, run timeout after 3001 ms. (steps per millisecond=572 ) properties seen :0 out of 1
Probabilistic random walk after 1717604 steps, saw 240255 distinct states, run finished after 3001 ms. (steps per millisecond=572 ) properties seen :0
// Phase 1: matrix 294 rows 352 cols
[2024-05-22 08:57:04] [INFO ] Computed 60 invariants in 10 ms
[2024-05-22 08:57:04] [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) 213/214 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/214 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/274 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/274 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/292 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/292 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 294/586 variables, 292/352 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/586 variables, 2/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/586 variables, 0/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 60/646 variables, 60/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/646 variables, 0/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/646 variables, 0/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 646/646 variables, and 414 constraints, problems are : Problem set: 0 solved, 1 unsolved in 291 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 352/352 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) 213/214 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/214 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/274 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:57:05] [INFO ] Deduced a trap composed of 10 places in 56 ms of which 1 ms to minimize.
[2024-05-22 08:57:05] [INFO ] Deduced a trap composed of 12 places in 50 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/274 variables, 2/45 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/274 variables, 0/45 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 18/292 variables, 17/62 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/292 variables, 0/62 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 294/586 variables, 292/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/586 variables, 2/356 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/586 variables, 1/357 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:57:05] [INFO ] Deduced a trap composed of 12 places in 67 ms of which 1 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/586 variables, 1/358 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/586 variables, 0/358 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 60/646 variables, 60/418 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/646 variables, 0/418 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/646 variables, 0/418 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 646/646 variables, and 418 constraints, problems are : Problem set: 0 solved, 1 unsolved in 544 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 352/352 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 3/3 constraints]
After SMT, in 850ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 1730 steps, including 1 resets, run visited all 1 properties in 6 ms. (steps per millisecond=288 )
Parikh walk visited 1 properties in 6 ms.
RANDOM walk for 40000 steps (543 resets) in 106 ms. (373 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40002 steps (94 resets) in 42 ms. (930 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1695881 steps, run timeout after 3001 ms. (steps per millisecond=565 ) properties seen :0 out of 1
Probabilistic random walk after 1695881 steps, saw 237702 distinct states, run finished after 3001 ms. (steps per millisecond=565 ) properties seen :0
[2024-05-22 08:57:08] [INFO ] Invariant cache hit.
[2024-05-22 08:57:08] [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) 213/214 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/214 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/274 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/274 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/292 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/292 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 294/586 variables, 292/352 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/586 variables, 2/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/586 variables, 0/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 60/646 variables, 60/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/646 variables, 0/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/646 variables, 0/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 646/646 variables, and 414 constraints, problems are : Problem set: 0 solved, 1 unsolved in 253 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 352/352 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) 213/214 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/214 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/274 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:57:08] [INFO ] Deduced a trap composed of 10 places in 58 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/274 variables, 1/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/274 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 18/292 variables, 17/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/292 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 294/586 variables, 292/353 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/586 variables, 2/355 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/586 variables, 1/356 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:57:09] [INFO ] Deduced a trap composed of 16 places in 66 ms of which 1 ms to minimize.
[2024-05-22 08:57:09] [INFO ] Deduced a trap composed of 18 places in 65 ms of which 1 ms to minimize.
[2024-05-22 08:57:09] [INFO ] Deduced a trap composed of 20 places in 41 ms of which 1 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/586 variables, 3/359 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/586 variables, 0/359 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 60/646 variables, 60/419 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/646 variables, 0/419 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/646 variables, 0/419 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 646/646 variables, and 419 constraints, problems are : Problem set: 0 solved, 1 unsolved in 647 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 352/352 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 4/4 constraints]
After SMT, in 906ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 127596 steps, including 463 resets, run visited all 1 properties in 267 ms. (steps per millisecond=477 )
Parikh walk visited 1 properties in 266 ms.
RANDOM walk for 40000 steps (550 resets) in 120 ms. (330 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (82 resets) in 48 ms. (816 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1715699 steps, run timeout after 3001 ms. (steps per millisecond=571 ) properties seen :0 out of 1
Probabilistic random walk after 1715699 steps, saw 240051 distinct states, run finished after 3001 ms. (steps per millisecond=571 ) properties seen :0
[2024-05-22 08:57:12] [INFO ] Invariant cache hit.
[2024-05-22 08:57:12] [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) 213/214 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/214 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/274 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/274 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/292 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/292 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 294/586 variables, 292/352 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/586 variables, 2/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/586 variables, 0/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 60/646 variables, 60/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/646 variables, 0/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/646 variables, 0/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 646/646 variables, and 414 constraints, problems are : Problem set: 0 solved, 1 unsolved in 222 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 352/352 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) 213/214 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/214 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/274 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/274 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/292 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/292 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 294/586 variables, 292/352 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/586 variables, 2/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/586 variables, 1/355 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:57:13] [INFO ] Deduced a trap composed of 17 places in 65 ms of which 1 ms to minimize.
[2024-05-22 08:57:13] [INFO ] Deduced a trap composed of 17 places in 67 ms of which 1 ms to minimize.
[2024-05-22 08:57:13] [INFO ] Deduced a trap composed of 20 places in 41 ms of which 1 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/586 variables, 3/358 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/586 variables, 0/358 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 60/646 variables, 60/418 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:57:13] [INFO ] Deduced a trap composed of 16 places in 63 ms of which 1 ms to minimize.
At refinement iteration 13 (INCLUDED_ONLY) 0/646 variables, 1/419 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/646 variables, 0/419 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/646 variables, 0/419 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 646/646 variables, and 419 constraints, problems are : Problem set: 0 solved, 1 unsolved in 714 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 352/352 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 4/4 constraints]
After SMT, in 942ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 340 ms.
Support contains 1 out of 352 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 352/352 places, 294/294 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 352 transition count 294
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 351 transition count 293
Applied a total of 2 rules in 15 ms. Remains 351 /352 variables (removed 1) and now considering 293/294 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 15 ms. Remains : 351/352 places, 293/294 transitions.
RANDOM walk for 40000 steps (543 resets) in 107 ms. (370 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 1649445 steps, run timeout after 3001 ms. (steps per millisecond=549 ) properties seen :0 out of 1
Probabilistic random walk after 1649445 steps, saw 231331 distinct states, run finished after 3001 ms. (steps per millisecond=549 ) properties seen :0
// Phase 1: matrix 293 rows 351 cols
[2024-05-22 08:57:17] [INFO ] Computed 60 invariants in 10 ms
[2024-05-22 08:57:17] [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) 212/213 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/213 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 35/248 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/248 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/273 variables, 17/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/273 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 7/280 variables, 7/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/280 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 230/510 variables, 280/335 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/510 variables, 2/337 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/510 variables, 0/337 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 12/522 variables, 8/345 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/522 variables, 3/348 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/522 variables, 0/348 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 1/523 variables, 1/349 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/523 variables, 1/350 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/523 variables, 0/350 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 62/585 variables, 3/353 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/585 variables, 1/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/585 variables, 0/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 59/644 variables, 59/413 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/644 variables, 0/413 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/644 variables, 0/413 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 644/644 variables, and 413 constraints, problems are : Problem set: 0 solved, 1 unsolved in 268 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 351/351 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) 212/213 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/213 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 35/248 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:57:17] [INFO ] Deduced a trap composed of 9 places in 54 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/248 variables, 1/32 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/248 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 25/273 variables, 17/49 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/273 variables, 0/49 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 7/280 variables, 7/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/280 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 230/510 variables, 280/336 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/510 variables, 2/338 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/510 variables, 1/339 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:57:17] [INFO ] Deduced a trap composed of 14 places in 49 ms of which 1 ms to minimize.
At refinement iteration 13 (INCLUDED_ONLY) 0/510 variables, 1/340 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/510 variables, 0/340 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 12/522 variables, 8/348 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/522 variables, 3/351 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:57:17] [INFO ] Deduced a trap composed of 12 places in 48 ms of which 1 ms to minimize.
At refinement iteration 17 (INCLUDED_ONLY) 0/522 variables, 1/352 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/522 variables, 0/352 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 1/523 variables, 1/353 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/523 variables, 1/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/523 variables, 0/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (OVERLAPS) 62/585 variables, 3/357 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/585 variables, 1/358 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/585 variables, 0/358 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 59/644 variables, 59/417 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:57:17] [INFO ] Deduced a trap composed of 5 places in 42 ms of which 1 ms to minimize.
At refinement iteration 26 (INCLUDED_ONLY) 0/644 variables, 1/418 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 27 (INCLUDED_ONLY) 0/644 variables, 0/418 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 28 (OVERLAPS) 0/644 variables, 0/418 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 644/644 variables, and 418 constraints, problems are : Problem set: 0 solved, 1 unsolved in 560 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 351/351 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 4/4 constraints]
After SMT, in 846ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 263 ms.
Support contains 1 out of 351 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 351/351 places, 293/293 transitions.
Applied a total of 0 rules in 5 ms. Remains 351 /351 variables (removed 0) and now considering 293/293 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5 ms. Remains : 351/351 places, 293/293 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 351/351 places, 293/293 transitions.
Applied a total of 0 rules in 6 ms. Remains 351 /351 variables (removed 0) and now considering 293/293 (removed 0) transitions.
[2024-05-22 08:57:18] [INFO ] Invariant cache hit.
[2024-05-22 08:57:18] [INFO ] Implicit Places using invariants in 173 ms returned []
[2024-05-22 08:57:18] [INFO ] Invariant cache hit.
[2024-05-22 08:57:18] [INFO ] State equation strengthened by 2 read => feed constraints.
[2024-05-22 08:57:18] [INFO ] Implicit Places using invariants and state equation in 414 ms returned []
Implicit Place search using SMT with State Equation took 587 ms to find 0 implicit places.
[2024-05-22 08:57:18] [INFO ] Redundant transitions in 3 ms returned []
Running 290 sub problems to find dead transitions.
[2024-05-22 08:57:18] [INFO ] Invariant cache hit.
[2024-05-22 08:57:18] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/348 variables, 36/36 constraints. Problems are: Problem set: 0 solved, 290 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/348 variables, 17/53 constraints. Problems are: Problem set: 0 solved, 290 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/348 variables, 0/53 constraints. Problems are: Problem set: 0 solved, 290 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 2/350 variables, 7/60 constraints. Problems are: Problem set: 0 solved, 290 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/350 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 290 unsolved
At refinement iteration 5 (OVERLAPS) 293/643 variables, 350/410 constraints. Problems are: Problem set: 0 solved, 290 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/643 variables, 2/412 constraints. Problems are: Problem set: 0 solved, 290 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/643 variables, 0/412 constraints. Problems are: Problem set: 0 solved, 290 unsolved
At refinement iteration 8 (OVERLAPS) 1/644 variables, 1/413 constraints. Problems are: Problem set: 0 solved, 290 unsolved
[2024-05-22 08:57:29] [INFO ] Deduced a trap composed of 6 places in 39 ms of which 0 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/644 variables, 1/414 constraints. Problems are: Problem set: 0 solved, 290 unsolved
[2024-05-22 08:57:33] [INFO ] Deduced a trap composed of 12 places in 76 ms of which 2 ms to minimize.
[2024-05-22 08:57:35] [INFO ] Deduced a trap composed of 7 places in 51 ms of which 1 ms to minimize.
[2024-05-22 08:57:35] [INFO ] Deduced a trap composed of 16 places in 93 ms of which 2 ms to minimize.
[2024-05-22 08:57:36] [INFO ] Deduced a trap composed of 7 places in 55 ms of which 1 ms to minimize.
[2024-05-22 08:57:36] [INFO ] Deduced a trap composed of 9 places in 44 ms of which 1 ms to minimize.
[2024-05-22 08:57:36] [INFO ] Deduced a trap composed of 11 places in 39 ms of which 1 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/644 variables, 6/420 constraints. Problems are: Problem set: 0 solved, 290 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/644 variables, 0/420 constraints. Problems are: Problem set: 0 solved, 290 unsolved
At refinement iteration 12 (OVERLAPS) 0/644 variables, 0/420 constraints. Problems are: Problem set: 0 solved, 290 unsolved
No progress, stopping.
After SMT solving in domain Real declared 644/644 variables, and 420 constraints, problems are : Problem set: 0 solved, 290 unsolved in 26476 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 351/351 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 290/290 constraints, Known Traps: 7/7 constraints]
Escalating to Integer solving :Problem set: 0 solved, 290 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/348 variables, 36/36 constraints. Problems are: Problem set: 0 solved, 290 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/348 variables, 17/53 constraints. Problems are: Problem set: 0 solved, 290 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/348 variables, 6/59 constraints. Problems are: Problem set: 0 solved, 290 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/348 variables, 0/59 constraints. Problems are: Problem set: 0 solved, 290 unsolved
At refinement iteration 4 (OVERLAPS) 2/350 variables, 7/66 constraints. Problems are: Problem set: 0 solved, 290 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/350 variables, 1/67 constraints. Problems are: Problem set: 0 solved, 290 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/350 variables, 0/67 constraints. Problems are: Problem set: 0 solved, 290 unsolved
At refinement iteration 7 (OVERLAPS) 293/643 variables, 350/417 constraints. Problems are: Problem set: 0 solved, 290 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/643 variables, 2/419 constraints. Problems are: Problem set: 0 solved, 290 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/643 variables, 290/709 constraints. Problems are: Problem set: 0 solved, 290 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 643/644 variables, and 709 constraints, problems are : Problem set: 0 solved, 290 unsolved in 30018 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 350/351 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 290/290 constraints, Known Traps: 7/7 constraints]
After SMT, in 56686ms problems are : Problem set: 0 solved, 290 unsolved
Search for dead transitions found 0 dead transitions in 56691ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 57298 ms. Remains : 351/351 places, 293/293 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 351 transition count 293
Applied a total of 1 rules in 10 ms. Remains 351 /351 variables (removed 0) and now considering 293/293 (removed 0) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 293 rows 351 cols
[2024-05-22 08:58:15] [INFO ] Computed 60 invariants in 7 ms
[2024-05-22 08:58:15] [INFO ] [Real]Absence check using 36 positive place invariants in 5 ms returned sat
[2024-05-22 08:58:15] [INFO ] [Real]Absence check using 36 positive and 24 generalized place invariants in 22 ms returned sat
[2024-05-22 08:58:15] [INFO ] After 84ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 08:58:15] [INFO ] [Nat]Absence check using 36 positive place invariants in 5 ms returned sat
[2024-05-22 08:58:15] [INFO ] [Nat]Absence check using 36 positive and 24 generalized place invariants in 19 ms returned sat
[2024-05-22 08:58:15] [INFO ] After 129ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2024-05-22 08:58:15] [INFO ] After 149ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2024-05-22 08:58:15] [INFO ] After 243ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Over-approximation ignoring read arcs solved 0 properties in 349 ms.
RANDOM walk for 40000 steps (529 resets) in 103 ms. (384 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (89 resets) in 40 ms. (975 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1730165 steps, run timeout after 3001 ms. (steps per millisecond=576 ) properties seen :0 out of 1
Probabilistic random walk after 1730165 steps, saw 241735 distinct states, run finished after 3001 ms. (steps per millisecond=576 ) properties seen :0
// Phase 1: matrix 294 rows 352 cols
[2024-05-22 08:58:18] [INFO ] Computed 60 invariants in 10 ms
[2024-05-22 08:58:18] [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) 213/214 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/214 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/274 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/274 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/292 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/292 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 294/586 variables, 292/352 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/586 variables, 2/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/586 variables, 0/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 60/646 variables, 60/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/646 variables, 0/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/646 variables, 0/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 646/646 variables, and 414 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: 352/352 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) 213/214 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/214 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/274 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:58:19] [INFO ] Deduced a trap composed of 10 places in 54 ms of which 1 ms to minimize.
[2024-05-22 08:58:19] [INFO ] Deduced a trap composed of 12 places in 51 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/274 variables, 2/45 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/274 variables, 0/45 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 18/292 variables, 17/62 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/292 variables, 0/62 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 294/586 variables, 292/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/586 variables, 2/356 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/586 variables, 1/357 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:58:19] [INFO ] Deduced a trap composed of 16 places in 57 ms of which 2 ms to minimize.
[2024-05-22 08:58:19] [INFO ] Deduced a trap composed of 19 places in 62 ms of which 2 ms to minimize.
[2024-05-22 08:58:19] [INFO ] Deduced a trap composed of 18 places in 44 ms of which 1 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/586 variables, 3/360 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/586 variables, 0/360 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 60/646 variables, 60/420 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/646 variables, 0/420 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/646 variables, 0/420 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 646/646 variables, and 420 constraints, problems are : Problem set: 0 solved, 1 unsolved in 685 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 352/352 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 5/5 constraints]
After SMT, in 916ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 1604 steps, including 1 resets, run visited all 1 properties in 5 ms. (steps per millisecond=320 )
Parikh walk visited 1 properties in 4 ms.
RANDOM walk for 40000 steps (547 resets) in 114 ms. (347 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40002 steps (88 resets) in 42 ms. (930 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1744046 steps, run timeout after 3001 ms. (steps per millisecond=581 ) properties seen :0 out of 1
Probabilistic random walk after 1744046 steps, saw 243525 distinct states, run finished after 3001 ms. (steps per millisecond=581 ) properties seen :0
[2024-05-22 08:58:22] [INFO ] Invariant cache hit.
[2024-05-22 08:58:22] [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) 213/214 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/214 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/274 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/274 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/292 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/292 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 294/586 variables, 292/352 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/586 variables, 2/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/586 variables, 0/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 60/646 variables, 60/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/646 variables, 0/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/646 variables, 0/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 646/646 variables, and 414 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: 352/352 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) 213/214 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/214 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/274 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:58:23] [INFO ] Deduced a trap composed of 7 places in 50 ms of which 1 ms to minimize.
[2024-05-22 08:58:23] [INFO ] Deduced a trap composed of 8 places in 46 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/274 variables, 2/45 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/274 variables, 0/45 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 18/292 variables, 17/62 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/292 variables, 0/62 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 294/586 variables, 292/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/586 variables, 2/356 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/586 variables, 1/357 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:58:23] [INFO ] Deduced a trap composed of 17 places in 57 ms of which 2 ms to minimize.
[2024-05-22 08:58:23] [INFO ] Deduced a trap composed of 17 places in 53 ms of which 1 ms to minimize.
[2024-05-22 08:58:23] [INFO ] Deduced a trap composed of 20 places in 43 ms of which 1 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/586 variables, 3/360 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/586 variables, 0/360 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 60/646 variables, 60/420 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/646 variables, 0/420 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/646 variables, 0/420 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 646/646 variables, and 420 constraints, problems are : Problem set: 0 solved, 1 unsolved in 635 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 352/352 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 5/5 constraints]
After SMT, in 881ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 26988 steps, including 119 resets, run visited all 1 properties in 63 ms. (steps per millisecond=428 )
Parikh walk visited 1 properties in 62 ms.
RANDOM walk for 40000 steps (534 resets) in 114 ms. (347 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (86 resets) in 48 ms. (816 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1748106 steps, run timeout after 3001 ms. (steps per millisecond=582 ) properties seen :0 out of 1
Probabilistic random walk after 1748106 steps, saw 244115 distinct states, run finished after 3001 ms. (steps per millisecond=582 ) properties seen :0
[2024-05-22 08:58:26] [INFO ] Invariant cache hit.
[2024-05-22 08:58:26] [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) 213/214 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/214 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/274 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/274 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/292 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/292 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 294/586 variables, 292/352 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/586 variables, 2/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/586 variables, 0/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 60/646 variables, 60/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/646 variables, 0/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/646 variables, 0/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 646/646 variables, and 414 constraints, problems are : Problem set: 0 solved, 1 unsolved in 231 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 352/352 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) 213/214 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/214 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/274 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:58:27] [INFO ] Deduced a trap composed of 8 places in 55 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/274 variables, 1/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/274 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 18/292 variables, 17/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/292 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 294/586 variables, 292/353 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/586 variables, 2/355 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/586 variables, 1/356 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:58:27] [INFO ] Deduced a trap composed of 12 places in 65 ms of which 1 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/586 variables, 1/357 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/586 variables, 0/357 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 60/646 variables, 60/417 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/646 variables, 0/417 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/646 variables, 0/417 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 646/646 variables, and 417 constraints, problems are : Problem set: 0 solved, 1 unsolved in 488 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 352/352 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 2/2 constraints]
After SMT, in 723ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 59637 steps, including 121 resets, run visited all 1 properties in 123 ms. (steps per millisecond=484 )
Parikh walk visited 1 properties in 123 ms.
RANDOM walk for 40000 steps (554 resets) in 124 ms. (320 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (100 resets) in 44 ms. (888 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1752678 steps, run timeout after 3001 ms. (steps per millisecond=584 ) properties seen :0 out of 1
Probabilistic random walk after 1752678 steps, saw 244770 distinct states, run finished after 3001 ms. (steps per millisecond=584 ) properties seen :0
[2024-05-22 08:58:30] [INFO ] Invariant cache hit.
[2024-05-22 08:58:30] [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) 213/214 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/214 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/274 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/274 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/292 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/292 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 294/586 variables, 292/352 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/586 variables, 2/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/586 variables, 0/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 60/646 variables, 60/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/646 variables, 0/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/646 variables, 0/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 646/646 variables, and 414 constraints, problems are : Problem set: 0 solved, 1 unsolved in 244 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 352/352 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) 213/214 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/214 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/274 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/274 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/292 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/292 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 294/586 variables, 292/352 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/586 variables, 2/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/586 variables, 1/355 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:58:31] [INFO ] Deduced a trap composed of 22 places in 67 ms of which 1 ms to minimize.
[2024-05-22 08:58:31] [INFO ] Deduced a trap composed of 19 places in 65 ms of which 2 ms to minimize.
[2024-05-22 08:58:31] [INFO ] Deduced a trap composed of 24 places in 44 ms of which 0 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/586 variables, 3/358 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/586 variables, 0/358 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 60/646 variables, 60/418 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/646 variables, 0/418 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/646 variables, 0/418 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 646/646 variables, and 418 constraints, problems are : Problem set: 0 solved, 1 unsolved in 466 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 352/352 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 3/3 constraints]
After SMT, in 715ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 299 ms.
Support contains 1 out of 352 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 352/352 places, 294/294 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 352 transition count 294
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 351 transition count 293
Applied a total of 2 rules in 15 ms. Remains 351 /352 variables (removed 1) and now considering 293/294 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 15 ms. Remains : 351/352 places, 293/294 transitions.
RANDOM walk for 40000 steps (545 resets) in 114 ms. (347 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (86 resets) in 44 ms. (888 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1758552 steps, run timeout after 3001 ms. (steps per millisecond=585 ) properties seen :0 out of 1
Probabilistic random walk after 1758552 steps, saw 245612 distinct states, run finished after 3001 ms. (steps per millisecond=585 ) properties seen :0
// Phase 1: matrix 293 rows 351 cols
[2024-05-22 08:58:34] [INFO ] Computed 60 invariants in 10 ms
[2024-05-22 08:58:34] [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) 212/213 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/213 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 35/248 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/248 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/273 variables, 17/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/273 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 7/280 variables, 7/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/280 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 230/510 variables, 280/335 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/510 variables, 2/337 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/510 variables, 0/337 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 12/522 variables, 8/345 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/522 variables, 3/348 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/522 variables, 0/348 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 1/523 variables, 1/349 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/523 variables, 1/350 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/523 variables, 0/350 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 62/585 variables, 3/353 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/585 variables, 1/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/585 variables, 0/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 59/644 variables, 59/413 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/644 variables, 0/413 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/644 variables, 0/413 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 644/644 variables, and 413 constraints, problems are : Problem set: 0 solved, 1 unsolved in 247 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 351/351 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) 212/213 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/213 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 35/248 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/248 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/273 variables, 17/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/273 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 7/280 variables, 7/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/280 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 230/510 variables, 280/335 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/510 variables, 2/337 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/510 variables, 1/338 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:58:35] [INFO ] Deduced a trap composed of 12 places in 46 ms of which 1 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/510 variables, 1/339 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/510 variables, 0/339 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 12/522 variables, 8/347 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/522 variables, 3/350 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/522 variables, 0/350 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 1/523 variables, 1/351 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/523 variables, 1/352 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/523 variables, 0/352 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 62/585 variables, 3/355 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/585 variables, 1/356 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/585 variables, 0/356 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 59/644 variables, 59/415 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/644 variables, 0/415 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 0/644 variables, 0/415 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 644/644 variables, and 415 constraints, problems are : Problem set: 0 solved, 1 unsolved in 424 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 351/351 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints]
After SMT, in 687ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 1435 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 (554 resets) in 110 ms. (360 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40002 steps (91 resets) in 45 ms. (869 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1760159 steps, run timeout after 3001 ms. (steps per millisecond=586 ) properties seen :0 out of 1
Probabilistic random walk after 1760159 steps, saw 245830 distinct states, run finished after 3001 ms. (steps per millisecond=586 ) properties seen :0
// Phase 1: matrix 294 rows 352 cols
[2024-05-22 08:58:38] [INFO ] Computed 60 invariants in 10 ms
[2024-05-22 08:58:38] [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) 213/214 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/214 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/274 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/274 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/292 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/292 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 294/586 variables, 292/352 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/586 variables, 2/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/586 variables, 0/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 60/646 variables, 60/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/646 variables, 0/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/646 variables, 0/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 646/646 variables, and 414 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: 352/352 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) 213/214 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/214 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/274 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/274 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/292 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/292 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 294/586 variables, 292/352 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/586 variables, 2/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/586 variables, 1/355 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:58:39] [INFO ] Deduced a trap composed of 17 places in 70 ms of which 1 ms to minimize.
[2024-05-22 08:58:39] [INFO ] Deduced a trap composed of 24 places in 69 ms of which 1 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/586 variables, 2/357 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/586 variables, 0/357 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 60/646 variables, 60/417 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/646 variables, 0/417 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/646 variables, 0/417 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 646/646 variables, and 417 constraints, problems are : Problem set: 0 solved, 1 unsolved in 519 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 352/352 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 2/2 constraints]
After SMT, in 799ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 1427 steps, including 1 resets, run visited all 1 properties in 5 ms. (steps per millisecond=285 )
Parikh walk visited 1 properties in 5 ms.
RANDOM walk for 40000 steps (530 resets) in 109 ms. (363 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (93 resets) in 42 ms. (930 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1755700 steps, run timeout after 3001 ms. (steps per millisecond=585 ) properties seen :0 out of 1
Probabilistic random walk after 1755700 steps, saw 245211 distinct states, run finished after 3001 ms. (steps per millisecond=585 ) properties seen :0
[2024-05-22 08:58:42] [INFO ] Invariant cache hit.
[2024-05-22 08:58:42] [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) 213/214 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/214 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/274 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/274 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/292 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/292 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 294/586 variables, 292/352 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/586 variables, 2/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/586 variables, 0/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 60/646 variables, 60/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/646 variables, 0/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/646 variables, 0/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 646/646 variables, and 414 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: 352/352 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) 213/214 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/214 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/274 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/274 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/292 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/292 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 294/586 variables, 292/352 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/586 variables, 2/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/586 variables, 1/355 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:58:43] [INFO ] Deduced a trap composed of 17 places in 62 ms of which 1 ms to minimize.
[2024-05-22 08:58:43] [INFO ] Deduced a trap composed of 8 places in 55 ms of which 1 ms to minimize.
[2024-05-22 08:58:43] [INFO ] Deduced a trap composed of 17 places in 56 ms of which 1 ms to minimize.
[2024-05-22 08:58:43] [INFO ] Deduced a trap composed of 20 places in 46 ms of which 1 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/586 variables, 4/359 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/586 variables, 0/359 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 60/646 variables, 60/419 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:58:43] [INFO ] Deduced a trap composed of 6 places in 56 ms of which 2 ms to minimize.
At refinement iteration 13 (INCLUDED_ONLY) 0/646 variables, 1/420 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/646 variables, 0/420 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/646 variables, 0/420 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 646/646 variables, and 420 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: 352/352 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 5/5 constraints]
After SMT, in 912ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 263 ms.
Support contains 1 out of 352 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 352/352 places, 294/294 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 352 transition count 294
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 351 transition count 293
Applied a total of 2 rules in 26 ms. Remains 351 /352 variables (removed 1) and now considering 293/294 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 27 ms. Remains : 351/352 places, 293/294 transitions.
RANDOM walk for 40000 steps (542 resets) in 101 ms. (392 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (85 resets) in 49 ms. (800 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1771660 steps, run timeout after 3001 ms. (steps per millisecond=590 ) properties seen :0 out of 1
Probabilistic random walk after 1771660 steps, saw 247270 distinct states, run finished after 3001 ms. (steps per millisecond=590 ) properties seen :0
// Phase 1: matrix 293 rows 351 cols
[2024-05-22 08:58:46] [INFO ] Computed 60 invariants in 10 ms
[2024-05-22 08:58:46] [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) 212/213 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/213 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 35/248 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/248 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/273 variables, 17/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/273 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 7/280 variables, 7/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/280 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 230/510 variables, 280/335 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/510 variables, 2/337 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/510 variables, 0/337 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 12/522 variables, 8/345 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/522 variables, 3/348 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/522 variables, 0/348 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 1/523 variables, 1/349 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/523 variables, 1/350 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:58:47] [INFO ] Deduced a trap composed of 15 places in 72 ms of which 2 ms to minimize.
[2024-05-22 08:58:47] [INFO ] Deduced a trap composed of 19 places in 71 ms of which 1 ms to minimize.
[2024-05-22 08:58:47] [INFO ] Deduced a trap composed of 19 places in 53 ms of which 1 ms to minimize.
At refinement iteration 17 (INCLUDED_ONLY) 0/523 variables, 3/353 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/523 variables, 0/353 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 62/585 variables, 3/356 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/585 variables, 1/357 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/585 variables, 0/357 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (OVERLAPS) 59/644 variables, 59/416 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/644 variables, 0/416 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (OVERLAPS) 0/644 variables, 0/416 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 644/644 variables, and 416 constraints, problems are : Problem set: 0 solved, 1 unsolved in 502 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 351/351 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) 212/213 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/213 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 35/248 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/248 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/273 variables, 17/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/273 variables, 1/49 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/273 variables, 0/49 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 7/280 variables, 7/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/280 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 230/510 variables, 280/336 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/510 variables, 2/338 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/510 variables, 1/339 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:58:47] [INFO ] Deduced a trap composed of 12 places in 51 ms of which 1 ms to minimize.
At refinement iteration 13 (INCLUDED_ONLY) 0/510 variables, 1/340 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/510 variables, 0/340 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 12/522 variables, 8/348 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/522 variables, 3/351 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/522 variables, 1/352 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/522 variables, 0/352 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 1/523 variables, 1/353 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/523 variables, 1/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/523 variables, 1/355 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/523 variables, 0/355 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 62/585 variables, 3/358 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/585 variables, 1/359 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/585 variables, 0/359 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (OVERLAPS) 59/644 variables, 59/418 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 27 (INCLUDED_ONLY) 0/644 variables, 0/418 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 28 (OVERLAPS) 0/644 variables, 0/418 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 644/644 variables, and 418 constraints, problems are : Problem set: 0 solved, 1 unsolved in 451 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 351/351 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 4/4 constraints]
After SMT, in 968ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 1377 steps, including 1 resets, run visited all 1 properties in 5 ms. (steps per millisecond=275 )
Parikh walk visited 1 properties in 5 ms.
RANDOM walk for 40000 steps (543 resets) in 110 ms. (360 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (76 resets) in 51 ms. (769 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1753823 steps, run timeout after 3001 ms. (steps per millisecond=584 ) properties seen :0 out of 1
Probabilistic random walk after 1753823 steps, saw 244928 distinct states, run finished after 3001 ms. (steps per millisecond=584 ) properties seen :0
// Phase 1: matrix 294 rows 352 cols
[2024-05-22 08:58:50] [INFO ] Computed 60 invariants in 10 ms
[2024-05-22 08:58:50] [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) 213/214 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/214 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/274 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/274 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/292 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/292 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 294/586 variables, 292/352 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/586 variables, 2/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/586 variables, 0/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 60/646 variables, 60/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/646 variables, 0/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/646 variables, 0/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 646/646 variables, and 414 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: 352/352 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) 213/214 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/214 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/274 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/274 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/292 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/292 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 294/586 variables, 292/352 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/586 variables, 2/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/586 variables, 1/355 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:58:51] [INFO ] Deduced a trap composed of 12 places in 54 ms of which 0 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/586 variables, 1/356 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/586 variables, 0/356 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 60/646 variables, 60/416 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:58:51] [INFO ] Deduced a trap composed of 6 places in 36 ms of which 1 ms to minimize.
At refinement iteration 13 (INCLUDED_ONLY) 0/646 variables, 1/417 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/646 variables, 0/417 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/646 variables, 0/417 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 646/646 variables, and 417 constraints, problems are : Problem set: 0 solved, 1 unsolved in 476 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 352/352 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 2/2 constraints]
After SMT, in 691ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 1391 steps, including 1 resets, run visited all 1 properties in 5 ms. (steps per millisecond=278 )
Parikh walk visited 1 properties in 4 ms.
RANDOM walk for 40000 steps (536 resets) in 112 ms. (353 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (93 resets) in 42 ms. (930 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1746466 steps, run timeout after 3002 ms. (steps per millisecond=581 ) properties seen :0 out of 1
Probabilistic random walk after 1746466 steps, saw 243905 distinct states, run finished after 3002 ms. (steps per millisecond=581 ) properties seen :0
[2024-05-22 08:58:54] [INFO ] Invariant cache hit.
[2024-05-22 08:58:54] [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) 213/214 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/214 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/274 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/274 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/292 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/292 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 294/586 variables, 292/352 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/586 variables, 2/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/586 variables, 0/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 60/646 variables, 60/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/646 variables, 0/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/646 variables, 0/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 646/646 variables, and 414 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: 352/352 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) 213/214 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/214 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/274 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/274 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/292 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/292 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 294/586 variables, 292/352 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/586 variables, 2/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/586 variables, 1/355 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:58:54] [INFO ] Deduced a trap composed of 19 places in 31 ms of which 0 ms to minimize.
[2024-05-22 08:58:55] [INFO ] Deduced a trap composed of 17 places in 25 ms of which 0 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/586 variables, 2/357 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/586 variables, 0/357 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 60/646 variables, 60/417 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/646 variables, 0/417 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/646 variables, 0/417 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 646/646 variables, and 417 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: 352/352 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 2/2 constraints]
After SMT, in 636ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 107146 steps, including 409 resets, run visited all 1 properties in 230 ms. (steps per millisecond=465 )
Parikh walk visited 1 properties in 229 ms.
RANDOM walk for 40000 steps (540 resets) in 113 ms. (350 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (86 resets) in 45 ms. (869 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1705659 steps, run timeout after 3001 ms. (steps per millisecond=568 ) properties seen :0 out of 1
Probabilistic random walk after 1705659 steps, saw 238914 distinct states, run finished after 3001 ms. (steps per millisecond=568 ) properties seen :0
[2024-05-22 08:58:58] [INFO ] Invariant cache hit.
[2024-05-22 08:58:58] [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) 213/214 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/214 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/274 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/274 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/292 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/292 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 294/586 variables, 292/352 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/586 variables, 2/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/586 variables, 0/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 60/646 variables, 60/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/646 variables, 0/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/646 variables, 0/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 646/646 variables, and 414 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: 352/352 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) 213/214 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/214 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/274 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:58:58] [INFO ] Deduced a trap composed of 10 places in 58 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/274 variables, 1/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/274 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 18/292 variables, 17/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/292 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 294/586 variables, 292/353 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/586 variables, 2/355 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/586 variables, 1/356 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/586 variables, 0/356 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 60/646 variables, 60/416 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/646 variables, 0/416 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/646 variables, 0/416 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 646/646 variables, and 416 constraints, problems are : Problem set: 0 solved, 1 unsolved in 470 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 352/352 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints]
After SMT, in 684ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 1266 steps, including 1 resets, run visited all 1 properties in 6 ms. (steps per millisecond=211 )
Parikh walk visited 1 properties in 5 ms.
RANDOM walk for 40000 steps (520 resets) in 114 ms. (347 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 1756228 steps, run timeout after 3001 ms. (steps per millisecond=585 ) properties seen :0 out of 1
Probabilistic random walk after 1756228 steps, saw 245291 distinct states, run finished after 3001 ms. (steps per millisecond=585 ) properties seen :0
[2024-05-22 08:59:02] [INFO ] Invariant cache hit.
[2024-05-22 08:59:02] [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) 213/214 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/214 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/274 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/274 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/292 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/292 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 294/586 variables, 292/352 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/586 variables, 2/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/586 variables, 0/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 60/646 variables, 60/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/646 variables, 0/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/646 variables, 0/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 646/646 variables, and 414 constraints, problems are : Problem set: 0 solved, 1 unsolved in 256 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 352/352 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) 213/214 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/214 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/274 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/274 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/292 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/292 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 294/586 variables, 292/352 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/586 variables, 2/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/586 variables, 1/355 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:59:02] [INFO ] Deduced a trap composed of 16 places in 64 ms of which 1 ms to minimize.
[2024-05-22 08:59:02] [INFO ] Deduced a trap composed of 18 places in 62 ms of which 2 ms to minimize.
[2024-05-22 08:59:02] [INFO ] Deduced a trap composed of 20 places in 43 ms of which 1 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/586 variables, 3/358 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/586 variables, 0/358 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 60/646 variables, 60/418 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/646 variables, 0/418 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/646 variables, 0/418 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 646/646 variables, and 418 constraints, problems are : Problem set: 0 solved, 1 unsolved in 542 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 352/352 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 3/3 constraints]
After SMT, in 800ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 224 ms.
Support contains 1 out of 352 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 352/352 places, 294/294 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 352 transition count 294
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 351 transition count 293
Applied a total of 2 rules in 19 ms. Remains 351 /352 variables (removed 1) and now considering 293/294 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 19 ms. Remains : 351/352 places, 293/294 transitions.
RANDOM walk for 40000 steps (526 resets) in 104 ms. (380 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (83 resets) in 41 ms. (952 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1717227 steps, run timeout after 3001 ms. (steps per millisecond=572 ) properties seen :0 out of 1
Probabilistic random walk after 1717227 steps, saw 240223 distinct states, run finished after 3001 ms. (steps per millisecond=572 ) properties seen :0
// Phase 1: matrix 293 rows 351 cols
[2024-05-22 08:59:06] [INFO ] Computed 60 invariants in 10 ms
[2024-05-22 08:59:06] [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) 212/213 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/213 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 35/248 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/248 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/273 variables, 17/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/273 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 7/280 variables, 7/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/280 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 230/510 variables, 280/335 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/510 variables, 2/337 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/510 variables, 0/337 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 12/522 variables, 8/345 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/522 variables, 3/348 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/522 variables, 0/348 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 1/523 variables, 1/349 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/523 variables, 1/350 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:59:06] [INFO ] Deduced a trap composed of 15 places in 75 ms of which 2 ms to minimize.
[2024-05-22 08:59:06] [INFO ] Deduced a trap composed of 18 places in 69 ms of which 2 ms to minimize.
[2024-05-22 08:59:06] [INFO ] Deduced a trap composed of 19 places in 53 ms of which 1 ms to minimize.
At refinement iteration 17 (INCLUDED_ONLY) 0/523 variables, 3/353 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/523 variables, 0/353 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 62/585 variables, 3/356 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/585 variables, 1/357 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/585 variables, 0/357 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (OVERLAPS) 59/644 variables, 59/416 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/644 variables, 0/416 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (OVERLAPS) 0/644 variables, 0/416 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 644/644 variables, and 416 constraints, problems are : Problem set: 0 solved, 1 unsolved in 492 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 351/351 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) 212/213 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/213 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 35/248 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/248 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/273 variables, 17/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/273 variables, 1/49 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/273 variables, 0/49 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 7/280 variables, 7/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/280 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 230/510 variables, 280/336 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/510 variables, 2/338 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/510 variables, 1/339 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 08:59:07] [INFO ] Deduced a trap composed of 11 places in 35 ms of which 1 ms to minimize.
At refinement iteration 13 (INCLUDED_ONLY) 0/510 variables, 1/340 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/510 variables, 0/340 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 12/522 variables, 8/348 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/522 variables, 3/351 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/522 variables, 1/352 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/522 variables, 0/352 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 1/523 variables, 1/353 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/523 variables, 1/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/523 variables, 1/355 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/523 variables, 0/355 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 62/585 variables, 3/358 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/585 variables, 1/359 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/585 variables, 0/359 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (OVERLAPS) 59/644 variables, 59/418 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 27 (INCLUDED_ONLY) 0/644 variables, 0/418 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 28 (OVERLAPS) 0/644 variables, 0/418 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 644/644 variables, and 418 constraints, problems are : Problem set: 0 solved, 1 unsolved in 458 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 351/351 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 4/4 constraints]
After SMT, in 964ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 213 ms.
Support contains 1 out of 351 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 351/351 places, 293/293 transitions.
Applied a total of 0 rules in 12 ms. Remains 351 /351 variables (removed 0) and now considering 293/293 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 12 ms. Remains : 351/351 places, 293/293 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 351/351 places, 293/293 transitions.
Applied a total of 0 rules in 11 ms. Remains 351 /351 variables (removed 0) and now considering 293/293 (removed 0) transitions.
[2024-05-22 08:59:07] [INFO ] Invariant cache hit.
[2024-05-22 08:59:07] [INFO ] Implicit Places using invariants in 185 ms returned []
[2024-05-22 08:59:07] [INFO ] Invariant cache hit.
[2024-05-22 08:59:07] [INFO ] State equation strengthened by 2 read => feed constraints.
[2024-05-22 08:59:07] [INFO ] Implicit Places using invariants and state equation in 396 ms returned []
Implicit Place search using SMT with State Equation took 582 ms to find 0 implicit places.
[2024-05-22 08:59:08] [INFO ] Redundant transitions in 1 ms returned []
Running 290 sub problems to find dead transitions.
[2024-05-22 08:59:08] [INFO ] Invariant cache hit.
[2024-05-22 08:59:08] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/348 variables, 36/36 constraints. Problems are: Problem set: 0 solved, 290 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/348 variables, 17/53 constraints. Problems are: Problem set: 0 solved, 290 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/348 variables, 0/53 constraints. Problems are: Problem set: 0 solved, 290 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 2/350 variables, 7/60 constraints. Problems are: Problem set: 0 solved, 290 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/350 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 290 unsolved
At refinement iteration 5 (OVERLAPS) 293/643 variables, 350/410 constraints. Problems are: Problem set: 0 solved, 290 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/643 variables, 2/412 constraints. Problems are: Problem set: 0 solved, 290 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/643 variables, 0/412 constraints. Problems are: Problem set: 0 solved, 290 unsolved
At refinement iteration 8 (OVERLAPS) 1/644 variables, 1/413 constraints. Problems are: Problem set: 0 solved, 290 unsolved
[2024-05-22 08:59:18] [INFO ] Deduced a trap composed of 6 places in 41 ms of which 0 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/644 variables, 1/414 constraints. Problems are: Problem set: 0 solved, 290 unsolved
[2024-05-22 08:59:22] [INFO ] Deduced a trap composed of 12 places in 75 ms of which 2 ms to minimize.
[2024-05-22 08:59:24] [INFO ] Deduced a trap composed of 7 places in 54 ms of which 1 ms to minimize.
[2024-05-22 08:59:24] [INFO ] Deduced a trap composed of 16 places in 88 ms of which 2 ms to minimize.
[2024-05-22 08:59:25] [INFO ] Deduced a trap composed of 7 places in 54 ms of which 2 ms to minimize.
[2024-05-22 08:59:25] [INFO ] Deduced a trap composed of 9 places in 46 ms of which 1 ms to minimize.
[2024-05-22 08:59:25] [INFO ] Deduced a trap composed of 11 places in 38 ms of which 1 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/644 variables, 6/420 constraints. Problems are: Problem set: 0 solved, 290 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/644 variables, 0/420 constraints. Problems are: Problem set: 0 solved, 290 unsolved
At refinement iteration 12 (OVERLAPS) 0/644 variables, 0/420 constraints. Problems are: Problem set: 0 solved, 290 unsolved
No progress, stopping.
After SMT solving in domain Real declared 644/644 variables, and 420 constraints, problems are : Problem set: 0 solved, 290 unsolved in 26157 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 351/351 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 290/290 constraints, Known Traps: 7/7 constraints]
Escalating to Integer solving :Problem set: 0 solved, 290 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/348 variables, 36/36 constraints. Problems are: Problem set: 0 solved, 290 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/348 variables, 17/53 constraints. Problems are: Problem set: 0 solved, 290 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/348 variables, 6/59 constraints. Problems are: Problem set: 0 solved, 290 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/348 variables, 0/59 constraints. Problems are: Problem set: 0 solved, 290 unsolved
At refinement iteration 4 (OVERLAPS) 2/350 variables, 7/66 constraints. Problems are: Problem set: 0 solved, 290 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/350 variables, 1/67 constraints. Problems are: Problem set: 0 solved, 290 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/350 variables, 0/67 constraints. Problems are: Problem set: 0 solved, 290 unsolved
At refinement iteration 7 (OVERLAPS) 293/643 variables, 350/417 constraints. Problems are: Problem set: 0 solved, 290 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/643 variables, 2/419 constraints. Problems are: Problem set: 0 solved, 290 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/643 variables, 290/709 constraints. Problems are: Problem set: 0 solved, 290 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 643/644 variables, and 709 constraints, problems are : Problem set: 0 solved, 290 unsolved in 30014 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 350/351 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 290/290 constraints, Known Traps: 7/7 constraints]
After SMT, in 56386ms problems are : Problem set: 0 solved, 290 unsolved
Search for dead transitions found 0 dead transitions in 56390ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 56989 ms. Remains : 351/351 places, 293/293 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 351 transition count 293
Applied a total of 1 rules in 10 ms. Remains 351 /351 variables (removed 0) and now considering 293/293 (removed 0) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 293 rows 351 cols
[2024-05-22 09:00:04] [INFO ] Computed 60 invariants in 8 ms
[2024-05-22 09:00:04] [INFO ] [Real]Absence check using 36 positive place invariants in 5 ms returned sat
[2024-05-22 09:00:04] [INFO ] [Real]Absence check using 36 positive and 24 generalized place invariants in 14 ms returned sat
[2024-05-22 09:00:04] [INFO ] After 76ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 09:00:04] [INFO ] [Nat]Absence check using 36 positive place invariants in 4 ms returned sat
[2024-05-22 09:00:04] [INFO ] [Nat]Absence check using 36 positive and 24 generalized place invariants in 13 ms returned sat
[2024-05-22 09:00:04] [INFO ] After 137ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2024-05-22 09:00:04] [INFO ] After 159ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2024-05-22 09:00:04] [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 347 ms.
RANDOM walk for 40000 steps (515 resets) in 111 ms. (357 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 1674167 steps, run timeout after 3001 ms. (steps per millisecond=557 ) properties seen :0 out of 1
Probabilistic random walk after 1674167 steps, saw 234821 distinct states, run finished after 3001 ms. (steps per millisecond=557 ) properties seen :0
// Phase 1: matrix 294 rows 352 cols
[2024-05-22 09:00:07] [INFO ] Computed 60 invariants in 9 ms
[2024-05-22 09:00:07] [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) 213/214 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/214 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/274 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/274 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/292 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/292 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 294/586 variables, 292/352 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/586 variables, 2/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/586 variables, 0/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 60/646 variables, 60/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/646 variables, 0/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/646 variables, 0/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 646/646 variables, and 414 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: 352/352 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) 213/214 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/214 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/274 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 09:00:08] [INFO ] Deduced a trap composed of 10 places in 59 ms of which 1 ms to minimize.
[2024-05-22 09:00:08] [INFO ] Deduced a trap composed of 12 places in 54 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/274 variables, 2/45 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/274 variables, 0/45 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 18/292 variables, 17/62 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/292 variables, 0/62 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 294/586 variables, 292/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/586 variables, 2/356 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/586 variables, 1/357 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 09:00:08] [INFO ] Deduced a trap composed of 16 places in 69 ms of which 2 ms to minimize.
[2024-05-22 09:00:08] [INFO ] Deduced a trap composed of 19 places in 63 ms of which 1 ms to minimize.
[2024-05-22 09:00:08] [INFO ] Deduced a trap composed of 18 places in 44 ms of which 2 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/586 variables, 3/360 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/586 variables, 0/360 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 60/646 variables, 60/420 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/646 variables, 0/420 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/646 variables, 0/420 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 646/646 variables, and 420 constraints, problems are : Problem set: 0 solved, 1 unsolved in 646 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 352/352 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 5/5 constraints]
After SMT, in 866ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 1097 steps, including 1 resets, run visited all 1 properties in 4 ms. (steps per millisecond=274 )
Parikh walk visited 1 properties in 3 ms.
RANDOM walk for 40000 steps (537 resets) in 108 ms. (366 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40002 steps (93 resets) in 40 ms. (975 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1706654 steps, run timeout after 3001 ms. (steps per millisecond=568 ) properties seen :0 out of 1
Probabilistic random walk after 1706654 steps, saw 239031 distinct states, run finished after 3001 ms. (steps per millisecond=568 ) properties seen :0
[2024-05-22 09:00:11] [INFO ] Invariant cache hit.
[2024-05-22 09:00:11] [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) 213/214 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/214 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/274 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/274 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/292 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/292 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 294/586 variables, 292/352 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/586 variables, 2/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 09:00:11] [INFO ] Deduced a trap composed of 12 places in 69 ms of which 1 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/586 variables, 1/355 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/586 variables, 0/355 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 60/646 variables, 60/415 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/646 variables, 0/415 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 0/646 variables, 0/415 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 646/646 variables, and 415 constraints, problems are : Problem set: 0 solved, 1 unsolved in 350 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 352/352 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) 213/214 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/214 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/274 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/274 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/292 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/292 variables, 1/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/292 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 294/586 variables, 292/353 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/586 variables, 2/355 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/586 variables, 1/356 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 09:00:12] [INFO ] Deduced a trap composed of 17 places in 66 ms of which 1 ms to minimize.
[2024-05-22 09:00:12] [INFO ] Deduced a trap composed of 24 places in 53 ms of which 1 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/586 variables, 2/358 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/586 variables, 0/358 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 60/646 variables, 60/418 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/646 variables, 0/418 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/646 variables, 0/418 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 646/646 variables, and 418 constraints, problems are : Problem set: 0 solved, 1 unsolved in 464 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 352/352 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 3/3 constraints]
After SMT, in 819ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 1047 steps, including 1 resets, run visited all 1 properties in 4 ms. (steps per millisecond=261 )
Parikh walk visited 1 properties in 4 ms.
RANDOM walk for 40000 steps (543 resets) in 112 ms. (353 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (83 resets) in 44 ms. (888 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1718931 steps, run timeout after 3001 ms. (steps per millisecond=572 ) properties seen :0 out of 1
Probabilistic random walk after 1718931 steps, saw 240399 distinct states, run finished after 3001 ms. (steps per millisecond=572 ) properties seen :0
[2024-05-22 09:00:15] [INFO ] Invariant cache hit.
[2024-05-22 09:00:15] [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) 213/214 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/214 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/274 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/274 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/292 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/292 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 294/586 variables, 292/352 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/586 variables, 2/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 09:00:15] [INFO ] Deduced a trap composed of 16 places in 66 ms of which 1 ms to minimize.
[2024-05-22 09:00:15] [INFO ] Deduced a trap composed of 18 places in 60 ms of which 1 ms to minimize.
[2024-05-22 09:00:15] [INFO ] Deduced a trap composed of 20 places in 46 ms of which 2 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/586 variables, 3/357 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/586 variables, 0/357 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 60/646 variables, 60/417 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/646 variables, 0/417 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 0/646 variables, 0/417 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 646/646 variables, and 417 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: 352/352 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) 213/214 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/214 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/274 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 09:00:16] [INFO ] Deduced a trap composed of 8 places in 55 ms of which 3 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/274 variables, 1/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/274 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 18/292 variables, 17/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/292 variables, 3/64 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/292 variables, 0/64 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 294/586 variables, 292/356 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/586 variables, 2/358 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/586 variables, 1/359 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 09:00:16] [INFO ] Deduced a trap composed of 17 places in 58 ms of which 1 ms to minimize.
[2024-05-22 09:00:16] [INFO ] Deduced a trap composed of 12 places in 40 ms of which 0 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/586 variables, 2/361 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/586 variables, 0/361 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 60/646 variables, 60/421 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/646 variables, 0/421 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 0/646 variables, 0/421 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 646/646 variables, and 421 constraints, problems are : Problem set: 0 solved, 1 unsolved in 449 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 352/352 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 6/6 constraints]
After SMT, in 861ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 48577 steps, including 311 resets, run visited all 1 properties in 111 ms. (steps per millisecond=437 )
Parikh walk visited 1 properties in 110 ms.
RANDOM walk for 40000 steps (516 resets) in 120 ms. (330 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (85 resets) in 41 ms. (952 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1678755 steps, run timeout after 3001 ms. (steps per millisecond=559 ) properties seen :0 out of 1
Probabilistic random walk after 1678755 steps, saw 235423 distinct states, run finished after 3001 ms. (steps per millisecond=559 ) properties seen :0
[2024-05-22 09:00:19] [INFO ] Invariant cache hit.
[2024-05-22 09:00:19] [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) 213/214 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/214 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/274 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/274 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/292 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/292 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 294/586 variables, 292/352 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/586 variables, 2/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/586 variables, 0/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 60/646 variables, 60/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/646 variables, 0/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/646 variables, 0/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 646/646 variables, and 414 constraints, problems are : Problem set: 0 solved, 1 unsolved in 271 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 352/352 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) 213/214 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/214 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/274 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/274 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/292 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/292 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 294/586 variables, 292/352 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/586 variables, 2/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/586 variables, 1/355 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 09:00:20] [INFO ] Deduced a trap composed of 13 places in 67 ms of which 2 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/586 variables, 1/356 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/586 variables, 0/356 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 60/646 variables, 60/416 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/646 variables, 0/416 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/646 variables, 0/416 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 646/646 variables, and 416 constraints, problems are : Problem set: 0 solved, 1 unsolved in 480 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 352/352 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints]
After SMT, in 756ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 936 steps, including 1 resets, run visited all 1 properties in 4 ms. (steps per millisecond=234 )
Parikh walk visited 1 properties in 3 ms.
RANDOM walk for 40000 steps (544 resets) in 114 ms. (347 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (89 resets) in 47 ms. (833 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1690020 steps, run timeout after 3001 ms. (steps per millisecond=563 ) properties seen :0 out of 1
Probabilistic random walk after 1690020 steps, saw 236980 distinct states, run finished after 3001 ms. (steps per millisecond=563 ) properties seen :0
[2024-05-22 09:00:23] [INFO ] Invariant cache hit.
[2024-05-22 09:00:23] [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) 213/214 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/214 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/274 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/274 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/292 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/292 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 294/586 variables, 292/352 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/586 variables, 2/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/586 variables, 0/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 60/646 variables, 60/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/646 variables, 0/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/646 variables, 0/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 646/646 variables, and 414 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: 352/352 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) 213/214 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/214 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/274 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/274 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/292 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/292 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 294/586 variables, 292/352 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/586 variables, 2/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/586 variables, 1/355 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/586 variables, 0/355 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 60/646 variables, 60/415 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/646 variables, 0/415 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 0/646 variables, 0/415 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 646/646 variables, and 415 constraints, problems are : Problem set: 0 solved, 1 unsolved in 218 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 352/352 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 460ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 1652 steps, including 4 resets, run visited all 1 properties in 7 ms. (steps per millisecond=236 )
Parikh walk visited 1 properties in 6 ms.
RANDOM walk for 40000 steps (542 resets) in 105 ms. (377 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (91 resets) in 42 ms. (930 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1678892 steps, run timeout after 3001 ms. (steps per millisecond=559 ) properties seen :0 out of 1
Probabilistic random walk after 1678892 steps, saw 235437 distinct states, run finished after 3001 ms. (steps per millisecond=559 ) properties seen :0
[2024-05-22 09:00:26] [INFO ] Invariant cache hit.
[2024-05-22 09:00:26] [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) 213/214 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/214 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/274 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/274 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/292 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/292 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 294/586 variables, 292/352 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/586 variables, 2/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 09:00:27] [INFO ] Deduced a trap composed of 16 places in 65 ms of which 1 ms to minimize.
[2024-05-22 09:00:27] [INFO ] Deduced a trap composed of 18 places in 57 ms of which 1 ms to minimize.
[2024-05-22 09:00:27] [INFO ] Deduced a trap composed of 20 places in 44 ms of which 1 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/586 variables, 3/357 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/586 variables, 0/357 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 60/646 variables, 60/417 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/646 variables, 0/417 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 0/646 variables, 0/417 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 646/646 variables, and 417 constraints, problems are : Problem set: 0 solved, 1 unsolved in 448 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 352/352 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) 213/214 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/214 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/274 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 09:00:27] [INFO ] Deduced a trap composed of 10 places in 50 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/274 variables, 1/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/274 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 18/292 variables, 17/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/292 variables, 3/64 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/292 variables, 0/64 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 294/586 variables, 292/356 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/586 variables, 2/358 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/586 variables, 1/359 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/586 variables, 0/359 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 60/646 variables, 60/419 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/646 variables, 0/419 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/646 variables, 0/419 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 646/646 variables, and 419 constraints, problems are : Problem set: 0 solved, 1 unsolved in 402 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 352/352 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 4/4 constraints]
After SMT, in 855ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 24838 steps, including 55 resets, run visited all 1 properties in 58 ms. (steps per millisecond=428 )
Parikh walk visited 1 properties in 57 ms.
RANDOM walk for 40000 steps (539 resets) in 116 ms. (341 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (95 resets) in 42 ms. (930 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1669745 steps, run timeout after 3002 ms. (steps per millisecond=556 ) properties seen :0 out of 1
Probabilistic random walk after 1669745 steps, saw 234229 distinct states, run finished after 3002 ms. (steps per millisecond=556 ) properties seen :0
[2024-05-22 09:00:30] [INFO ] Invariant cache hit.
[2024-05-22 09:00:30] [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) 213/214 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/214 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/274 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/274 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/292 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/292 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 294/586 variables, 292/352 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/586 variables, 2/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 09:00:31] [INFO ] Deduced a trap composed of 18 places in 65 ms of which 2 ms to minimize.
[2024-05-22 09:00:31] [INFO ] Deduced a trap composed of 17 places in 56 ms of which 2 ms to minimize.
[2024-05-22 09:00:31] [INFO ] Deduced a trap composed of 18 places in 44 ms of which 1 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/586 variables, 3/357 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/586 variables, 0/357 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 60/646 variables, 60/417 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/646 variables, 0/417 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 0/646 variables, 0/417 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 646/646 variables, and 417 constraints, problems are : Problem set: 0 solved, 1 unsolved in 454 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 352/352 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) 213/214 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/214 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/274 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/274 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/292 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/292 variables, 3/63 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/292 variables, 0/63 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 294/586 variables, 292/355 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/586 variables, 2/357 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/586 variables, 1/358 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/586 variables, 0/358 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 60/646 variables, 60/418 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/646 variables, 0/418 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/646 variables, 0/418 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 646/646 variables, and 418 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: 352/352 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 3/3 constraints]
After SMT, in 825ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 170 ms.
Support contains 1 out of 352 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 352/352 places, 294/294 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 352 transition count 294
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 351 transition count 293
Applied a total of 2 rules in 19 ms. Remains 351 /352 variables (removed 1) and now considering 293/294 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 19 ms. Remains : 351/352 places, 293/294 transitions.
RANDOM walk for 40000 steps (550 resets) in 113 ms. (350 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (92 resets) in 45 ms. (869 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1688872 steps, run timeout after 3001 ms. (steps per millisecond=562 ) properties seen :0 out of 1
Probabilistic random walk after 1688872 steps, saw 236831 distinct states, run finished after 3001 ms. (steps per millisecond=562 ) properties seen :0
// Phase 1: matrix 293 rows 351 cols
[2024-05-22 09:00:34] [INFO ] Computed 60 invariants in 10 ms
[2024-05-22 09:00:34] [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) 212/213 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/213 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 35/248 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/248 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/273 variables, 17/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/273 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 7/280 variables, 7/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/280 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 230/510 variables, 280/335 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/510 variables, 2/337 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/510 variables, 0/337 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 12/522 variables, 8/345 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/522 variables, 3/348 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/522 variables, 0/348 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 1/523 variables, 1/349 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/523 variables, 1/350 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 09:00:35] [INFO ] Deduced a trap composed of 11 places in 70 ms of which 1 ms to minimize.
At refinement iteration 17 (INCLUDED_ONLY) 0/523 variables, 1/351 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/523 variables, 0/351 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 62/585 variables, 3/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/585 variables, 1/355 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/585 variables, 0/355 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (OVERLAPS) 59/644 variables, 59/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/644 variables, 0/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (OVERLAPS) 0/644 variables, 0/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 644/644 variables, and 414 constraints, problems are : Problem set: 0 solved, 1 unsolved in 366 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 351/351 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) 212/213 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/213 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 35/248 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 09:00:35] [INFO ] Deduced a trap composed of 7 places in 51 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/248 variables, 1/32 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/248 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 25/273 variables, 17/49 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/273 variables, 1/50 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/273 variables, 0/50 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 7/280 variables, 7/57 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/280 variables, 0/57 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 230/510 variables, 280/337 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/510 variables, 2/339 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/510 variables, 1/340 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/510 variables, 0/340 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 12/522 variables, 8/348 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/522 variables, 3/351 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/522 variables, 0/351 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 1/523 variables, 1/352 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/523 variables, 1/353 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/523 variables, 0/353 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 62/585 variables, 3/356 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/585 variables, 1/357 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/585 variables, 0/357 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (OVERLAPS) 59/644 variables, 59/416 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/644 variables, 0/416 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (OVERLAPS) 0/644 variables, 0/416 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 644/644 variables, and 416 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: 351/351 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 2/2 constraints]
After SMT, in 724ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 772 steps, including 1 resets, run visited all 1 properties in 3 ms. (steps per millisecond=257 )
Parikh walk visited 1 properties in 3 ms.
RANDOM walk for 40000 steps (538 resets) in 111 ms. (357 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 1691451 steps, run timeout after 3001 ms. (steps per millisecond=563 ) properties seen :0 out of 1
Probabilistic random walk after 1691451 steps, saw 237162 distinct states, run finished after 3001 ms. (steps per millisecond=563 ) properties seen :0
// Phase 1: matrix 294 rows 352 cols
[2024-05-22 09:00:38] [INFO ] Computed 60 invariants in 8 ms
[2024-05-22 09:00:38] [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) 213/214 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/214 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/274 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/274 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/292 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/292 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 294/586 variables, 292/352 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/586 variables, 2/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/586 variables, 0/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 60/646 variables, 60/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/646 variables, 0/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/646 variables, 0/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 646/646 variables, and 414 constraints, problems are : Problem set: 0 solved, 1 unsolved in 267 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 352/352 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) 213/214 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/214 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/274 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 09:00:39] [INFO ] Deduced a trap composed of 10 places in 60 ms of which 1 ms to minimize.
[2024-05-22 09:00:39] [INFO ] Deduced a trap composed of 12 places in 52 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/274 variables, 2/45 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/274 variables, 0/45 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 18/292 variables, 17/62 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/292 variables, 0/62 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 294/586 variables, 292/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/586 variables, 2/356 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/586 variables, 1/357 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 09:00:39] [INFO ] Deduced a trap composed of 12 places in 73 ms of which 2 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/586 variables, 1/358 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/586 variables, 0/358 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 60/646 variables, 60/418 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/646 variables, 0/418 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/646 variables, 0/418 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 646/646 variables, and 418 constraints, problems are : Problem set: 0 solved, 1 unsolved in 536 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 352/352 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 3/3 constraints]
After SMT, in 815ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 728 steps, including 1 resets, run visited all 1 properties in 3 ms. (steps per millisecond=242 )
Parikh walk visited 1 properties in 3 ms.
RANDOM walk for 40000 steps (531 resets) in 110 ms. (360 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (81 resets) in 41 ms. (952 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1684130 steps, run timeout after 3001 ms. (steps per millisecond=561 ) properties seen :0 out of 1
Probabilistic random walk after 1684130 steps, saw 236169 distinct states, run finished after 3001 ms. (steps per millisecond=561 ) properties seen :0
[2024-05-22 09:00:42] [INFO ] Invariant cache hit.
[2024-05-22 09:00:42] [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) 213/214 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/214 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/274 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/274 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/292 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/292 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 294/586 variables, 292/352 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/586 variables, 2/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/586 variables, 0/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 60/646 variables, 60/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/646 variables, 0/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/646 variables, 0/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 646/646 variables, and 414 constraints, problems are : Problem set: 0 solved, 1 unsolved in 244 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 352/352 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) 213/214 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/214 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/274 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/274 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/292 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/292 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 294/586 variables, 292/352 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/586 variables, 2/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/586 variables, 1/355 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/586 variables, 0/355 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 60/646 variables, 60/415 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/646 variables, 0/415 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 0/646 variables, 0/415 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 646/646 variables, and 415 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: 352/352 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 473ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 701 steps, including 1 resets, run visited all 1 properties in 3 ms. (steps per millisecond=233 )
Parikh walk visited 1 properties in 3 ms.
RANDOM walk for 40000 steps (530 resets) in 109 ms. (363 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (92 resets) in 41 ms. (952 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1668997 steps, run timeout after 3001 ms. (steps per millisecond=556 ) properties seen :0 out of 1
Probabilistic random walk after 1668997 steps, saw 234125 distinct states, run finished after 3001 ms. (steps per millisecond=556 ) properties seen :0
[2024-05-22 09:00:46] [INFO ] Invariant cache hit.
[2024-05-22 09:00:46] [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) 213/214 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/214 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/274 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/274 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/292 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/292 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 294/586 variables, 292/352 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/586 variables, 2/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/586 variables, 0/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 60/646 variables, 60/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/646 variables, 0/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/646 variables, 0/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 646/646 variables, and 414 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: 352/352 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) 213/214 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/214 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/274 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/274 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/292 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/292 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 294/586 variables, 292/352 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/586 variables, 2/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/586 variables, 1/355 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/586 variables, 0/355 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 60/646 variables, 60/415 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/646 variables, 0/415 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 0/646 variables, 0/415 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 646/646 variables, and 415 constraints, problems are : Problem set: 0 solved, 1 unsolved in 235 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 352/352 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 458ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 4415 steps, including 23 resets, run visited all 1 properties in 14 ms. (steps per millisecond=315 )
Parikh walk visited 1 properties in 14 ms.
RANDOM walk for 40000 steps (543 resets) in 109 ms. (363 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (86 resets) in 49 ms. (800 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1715574 steps, run timeout after 3001 ms. (steps per millisecond=571 ) properties seen :0 out of 1
Probabilistic random walk after 1715574 steps, saw 240039 distinct states, run finished after 3001 ms. (steps per millisecond=571 ) properties seen :0
[2024-05-22 09:00:49] [INFO ] Invariant cache hit.
[2024-05-22 09:00:49] [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) 213/214 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/214 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/274 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/274 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/292 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/292 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 294/586 variables, 292/352 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/586 variables, 2/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/586 variables, 0/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 60/646 variables, 60/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/646 variables, 0/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/646 variables, 0/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 646/646 variables, and 414 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: 352/352 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) 213/214 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/214 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/274 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/274 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/292 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/292 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 294/586 variables, 292/352 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/586 variables, 2/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/586 variables, 1/355 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/586 variables, 0/355 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 60/646 variables, 60/415 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/646 variables, 0/415 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 0/646 variables, 0/415 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 646/646 variables, and 415 constraints, problems are : Problem set: 0 solved, 1 unsolved in 218 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 352/352 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 2891 steps, including 10 resets, run visited all 1 properties in 10 ms. (steps per millisecond=289 )
Parikh walk visited 1 properties in 10 ms.
RANDOM walk for 40000 steps (539 resets) in 119 ms. (333 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (91 resets) in 41 ms. (952 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1756464 steps, run timeout after 3001 ms. (steps per millisecond=585 ) properties seen :0 out of 1
Probabilistic random walk after 1756464 steps, saw 245327 distinct states, run finished after 3001 ms. (steps per millisecond=585 ) properties seen :0
[2024-05-22 09:00:53] [INFO ] Invariant cache hit.
[2024-05-22 09:00:53] [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) 213/214 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/214 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/274 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/274 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/292 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/292 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 294/586 variables, 292/352 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/586 variables, 2/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/586 variables, 0/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 60/646 variables, 60/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/646 variables, 0/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/646 variables, 0/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 646/646 variables, and 414 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: 352/352 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) 213/214 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/214 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/274 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/274 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/292 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/292 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 294/586 variables, 292/352 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/586 variables, 2/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/586 variables, 1/355 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 09:00:53] [INFO ] Deduced a trap composed of 16 places in 67 ms of which 1 ms to minimize.
[2024-05-22 09:00:53] [INFO ] Deduced a trap composed of 19 places in 67 ms of which 1 ms to minimize.
[2024-05-22 09:00:53] [INFO ] Deduced a trap composed of 24 places in 46 ms of which 1 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/586 variables, 3/358 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/586 variables, 0/358 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 60/646 variables, 60/418 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/646 variables, 0/418 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/646 variables, 0/418 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 646/646 variables, and 418 constraints, problems are : Problem set: 0 solved, 1 unsolved in 432 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 352/352 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 3/3 constraints]
After SMT, in 653ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 613 steps, including 2 resets, run visited all 1 properties in 3 ms. (steps per millisecond=204 )
Parikh walk visited 1 properties in 2 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 (95 resets) in 41 ms. (952 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1785349 steps, run timeout after 3001 ms. (steps per millisecond=594 ) properties seen :0 out of 1
Probabilistic random walk after 1785349 steps, saw 249076 distinct states, run finished after 3001 ms. (steps per millisecond=594 ) properties seen :0
[2024-05-22 09:00:56] [INFO ] Invariant cache hit.
[2024-05-22 09:00:56] [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) 213/214 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/214 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/274 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/274 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/292 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/292 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 294/586 variables, 292/352 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/586 variables, 2/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/586 variables, 0/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 60/646 variables, 60/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/646 variables, 0/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/646 variables, 0/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 646/646 variables, and 414 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: 352/352 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) 213/214 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/214 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/274 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/274 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/292 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/292 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 294/586 variables, 292/352 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/586 variables, 2/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/586 variables, 1/355 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 09:00:57] [INFO ] Deduced a trap composed of 16 places in 53 ms of which 1 ms to minimize.
[2024-05-22 09:00:57] [INFO ] Deduced a trap composed of 18 places in 46 ms of which 1 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/586 variables, 2/357 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/586 variables, 0/357 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 60/646 variables, 60/417 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/646 variables, 0/417 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/646 variables, 0/417 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 646/646 variables, and 417 constraints, problems are : Problem set: 0 solved, 1 unsolved in 357 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 352/352 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 2/2 constraints]
After SMT, in 543ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 98 ms.
Support contains 1 out of 352 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 352/352 places, 294/294 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 352 transition count 294
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 351 transition count 293
Applied a total of 2 rules in 14 ms. Remains 351 /352 variables (removed 1) and now considering 293/294 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 15 ms. Remains : 351/352 places, 293/294 transitions.
RANDOM walk for 40000 steps (548 resets) in 107 ms. (370 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (88 resets) in 44 ms. (888 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1786857 steps, run timeout after 3001 ms. (steps per millisecond=595 ) properties seen :0 out of 1
Probabilistic random walk after 1786857 steps, saw 249258 distinct states, run finished after 3001 ms. (steps per millisecond=595 ) properties seen :0
// Phase 1: matrix 293 rows 351 cols
[2024-05-22 09:01:00] [INFO ] Computed 60 invariants in 10 ms
[2024-05-22 09:01:00] [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) 212/213 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/213 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 35/248 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/248 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/273 variables, 17/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/273 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 7/280 variables, 7/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/280 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 230/510 variables, 280/335 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/510 variables, 2/337 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/510 variables, 0/337 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 12/522 variables, 8/345 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/522 variables, 3/348 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/522 variables, 0/348 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 1/523 variables, 1/349 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/523 variables, 1/350 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/523 variables, 0/350 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 62/585 variables, 3/353 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/585 variables, 1/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/585 variables, 0/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 59/644 variables, 59/413 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/644 variables, 0/413 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/644 variables, 0/413 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 644/644 variables, and 413 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: 351/351 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) 212/213 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/213 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 35/248 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/248 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/273 variables, 17/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/273 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 7/280 variables, 7/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/280 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 230/510 variables, 280/335 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/510 variables, 2/337 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/510 variables, 1/338 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 09:01:00] [INFO ] Deduced a trap composed of 12 places in 48 ms of which 1 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/510 variables, 1/339 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/510 variables, 0/339 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 12/522 variables, 8/347 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/522 variables, 3/350 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/522 variables, 0/350 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 1/523 variables, 1/351 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/523 variables, 1/352 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/523 variables, 0/352 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 62/585 variables, 3/355 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/585 variables, 1/356 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/585 variables, 0/356 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 59/644 variables, 59/415 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 09:01:01] [INFO ] Deduced a trap composed of 5 places in 44 ms of which 1 ms to minimize.
At refinement iteration 24 (INCLUDED_ONLY) 0/644 variables, 1/416 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/644 variables, 0/416 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (OVERLAPS) 0/644 variables, 0/416 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 644/644 variables, and 416 constraints, problems are : Problem set: 0 solved, 1 unsolved in 422 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 351/351 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 2/2 constraints]
After SMT, in 661ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 74 ms.
Support contains 1 out of 351 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 351/351 places, 293/293 transitions.
Applied a total of 0 rules in 4 ms. Remains 351 /351 variables (removed 0) and now considering 293/293 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4 ms. Remains : 351/351 places, 293/293 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 351/351 places, 293/293 transitions.
Applied a total of 0 rules in 4 ms. Remains 351 /351 variables (removed 0) and now considering 293/293 (removed 0) transitions.
[2024-05-22 09:01:01] [INFO ] Invariant cache hit.
[2024-05-22 09:01:01] [INFO ] Implicit Places using invariants in 165 ms returned []
[2024-05-22 09:01:01] [INFO ] Invariant cache hit.
[2024-05-22 09:01:01] [INFO ] State equation strengthened by 2 read => feed constraints.
[2024-05-22 09:01:01] [INFO ] Implicit Places using invariants and state equation in 376 ms returned []
Implicit Place search using SMT with State Equation took 542 ms to find 0 implicit places.
[2024-05-22 09:01:01] [INFO ] Redundant transitions in 2 ms returned []
Running 290 sub problems to find dead transitions.
[2024-05-22 09:01:01] [INFO ] Invariant cache hit.
[2024-05-22 09:01:01] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/348 variables, 36/36 constraints. Problems are: Problem set: 0 solved, 290 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/348 variables, 17/53 constraints. Problems are: Problem set: 0 solved, 290 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/348 variables, 0/53 constraints. Problems are: Problem set: 0 solved, 290 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 2/350 variables, 7/60 constraints. Problems are: Problem set: 0 solved, 290 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/350 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 290 unsolved
At refinement iteration 5 (OVERLAPS) 293/643 variables, 350/410 constraints. Problems are: Problem set: 0 solved, 290 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/643 variables, 2/412 constraints. Problems are: Problem set: 0 solved, 290 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/643 variables, 0/412 constraints. Problems are: Problem set: 0 solved, 290 unsolved
At refinement iteration 8 (OVERLAPS) 1/644 variables, 1/413 constraints. Problems are: Problem set: 0 solved, 290 unsolved
[2024-05-22 09:01:12] [INFO ] Deduced a trap composed of 6 places in 36 ms of which 0 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/644 variables, 1/414 constraints. Problems are: Problem set: 0 solved, 290 unsolved
[2024-05-22 09:01:15] [INFO ] Deduced a trap composed of 12 places in 76 ms of which 2 ms to minimize.
[2024-05-22 09:01:17] [INFO ] Deduced a trap composed of 7 places in 53 ms of which 1 ms to minimize.
[2024-05-22 09:01:17] [INFO ] Deduced a trap composed of 16 places in 88 ms of which 2 ms to minimize.
[2024-05-22 09:01:18] [INFO ] Deduced a trap composed of 7 places in 55 ms of which 0 ms to minimize.
[2024-05-22 09:01:18] [INFO ] Deduced a trap composed of 9 places in 43 ms of which 1 ms to minimize.
[2024-05-22 09:01:18] [INFO ] Deduced a trap composed of 11 places in 35 ms of which 0 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/644 variables, 6/420 constraints. Problems are: Problem set: 0 solved, 290 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/644 variables, 0/420 constraints. Problems are: Problem set: 0 solved, 290 unsolved
At refinement iteration 12 (OVERLAPS) 0/644 variables, 0/420 constraints. Problems are: Problem set: 0 solved, 290 unsolved
No progress, stopping.
After SMT solving in domain Real declared 644/644 variables, and 420 constraints, problems are : Problem set: 0 solved, 290 unsolved in 25388 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 351/351 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 290/290 constraints, Known Traps: 7/7 constraints]
Escalating to Integer solving :Problem set: 0 solved, 290 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/348 variables, 36/36 constraints. Problems are: Problem set: 0 solved, 290 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/348 variables, 17/53 constraints. Problems are: Problem set: 0 solved, 290 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/348 variables, 6/59 constraints. Problems are: Problem set: 0 solved, 290 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/348 variables, 0/59 constraints. Problems are: Problem set: 0 solved, 290 unsolved
At refinement iteration 4 (OVERLAPS) 2/350 variables, 7/66 constraints. Problems are: Problem set: 0 solved, 290 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/350 variables, 1/67 constraints. Problems are: Problem set: 0 solved, 290 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/350 variables, 0/67 constraints. Problems are: Problem set: 0 solved, 290 unsolved
At refinement iteration 7 (OVERLAPS) 293/643 variables, 350/417 constraints. Problems are: Problem set: 0 solved, 290 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/643 variables, 2/419 constraints. Problems are: Problem set: 0 solved, 290 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/643 variables, 290/709 constraints. Problems are: Problem set: 0 solved, 290 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 643/644 variables, and 709 constraints, problems are : Problem set: 0 solved, 290 unsolved in 30010 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 350/351 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 290/290 constraints, Known Traps: 7/7 constraints]
After SMT, in 55591ms problems are : Problem set: 0 solved, 290 unsolved
Search for dead transitions found 0 dead transitions in 55594ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 56149 ms. Remains : 351/351 places, 293/293 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 351 transition count 293
Applied a total of 1 rules in 9 ms. Remains 351 /351 variables (removed 0) and now considering 293/293 (removed 0) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 293 rows 351 cols
[2024-05-22 09:01:57] [INFO ] Computed 60 invariants in 11 ms
[2024-05-22 09:01:57] [INFO ] [Real]Absence check using 36 positive place invariants in 4 ms returned sat
[2024-05-22 09:01:57] [INFO ] [Real]Absence check using 36 positive and 24 generalized place invariants in 14 ms returned sat
[2024-05-22 09:01:57] [INFO ] After 75ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 09:01:57] [INFO ] [Nat]Absence check using 36 positive place invariants in 5 ms returned sat
[2024-05-22 09:01:57] [INFO ] [Nat]Absence check using 36 positive and 24 generalized place invariants in 13 ms returned sat
[2024-05-22 09:01:57] [INFO ] After 135ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2024-05-22 09:01:57] [INFO ] After 157ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2024-05-22 09:01:57] [INFO ] After 243ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Over-approximation ignoring read arcs solved 0 properties in 341 ms.
RANDOM walk for 40000 steps (542 resets) in 110 ms. (360 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (81 resets) in 47 ms. (833 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1735230 steps, run timeout after 3001 ms. (steps per millisecond=578 ) properties seen :0 out of 1
Probabilistic random walk after 1735230 steps, saw 242303 distinct states, run finished after 3001 ms. (steps per millisecond=578 ) properties seen :0
// Phase 1: matrix 294 rows 352 cols
[2024-05-22 09:02:00] [INFO ] Computed 60 invariants in 7 ms
[2024-05-22 09:02:00] [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) 213/214 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/214 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/274 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/274 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/292 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/292 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 294/586 variables, 292/352 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/586 variables, 2/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/586 variables, 0/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 60/646 variables, 60/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/646 variables, 0/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/646 variables, 0/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 646/646 variables, and 414 constraints, problems are : Problem set: 0 solved, 1 unsolved in 222 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 352/352 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) 213/214 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/214 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/274 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/274 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/292 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/292 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 294/586 variables, 292/352 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/586 variables, 2/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/586 variables, 1/355 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 09:02:01] [INFO ] Deduced a trap composed of 17 places in 69 ms of which 2 ms to minimize.
[2024-05-22 09:02:01] [INFO ] Deduced a trap composed of 18 places in 61 ms of which 1 ms to minimize.
[2024-05-22 09:02:01] [INFO ] Deduced a trap composed of 7 places in 57 ms of which 1 ms to minimize.
[2024-05-22 09:02:01] [INFO ] Deduced a trap composed of 18 places in 54 ms of which 2 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/586 variables, 4/359 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/586 variables, 0/359 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 60/646 variables, 60/419 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/646 variables, 0/419 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/646 variables, 0/419 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 646/646 variables, and 419 constraints, problems are : Problem set: 0 solved, 1 unsolved in 624 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 352/352 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 4/4 constraints]
After SMT, in 857ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 12793 steps, including 44 resets, run visited all 1 properties in 33 ms. (steps per millisecond=387 )
Parikh walk visited 1 properties in 32 ms.
RANDOM walk for 40000 steps (548 resets) in 119 ms. (333 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (98 resets) in 46 ms. (851 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1781767 steps, run timeout after 3001 ms. (steps per millisecond=593 ) properties seen :0 out of 1
Probabilistic random walk after 1781767 steps, saw 248619 distinct states, run finished after 3001 ms. (steps per millisecond=593 ) properties seen :0
[2024-05-22 09:02:04] [INFO ] Invariant cache hit.
[2024-05-22 09:02:04] [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) 213/214 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/214 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/274 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/274 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/292 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/292 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 294/586 variables, 292/352 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/586 variables, 2/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/586 variables, 0/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 60/646 variables, 60/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/646 variables, 0/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/646 variables, 0/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 646/646 variables, and 414 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: 352/352 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) 213/214 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/214 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/274 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 09:02:05] [INFO ] Deduced a trap composed of 8 places in 53 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/274 variables, 1/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/274 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 18/292 variables, 17/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/292 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 294/586 variables, 292/353 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/586 variables, 2/355 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/586 variables, 1/356 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/586 variables, 0/356 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 60/646 variables, 60/416 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/646 variables, 0/416 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/646 variables, 0/416 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 646/646 variables, and 416 constraints, problems are : Problem set: 0 solved, 1 unsolved in 305 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 352/352 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints]
After SMT, in 503ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 7565 steps, including 37 resets, run visited all 1 properties in 22 ms. (steps per millisecond=343 )
Parikh walk visited 1 properties in 21 ms.
RANDOM walk for 40000 steps (552 resets) in 120 ms. (330 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (92 resets) in 43 ms. (909 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1789352 steps, run timeout after 3001 ms. (steps per millisecond=596 ) properties seen :0 out of 1
Probabilistic random walk after 1789352 steps, saw 249550 distinct states, run finished after 3001 ms. (steps per millisecond=596 ) properties seen :0
[2024-05-22 09:02:08] [INFO ] Invariant cache hit.
[2024-05-22 09:02:08] [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) 213/214 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/214 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/274 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/274 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/292 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/292 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 294/586 variables, 292/352 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/586 variables, 2/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/586 variables, 0/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 60/646 variables, 60/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/646 variables, 0/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/646 variables, 0/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 646/646 variables, and 414 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: 352/352 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) 213/214 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/214 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/274 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/274 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/292 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/292 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 294/586 variables, 292/352 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/586 variables, 2/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/586 variables, 1/355 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/586 variables, 0/355 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 60/646 variables, 60/415 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/646 variables, 0/415 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 0/646 variables, 0/415 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 646/646 variables, and 415 constraints, problems are : Problem set: 0 solved, 1 unsolved in 357 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 352/352 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 601ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 309 steps, including 1 resets, run visited all 1 properties in 1 ms. (steps per millisecond=309 )
Parikh walk visited 1 properties in 2 ms.
RANDOM walk for 40000 steps (543 resets) in 112 ms. (353 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (86 resets) in 45 ms. (869 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1786931 steps, run timeout after 3001 ms. (steps per millisecond=595 ) properties seen :0 out of 1
Probabilistic random walk after 1786931 steps, saw 249274 distinct states, run finished after 3001 ms. (steps per millisecond=595 ) properties seen :0
[2024-05-22 09:02:11] [INFO ] Invariant cache hit.
[2024-05-22 09:02:11] [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) 213/214 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/214 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/274 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/274 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/292 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/292 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 294/586 variables, 292/352 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/586 variables, 2/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/586 variables, 0/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 60/646 variables, 60/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/646 variables, 0/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/646 variables, 0/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 646/646 variables, and 414 constraints, problems are : Problem set: 0 solved, 1 unsolved in 258 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 352/352 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) 213/214 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/214 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/274 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/274 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/292 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/292 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 294/586 variables, 292/352 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/586 variables, 2/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/586 variables, 1/355 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/586 variables, 0/355 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 60/646 variables, 60/415 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/646 variables, 0/415 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 0/646 variables, 0/415 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 646/646 variables, and 415 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: 352/352 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 564ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 2936 steps, including 1 resets, run visited all 1 properties in 15 ms. (steps per millisecond=195 )
Parikh walk visited 1 properties in 14 ms.
RANDOM walk for 4 steps (0 resets) in 4 ms. (0 steps per ms) remains 0/1 properties
RANDOM walk for 40000 steps (524 resets) in 109 ms. (363 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (89 resets) in 43 ms. (909 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1793854 steps, run timeout after 3001 ms. (steps per millisecond=597 ) properties seen :0 out of 1
Probabilistic random walk after 1793854 steps, saw 250324 distinct states, run finished after 3001 ms. (steps per millisecond=597 ) properties seen :0
[2024-05-22 09:02:15] [INFO ] Invariant cache hit.
[2024-05-22 09:02:15] [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) 213/214 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/214 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/274 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/274 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/292 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/292 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 294/586 variables, 292/352 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/586 variables, 2/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/586 variables, 0/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 60/646 variables, 60/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/646 variables, 0/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/646 variables, 0/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 646/646 variables, and 414 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: 352/352 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) 213/214 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/214 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/274 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 09:02:15] [INFO ] Deduced a trap composed of 15 places in 42 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/274 variables, 1/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/274 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 18/292 variables, 17/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/292 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 294/586 variables, 292/353 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/586 variables, 2/355 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/586 variables, 1/356 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/586 variables, 0/356 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 60/646 variables, 60/416 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/646 variables, 0/416 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/646 variables, 0/416 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 646/646 variables, and 416 constraints, problems are : Problem set: 0 solved, 1 unsolved in 423 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 352/352 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints]
After SMT, in 656ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 2859 steps, including 1 resets, run visited all 1 properties in 9 ms. (steps per millisecond=317 )
Parikh walk visited 1 properties in 8 ms.
RANDOM walk for 40000 steps (541 resets) in 109 ms. (363 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (84 resets) in 50 ms. (784 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1792099 steps, run timeout after 3001 ms. (steps per millisecond=597 ) properties seen :0 out of 1
Probabilistic random walk after 1792099 steps, saw 250059 distinct states, run finished after 3002 ms. (steps per millisecond=596 ) properties seen :0
[2024-05-22 09:02:19] [INFO ] Invariant cache hit.
[2024-05-22 09:02:19] [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) 213/214 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/214 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/274 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/274 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/292 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/292 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 294/586 variables, 292/352 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/586 variables, 2/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/586 variables, 0/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 60/646 variables, 60/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/646 variables, 0/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/646 variables, 0/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 646/646 variables, and 414 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: 352/352 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) 213/214 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/214 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/274 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 09:02:19] [INFO ] Deduced a trap composed of 15 places in 45 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/274 variables, 1/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/274 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 18/292 variables, 17/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/292 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 294/586 variables, 292/353 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/586 variables, 2/355 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/586 variables, 1/356 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/586 variables, 0/356 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 60/646 variables, 60/416 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/646 variables, 0/416 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/646 variables, 0/416 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 646/646 variables, and 416 constraints, problems are : Problem set: 0 solved, 1 unsolved in 383 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 352/352 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints]
After SMT, in 642ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 2826 steps, including 1 resets, run visited all 1 properties in 11 ms. (steps per millisecond=256 )
Parikh walk visited 1 properties in 11 ms.
RANDOM walk for 40000 steps (520 resets) in 113 ms. (350 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40002 steps (87 resets) in 41 ms. (952 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1725998 steps, run timeout after 3001 ms. (steps per millisecond=575 ) properties seen :0 out of 1
Probabilistic random walk after 1725998 steps, saw 241255 distinct states, run finished after 3001 ms. (steps per millisecond=575 ) properties seen :0
[2024-05-22 09:02:22] [INFO ] Invariant cache hit.
[2024-05-22 09:02:22] [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) 213/214 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/214 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/274 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/274 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/292 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/292 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 294/586 variables, 292/352 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/586 variables, 2/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/586 variables, 0/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 60/646 variables, 60/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/646 variables, 0/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/646 variables, 0/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 646/646 variables, and 414 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: 352/352 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) 213/214 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/214 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/274 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 09:02:23] [INFO ] Deduced a trap composed of 15 places in 45 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/274 variables, 1/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/274 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 18/292 variables, 17/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/292 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 294/586 variables, 292/353 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/586 variables, 2/355 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/586 variables, 1/356 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 09:02:23] [INFO ] Deduced a trap composed of 17 places in 62 ms of which 1 ms to minimize.
[2024-05-22 09:02:23] [INFO ] Deduced a trap composed of 18 places in 60 ms of which 1 ms to minimize.
[2024-05-22 09:02:23] [INFO ] Deduced a trap composed of 17 places in 57 ms of which 1 ms to minimize.
[2024-05-22 09:02:23] [INFO ] Deduced a trap composed of 17 places in 60 ms of which 2 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/586 variables, 4/360 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/586 variables, 0/360 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 60/646 variables, 60/420 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/646 variables, 0/420 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/646 variables, 0/420 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 646/646 variables, and 420 constraints, problems are : Problem set: 0 solved, 1 unsolved in 655 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 352/352 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 5/5 constraints]
After SMT, in 924ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 573 ms.
Support contains 1 out of 352 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 352/352 places, 294/294 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 352 transition count 294
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 351 transition count 293
Applied a total of 2 rules in 14 ms. Remains 351 /352 variables (removed 1) and now considering 293/294 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 15 ms. Remains : 351/352 places, 293/294 transitions.
RANDOM walk for 40000 steps (544 resets) in 119 ms. (333 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (90 resets) in 43 ms. (909 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1724937 steps, run timeout after 3001 ms. (steps per millisecond=574 ) properties seen :0 out of 1
Probabilistic random walk after 1724937 steps, saw 241131 distinct states, run finished after 3001 ms. (steps per millisecond=574 ) properties seen :0
// Phase 1: matrix 293 rows 351 cols
[2024-05-22 09:02:27] [INFO ] Computed 60 invariants in 9 ms
[2024-05-22 09:02:27] [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) 212/213 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/213 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 35/248 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/248 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/273 variables, 17/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/273 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 7/280 variables, 7/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/280 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 230/510 variables, 280/335 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/510 variables, 2/337 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/510 variables, 0/337 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 12/522 variables, 8/345 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/522 variables, 3/348 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/522 variables, 0/348 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 1/523 variables, 1/349 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/523 variables, 1/350 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/523 variables, 0/350 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 62/585 variables, 3/353 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/585 variables, 1/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/585 variables, 0/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 59/644 variables, 59/413 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/644 variables, 0/413 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/644 variables, 0/413 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 644/644 variables, and 413 constraints, problems are : Problem set: 0 solved, 1 unsolved in 285 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 351/351 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) 212/213 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/213 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 35/248 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/248 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/273 variables, 17/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/273 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 7/280 variables, 7/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/280 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 230/510 variables, 280/335 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/510 variables, 2/337 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/510 variables, 1/338 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 09:02:28] [INFO ] Deduced a trap composed of 16 places in 64 ms of which 1 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/510 variables, 1/339 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/510 variables, 0/339 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 12/522 variables, 8/347 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/522 variables, 3/350 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 09:02:28] [INFO ] Deduced a trap composed of 16 places in 46 ms of which 1 ms to minimize.
At refinement iteration 16 (INCLUDED_ONLY) 0/522 variables, 1/351 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/522 variables, 0/351 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 1/523 variables, 1/352 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/523 variables, 1/353 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 09:02:28] [INFO ] Deduced a trap composed of 18 places in 47 ms of which 1 ms to minimize.
At refinement iteration 20 (INCLUDED_ONLY) 0/523 variables, 1/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/523 variables, 0/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (OVERLAPS) 62/585 variables, 3/357 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/585 variables, 1/358 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/585 variables, 0/358 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 59/644 variables, 59/417 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/644 variables, 0/417 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 27 (OVERLAPS) 0/644 variables, 0/417 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 644/644 variables, and 417 constraints, problems are : Problem set: 0 solved, 1 unsolved in 532 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 351/351 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 3/3 constraints]
After SMT, in 832ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 24239 steps, including 98 resets, run visited all 1 properties in 58 ms. (steps per millisecond=417 )
Parikh walk visited 1 properties in 57 ms.
RANDOM walk for 40000 steps (554 resets) in 114 ms. (347 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40002 steps (88 resets) in 42 ms. (930 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1715159 steps, run timeout after 3001 ms. (steps per millisecond=571 ) properties seen :0 out of 1
Probabilistic random walk after 1715159 steps, saw 239992 distinct states, run finished after 3001 ms. (steps per millisecond=571 ) properties seen :0
// Phase 1: matrix 294 rows 352 cols
[2024-05-22 09:02:31] [INFO ] Computed 60 invariants in 9 ms
[2024-05-22 09:02:31] [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) 213/214 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/214 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/274 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/274 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/292 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/292 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 294/586 variables, 292/352 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/586 variables, 2/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/586 variables, 0/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 60/646 variables, 60/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/646 variables, 0/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/646 variables, 0/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 646/646 variables, and 414 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: 352/352 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) 213/214 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/214 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/274 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/274 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/292 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/292 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 294/586 variables, 292/352 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/586 variables, 2/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/586 variables, 1/355 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 09:02:32] [INFO ] Deduced a trap composed of 17 places in 63 ms of which 1 ms to minimize.
[2024-05-22 09:02:32] [INFO ] Deduced a trap composed of 20 places in 53 ms of which 1 ms to minimize.
[2024-05-22 09:02:32] [INFO ] Deduced a trap composed of 18 places in 50 ms of which 2 ms to minimize.
[2024-05-22 09:02:32] [INFO ] Deduced a trap composed of 19 places in 47 ms of which 1 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/586 variables, 4/359 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/586 variables, 0/359 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 60/646 variables, 60/419 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/646 variables, 0/419 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/646 variables, 0/419 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 646/646 variables, and 419 constraints, problems are : Problem set: 0 solved, 1 unsolved in 544 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 352/352 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 4/4 constraints]
After SMT, in 844ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 96205 steps, including 307 resets, run visited all 1 properties in 203 ms. (steps per millisecond=473 )
Parikh walk visited 1 properties in 202 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 (91 resets) in 44 ms. (888 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1771099 steps, run timeout after 3001 ms. (steps per millisecond=590 ) properties seen :0 out of 1
Probabilistic random walk after 1771099 steps, saw 247206 distinct states, run finished after 3001 ms. (steps per millisecond=590 ) properties seen :0
[2024-05-22 09:02:35] [INFO ] Invariant cache hit.
[2024-05-22 09:02:35] [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) 213/214 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/214 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/274 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/274 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/292 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/292 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 294/586 variables, 292/352 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/586 variables, 2/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/586 variables, 0/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 60/646 variables, 60/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/646 variables, 0/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/646 variables, 0/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 646/646 variables, and 414 constraints, problems are : Problem set: 0 solved, 1 unsolved in 253 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 352/352 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) 213/214 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/214 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/274 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 09:02:35] [INFO ] Deduced a trap composed of 15 places in 36 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/274 variables, 1/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/274 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 18/292 variables, 17/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/292 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 294/586 variables, 292/353 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/586 variables, 2/355 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/586 variables, 1/356 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/586 variables, 0/356 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 60/646 variables, 60/416 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/646 variables, 0/416 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/646 variables, 0/416 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 646/646 variables, and 416 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: 352/352 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints]
After SMT, in 635ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 50293 steps, including 49 resets, run visited all 1 properties in 99 ms. (steps per millisecond=508 )
Parikh walk visited 1 properties in 99 ms.
RANDOM walk for 40000 steps (538 resets) in 116 ms. (341 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (91 resets) in 44 ms. (888 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1831732 steps, run timeout after 3001 ms. (steps per millisecond=610 ) properties seen :0 out of 1
Probabilistic random walk after 1831732 steps, saw 255457 distinct states, run finished after 3001 ms. (steps per millisecond=610 ) properties seen :0
[2024-05-22 09:02:39] [INFO ] Invariant cache hit.
[2024-05-22 09:02:39] [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) 213/214 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/214 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/274 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/274 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/292 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/292 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 294/586 variables, 292/352 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/586 variables, 2/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/586 variables, 0/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 60/646 variables, 60/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/646 variables, 0/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/646 variables, 0/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 646/646 variables, and 414 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: 352/352 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) 213/214 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/214 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/274 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 09:02:39] [INFO ] Deduced a trap composed of 15 places in 46 ms of which 0 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/274 variables, 1/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/274 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 18/292 variables, 17/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/292 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 294/586 variables, 292/353 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/586 variables, 2/355 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/586 variables, 1/356 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 09:02:39] [INFO ] Deduced a trap composed of 9 places in 63 ms of which 1 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/586 variables, 1/357 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/586 variables, 0/357 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 60/646 variables, 60/417 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/646 variables, 0/417 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/646 variables, 0/417 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 646/646 variables, and 417 constraints, problems are : Problem set: 0 solved, 1 unsolved in 498 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 352/352 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 2/2 constraints]
After SMT, in 765ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 529 ms.
Support contains 1 out of 352 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 352/352 places, 294/294 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 352 transition count 294
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 351 transition count 293
Applied a total of 2 rules in 23 ms. Remains 351 /352 variables (removed 1) and now considering 293/294 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 24 ms. Remains : 351/352 places, 293/294 transitions.
RANDOM walk for 40000 steps (564 resets) in 108 ms. (366 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40002 steps (90 resets) in 52 ms. (754 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1800884 steps, run timeout after 3001 ms. (steps per millisecond=600 ) properties seen :0 out of 1
Probabilistic random walk after 1800884 steps, saw 251351 distinct states, run finished after 3001 ms. (steps per millisecond=600 ) properties seen :0
// Phase 1: matrix 293 rows 351 cols
[2024-05-22 09:02:43] [INFO ] Computed 60 invariants in 9 ms
[2024-05-22 09:02:43] [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) 212/213 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/213 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 35/248 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/248 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/273 variables, 17/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/273 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 7/280 variables, 7/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/280 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 230/510 variables, 280/335 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/510 variables, 2/337 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/510 variables, 0/337 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 12/522 variables, 8/345 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/522 variables, 3/348 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/522 variables, 0/348 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 1/523 variables, 1/349 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/523 variables, 1/350 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/523 variables, 0/350 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 62/585 variables, 3/353 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/585 variables, 1/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/585 variables, 0/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 59/644 variables, 59/413 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/644 variables, 0/413 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/644 variables, 0/413 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 644/644 variables, and 413 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: 351/351 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) 212/213 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/213 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 35/248 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/248 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/273 variables, 17/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/273 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 7/280 variables, 7/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/280 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 230/510 variables, 280/335 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/510 variables, 2/337 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/510 variables, 1/338 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/510 variables, 0/338 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 12/522 variables, 8/346 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/522 variables, 3/349 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/522 variables, 0/349 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 1/523 variables, 1/350 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/523 variables, 1/351 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/523 variables, 0/351 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 62/585 variables, 3/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/585 variables, 1/355 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/585 variables, 0/355 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (OVERLAPS) 59/644 variables, 59/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/644 variables, 0/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (OVERLAPS) 0/644 variables, 0/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 644/644 variables, and 414 constraints, problems are : Problem set: 0 solved, 1 unsolved in 288 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 351/351 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 562ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 2637 steps, including 1 resets, run visited all 1 properties in 8 ms. (steps per millisecond=329 )
Parikh walk visited 1 properties in 8 ms.
RANDOM walk for 40000 steps (514 resets) in 111 ms. (357 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (90 resets) in 45 ms. (869 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1795204 steps, run timeout after 3001 ms. (steps per millisecond=598 ) properties seen :0 out of 1
Probabilistic random walk after 1795204 steps, saw 250551 distinct states, run finished after 3001 ms. (steps per millisecond=598 ) properties seen :0
// Phase 1: matrix 294 rows 352 cols
[2024-05-22 09:02:47] [INFO ] Computed 60 invariants in 9 ms
[2024-05-22 09:02:47] [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) 213/214 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/214 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/274 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/274 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/292 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/292 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 294/586 variables, 292/352 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/586 variables, 2/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/586 variables, 0/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 60/646 variables, 60/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/646 variables, 0/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/646 variables, 0/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 646/646 variables, and 414 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: 352/352 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) 213/214 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/214 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/274 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/274 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/292 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/292 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 294/586 variables, 292/352 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/586 variables, 2/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/586 variables, 1/355 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/586 variables, 0/355 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 60/646 variables, 60/415 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/646 variables, 0/415 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 0/646 variables, 0/415 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 646/646 variables, and 415 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: 352/352 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 552ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 524 ms.
Support contains 1 out of 352 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 352/352 places, 294/294 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 352 transition count 294
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 351 transition count 293
Applied a total of 2 rules in 15 ms. Remains 351 /352 variables (removed 1) and now considering 293/294 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 15 ms. Remains : 351/352 places, 293/294 transitions.
RANDOM walk for 40000 steps (555 resets) in 112 ms. (353 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (87 resets) in 39 ms. (1000 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1811136 steps, run timeout after 3001 ms. (steps per millisecond=603 ) properties seen :0 out of 1
Probabilistic random walk after 1811136 steps, saw 252805 distinct states, run finished after 3001 ms. (steps per millisecond=603 ) properties seen :0
// Phase 1: matrix 293 rows 351 cols
[2024-05-22 09:02:51] [INFO ] Computed 60 invariants in 10 ms
[2024-05-22 09:02:51] [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) 212/213 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/213 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 35/248 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/248 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/273 variables, 17/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/273 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 7/280 variables, 7/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/280 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 230/510 variables, 280/335 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/510 variables, 2/337 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/510 variables, 0/337 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 12/522 variables, 8/345 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/522 variables, 3/348 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/522 variables, 0/348 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 1/523 variables, 1/349 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/523 variables, 1/350 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/523 variables, 0/350 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 62/585 variables, 3/353 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/585 variables, 1/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/585 variables, 0/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 59/644 variables, 59/413 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/644 variables, 0/413 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/644 variables, 0/413 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 644/644 variables, and 413 constraints, problems are : Problem set: 0 solved, 1 unsolved in 257 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 351/351 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) 212/213 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/213 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 35/248 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/248 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/273 variables, 17/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/273 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 7/280 variables, 7/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/280 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 230/510 variables, 280/335 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/510 variables, 2/337 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/510 variables, 1/338 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/510 variables, 0/338 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 12/522 variables, 8/346 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/522 variables, 3/349 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 09:02:52] [INFO ] Deduced a trap composed of 17 places in 60 ms of which 1 ms to minimize.
[2024-05-22 09:02:52] [INFO ] Deduced a trap composed of 16 places in 39 ms of which 0 ms to minimize.
At refinement iteration 15 (INCLUDED_ONLY) 0/522 variables, 2/351 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/522 variables, 0/351 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 1/523 variables, 1/352 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/523 variables, 1/353 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 09:02:52] [INFO ] Deduced a trap composed of 18 places in 43 ms of which 0 ms to minimize.
At refinement iteration 19 (INCLUDED_ONLY) 0/523 variables, 1/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/523 variables, 0/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 62/585 variables, 3/357 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/585 variables, 1/358 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/585 variables, 0/358 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (OVERLAPS) 59/644 variables, 59/417 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/644 variables, 0/417 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (OVERLAPS) 0/644 variables, 0/417 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 644/644 variables, and 417 constraints, problems are : Problem set: 0 solved, 1 unsolved in 502 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 351/351 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 3/3 constraints]
After SMT, in 773ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 35874 steps, including 115 resets, run visited all 1 properties in 76 ms. (steps per millisecond=472 )
Parikh walk visited 1 properties in 76 ms.
RANDOM walk for 40000 steps (540 resets) in 114 ms. (347 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (90 resets) in 45 ms. (869 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1826701 steps, run timeout after 3001 ms. (steps per millisecond=608 ) properties seen :0 out of 1
Probabilistic random walk after 1826701 steps, saw 254815 distinct states, run finished after 3001 ms. (steps per millisecond=608 ) properties seen :0
// Phase 1: matrix 294 rows 352 cols
[2024-05-22 09:02:55] [INFO ] Computed 60 invariants in 9 ms
[2024-05-22 09:02:55] [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) 213/214 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/214 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/274 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/274 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/292 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/292 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 294/586 variables, 292/352 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/586 variables, 2/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/586 variables, 0/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 60/646 variables, 60/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/646 variables, 0/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/646 variables, 0/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 646/646 variables, and 414 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: 352/352 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) 213/214 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/214 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/274 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/274 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/292 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/292 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 294/586 variables, 292/352 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/586 variables, 2/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/586 variables, 1/355 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 09:02:55] [INFO ] Deduced a trap composed of 16 places in 61 ms of which 1 ms to minimize.
[2024-05-22 09:02:55] [INFO ] Deduced a trap composed of 18 places in 54 ms of which 1 ms to minimize.
[2024-05-22 09:02:56] [INFO ] Deduced a trap composed of 17 places in 57 ms of which 1 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/586 variables, 3/358 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/586 variables, 0/358 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 60/646 variables, 60/418 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/646 variables, 0/418 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/646 variables, 0/418 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 646/646 variables, and 418 constraints, problems are : Problem set: 0 solved, 1 unsolved in 510 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 352/352 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 3/3 constraints]
After SMT, in 789ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 496 ms.
Support contains 1 out of 352 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 352/352 places, 294/294 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 352 transition count 294
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 351 transition count 293
Applied a total of 2 rules in 13 ms. Remains 351 /352 variables (removed 1) and now considering 293/294 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 14 ms. Remains : 351/352 places, 293/294 transitions.
RANDOM walk for 40000 steps (537 resets) in 122 ms. (325 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (87 resets) in 50 ms. (784 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1817027 steps, run timeout after 3001 ms. (steps per millisecond=605 ) properties seen :0 out of 1
Probabilistic random walk after 1817027 steps, saw 253530 distinct states, run finished after 3001 ms. (steps per millisecond=605 ) properties seen :0
// Phase 1: matrix 293 rows 351 cols
[2024-05-22 09:02:59] [INFO ] Computed 60 invariants in 9 ms
[2024-05-22 09:02:59] [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) 212/213 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/213 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 35/248 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/248 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/273 variables, 17/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/273 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 7/280 variables, 7/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/280 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 230/510 variables, 280/335 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/510 variables, 2/337 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/510 variables, 0/337 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 12/522 variables, 8/345 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/522 variables, 3/348 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/522 variables, 0/348 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 1/523 variables, 1/349 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/523 variables, 1/350 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/523 variables, 0/350 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 62/585 variables, 3/353 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/585 variables, 1/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/585 variables, 0/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 59/644 variables, 59/413 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/644 variables, 0/413 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/644 variables, 0/413 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 644/644 variables, and 413 constraints, problems are : Problem set: 0 solved, 1 unsolved in 266 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 351/351 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) 212/213 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/213 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 35/248 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/248 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/273 variables, 17/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/273 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 7/280 variables, 7/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/280 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 230/510 variables, 280/335 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/510 variables, 2/337 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/510 variables, 1/338 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 09:03:00] [INFO ] Deduced a trap composed of 17 places in 56 ms of which 1 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/510 variables, 1/339 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/510 variables, 0/339 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 12/522 variables, 8/347 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/522 variables, 3/350 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 09:03:00] [INFO ] Deduced a trap composed of 16 places in 43 ms of which 1 ms to minimize.
At refinement iteration 16 (INCLUDED_ONLY) 0/522 variables, 1/351 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/522 variables, 0/351 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 1/523 variables, 1/352 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/523 variables, 1/353 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 09:03:00] [INFO ] Deduced a trap composed of 17 places in 49 ms of which 1 ms to minimize.
At refinement iteration 20 (INCLUDED_ONLY) 0/523 variables, 1/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/523 variables, 0/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (OVERLAPS) 62/585 variables, 3/357 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/585 variables, 1/358 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/585 variables, 0/358 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 59/644 variables, 59/417 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/644 variables, 0/417 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 27 (OVERLAPS) 0/644 variables, 0/417 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 644/644 variables, and 417 constraints, problems are : Problem set: 0 solved, 1 unsolved in 512 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 351/351 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 3/3 constraints]
After SMT, in 793ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 4998 steps, including 14 resets, run visited all 1 properties in 15 ms. (steps per millisecond=333 )
Parikh walk visited 1 properties in 15 ms.
RANDOM walk for 40000 steps (518 resets) in 111 ms. (357 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (94 resets) in 44 ms. (888 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1779064 steps, run timeout after 3001 ms. (steps per millisecond=592 ) properties seen :0 out of 1
Probabilistic random walk after 1779064 steps, saw 248295 distinct states, run finished after 3001 ms. (steps per millisecond=592 ) properties seen :0
// Phase 1: matrix 294 rows 352 cols
[2024-05-22 09:03:03] [INFO ] Computed 60 invariants in 9 ms
[2024-05-22 09:03:03] [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) 213/214 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/214 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/274 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/274 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/292 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/292 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 294/586 variables, 292/352 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/586 variables, 2/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/586 variables, 0/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 60/646 variables, 60/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/646 variables, 0/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/646 variables, 0/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 646/646 variables, and 414 constraints, problems are : Problem set: 0 solved, 1 unsolved in 235 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 352/352 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) 213/214 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/214 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/274 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/274 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/292 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/292 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 294/586 variables, 292/352 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/586 variables, 2/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/586 variables, 1/355 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 09:03:04] [INFO ] Deduced a trap composed of 17 places in 45 ms of which 1 ms to minimize.
[2024-05-22 09:03:04] [INFO ] Deduced a trap composed of 19 places in 41 ms of which 1 ms to minimize.
[2024-05-22 09:03:04] [INFO ] Deduced a trap composed of 18 places in 38 ms of which 1 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/586 variables, 3/358 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/586 variables, 0/358 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 60/646 variables, 60/418 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/646 variables, 0/418 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/646 variables, 0/418 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 646/646 variables, and 418 constraints, problems are : Problem set: 0 solved, 1 unsolved in 495 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 352/352 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 3/3 constraints]
After SMT, in 743ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 15070 steps, including 79 resets, run visited all 1 properties in 37 ms. (steps per millisecond=407 )
Parikh walk visited 1 properties in 36 ms.
RANDOM walk for 40000 steps (533 resets) in 115 ms. (344 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (85 resets) in 41 ms. (952 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1789352 steps, run timeout after 3001 ms. (steps per millisecond=596 ) properties seen :0 out of 1
Probabilistic random walk after 1789352 steps, saw 249550 distinct states, run finished after 3001 ms. (steps per millisecond=596 ) properties seen :0
[2024-05-22 09:03:07] [INFO ] Invariant cache hit.
[2024-05-22 09:03:07] [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) 213/214 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/214 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/274 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/274 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/292 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/292 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 294/586 variables, 292/352 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/586 variables, 2/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/586 variables, 0/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 60/646 variables, 60/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/646 variables, 0/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/646 variables, 0/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 646/646 variables, and 414 constraints, problems are : Problem set: 0 solved, 1 unsolved in 252 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 352/352 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) 213/214 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/214 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/274 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 09:03:07] [INFO ] Deduced a trap composed of 15 places in 43 ms of which 0 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/274 variables, 1/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/274 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 18/292 variables, 17/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/292 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 294/586 variables, 292/353 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/586 variables, 2/355 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/586 variables, 1/356 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/586 variables, 0/356 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 60/646 variables, 60/416 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 09:03:07] [INFO ] Deduced a trap composed of 7 places in 48 ms of which 1 ms to minimize.
At refinement iteration 13 (INCLUDED_ONLY) 0/646 variables, 1/417 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/646 variables, 0/417 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/646 variables, 0/417 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 646/646 variables, and 417 constraints, problems are : Problem set: 0 solved, 1 unsolved in 444 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 352/352 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 2/2 constraints]
After SMT, in 700ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 491 ms.
Support contains 1 out of 352 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 352/352 places, 294/294 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 352 transition count 294
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 351 transition count 293
Applied a total of 2 rules in 14 ms. Remains 351 /352 variables (removed 1) and now considering 293/294 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 14 ms. Remains : 351/352 places, 293/294 transitions.
RANDOM walk for 40000 steps (532 resets) in 131 ms. (303 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (90 resets) in 49 ms. (800 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1777634 steps, run timeout after 3001 ms. (steps per millisecond=592 ) properties seen :0 out of 1
Probabilistic random walk after 1777634 steps, saw 248097 distinct states, run finished after 3001 ms. (steps per millisecond=592 ) properties seen :0
// Phase 1: matrix 293 rows 351 cols
[2024-05-22 09:03:11] [INFO ] Computed 60 invariants in 8 ms
[2024-05-22 09:03:11] [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) 212/213 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/213 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 35/248 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/248 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/273 variables, 17/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/273 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 7/280 variables, 7/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/280 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 230/510 variables, 280/335 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/510 variables, 2/337 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/510 variables, 0/337 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 12/522 variables, 8/345 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/522 variables, 3/348 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/522 variables, 0/348 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 1/523 variables, 1/349 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/523 variables, 1/350 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/523 variables, 0/350 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 62/585 variables, 3/353 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/585 variables, 1/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/585 variables, 0/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 59/644 variables, 59/413 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/644 variables, 0/413 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/644 variables, 0/413 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 644/644 variables, and 413 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: 351/351 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) 212/213 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/213 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 35/248 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/248 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/273 variables, 17/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/273 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 7/280 variables, 7/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/280 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 230/510 variables, 280/335 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/510 variables, 2/337 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/510 variables, 1/338 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 09:03:12] [INFO ] Deduced a trap composed of 17 places in 63 ms of which 1 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/510 variables, 1/339 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/510 variables, 0/339 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 12/522 variables, 8/347 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/522 variables, 3/350 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 09:03:12] [INFO ] Deduced a trap composed of 16 places in 45 ms of which 0 ms to minimize.
At refinement iteration 16 (INCLUDED_ONLY) 0/522 variables, 1/351 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/522 variables, 0/351 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 1/523 variables, 1/352 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/523 variables, 1/353 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 09:03:12] [INFO ] Deduced a trap composed of 18 places in 44 ms of which 1 ms to minimize.
At refinement iteration 20 (INCLUDED_ONLY) 0/523 variables, 1/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/523 variables, 0/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (OVERLAPS) 62/585 variables, 3/357 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/585 variables, 1/358 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/585 variables, 0/358 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 59/644 variables, 59/417 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 09:03:12] [INFO ] Deduced a trap composed of 5 places in 63 ms of which 1 ms to minimize.
At refinement iteration 26 (INCLUDED_ONLY) 0/644 variables, 1/418 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 27 (INCLUDED_ONLY) 0/644 variables, 0/418 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 28 (OVERLAPS) 0/644 variables, 0/418 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 644/644 variables, and 418 constraints, problems are : Problem set: 0 solved, 1 unsolved in 642 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 351/351 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 4/4 constraints]
After SMT, in 972ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 389 ms.
Support contains 1 out of 351 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 351/351 places, 293/293 transitions.
Applied a total of 0 rules in 5 ms. Remains 351 /351 variables (removed 0) and now considering 293/293 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5 ms. Remains : 351/351 places, 293/293 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 351/351 places, 293/293 transitions.
Applied a total of 0 rules in 5 ms. Remains 351 /351 variables (removed 0) and now considering 293/293 (removed 0) transitions.
[2024-05-22 09:03:13] [INFO ] Invariant cache hit.
[2024-05-22 09:03:13] [INFO ] Implicit Places using invariants in 169 ms returned []
[2024-05-22 09:03:13] [INFO ] Invariant cache hit.
[2024-05-22 09:03:13] [INFO ] State equation strengthened by 2 read => feed constraints.
[2024-05-22 09:03:13] [INFO ] Implicit Places using invariants and state equation in 385 ms returned []
Implicit Place search using SMT with State Equation took 556 ms to find 0 implicit places.
[2024-05-22 09:03:13] [INFO ] Redundant transitions in 2 ms returned []
Running 290 sub problems to find dead transitions.
[2024-05-22 09:03:13] [INFO ] Invariant cache hit.
[2024-05-22 09:03:13] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/348 variables, 36/36 constraints. Problems are: Problem set: 0 solved, 290 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/348 variables, 17/53 constraints. Problems are: Problem set: 0 solved, 290 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/348 variables, 0/53 constraints. Problems are: Problem set: 0 solved, 290 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 2/350 variables, 7/60 constraints. Problems are: Problem set: 0 solved, 290 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/350 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 290 unsolved
At refinement iteration 5 (OVERLAPS) 293/643 variables, 350/410 constraints. Problems are: Problem set: 0 solved, 290 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/643 variables, 2/412 constraints. Problems are: Problem set: 0 solved, 290 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/643 variables, 0/412 constraints. Problems are: Problem set: 0 solved, 290 unsolved
At refinement iteration 8 (OVERLAPS) 1/644 variables, 1/413 constraints. Problems are: Problem set: 0 solved, 290 unsolved
[2024-05-22 09:03:24] [INFO ] Deduced a trap composed of 6 places in 35 ms of which 1 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/644 variables, 1/414 constraints. Problems are: Problem set: 0 solved, 290 unsolved
[2024-05-22 09:03:28] [INFO ] Deduced a trap composed of 12 places in 74 ms of which 2 ms to minimize.
[2024-05-22 09:03:29] [INFO ] Deduced a trap composed of 7 places in 49 ms of which 1 ms to minimize.
[2024-05-22 09:03:30] [INFO ] Deduced a trap composed of 16 places in 87 ms of which 1 ms to minimize.
[2024-05-22 09:03:31] [INFO ] Deduced a trap composed of 7 places in 55 ms of which 1 ms to minimize.
[2024-05-22 09:03:31] [INFO ] Deduced a trap composed of 9 places in 38 ms of which 0 ms to minimize.
[2024-05-22 09:03:31] [INFO ] Deduced a trap composed of 11 places in 38 ms of which 1 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/644 variables, 6/420 constraints. Problems are: Problem set: 0 solved, 290 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/644 variables, 0/420 constraints. Problems are: Problem set: 0 solved, 290 unsolved
At refinement iteration 12 (OVERLAPS) 0/644 variables, 0/420 constraints. Problems are: Problem set: 0 solved, 290 unsolved
No progress, stopping.
After SMT solving in domain Real declared 644/644 variables, and 420 constraints, problems are : Problem set: 0 solved, 290 unsolved in 26291 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 351/351 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 290/290 constraints, Known Traps: 7/7 constraints]
Escalating to Integer solving :Problem set: 0 solved, 290 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/348 variables, 36/36 constraints. Problems are: Problem set: 0 solved, 290 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/348 variables, 17/53 constraints. Problems are: Problem set: 0 solved, 290 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/348 variables, 6/59 constraints. Problems are: Problem set: 0 solved, 290 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/348 variables, 0/59 constraints. Problems are: Problem set: 0 solved, 290 unsolved
At refinement iteration 4 (OVERLAPS) 2/350 variables, 7/66 constraints. Problems are: Problem set: 0 solved, 290 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/350 variables, 1/67 constraints. Problems are: Problem set: 0 solved, 290 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/350 variables, 0/67 constraints. Problems are: Problem set: 0 solved, 290 unsolved
At refinement iteration 7 (OVERLAPS) 293/643 variables, 350/417 constraints. Problems are: Problem set: 0 solved, 290 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/643 variables, 2/419 constraints. Problems are: Problem set: 0 solved, 290 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/643 variables, 290/709 constraints. Problems are: Problem set: 0 solved, 290 unsolved
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 643/644 variables, and 709 constraints, problems are : Problem set: 0 solved, 290 unsolved in 30014 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 350/351 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 290/290 constraints, Known Traps: 7/7 constraints]
After SMT, in 56510ms problems are : Problem set: 0 solved, 290 unsolved
Search for dead transitions found 0 dead transitions in 56515ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 57083 ms. Remains : 351/351 places, 293/293 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 351 transition count 293
Applied a total of 1 rules in 9 ms. Remains 351 /351 variables (removed 0) and now considering 293/293 (removed 0) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 293 rows 351 cols
[2024-05-22 09:04:10] [INFO ] Computed 60 invariants in 9 ms
[2024-05-22 09:04:10] [INFO ] [Real]Absence check using 36 positive place invariants in 5 ms returned sat
[2024-05-22 09:04:10] [INFO ] [Real]Absence check using 36 positive and 24 generalized place invariants in 15 ms returned sat
[2024-05-22 09:04:10] [INFO ] After 90ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 09:04:10] [INFO ] [Nat]Absence check using 36 positive place invariants in 5 ms returned sat
[2024-05-22 09:04:10] [INFO ] [Nat]Absence check using 36 positive and 24 generalized place invariants in 14 ms returned sat
[2024-05-22 09:04:10] [INFO ] After 136ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2024-05-22 09:04:10] [INFO ] After 171ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2024-05-22 09:04:10] [INFO ] After 268ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Over-approximation ignoring read arcs solved 0 properties in 379 ms.
RANDOM walk for 40000 steps (512 resets) in 105 ms. (377 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (80 resets) in 43 ms. (909 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1766259 steps, run timeout after 3001 ms. (steps per millisecond=588 ) properties seen :0 out of 1
Probabilistic random walk after 1766259 steps, saw 246592 distinct states, run finished after 3001 ms. (steps per millisecond=588 ) properties seen :0
// Phase 1: matrix 294 rows 352 cols
[2024-05-22 09:04:13] [INFO ] Computed 60 invariants in 10 ms
[2024-05-22 09:04:13] [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) 213/214 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/214 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/274 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/274 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/292 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/292 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 294/586 variables, 292/352 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/586 variables, 2/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/586 variables, 0/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 60/646 variables, 60/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/646 variables, 0/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/646 variables, 0/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 646/646 variables, and 414 constraints, problems are : Problem set: 0 solved, 1 unsolved in 251 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 352/352 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) 213/214 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/214 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/274 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/274 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/292 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/292 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 294/586 variables, 292/352 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/586 variables, 2/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/586 variables, 1/355 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 09:04:14] [INFO ] Deduced a trap composed of 17 places in 59 ms of which 1 ms to minimize.
[2024-05-22 09:04:14] [INFO ] Deduced a trap composed of 18 places in 56 ms of which 1 ms to minimize.
[2024-05-22 09:04:14] [INFO ] Deduced a trap composed of 16 places in 51 ms of which 2 ms to minimize.
[2024-05-22 09:04:14] [INFO ] Deduced a trap composed of 17 places in 50 ms of which 2 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/586 variables, 4/359 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/586 variables, 0/359 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 60/646 variables, 60/419 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/646 variables, 0/419 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/646 variables, 0/419 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 646/646 variables, and 419 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: 352/352 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 4/4 constraints]
After SMT, in 828ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 440 ms.
Support contains 1 out of 352 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 352/352 places, 294/294 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 352 transition count 294
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 351 transition count 293
Applied a total of 2 rules in 19 ms. Remains 351 /352 variables (removed 1) and now considering 293/294 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 19 ms. Remains : 351/352 places, 293/294 transitions.
RANDOM walk for 40000 steps (549 resets) in 116 ms. (341 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (86 resets) in 42 ms. (930 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1794516 steps, run timeout after 3001 ms. (steps per millisecond=597 ) properties seen :0 out of 1
Probabilistic random walk after 1794516 steps, saw 250442 distinct states, run finished after 3001 ms. (steps per millisecond=597 ) properties seen :0
// Phase 1: matrix 293 rows 351 cols
[2024-05-22 09:04:17] [INFO ] Computed 60 invariants in 9 ms
[2024-05-22 09:04:17] [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) 212/213 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/213 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 35/248 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/248 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/273 variables, 17/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/273 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 7/280 variables, 7/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/280 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 230/510 variables, 280/335 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/510 variables, 2/337 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/510 variables, 0/337 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 12/522 variables, 8/345 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/522 variables, 3/348 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/522 variables, 0/348 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 1/523 variables, 1/349 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/523 variables, 1/350 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/523 variables, 0/350 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 62/585 variables, 3/353 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/585 variables, 1/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/585 variables, 0/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 59/644 variables, 59/413 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/644 variables, 0/413 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/644 variables, 0/413 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 644/644 variables, and 413 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: 351/351 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) 212/213 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/213 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 35/248 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/248 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/273 variables, 17/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/273 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 7/280 variables, 7/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/280 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 230/510 variables, 280/335 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/510 variables, 2/337 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/510 variables, 1/338 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 09:04:18] [INFO ] Deduced a trap composed of 17 places in 63 ms of which 1 ms to minimize.
[2024-05-22 09:04:18] [INFO ] Deduced a trap composed of 16 places in 55 ms of which 2 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/510 variables, 2/340 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/510 variables, 0/340 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 12/522 variables, 8/348 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/522 variables, 3/351 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/522 variables, 0/351 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 1/523 variables, 1/352 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/523 variables, 1/353 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/523 variables, 0/353 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 62/585 variables, 3/356 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/585 variables, 1/357 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/585 variables, 0/357 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 59/644 variables, 59/416 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/644 variables, 0/416 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 0/644 variables, 0/416 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 644/644 variables, and 416 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: 351/351 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 2/2 constraints]
After SMT, in 797ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 2386 steps, including 1 resets, run visited all 1 properties in 8 ms. (steps per millisecond=298 )
Parikh walk visited 1 properties in 7 ms.
RANDOM walk for 40000 steps (533 resets) in 113 ms. (350 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (94 resets) in 42 ms. (930 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1751320 steps, run timeout after 3001 ms. (steps per millisecond=583 ) properties seen :0 out of 1
Probabilistic random walk after 1751320 steps, saw 244583 distinct states, run finished after 3001 ms. (steps per millisecond=583 ) properties seen :0
// Phase 1: matrix 294 rows 352 cols
[2024-05-22 09:04:21] [INFO ] Computed 60 invariants in 9 ms
[2024-05-22 09:04:21] [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) 213/214 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/214 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/274 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/274 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/292 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/292 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 294/586 variables, 292/352 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/586 variables, 2/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/586 variables, 0/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 60/646 variables, 60/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/646 variables, 0/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/646 variables, 0/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 646/646 variables, and 414 constraints, problems are : Problem set: 0 solved, 1 unsolved in 212 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 352/352 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) 213/214 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/214 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/274 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/274 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/292 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/292 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 294/586 variables, 292/352 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/586 variables, 2/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/586 variables, 1/355 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 09:04:22] [INFO ] Deduced a trap composed of 16 places in 64 ms of which 1 ms to minimize.
[2024-05-22 09:04:22] [INFO ] Deduced a trap composed of 10 places in 55 ms of which 1 ms to minimize.
[2024-05-22 09:04:22] [INFO ] Deduced a trap composed of 17 places in 57 ms of which 2 ms to minimize.
[2024-05-22 09:04:22] [INFO ] Deduced a trap composed of 19 places in 46 ms of which 1 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/586 variables, 4/359 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/586 variables, 0/359 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 60/646 variables, 60/419 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/646 variables, 0/419 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/646 variables, 0/419 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 646/646 variables, and 419 constraints, problems are : Problem set: 0 solved, 1 unsolved in 674 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 352/352 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 4/4 constraints]
After SMT, in 900ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 501 ms.
Support contains 1 out of 352 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 352/352 places, 294/294 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 352 transition count 294
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 351 transition count 293
Applied a total of 2 rules in 24 ms. Remains 351 /352 variables (removed 1) and now considering 293/294 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 25 ms. Remains : 351/352 places, 293/294 transitions.
RANDOM walk for 40000 steps (551 resets) in 103 ms. (384 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (90 resets) in 48 ms. (816 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1676563 steps, run timeout after 3001 ms. (steps per millisecond=558 ) properties seen :0 out of 1
Probabilistic random walk after 1676563 steps, saw 235163 distinct states, run finished after 3001 ms. (steps per millisecond=558 ) properties seen :0
// Phase 1: matrix 293 rows 351 cols
[2024-05-22 09:04:26] [INFO ] Computed 60 invariants in 7 ms
[2024-05-22 09:04:26] [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) 212/213 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/213 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 35/248 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/248 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/273 variables, 17/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/273 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 7/280 variables, 7/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/280 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 230/510 variables, 280/335 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/510 variables, 2/337 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/510 variables, 0/337 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 12/522 variables, 8/345 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/522 variables, 3/348 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/522 variables, 0/348 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 1/523 variables, 1/349 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/523 variables, 1/350 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/523 variables, 0/350 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 62/585 variables, 3/353 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/585 variables, 1/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/585 variables, 0/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 59/644 variables, 59/413 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/644 variables, 0/413 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/644 variables, 0/413 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 644/644 variables, and 413 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: 351/351 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) 212/213 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/213 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 35/248 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/248 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/273 variables, 17/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/273 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 7/280 variables, 7/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/280 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 230/510 variables, 280/335 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/510 variables, 2/337 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/510 variables, 1/338 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 09:04:26] [INFO ] Deduced a trap composed of 17 places in 62 ms of which 2 ms to minimize.
[2024-05-22 09:04:26] [INFO ] Deduced a trap composed of 17 places in 57 ms of which 1 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/510 variables, 2/340 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/510 variables, 0/340 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 12/522 variables, 8/348 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/522 variables, 3/351 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 09:04:26] [INFO ] Deduced a trap composed of 16 places in 63 ms of which 1 ms to minimize.
At refinement iteration 16 (INCLUDED_ONLY) 0/522 variables, 1/352 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/522 variables, 0/352 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 1/523 variables, 1/353 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/523 variables, 1/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 09:04:27] [INFO ] Deduced a trap composed of 18 places in 39 ms of which 1 ms to minimize.
At refinement iteration 20 (INCLUDED_ONLY) 0/523 variables, 1/355 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/523 variables, 0/355 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (OVERLAPS) 62/585 variables, 3/358 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/585 variables, 1/359 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/585 variables, 0/359 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 59/644 variables, 59/418 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/644 variables, 0/418 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 27 (OVERLAPS) 0/644 variables, 0/418 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 644/644 variables, and 418 constraints, problems are : Problem set: 0 solved, 1 unsolved in 600 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 351/351 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 4/4 constraints]
After SMT, in 938ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 471 ms.
Support contains 1 out of 351 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 351/351 places, 293/293 transitions.
Applied a total of 0 rules in 4 ms. Remains 351 /351 variables (removed 0) and now considering 293/293 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4 ms. Remains : 351/351 places, 293/293 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 351/351 places, 293/293 transitions.
Applied a total of 0 rules in 4 ms. Remains 351 /351 variables (removed 0) and now considering 293/293 (removed 0) transitions.
[2024-05-22 09:04:27] [INFO ] Invariant cache hit.
[2024-05-22 09:04:27] [INFO ] Implicit Places using invariants in 179 ms returned []
[2024-05-22 09:04:27] [INFO ] Invariant cache hit.
[2024-05-22 09:04:27] [INFO ] State equation strengthened by 2 read => feed constraints.
[2024-05-22 09:04:28] [INFO ] Implicit Places using invariants and state equation in 399 ms returned []
Implicit Place search using SMT with State Equation took 580 ms to find 0 implicit places.
[2024-05-22 09:04:28] [INFO ] Redundant transitions in 2 ms returned []
Running 290 sub problems to find dead transitions.
[2024-05-22 09:04:28] [INFO ] Invariant cache hit.
[2024-05-22 09:04:28] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/348 variables, 36/36 constraints. Problems are: Problem set: 0 solved, 290 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/348 variables, 17/53 constraints. Problems are: Problem set: 0 solved, 290 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/348 variables, 0/53 constraints. Problems are: Problem set: 0 solved, 290 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 2/350 variables, 7/60 constraints. Problems are: Problem set: 0 solved, 290 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/350 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 290 unsolved
At refinement iteration 5 (OVERLAPS) 293/643 variables, 350/410 constraints. Problems are: Problem set: 0 solved, 290 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/643 variables, 2/412 constraints. Problems are: Problem set: 0 solved, 290 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/643 variables, 0/412 constraints. Problems are: Problem set: 0 solved, 290 unsolved
At refinement iteration 8 (OVERLAPS) 1/644 variables, 1/413 constraints. Problems are: Problem set: 0 solved, 290 unsolved
[2024-05-22 09:04:39] [INFO ] Deduced a trap composed of 6 places in 40 ms of which 1 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/644 variables, 1/414 constraints. Problems are: Problem set: 0 solved, 290 unsolved
[2024-05-22 09:04:42] [INFO ] Deduced a trap composed of 12 places in 83 ms of which 2 ms to minimize.
[2024-05-22 09:04:44] [INFO ] Deduced a trap composed of 7 places in 47 ms of which 1 ms to minimize.
[2024-05-22 09:04:44] [INFO ] Deduced a trap composed of 16 places in 84 ms of which 2 ms to minimize.
[2024-05-22 09:04:45] [INFO ] Deduced a trap composed of 7 places in 61 ms of which 1 ms to minimize.
[2024-05-22 09:04:45] [INFO ] Deduced a trap composed of 9 places in 41 ms of which 0 ms to minimize.
[2024-05-22 09:04:45] [INFO ] Deduced a trap composed of 11 places in 36 ms of which 0 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/644 variables, 6/420 constraints. Problems are: Problem set: 0 solved, 290 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/644 variables, 0/420 constraints. Problems are: Problem set: 0 solved, 290 unsolved
At refinement iteration 12 (OVERLAPS) 0/644 variables, 0/420 constraints. Problems are: Problem set: 0 solved, 290 unsolved
No progress, stopping.
After SMT solving in domain Real declared 644/644 variables, and 420 constraints, problems are : Problem set: 0 solved, 290 unsolved in 26233 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 351/351 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 290/290 constraints, Known Traps: 7/7 constraints]
Escalating to Integer solving :Problem set: 0 solved, 290 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/348 variables, 36/36 constraints. Problems are: Problem set: 0 solved, 290 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/348 variables, 17/53 constraints. Problems are: Problem set: 0 solved, 290 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/348 variables, 6/59 constraints. Problems are: Problem set: 0 solved, 290 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/348 variables, 0/59 constraints. Problems are: Problem set: 0 solved, 290 unsolved
At refinement iteration 4 (OVERLAPS) 2/350 variables, 7/66 constraints. Problems are: Problem set: 0 solved, 290 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/350 variables, 1/67 constraints. Problems are: Problem set: 0 solved, 290 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/350 variables, 0/67 constraints. Problems are: Problem set: 0 solved, 290 unsolved
At refinement iteration 7 (OVERLAPS) 293/643 variables, 350/417 constraints. Problems are: Problem set: 0 solved, 290 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/643 variables, 2/419 constraints. Problems are: Problem set: 0 solved, 290 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/643 variables, 290/709 constraints. Problems are: Problem set: 0 solved, 290 unsolved
[2024-05-22 09:05:24] [INFO ] Deduced a trap composed of 13 places in 66 ms of which 1 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 643/644 variables, and 710 constraints, problems are : Problem set: 0 solved, 290 unsolved in 30011 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 350/351 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 290/290 constraints, Known Traps: 8/8 constraints]
After SMT, in 56455ms problems are : Problem set: 0 solved, 290 unsolved
Search for dead transitions found 0 dead transitions in 56458ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 57050 ms. Remains : 351/351 places, 293/293 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 351 transition count 293
Applied a total of 1 rules in 12 ms. Remains 351 /351 variables (removed 0) and now considering 293/293 (removed 0) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 293 rows 351 cols
[2024-05-22 09:05:24] [INFO ] Computed 60 invariants in 10 ms
[2024-05-22 09:05:24] [INFO ] [Real]Absence check using 36 positive place invariants in 4 ms returned sat
[2024-05-22 09:05:24] [INFO ] [Real]Absence check using 36 positive and 24 generalized place invariants in 19 ms returned sat
[2024-05-22 09:05:24] [INFO ] After 78ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-22 09:05:24] [INFO ] [Nat]Absence check using 36 positive place invariants in 4 ms returned sat
[2024-05-22 09:05:24] [INFO ] [Nat]Absence check using 36 positive and 24 generalized place invariants in 13 ms returned sat
[2024-05-22 09:05:24] [INFO ] After 127ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2024-05-22 09:05:25] [INFO ] Deduced a trap composed of 12 places in 81 ms of which 2 ms to minimize.
[2024-05-22 09:05:25] [INFO ] Deduced a trap composed of 11 places in 73 ms of which 2 ms to minimize.
[2024-05-22 09:05:25] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 189 ms
TRAPS : Iteration 1
[2024-05-22 09:05:25] [INFO ] After 346ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2024-05-22 09:05:25] [INFO ] After 433ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Over-approximation ignoring read arcs solved 0 properties in 538 ms.
RANDOM walk for 40000 steps (519 resets) in 102 ms. (388 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40002 steps (86 resets) in 41 ms. (952 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1790581 steps, run timeout after 3001 ms. (steps per millisecond=596 ) properties seen :0 out of 1
Probabilistic random walk after 1790581 steps, saw 249807 distinct states, run finished after 3002 ms. (steps per millisecond=596 ) properties seen :0
// Phase 1: matrix 294 rows 352 cols
[2024-05-22 09:05:28] [INFO ] Computed 60 invariants in 8 ms
[2024-05-22 09:05:28] [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) 213/214 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/214 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/274 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/274 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/292 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/292 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 294/586 variables, 292/352 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/586 variables, 2/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/586 variables, 0/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 60/646 variables, 60/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/646 variables, 0/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/646 variables, 0/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 646/646 variables, and 414 constraints, problems are : Problem set: 0 solved, 1 unsolved in 261 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 352/352 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) 213/214 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/214 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/274 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/274 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/292 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/292 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 294/586 variables, 292/352 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/586 variables, 2/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/586 variables, 1/355 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 09:05:28] [INFO ] Deduced a trap composed of 8 places in 62 ms of which 1 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/586 variables, 1/356 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/586 variables, 0/356 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 60/646 variables, 60/416 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/646 variables, 0/416 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/646 variables, 0/416 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 646/646 variables, and 416 constraints, problems are : Problem set: 0 solved, 1 unsolved in 336 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 352/352 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints]
After SMT, in 611ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 449 ms.
Support contains 1 out of 352 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 352/352 places, 294/294 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 352 transition count 294
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 351 transition count 293
Applied a total of 2 rules in 25 ms. Remains 351 /352 variables (removed 1) and now considering 293/294 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 25 ms. Remains : 351/352 places, 293/294 transitions.
RANDOM walk for 40000 steps (543 resets) in 119 ms. (333 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40002 steps (89 resets) in 40 ms. (975 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1817595 steps, run timeout after 3001 ms. (steps per millisecond=605 ) properties seen :0 out of 1
Probabilistic random walk after 1817595 steps, saw 253609 distinct states, run finished after 3001 ms. (steps per millisecond=605 ) properties seen :0
// Phase 1: matrix 293 rows 351 cols
[2024-05-22 09:05:32] [INFO ] Computed 60 invariants in 13 ms
[2024-05-22 09:05:32] [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) 212/213 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/213 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 35/248 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/248 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/273 variables, 17/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/273 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 7/280 variables, 7/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/280 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 230/510 variables, 280/335 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/510 variables, 2/337 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/510 variables, 0/337 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 12/522 variables, 8/345 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/522 variables, 3/348 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/522 variables, 0/348 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 1/523 variables, 1/349 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/523 variables, 1/350 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/523 variables, 0/350 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 62/585 variables, 3/353 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/585 variables, 1/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/585 variables, 0/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 59/644 variables, 59/413 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/644 variables, 0/413 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/644 variables, 0/413 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 644/644 variables, and 413 constraints, problems are : Problem set: 0 solved, 1 unsolved in 330 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 351/351 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) 212/213 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/213 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 35/248 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/248 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/273 variables, 17/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/273 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 7/280 variables, 7/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/280 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 230/510 variables, 280/335 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/510 variables, 2/337 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/510 variables, 1/338 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/510 variables, 0/338 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 12/522 variables, 8/346 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/522 variables, 3/349 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/522 variables, 0/349 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 1/523 variables, 1/350 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/523 variables, 1/351 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/523 variables, 0/351 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 62/585 variables, 3/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/585 variables, 1/355 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/585 variables, 0/355 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (OVERLAPS) 59/644 variables, 59/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/644 variables, 0/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (OVERLAPS) 0/644 variables, 0/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 644/644 variables, and 414 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: 351/351 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 650ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 2283 steps, including 1 resets, run visited all 1 properties in 8 ms. (steps per millisecond=285 )
Parikh walk visited 1 properties in 7 ms.
RANDOM walk for 40000 steps (536 resets) in 113 ms. (350 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (86 resets) in 42 ms. (930 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1819434 steps, run timeout after 3001 ms. (steps per millisecond=606 ) properties seen :0 out of 1
Probabilistic random walk after 1819434 steps, saw 253844 distinct states, run finished after 3001 ms. (steps per millisecond=606 ) properties seen :0
// Phase 1: matrix 294 rows 352 cols
[2024-05-22 09:05:36] [INFO ] Computed 60 invariants in 9 ms
[2024-05-22 09:05:36] [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) 213/214 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/214 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/274 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/274 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/292 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/292 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 294/586 variables, 292/352 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/586 variables, 2/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/586 variables, 0/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 60/646 variables, 60/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/646 variables, 0/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/646 variables, 0/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 646/646 variables, and 414 constraints, problems are : Problem set: 0 solved, 1 unsolved in 251 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 352/352 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) 213/214 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/214 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/274 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/274 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/292 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/292 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 294/586 variables, 292/352 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/586 variables, 2/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/586 variables, 1/355 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 09:05:36] [INFO ] Deduced a trap composed of 21 places in 59 ms of which 1 ms to minimize.
[2024-05-22 09:05:36] [INFO ] Deduced a trap composed of 16 places in 51 ms of which 1 ms to minimize.
[2024-05-22 09:05:36] [INFO ] Deduced a trap composed of 9 places in 54 ms of which 1 ms to minimize.
[2024-05-22 09:05:36] [INFO ] Deduced a trap composed of 17 places in 59 ms of which 1 ms to minimize.
[2024-05-22 09:05:36] [INFO ] Deduced a trap composed of 18 places in 45 ms of which 1 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/586 variables, 5/360 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/586 variables, 0/360 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 60/646 variables, 60/420 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/646 variables, 0/420 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/646 variables, 0/420 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 646/646 variables, and 420 constraints, problems are : Problem set: 0 solved, 1 unsolved in 620 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 352/352 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 5/5 constraints]
After SMT, in 885ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 447 ms.
Support contains 1 out of 352 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 352/352 places, 294/294 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 352 transition count 294
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 351 transition count 293
Applied a total of 2 rules in 13 ms. Remains 351 /352 variables (removed 1) and now considering 293/294 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 13 ms. Remains : 351/352 places, 293/294 transitions.
RANDOM walk for 40000 steps (533 resets) in 105 ms. (377 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (90 resets) in 47 ms. (833 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1804268 steps, run timeout after 3001 ms. (steps per millisecond=601 ) properties seen :0 out of 1
Probabilistic random walk after 1804268 steps, saw 251818 distinct states, run finished after 3001 ms. (steps per millisecond=601 ) properties seen :0
// Phase 1: matrix 293 rows 351 cols
[2024-05-22 09:05:40] [INFO ] Computed 60 invariants in 10 ms
[2024-05-22 09:05:40] [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) 212/213 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/213 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 35/248 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/248 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/273 variables, 17/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/273 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 7/280 variables, 7/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/280 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 230/510 variables, 280/335 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/510 variables, 2/337 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/510 variables, 0/337 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 12/522 variables, 8/345 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/522 variables, 3/348 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/522 variables, 0/348 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 1/523 variables, 1/349 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/523 variables, 1/350 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/523 variables, 0/350 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 62/585 variables, 3/353 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/585 variables, 1/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/585 variables, 0/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 59/644 variables, 59/413 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/644 variables, 0/413 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/644 variables, 0/413 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 644/644 variables, and 413 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: 351/351 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) 212/213 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/213 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 35/248 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/248 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/273 variables, 17/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/273 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 7/280 variables, 7/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/280 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 230/510 variables, 280/335 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/510 variables, 2/337 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/510 variables, 1/338 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/510 variables, 0/338 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 12/522 variables, 8/346 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/522 variables, 3/349 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/522 variables, 0/349 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 1/523 variables, 1/350 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/523 variables, 1/351 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/523 variables, 0/351 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 62/585 variables, 3/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/585 variables, 1/355 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/585 variables, 0/355 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (OVERLAPS) 59/644 variables, 59/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/644 variables, 0/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (OVERLAPS) 0/644 variables, 0/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 644/644 variables, and 414 constraints, problems are : Problem set: 0 solved, 1 unsolved in 304 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 351/351 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 685ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 2352 steps, including 1 resets, run visited all 1 properties in 8 ms. (steps per millisecond=294 )
Parikh walk visited 1 properties in 7 ms.
RANDOM walk for 40000 steps (542 resets) in 109 ms. (363 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (86 resets) in 48 ms. (816 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1815365 steps, run timeout after 3001 ms. (steps per millisecond=604 ) properties seen :0 out of 1
Probabilistic random walk after 1815365 steps, saw 253324 distinct states, run finished after 3001 ms. (steps per millisecond=604 ) properties seen :0
// Phase 1: matrix 294 rows 352 cols
[2024-05-22 09:05:44] [INFO ] Computed 60 invariants in 11 ms
[2024-05-22 09:05:44] [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) 213/214 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/214 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/274 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/274 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/292 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/292 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 294/586 variables, 292/352 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/586 variables, 2/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/586 variables, 0/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 60/646 variables, 60/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/646 variables, 0/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/646 variables, 0/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 646/646 variables, and 414 constraints, problems are : Problem set: 0 solved, 1 unsolved in 266 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 352/352 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) 213/214 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/214 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/274 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/274 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/292 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/292 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 294/586 variables, 292/352 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/586 variables, 2/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/586 variables, 1/355 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 09:05:44] [INFO ] Deduced a trap composed of 16 places in 56 ms of which 1 ms to minimize.
[2024-05-22 09:05:44] [INFO ] Deduced a trap composed of 18 places in 59 ms of which 1 ms to minimize.
[2024-05-22 09:05:44] [INFO ] Deduced a trap composed of 19 places in 49 ms of which 1 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/586 variables, 3/358 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/586 variables, 0/358 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 60/646 variables, 60/418 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/646 variables, 0/418 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/646 variables, 0/418 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 646/646 variables, and 418 constraints, problems are : Problem set: 0 solved, 1 unsolved in 453 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 352/352 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 3/3 constraints]
After SMT, in 734ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 434 ms.
Support contains 1 out of 352 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 352/352 places, 294/294 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 352 transition count 294
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 351 transition count 293
Applied a total of 2 rules in 12 ms. Remains 351 /352 variables (removed 1) and now considering 293/294 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 13 ms. Remains : 351/352 places, 293/294 transitions.
RANDOM walk for 40000 steps (545 resets) in 114 ms. (347 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (96 resets) in 42 ms. (930 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1831754 steps, run timeout after 3001 ms. (steps per millisecond=610 ) properties seen :0 out of 1
Probabilistic random walk after 1831754 steps, saw 255460 distinct states, run finished after 3001 ms. (steps per millisecond=610 ) properties seen :0
// Phase 1: matrix 293 rows 351 cols
[2024-05-22 09:05:48] [INFO ] Computed 60 invariants in 9 ms
[2024-05-22 09:05:48] [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) 212/213 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/213 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 35/248 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/248 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/273 variables, 17/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/273 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 7/280 variables, 7/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/280 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 230/510 variables, 280/335 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/510 variables, 2/337 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/510 variables, 0/337 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 12/522 variables, 8/345 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/522 variables, 3/348 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/522 variables, 0/348 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 1/523 variables, 1/349 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/523 variables, 1/350 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/523 variables, 0/350 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 62/585 variables, 3/353 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/585 variables, 1/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/585 variables, 0/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 59/644 variables, 59/413 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/644 variables, 0/413 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/644 variables, 0/413 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 644/644 variables, and 413 constraints, problems are : Problem set: 0 solved, 1 unsolved in 310 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 351/351 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) 212/213 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/213 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 35/248 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/248 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/273 variables, 17/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/273 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 7/280 variables, 7/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/280 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 230/510 variables, 280/335 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/510 variables, 2/337 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/510 variables, 1/338 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 09:05:48] [INFO ] Deduced a trap composed of 17 places in 43 ms of which 1 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/510 variables, 1/339 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/510 variables, 0/339 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 12/522 variables, 8/347 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/522 variables, 3/350 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/522 variables, 0/350 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 1/523 variables, 1/351 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/523 variables, 1/352 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/523 variables, 0/352 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 62/585 variables, 3/355 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/585 variables, 1/356 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/585 variables, 0/356 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 59/644 variables, 59/415 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/644 variables, 0/415 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 0/644 variables, 0/415 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 644/644 variables, and 415 constraints, problems are : Problem set: 0 solved, 1 unsolved in 382 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 351/351 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints]
After SMT, in 707ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 2158 steps, including 1 resets, run visited all 1 properties in 8 ms. (steps per millisecond=269 )
Parikh walk visited 1 properties in 7 ms.
RANDOM walk for 40000 steps (544 resets) in 110 ms. (360 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (93 resets) in 42 ms. (930 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1846567 steps, run timeout after 3001 ms. (steps per millisecond=615 ) properties seen :0 out of 1
Probabilistic random walk after 1846567 steps, saw 257581 distinct states, run finished after 3001 ms. (steps per millisecond=615 ) properties seen :0
// Phase 1: matrix 294 rows 352 cols
[2024-05-22 09:05:52] [INFO ] Computed 60 invariants in 9 ms
[2024-05-22 09:05:52] [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) 213/214 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/214 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/274 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/274 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/292 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/292 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 294/586 variables, 292/352 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/586 variables, 2/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/586 variables, 0/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 60/646 variables, 60/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/646 variables, 0/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/646 variables, 0/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 646/646 variables, and 414 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: 352/352 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) 213/214 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/214 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/274 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/274 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/292 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/292 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 294/586 variables, 292/352 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/586 variables, 2/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/586 variables, 1/355 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 09:05:52] [INFO ] Deduced a trap composed of 16 places in 61 ms of which 1 ms to minimize.
[2024-05-22 09:05:52] [INFO ] Deduced a trap composed of 10 places in 56 ms of which 1 ms to minimize.
[2024-05-22 09:05:52] [INFO ] Deduced a trap composed of 17 places in 52 ms of which 1 ms to minimize.
[2024-05-22 09:05:52] [INFO ] Deduced a trap composed of 19 places in 41 ms of which 1 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/586 variables, 4/359 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/586 variables, 0/359 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 60/646 variables, 60/419 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/646 variables, 0/419 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/646 variables, 0/419 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 646/646 variables, and 419 constraints, problems are : Problem set: 0 solved, 1 unsolved in 506 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 352/352 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 4/4 constraints]
After SMT, in 825ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 431 ms.
Support contains 1 out of 352 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 352/352 places, 294/294 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 352 transition count 294
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 351 transition count 293
Applied a total of 2 rules in 13 ms. Remains 351 /352 variables (removed 1) and now considering 293/294 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 13 ms. Remains : 351/352 places, 293/294 transitions.
RANDOM walk for 40000 steps (544 resets) in 109 ms. (363 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (97 resets) in 41 ms. (952 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1832078 steps, run timeout after 3001 ms. (steps per millisecond=610 ) properties seen :0 out of 1
Probabilistic random walk after 1832078 steps, saw 255496 distinct states, run finished after 3001 ms. (steps per millisecond=610 ) properties seen :0
// Phase 1: matrix 293 rows 351 cols
[2024-05-22 09:05:56] [INFO ] Computed 60 invariants in 9 ms
[2024-05-22 09:05:56] [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) 212/213 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/213 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 35/248 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/248 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/273 variables, 17/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/273 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 7/280 variables, 7/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/280 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 230/510 variables, 280/335 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/510 variables, 2/337 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/510 variables, 0/337 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 12/522 variables, 8/345 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/522 variables, 3/348 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/522 variables, 0/348 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 1/523 variables, 1/349 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/523 variables, 1/350 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/523 variables, 0/350 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 62/585 variables, 3/353 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/585 variables, 1/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/585 variables, 0/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 59/644 variables, 59/413 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/644 variables, 0/413 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/644 variables, 0/413 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 644/644 variables, and 413 constraints, problems are : Problem set: 0 solved, 1 unsolved in 284 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 351/351 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) 212/213 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/213 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 35/248 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/248 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/273 variables, 17/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/273 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 7/280 variables, 7/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/280 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 230/510 variables, 280/335 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/510 variables, 2/337 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/510 variables, 1/338 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/510 variables, 0/338 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 12/522 variables, 8/346 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/522 variables, 3/349 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/522 variables, 0/349 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 1/523 variables, 1/350 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/523 variables, 1/351 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/523 variables, 0/351 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 62/585 variables, 3/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/585 variables, 1/355 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/585 variables, 0/355 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (OVERLAPS) 59/644 variables, 59/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/644 variables, 0/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (OVERLAPS) 0/644 variables, 0/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 644/644 variables, and 414 constraints, problems are : Problem set: 0 solved, 1 unsolved in 280 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 351/351 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 577ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 2159 steps, including 1 resets, run visited all 1 properties in 7 ms. (steps per millisecond=308 )
Parikh walk visited 1 properties in 6 ms.
RANDOM walk for 40000 steps (526 resets) in 109 ms. (363 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40002 steps (87 resets) in 41 ms. (952 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1833325 steps, run timeout after 3001 ms. (steps per millisecond=610 ) properties seen :0 out of 1
Probabilistic random walk after 1833325 steps, saw 255640 distinct states, run finished after 3001 ms. (steps per millisecond=610 ) properties seen :0
// Phase 1: matrix 294 rows 352 cols
[2024-05-22 09:06:00] [INFO ] Computed 60 invariants in 9 ms
[2024-05-22 09:06:00] [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) 213/214 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/214 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/274 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/274 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/292 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/292 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 294/586 variables, 292/352 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/586 variables, 2/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/586 variables, 0/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 60/646 variables, 60/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/646 variables, 0/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/646 variables, 0/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 646/646 variables, and 414 constraints, problems are : Problem set: 0 solved, 1 unsolved in 278 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 352/352 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) 213/214 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/214 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/274 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/274 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/292 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/292 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 294/586 variables, 292/352 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/586 variables, 2/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/586 variables, 1/355 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 09:06:00] [INFO ] Deduced a trap composed of 16 places in 62 ms of which 1 ms to minimize.
[2024-05-22 09:06:00] [INFO ] Deduced a trap composed of 18 places in 53 ms of which 1 ms to minimize.
[2024-05-22 09:06:00] [INFO ] Deduced a trap composed of 17 places in 49 ms of which 1 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/586 variables, 3/358 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/586 variables, 0/358 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 60/646 variables, 60/418 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/646 variables, 0/418 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/646 variables, 0/418 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 646/646 variables, and 418 constraints, problems are : Problem set: 0 solved, 1 unsolved in 464 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 352/352 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 3/3 constraints]
After SMT, in 756ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 409 ms.
Support contains 1 out of 352 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 352/352 places, 294/294 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 352 transition count 294
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 351 transition count 293
Applied a total of 2 rules in 12 ms. Remains 351 /352 variables (removed 1) and now considering 293/294 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 12 ms. Remains : 351/352 places, 293/294 transitions.
RANDOM walk for 40000 steps (552 resets) in 108 ms. (366 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (88 resets) in 45 ms. (869 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1843759 steps, run timeout after 3001 ms. (steps per millisecond=614 ) properties seen :0 out of 1
Probabilistic random walk after 1843759 steps, saw 257141 distinct states, run finished after 3001 ms. (steps per millisecond=614 ) properties seen :0
// Phase 1: matrix 293 rows 351 cols
[2024-05-22 09:06:04] [INFO ] Computed 60 invariants in 9 ms
[2024-05-22 09:06:04] [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) 212/213 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/213 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 35/248 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/248 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/273 variables, 17/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/273 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 7/280 variables, 7/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/280 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 230/510 variables, 280/335 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/510 variables, 2/337 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/510 variables, 0/337 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 12/522 variables, 8/345 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/522 variables, 3/348 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/522 variables, 0/348 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 1/523 variables, 1/349 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/523 variables, 1/350 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/523 variables, 0/350 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 62/585 variables, 3/353 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/585 variables, 1/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/585 variables, 0/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 59/644 variables, 59/413 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/644 variables, 0/413 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/644 variables, 0/413 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 644/644 variables, and 413 constraints, problems are : Problem set: 0 solved, 1 unsolved in 261 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 351/351 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) 212/213 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/213 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 35/248 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/248 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/273 variables, 17/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/273 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 7/280 variables, 7/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/280 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 230/510 variables, 280/335 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/510 variables, 2/337 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/510 variables, 1/338 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 09:06:04] [INFO ] Deduced a trap composed of 17 places in 56 ms of which 1 ms to minimize.
[2024-05-22 09:06:04] [INFO ] Deduced a trap composed of 16 places in 52 ms of which 1 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/510 variables, 2/340 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/510 variables, 0/340 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 12/522 variables, 8/348 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/522 variables, 3/351 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/522 variables, 0/351 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 1/523 variables, 1/352 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/523 variables, 1/353 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/523 variables, 0/353 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 62/585 variables, 3/356 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/585 variables, 1/357 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/585 variables, 0/357 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 59/644 variables, 59/416 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/644 variables, 0/416 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 0/644 variables, 0/416 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 644/644 variables, and 416 constraints, problems are : Problem set: 0 solved, 1 unsolved in 428 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 351/351 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 2/2 constraints]
After SMT, in 702ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 2060 steps, including 1 resets, run visited all 1 properties in 9 ms. (steps per millisecond=228 )
Parikh walk visited 1 properties in 8 ms.
RANDOM walk for 40000 steps (546 resets) in 105 ms. (377 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40002 steps (90 resets) in 43 ms. (909 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1837804 steps, run timeout after 3001 ms. (steps per millisecond=612 ) properties seen :0 out of 1
Probabilistic random walk after 1837804 steps, saw 256210 distinct states, run finished after 3002 ms. (steps per millisecond=612 ) properties seen :0
// Phase 1: matrix 294 rows 352 cols
[2024-05-22 09:06:08] [INFO ] Computed 60 invariants in 8 ms
[2024-05-22 09:06:08] [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) 213/214 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/214 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/274 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/274 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/292 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/292 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 294/586 variables, 292/352 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/586 variables, 2/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/586 variables, 0/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 60/646 variables, 60/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/646 variables, 0/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/646 variables, 0/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 646/646 variables, and 414 constraints, problems are : Problem set: 0 solved, 1 unsolved in 232 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 352/352 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) 213/214 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/214 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/274 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/274 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/292 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/292 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 294/586 variables, 292/352 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/586 variables, 2/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/586 variables, 1/355 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 09:06:08] [INFO ] Deduced a trap composed of 17 places in 58 ms of which 1 ms to minimize.
[2024-05-22 09:06:08] [INFO ] Deduced a trap composed of 18 places in 48 ms of which 2 ms to minimize.
[2024-05-22 09:06:08] [INFO ] Deduced a trap composed of 19 places in 42 ms of which 1 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/586 variables, 3/358 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/586 variables, 0/358 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 60/646 variables, 60/418 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/646 variables, 0/418 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/646 variables, 0/418 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 646/646 variables, and 418 constraints, problems are : Problem set: 0 solved, 1 unsolved in 456 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 352/352 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 3/3 constraints]
After SMT, in 699ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 397 ms.
Support contains 1 out of 352 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 352/352 places, 294/294 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 352 transition count 294
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 351 transition count 293
Applied a total of 2 rules in 13 ms. Remains 351 /352 variables (removed 1) and now considering 293/294 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 13 ms. Remains : 351/352 places, 293/294 transitions.
RANDOM walk for 40000 steps (549 resets) in 118 ms. (336 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (101 resets) in 46 ms. (851 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1830438 steps, run timeout after 3001 ms. (steps per millisecond=609 ) properties seen :0 out of 1
Probabilistic random walk after 1830438 steps, saw 255306 distinct states, run finished after 3001 ms. (steps per millisecond=609 ) properties seen :0
// Phase 1: matrix 293 rows 351 cols
[2024-05-22 09:06:12] [INFO ] Computed 60 invariants in 9 ms
[2024-05-22 09:06:12] [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) 212/213 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/213 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 35/248 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/248 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/273 variables, 17/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/273 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 7/280 variables, 7/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/280 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 230/510 variables, 280/335 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/510 variables, 2/337 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/510 variables, 0/337 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 12/522 variables, 8/345 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/522 variables, 3/348 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/522 variables, 0/348 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 1/523 variables, 1/349 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/523 variables, 1/350 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/523 variables, 0/350 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 62/585 variables, 3/353 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/585 variables, 1/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/585 variables, 0/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 59/644 variables, 59/413 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/644 variables, 0/413 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/644 variables, 0/413 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 644/644 variables, and 413 constraints, problems are : Problem set: 0 solved, 1 unsolved in 264 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 351/351 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) 212/213 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/213 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 35/248 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/248 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/273 variables, 17/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/273 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 7/280 variables, 7/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/280 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 230/510 variables, 280/335 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/510 variables, 2/337 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/510 variables, 1/338 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/510 variables, 0/338 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 12/522 variables, 8/346 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/522 variables, 3/349 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/522 variables, 0/349 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 1/523 variables, 1/350 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/523 variables, 1/351 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/523 variables, 0/351 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 62/585 variables, 3/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/585 variables, 1/355 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/585 variables, 0/355 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (OVERLAPS) 59/644 variables, 59/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/644 variables, 0/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (OVERLAPS) 0/644 variables, 0/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 644/644 variables, and 414 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: 351/351 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 596ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 2021 steps, including 1 resets, run visited all 1 properties in 7 ms. (steps per millisecond=288 )
Parikh walk visited 1 properties in 7 ms.
RANDOM walk for 40000 steps (531 resets) in 105 ms. (377 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (94 resets) in 43 ms. (909 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1836954 steps, run timeout after 3001 ms. (steps per millisecond=612 ) properties seen :0 out of 1
Probabilistic random walk after 1836954 steps, saw 256105 distinct states, run finished after 3001 ms. (steps per millisecond=612 ) properties seen :0
// Phase 1: matrix 294 rows 352 cols
[2024-05-22 09:06:15] [INFO ] Computed 60 invariants in 9 ms
[2024-05-22 09:06:15] [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) 213/214 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/214 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/274 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/274 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/292 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/292 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 294/586 variables, 292/352 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/586 variables, 2/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/586 variables, 0/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 60/646 variables, 60/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/646 variables, 0/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/646 variables, 0/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 646/646 variables, and 414 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: 352/352 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) 213/214 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/214 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/274 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/274 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/292 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/292 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 294/586 variables, 292/352 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/586 variables, 2/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/586 variables, 1/355 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 09:06:16] [INFO ] Deduced a trap composed of 17 places in 48 ms of which 1 ms to minimize.
[2024-05-22 09:06:16] [INFO ] Deduced a trap composed of 18 places in 38 ms of which 1 ms to minimize.
[2024-05-22 09:06:16] [INFO ] Deduced a trap composed of 17 places in 37 ms of which 1 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/586 variables, 3/358 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/586 variables, 0/358 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 60/646 variables, 60/418 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/646 variables, 0/418 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/646 variables, 0/418 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 646/646 variables, and 418 constraints, problems are : Problem set: 0 solved, 1 unsolved in 514 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 352/352 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 3/3 constraints]
After SMT, in 773ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 26702 steps, including 85 resets, run visited all 1 properties in 58 ms. (steps per millisecond=460 )
Parikh walk visited 1 properties in 58 ms.
RANDOM walk for 40000 steps (518 resets) in 108 ms. (366 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (86 resets) in 43 ms. (909 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1839239 steps, run timeout after 3001 ms. (steps per millisecond=612 ) properties seen :0 out of 1
Probabilistic random walk after 1839239 steps, saw 256370 distinct states, run finished after 3001 ms. (steps per millisecond=612 ) properties seen :0
[2024-05-22 09:06:19] [INFO ] Invariant cache hit.
[2024-05-22 09:06:19] [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) 213/214 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/214 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/274 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/274 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/292 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/292 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 294/586 variables, 292/352 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/586 variables, 2/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/586 variables, 0/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 60/646 variables, 60/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/646 variables, 0/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/646 variables, 0/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 646/646 variables, and 414 constraints, problems are : Problem set: 0 solved, 1 unsolved in 253 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 352/352 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) 213/214 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/214 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/274 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 09:06:20] [INFO ] Deduced a trap composed of 15 places in 44 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/274 variables, 1/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/274 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 18/292 variables, 17/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/292 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 294/586 variables, 292/353 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/586 variables, 2/355 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/586 variables, 1/356 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/586 variables, 0/356 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 60/646 variables, 60/416 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/646 variables, 0/416 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/646 variables, 0/416 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 646/646 variables, and 416 constraints, problems are : Problem set: 0 solved, 1 unsolved in 316 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 352/352 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints]
After SMT, in 574ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 1930 steps, including 1 resets, run visited all 1 properties in 7 ms. (steps per millisecond=275 )
Parikh walk visited 1 properties in 6 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 (95 resets) in 41 ms. (952 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1825747 steps, run timeout after 3001 ms. (steps per millisecond=608 ) properties seen :0 out of 1
Probabilistic random walk after 1825747 steps, saw 254678 distinct states, run finished after 3001 ms. (steps per millisecond=608 ) properties seen :0
[2024-05-22 09:06:23] [INFO ] Invariant cache hit.
[2024-05-22 09:06:23] [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) 213/214 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/214 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/274 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/274 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/292 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/292 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 294/586 variables, 292/352 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/586 variables, 2/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/586 variables, 0/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 60/646 variables, 60/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/646 variables, 0/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/646 variables, 0/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 646/646 variables, and 414 constraints, problems are : Problem set: 0 solved, 1 unsolved in 242 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 352/352 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) 213/214 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/214 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/274 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 09:06:23] [INFO ] Deduced a trap composed of 15 places in 41 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/274 variables, 1/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/274 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 18/292 variables, 17/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/292 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 294/586 variables, 292/353 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/586 variables, 2/355 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/586 variables, 1/356 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 09:06:23] [INFO ] Deduced a trap composed of 17 places in 43 ms of which 1 ms to minimize.
[2024-05-22 09:06:23] [INFO ] Deduced a trap composed of 19 places in 44 ms of which 1 ms to minimize.
[2024-05-22 09:06:24] [INFO ] Deduced a trap composed of 18 places in 43 ms of which 1 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/586 variables, 3/359 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/586 variables, 0/359 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 60/646 variables, 60/419 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/646 variables, 0/419 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/646 variables, 0/419 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 646/646 variables, and 419 constraints, problems are : Problem set: 0 solved, 1 unsolved in 530 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 352/352 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 4/4 constraints]
After SMT, in 775ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 19329 steps, including 61 resets, run visited all 1 properties in 44 ms. (steps per millisecond=439 )
Parikh walk visited 1 properties in 44 ms.
RANDOM walk for 40000 steps (533 resets) in 136 ms. (291 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (89 resets) in 49 ms. (800 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1827751 steps, run timeout after 3001 ms. (steps per millisecond=609 ) properties seen :0 out of 1
Probabilistic random walk after 1827751 steps, saw 254941 distinct states, run finished after 3001 ms. (steps per millisecond=609 ) properties seen :0
[2024-05-22 09:06:27] [INFO ] Invariant cache hit.
[2024-05-22 09:06:27] [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) 213/214 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/214 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/274 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/274 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/292 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/292 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 294/586 variables, 292/352 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/586 variables, 2/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/586 variables, 0/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 60/646 variables, 60/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/646 variables, 0/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/646 variables, 0/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 646/646 variables, and 414 constraints, problems are : Problem set: 0 solved, 1 unsolved in 251 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 352/352 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) 213/214 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/214 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/274 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 09:06:27] [INFO ] Deduced a trap composed of 16 places in 43 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/274 variables, 1/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/274 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 18/292 variables, 17/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/292 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 294/586 variables, 292/353 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/586 variables, 2/355 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/586 variables, 1/356 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 09:06:27] [INFO ] Deduced a trap composed of 16 places in 57 ms of which 1 ms to minimize.
[2024-05-22 09:06:27] [INFO ] Deduced a trap composed of 17 places in 53 ms of which 1 ms to minimize.
[2024-05-22 09:06:27] [INFO ] Deduced a trap composed of 19 places in 35 ms of which 1 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/586 variables, 3/359 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/586 variables, 0/359 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 60/646 variables, 60/419 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/646 variables, 0/419 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/646 variables, 0/419 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 646/646 variables, and 419 constraints, problems are : Problem set: 0 solved, 1 unsolved in 556 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 352/352 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 4/4 constraints]
After SMT, in 812ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 29656 steps, including 94 resets, run visited all 1 properties in 67 ms. (steps per millisecond=442 )
Parikh walk visited 1 properties in 66 ms.
RANDOM walk for 40000 steps (542 resets) in 121 ms. (327 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (83 resets) in 40 ms. (975 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1836773 steps, run timeout after 3001 ms. (steps per millisecond=612 ) properties seen :0 out of 1
Probabilistic random walk after 1836773 steps, saw 256080 distinct states, run finished after 3002 ms. (steps per millisecond=611 ) properties seen :0
[2024-05-22 09:06:31] [INFO ] Invariant cache hit.
[2024-05-22 09:06:31] [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) 213/214 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/214 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/274 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/274 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/292 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/292 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 294/586 variables, 292/352 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/586 variables, 2/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/586 variables, 0/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 60/646 variables, 60/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/646 variables, 0/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/646 variables, 0/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 646/646 variables, and 414 constraints, problems are : Problem set: 0 solved, 1 unsolved in 236 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 352/352 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) 213/214 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/214 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/274 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 09:06:31] [INFO ] Deduced a trap composed of 15 places in 45 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/274 variables, 1/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/274 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 18/292 variables, 17/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/292 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 294/586 variables, 292/353 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/586 variables, 2/355 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/586 variables, 1/356 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/586 variables, 0/356 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 60/646 variables, 60/416 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/646 variables, 0/416 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/646 variables, 0/416 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 646/646 variables, and 416 constraints, problems are : Problem set: 0 solved, 1 unsolved in 321 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 352/352 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints]
After SMT, in 564ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 1781 steps, including 1 resets, run visited all 1 properties in 6 ms. (steps per millisecond=296 )
Parikh walk visited 1 properties in 6 ms.
RANDOM walk for 40000 steps (529 resets) in 114 ms. (347 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (85 resets) in 41 ms. (952 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1834389 steps, run timeout after 3001 ms. (steps per millisecond=611 ) properties seen :0 out of 1
Probabilistic random walk after 1834389 steps, saw 255792 distinct states, run finished after 3001 ms. (steps per millisecond=611 ) properties seen :0
[2024-05-22 09:06:34] [INFO ] Invariant cache hit.
[2024-05-22 09:06:34] [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) 213/214 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/214 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/274 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/274 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/292 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/292 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 294/586 variables, 292/352 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/586 variables, 2/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/586 variables, 0/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 60/646 variables, 60/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/646 variables, 0/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/646 variables, 0/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 646/646 variables, and 414 constraints, problems are : Problem set: 0 solved, 1 unsolved in 247 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 352/352 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) 213/214 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/214 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/274 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 09:06:35] [INFO ] Deduced a trap composed of 16 places in 38 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/274 variables, 1/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/274 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 18/292 variables, 17/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/292 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 294/586 variables, 292/353 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/586 variables, 2/355 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/586 variables, 1/356 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/586 variables, 0/356 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 60/646 variables, 60/416 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/646 variables, 0/416 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/646 variables, 0/416 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 646/646 variables, and 416 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: 352/352 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints]
After SMT, in 640ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 1732 steps, including 1 resets, run visited all 1 properties in 7 ms. (steps per millisecond=247 )
Parikh walk visited 1 properties in 7 ms.
RANDOM walk for 40000 steps (538 resets) in 131 ms. (303 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (94 resets) in 46 ms. (851 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1818195 steps, run timeout after 3001 ms. (steps per millisecond=605 ) properties seen :0 out of 1
Probabilistic random walk after 1818195 steps, saw 253684 distinct states, run finished after 3001 ms. (steps per millisecond=605 ) properties seen :0
[2024-05-22 09:06:38] [INFO ] Invariant cache hit.
[2024-05-22 09:06:38] [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) 213/214 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/214 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/274 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/274 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/292 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/292 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 294/586 variables, 292/352 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/586 variables, 2/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/586 variables, 0/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 60/646 variables, 60/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/646 variables, 0/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/646 variables, 0/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 646/646 variables, and 414 constraints, problems are : Problem set: 0 solved, 1 unsolved in 234 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 352/352 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) 213/214 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/214 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/274 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 09:06:38] [INFO ] Deduced a trap composed of 15 places in 46 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/274 variables, 1/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/274 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 18/292 variables, 17/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/292 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 294/586 variables, 292/353 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/586 variables, 2/355 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/586 variables, 1/356 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 09:06:39] [INFO ] Deduced a trap composed of 16 places in 58 ms of which 1 ms to minimize.
[2024-05-22 09:06:39] [INFO ] Deduced a trap composed of 18 places in 58 ms of which 1 ms to minimize.
[2024-05-22 09:06:39] [INFO ] Deduced a trap composed of 18 places in 51 ms of which 1 ms to minimize.
[2024-05-22 09:06:39] [INFO ] Deduced a trap composed of 19 places in 44 ms of which 1 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/586 variables, 4/360 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/586 variables, 0/360 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 60/646 variables, 60/420 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/646 variables, 0/420 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/646 variables, 0/420 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 646/646 variables, and 420 constraints, problems are : Problem set: 0 solved, 1 unsolved in 580 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 352/352 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 5/5 constraints]
After SMT, in 818ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 339 ms.
Support contains 1 out of 352 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 352/352 places, 294/294 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 352 transition count 294
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 351 transition count 293
Applied a total of 2 rules in 15 ms. Remains 351 /352 variables (removed 1) and now considering 293/294 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 15 ms. Remains : 351/352 places, 293/294 transitions.
RANDOM walk for 40000 steps (552 resets) in 116 ms. (341 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 1829722 steps, run timeout after 3001 ms. (steps per millisecond=609 ) properties seen :0 out of 1
Probabilistic random walk after 1829722 steps, saw 255221 distinct states, run finished after 3001 ms. (steps per millisecond=609 ) properties seen :0
// Phase 1: matrix 293 rows 351 cols
[2024-05-22 09:06:42] [INFO ] Computed 60 invariants in 9 ms
[2024-05-22 09:06:42] [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) 212/213 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/213 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 35/248 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/248 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/273 variables, 17/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/273 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 7/280 variables, 7/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/280 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 230/510 variables, 280/335 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/510 variables, 2/337 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/510 variables, 0/337 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 12/522 variables, 8/345 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/522 variables, 3/348 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/522 variables, 0/348 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 1/523 variables, 1/349 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/523 variables, 1/350 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/523 variables, 0/350 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 62/585 variables, 3/353 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/585 variables, 1/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/585 variables, 0/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 59/644 variables, 59/413 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/644 variables, 0/413 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/644 variables, 0/413 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 644/644 variables, and 413 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: 351/351 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) 212/213 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/213 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 35/248 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/248 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/273 variables, 17/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/273 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 7/280 variables, 7/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/280 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 230/510 variables, 280/335 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/510 variables, 2/337 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/510 variables, 1/338 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/510 variables, 0/338 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 12/522 variables, 8/346 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/522 variables, 3/349 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/522 variables, 0/349 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 1/523 variables, 1/350 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/523 variables, 1/351 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/523 variables, 0/351 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 62/585 variables, 3/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/585 variables, 1/355 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/585 variables, 0/355 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (OVERLAPS) 59/644 variables, 59/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/644 variables, 0/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (OVERLAPS) 0/644 variables, 0/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 644/644 variables, and 414 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: 351/351 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 603ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 1858 steps, including 1 resets, run visited all 1 properties in 9 ms. (steps per millisecond=206 )
Parikh walk visited 1 properties in 8 ms.
RANDOM walk for 40000 steps (546 resets) in 110 ms. (360 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (87 resets) in 44 ms. (888 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1821202 steps, run timeout after 3001 ms. (steps per millisecond=606 ) properties seen :0 out of 1
Probabilistic random walk after 1821202 steps, saw 254049 distinct states, run finished after 3001 ms. (steps per millisecond=606 ) properties seen :0
// Phase 1: matrix 294 rows 352 cols
[2024-05-22 09:06:46] [INFO ] Computed 60 invariants in 8 ms
[2024-05-22 09:06:46] [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) 213/214 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/214 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/274 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/274 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/292 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/292 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 294/586 variables, 292/352 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/586 variables, 2/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/586 variables, 0/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 60/646 variables, 60/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/646 variables, 0/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/646 variables, 0/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 646/646 variables, and 414 constraints, problems are : Problem set: 0 solved, 1 unsolved in 294 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 352/352 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) 213/214 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/214 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/274 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/274 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/292 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/292 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 294/586 variables, 292/352 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/586 variables, 2/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/586 variables, 1/355 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/586 variables, 0/355 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 60/646 variables, 60/415 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 09:06:46] [INFO ] Deduced a trap composed of 7 places in 48 ms of which 1 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/646 variables, 1/416 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/646 variables, 0/416 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/646 variables, 0/416 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 646/646 variables, and 416 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: 352/352 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints]
After SMT, in 611ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 30204 steps, including 43 resets, run visited all 1 properties in 62 ms. (steps per millisecond=487 )
Parikh walk visited 1 properties in 62 ms.
RANDOM walk for 40000 steps (529 resets) in 111 ms. (357 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40002 steps (99 resets) in 53 ms. (740 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1806558 steps, run timeout after 3001 ms. (steps per millisecond=601 ) properties seen :0 out of 1
Probabilistic random walk after 1806558 steps, saw 252172 distinct states, run finished after 3001 ms. (steps per millisecond=601 ) properties seen :0
[2024-05-22 09:06:50] [INFO ] Invariant cache hit.
[2024-05-22 09:06:50] [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) 213/214 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/214 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/274 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/274 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/292 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/292 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 294/586 variables, 292/352 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/586 variables, 2/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/586 variables, 0/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 60/646 variables, 60/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/646 variables, 0/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/646 variables, 0/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 646/646 variables, and 414 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: 352/352 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) 213/214 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/214 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/274 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 09:06:50] [INFO ] Deduced a trap composed of 15 places in 49 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/274 variables, 1/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/274 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 18/292 variables, 17/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/292 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 294/586 variables, 292/353 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/586 variables, 2/355 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/586 variables, 1/356 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/586 variables, 0/356 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 60/646 variables, 60/416 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/646 variables, 0/416 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/646 variables, 0/416 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 646/646 variables, and 416 constraints, problems are : Problem set: 0 solved, 1 unsolved in 381 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 352/352 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints]
After SMT, in 624ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 28452 steps, including 40 resets, run visited all 1 properties in 63 ms. (steps per millisecond=451 )
Parikh walk visited 1 properties in 62 ms.
RANDOM walk for 40000 steps (543 resets) in 112 ms. (353 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (93 resets) in 50 ms. (784 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1832340 steps, run timeout after 3001 ms. (steps per millisecond=610 ) properties seen :0 out of 1
Probabilistic random walk after 1832340 steps, saw 255531 distinct states, run finished after 3001 ms. (steps per millisecond=610 ) properties seen :0
[2024-05-22 09:06:53] [INFO ] Invariant cache hit.
[2024-05-22 09:06:53] [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) 213/214 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/214 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/274 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/274 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/292 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/292 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 294/586 variables, 292/352 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/586 variables, 2/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/586 variables, 0/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 60/646 variables, 60/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/646 variables, 0/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/646 variables, 0/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 646/646 variables, and 414 constraints, problems are : Problem set: 0 solved, 1 unsolved in 224 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 352/352 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) 213/214 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/214 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/274 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 09:06:54] [INFO ] Deduced a trap composed of 15 places in 45 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/274 variables, 1/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/274 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 18/292 variables, 17/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/292 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 294/586 variables, 292/353 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/586 variables, 2/355 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/586 variables, 1/356 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/586 variables, 0/356 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 60/646 variables, 60/416 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/646 variables, 0/416 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/646 variables, 0/416 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 646/646 variables, and 416 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: 352/352 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints]
After SMT, in 539ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 1499 steps, including 1 resets, run visited all 1 properties in 5 ms. (steps per millisecond=299 )
Parikh walk visited 1 properties in 4 ms.
RANDOM walk for 40000 steps (532 resets) in 107 ms. (370 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (90 resets) in 41 ms. (952 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1836830 steps, run timeout after 3001 ms. (steps per millisecond=612 ) properties seen :0 out of 1
Probabilistic random walk after 1836830 steps, saw 256089 distinct states, run finished after 3001 ms. (steps per millisecond=612 ) properties seen :0
[2024-05-22 09:06:57] [INFO ] Invariant cache hit.
[2024-05-22 09:06:57] [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) 213/214 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/214 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/274 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/274 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/292 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/292 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 294/586 variables, 292/352 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/586 variables, 2/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/586 variables, 0/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 60/646 variables, 60/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/646 variables, 0/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/646 variables, 0/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 646/646 variables, and 414 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: 352/352 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) 213/214 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/214 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/274 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 09:06:57] [INFO ] Deduced a trap composed of 15 places in 44 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/274 variables, 1/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/274 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 18/292 variables, 17/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/292 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 294/586 variables, 292/353 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/586 variables, 2/355 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/586 variables, 1/356 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 09:06:57] [INFO ] Deduced a trap composed of 16 places in 64 ms of which 4 ms to minimize.
[2024-05-22 09:06:58] [INFO ] Deduced a trap composed of 18 places in 58 ms of which 1 ms to minimize.
[2024-05-22 09:06:58] [INFO ] Deduced a trap composed of 19 places in 39 ms of which 1 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/586 variables, 3/359 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/586 variables, 0/359 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 60/646 variables, 60/419 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/646 variables, 0/419 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/646 variables, 0/419 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 646/646 variables, and 419 constraints, problems are : Problem set: 0 solved, 1 unsolved in 509 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 352/352 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 4/4 constraints]
After SMT, in 733ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 5995 steps, including 23 resets, run visited all 1 properties in 19 ms. (steps per millisecond=315 )
Parikh walk visited 1 properties in 18 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 (93 resets) in 41 ms. (952 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1834546 steps, run timeout after 3001 ms. (steps per millisecond=611 ) properties seen :0 out of 1
Probabilistic random walk after 1834546 steps, saw 255812 distinct states, run finished after 3001 ms. (steps per millisecond=611 ) properties seen :0
[2024-05-22 09:07:01] [INFO ] Invariant cache hit.
[2024-05-22 09:07:01] [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) 213/214 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/214 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/274 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/274 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/292 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/292 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 294/586 variables, 292/352 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/586 variables, 2/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/586 variables, 0/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 60/646 variables, 60/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/646 variables, 0/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/646 variables, 0/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 646/646 variables, and 414 constraints, problems are : Problem set: 0 solved, 1 unsolved in 278 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 352/352 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) 213/214 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/214 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/274 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 09:07:01] [INFO ] Deduced a trap composed of 16 places in 42 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/274 variables, 1/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/274 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 18/292 variables, 17/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/292 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 294/586 variables, 292/353 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/586 variables, 2/355 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/586 variables, 1/356 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/586 variables, 0/356 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 60/646 variables, 60/416 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/646 variables, 0/416 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/646 variables, 0/416 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 646/646 variables, and 416 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: 352/352 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints]
After SMT, in 590ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 1438 steps, including 1 resets, run visited all 1 properties in 4 ms. (steps per millisecond=359 )
Parikh walk visited 1 properties in 3 ms.
RANDOM walk for 40000 steps (536 resets) in 111 ms. (357 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (89 resets) in 46 ms. (851 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1836898 steps, run timeout after 3001 ms. (steps per millisecond=612 ) properties seen :0 out of 1
Probabilistic random walk after 1836898 steps, saw 256100 distinct states, run finished after 3001 ms. (steps per millisecond=612 ) properties seen :0
[2024-05-22 09:07:04] [INFO ] Invariant cache hit.
[2024-05-22 09:07:04] [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) 213/214 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/214 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/274 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/274 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/292 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/292 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 294/586 variables, 292/352 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/586 variables, 2/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/586 variables, 0/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 60/646 variables, 60/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/646 variables, 0/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/646 variables, 0/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 646/646 variables, and 414 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: 352/352 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) 213/214 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/214 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/274 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 09:07:05] [INFO ] Deduced a trap composed of 15 places in 41 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/274 variables, 1/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/274 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 18/292 variables, 17/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/292 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 294/586 variables, 292/353 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/586 variables, 2/355 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/586 variables, 1/356 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/586 variables, 0/356 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 60/646 variables, 60/416 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/646 variables, 0/416 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/646 variables, 0/416 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 646/646 variables, and 416 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: 352/352 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints]
After SMT, in 543ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 258 ms.
Support contains 1 out of 352 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 352/352 places, 294/294 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 352 transition count 294
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 351 transition count 293
Applied a total of 2 rules in 13 ms. Remains 351 /352 variables (removed 1) and now considering 293/294 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 13 ms. Remains : 351/352 places, 293/294 transitions.
RANDOM walk for 40000 steps (529 resets) in 113 ms. (350 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 1837268 steps, run timeout after 3001 ms. (steps per millisecond=612 ) properties seen :0 out of 1
Probabilistic random walk after 1837268 steps, saw 256134 distinct states, run finished after 3001 ms. (steps per millisecond=612 ) properties seen :0
// Phase 1: matrix 293 rows 351 cols
[2024-05-22 09:07:08] [INFO ] Computed 60 invariants in 7 ms
[2024-05-22 09:07:08] [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) 212/213 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/213 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 35/248 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/248 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/273 variables, 17/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/273 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 7/280 variables, 7/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/280 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 230/510 variables, 280/335 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/510 variables, 2/337 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/510 variables, 0/337 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 12/522 variables, 8/345 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/522 variables, 3/348 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/522 variables, 0/348 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 1/523 variables, 1/349 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/523 variables, 1/350 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/523 variables, 0/350 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 62/585 variables, 3/353 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/585 variables, 1/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/585 variables, 0/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 59/644 variables, 59/413 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/644 variables, 0/413 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/644 variables, 0/413 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 644/644 variables, and 413 constraints, problems are : Problem set: 0 solved, 1 unsolved in 257 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 351/351 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) 212/213 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/213 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 35/248 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/248 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/273 variables, 17/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/273 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 7/280 variables, 7/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/280 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 230/510 variables, 280/335 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/510 variables, 2/337 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/510 variables, 1/338 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 09:07:09] [INFO ] Deduced a trap composed of 16 places in 53 ms of which 1 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/510 variables, 1/339 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/510 variables, 0/339 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 12/522 variables, 8/347 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/522 variables, 3/350 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 09:07:09] [INFO ] Deduced a trap composed of 16 places in 40 ms of which 1 ms to minimize.
At refinement iteration 16 (INCLUDED_ONLY) 0/522 variables, 1/351 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/522 variables, 0/351 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 1/523 variables, 1/352 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/523 variables, 1/353 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 09:07:09] [INFO ] Deduced a trap composed of 18 places in 40 ms of which 1 ms to minimize.
At refinement iteration 20 (INCLUDED_ONLY) 0/523 variables, 1/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/523 variables, 0/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (OVERLAPS) 62/585 variables, 3/357 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/585 variables, 1/358 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/585 variables, 0/358 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 59/644 variables, 59/417 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/644 variables, 0/417 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 27 (OVERLAPS) 0/644 variables, 0/417 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 644/644 variables, and 417 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: 351/351 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 3/3 constraints]
After SMT, in 746ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 17117 steps, including 56 resets, run visited all 1 properties in 40 ms. (steps per millisecond=427 )
Parikh walk visited 1 properties in 40 ms.
RANDOM walk for 40000 steps (539 resets) in 122 ms. (325 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (94 resets) in 44 ms. (888 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1832752 steps, run timeout after 3001 ms. (steps per millisecond=610 ) properties seen :0 out of 1
Probabilistic random walk after 1832752 steps, saw 255573 distinct states, run finished after 3001 ms. (steps per millisecond=610 ) properties seen :0
// Phase 1: matrix 294 rows 352 cols
[2024-05-22 09:07:12] [INFO ] Computed 60 invariants in 7 ms
[2024-05-22 09:07:12] [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) 213/214 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/214 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/274 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/274 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/292 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/292 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 294/586 variables, 292/352 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/586 variables, 2/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/586 variables, 0/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 60/646 variables, 60/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/646 variables, 0/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/646 variables, 0/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 646/646 variables, and 414 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: 352/352 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) 213/214 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/214 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/274 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/274 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/292 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/292 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 294/586 variables, 292/352 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/586 variables, 2/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/586 variables, 1/355 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 09:07:13] [INFO ] Deduced a trap composed of 8 places in 60 ms of which 1 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/586 variables, 1/356 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/586 variables, 0/356 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 60/646 variables, 60/416 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/646 variables, 0/416 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/646 variables, 0/416 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 646/646 variables, and 416 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: 352/352 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints]
After SMT, in 645ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 269 ms.
Support contains 1 out of 352 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 352/352 places, 294/294 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 352 transition count 294
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 351 transition count 293
Applied a total of 2 rules in 13 ms. Remains 351 /352 variables (removed 1) and now considering 293/294 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 13 ms. Remains : 351/352 places, 293/294 transitions.
RANDOM walk for 40000 steps (545 resets) in 114 ms. (347 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (95 resets) in 46 ms. (851 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1833769 steps, run timeout after 3001 ms. (steps per millisecond=611 ) properties seen :0 out of 1
Probabilistic random walk after 1833769 steps, saw 255707 distinct states, run finished after 3001 ms. (steps per millisecond=611 ) properties seen :0
// Phase 1: matrix 293 rows 351 cols
[2024-05-22 09:07:16] [INFO ] Computed 60 invariants in 9 ms
[2024-05-22 09:07:16] [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) 212/213 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/213 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 35/248 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/248 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/273 variables, 17/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/273 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 7/280 variables, 7/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/280 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 230/510 variables, 280/335 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/510 variables, 2/337 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/510 variables, 0/337 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 12/522 variables, 8/345 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/522 variables, 3/348 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/522 variables, 0/348 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 1/523 variables, 1/349 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/523 variables, 1/350 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/523 variables, 0/350 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 62/585 variables, 3/353 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/585 variables, 1/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/585 variables, 0/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 59/644 variables, 59/413 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/644 variables, 0/413 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/644 variables, 0/413 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 644/644 variables, and 413 constraints, problems are : Problem set: 0 solved, 1 unsolved in 256 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 351/351 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) 212/213 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/213 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 35/248 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/248 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/273 variables, 17/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/273 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 7/280 variables, 7/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/280 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 230/510 variables, 280/335 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/510 variables, 2/337 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/510 variables, 1/338 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 09:07:17] [INFO ] Deduced a trap composed of 17 places in 61 ms of which 2 ms to minimize.
[2024-05-22 09:07:17] [INFO ] Deduced a trap composed of 16 places in 54 ms of which 1 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/510 variables, 2/340 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/510 variables, 0/340 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 12/522 variables, 8/348 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/522 variables, 3/351 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/522 variables, 0/351 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 1/523 variables, 1/352 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/523 variables, 1/353 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/523 variables, 0/353 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 62/585 variables, 3/356 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/585 variables, 1/357 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/585 variables, 0/357 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 59/644 variables, 59/416 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/644 variables, 0/416 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 0/644 variables, 0/416 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 644/644 variables, and 416 constraints, problems are : Problem set: 0 solved, 1 unsolved in 468 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 351/351 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 2/2 constraints]
After SMT, in 735ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 1361 steps, including 1 resets, run visited all 1 properties in 5 ms. (steps per millisecond=272 )
Parikh walk visited 1 properties in 4 ms.
RANDOM walk for 40000 steps (532 resets) in 110 ms. (360 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 1825629 steps, run timeout after 3001 ms. (steps per millisecond=608 ) properties seen :0 out of 1
Probabilistic random walk after 1825629 steps, saw 254662 distinct states, run finished after 3001 ms. (steps per millisecond=608 ) properties seen :0
// Phase 1: matrix 294 rows 352 cols
[2024-05-22 09:07:20] [INFO ] Computed 60 invariants in 9 ms
[2024-05-22 09:07:20] [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) 213/214 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/214 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/274 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/274 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/292 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/292 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 294/586 variables, 292/352 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/586 variables, 2/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/586 variables, 0/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 60/646 variables, 60/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/646 variables, 0/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/646 variables, 0/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 646/646 variables, and 414 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: 352/352 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) 213/214 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/214 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/274 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/274 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/292 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/292 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 294/586 variables, 292/352 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/586 variables, 2/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/586 variables, 1/355 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/586 variables, 0/355 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 60/646 variables, 60/415 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/646 variables, 0/415 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 0/646 variables, 0/415 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 646/646 variables, and 415 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: 352/352 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 619ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 52057 steps, including 118 resets, run visited all 1 properties in 102 ms. (steps per millisecond=510 )
Parikh walk visited 1 properties in 101 ms.
RANDOM walk for 40000 steps (527 resets) in 122 ms. (325 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 1832022 steps, run timeout after 3001 ms. (steps per millisecond=610 ) properties seen :0 out of 1
Probabilistic random walk after 1832022 steps, saw 255491 distinct states, run finished after 3001 ms. (steps per millisecond=610 ) properties seen :0
[2024-05-22 09:07:24] [INFO ] Invariant cache hit.
[2024-05-22 09:07:24] [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) 213/214 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/214 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/274 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/274 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/292 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/292 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 294/586 variables, 292/352 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/586 variables, 2/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/586 variables, 0/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 60/646 variables, 60/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/646 variables, 0/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/646 variables, 0/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 646/646 variables, and 414 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: 352/352 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) 213/214 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/214 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/274 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 09:07:24] [INFO ] Deduced a trap composed of 16 places in 42 ms of which 0 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/274 variables, 1/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/274 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 18/292 variables, 17/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/292 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 294/586 variables, 292/353 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/586 variables, 2/355 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/586 variables, 1/356 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 09:07:24] [INFO ] Deduced a trap composed of 17 places in 60 ms of which 1 ms to minimize.
[2024-05-22 09:07:24] [INFO ] Deduced a trap composed of 17 places in 54 ms of which 1 ms to minimize.
[2024-05-22 09:07:24] [INFO ] Deduced a trap composed of 19 places in 39 ms of which 1 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/586 variables, 3/359 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/586 variables, 0/359 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 60/646 variables, 60/419 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/646 variables, 0/419 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/646 variables, 0/419 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 646/646 variables, and 419 constraints, problems are : Problem set: 0 solved, 1 unsolved in 505 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 352/352 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 4/4 constraints]
After SMT, in 747ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 12312 steps, including 37 resets, run visited all 1 properties in 32 ms. (steps per millisecond=384 )
Parikh walk visited 1 properties in 31 ms.
RANDOM walk for 40000 steps (531 resets) in 109 ms. (363 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (85 resets) in 44 ms. (888 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1843011 steps, run timeout after 3001 ms. (steps per millisecond=614 ) properties seen :0 out of 1
Probabilistic random walk after 1843011 steps, saw 257035 distinct states, run finished after 3001 ms. (steps per millisecond=614 ) properties seen :0
[2024-05-22 09:07:27] [INFO ] Invariant cache hit.
[2024-05-22 09:07:27] [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) 213/214 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/214 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/274 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/274 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/292 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/292 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 294/586 variables, 292/352 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/586 variables, 2/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/586 variables, 0/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 60/646 variables, 60/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/646 variables, 0/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/646 variables, 0/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 646/646 variables, and 414 constraints, problems are : Problem set: 0 solved, 1 unsolved in 214 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 352/352 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) 213/214 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/214 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/274 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 09:07:28] [INFO ] Deduced a trap composed of 15 places in 46 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/274 variables, 1/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/274 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 18/292 variables, 17/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/292 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 294/586 variables, 292/353 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/586 variables, 2/355 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/586 variables, 1/356 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 09:07:28] [INFO ] Deduced a trap composed of 17 places in 56 ms of which 1 ms to minimize.
[2024-05-22 09:07:28] [INFO ] Deduced a trap composed of 17 places in 54 ms of which 1 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/586 variables, 2/358 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/586 variables, 0/358 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 60/646 variables, 60/418 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/646 variables, 0/418 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/646 variables, 0/418 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 646/646 variables, and 418 constraints, problems are : Problem set: 0 solved, 1 unsolved in 439 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 352/352 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 3/3 constraints]
After SMT, in 657ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 1217 steps, including 1 resets, run visited all 1 properties in 5 ms. (steps per millisecond=243 )
Parikh walk visited 1 properties in 4 ms.
RANDOM walk for 40000 steps (540 resets) in 109 ms. (363 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (92 resets) in 43 ms. (909 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1834554 steps, run timeout after 3001 ms. (steps per millisecond=611 ) properties seen :0 out of 1
Probabilistic random walk after 1834554 steps, saw 255813 distinct states, run finished after 3001 ms. (steps per millisecond=611 ) properties seen :0
[2024-05-22 09:07:31] [INFO ] Invariant cache hit.
[2024-05-22 09:07:31] [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) 213/214 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/214 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/274 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/274 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/292 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/292 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 294/586 variables, 292/352 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/586 variables, 2/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/586 variables, 0/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 60/646 variables, 60/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/646 variables, 0/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/646 variables, 0/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 646/646 variables, and 414 constraints, problems are : Problem set: 0 solved, 1 unsolved in 242 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 352/352 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) 213/214 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/214 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/274 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 09:07:31] [INFO ] Deduced a trap composed of 15 places in 46 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/274 variables, 1/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/274 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 18/292 variables, 17/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/292 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 294/586 variables, 292/353 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/586 variables, 2/355 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/586 variables, 1/356 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 09:07:32] [INFO ] Deduced a trap composed of 17 places in 60 ms of which 1 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/586 variables, 1/357 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/586 variables, 0/357 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 60/646 variables, 60/417 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/646 variables, 0/417 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/646 variables, 0/417 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 646/646 variables, and 417 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: 352/352 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 2/2 constraints]
After SMT, in 633ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 10151 steps, including 31 resets, run visited all 1 properties in 26 ms. (steps per millisecond=390 )
Parikh walk visited 1 properties in 25 ms.
RANDOM walk for 40000 steps (536 resets) in 113 ms. (350 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (90 resets) in 43 ms. (909 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1826695 steps, run timeout after 3001 ms. (steps per millisecond=608 ) properties seen :0 out of 1
Probabilistic random walk after 1826695 steps, saw 254814 distinct states, run finished after 3001 ms. (steps per millisecond=608 ) properties seen :0
[2024-05-22 09:07:35] [INFO ] Invariant cache hit.
[2024-05-22 09:07:35] [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) 213/214 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/214 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/274 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/274 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/292 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/292 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 294/586 variables, 292/352 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/586 variables, 2/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/586 variables, 0/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 60/646 variables, 60/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/646 variables, 0/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/646 variables, 0/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 646/646 variables, and 414 constraints, problems are : Problem set: 0 solved, 1 unsolved in 229 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 352/352 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) 213/214 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/214 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/274 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 09:07:35] [INFO ] Deduced a trap composed of 16 places in 38 ms of which 0 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/274 variables, 1/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/274 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 18/292 variables, 17/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/292 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 294/586 variables, 292/353 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/586 variables, 2/355 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/586 variables, 1/356 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/586 variables, 0/356 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 60/646 variables, 60/416 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/646 variables, 0/416 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/646 variables, 0/416 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 646/646 variables, and 416 constraints, problems are : Problem set: 0 solved, 1 unsolved in 363 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 352/352 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints]
After SMT, in 595ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 1111 steps, including 1 resets, run visited all 1 properties in 4 ms. (steps per millisecond=277 )
Parikh walk visited 1 properties in 3 ms.
RANDOM walk for 40000 steps (520 resets) in 112 ms. (353 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (95 resets) in 40 ms. (975 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1844615 steps, run timeout after 3001 ms. (steps per millisecond=614 ) properties seen :0 out of 1
Probabilistic random walk after 1844615 steps, saw 257293 distinct states, run finished after 3001 ms. (steps per millisecond=614 ) properties seen :0
[2024-05-22 09:07:38] [INFO ] Invariant cache hit.
[2024-05-22 09:07:38] [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) 213/214 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/214 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/274 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/274 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/292 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/292 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 294/586 variables, 292/352 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/586 variables, 2/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/586 variables, 0/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 60/646 variables, 60/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/646 variables, 0/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/646 variables, 0/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 646/646 variables, and 414 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: 352/352 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) 213/214 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/214 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/274 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 09:07:39] [INFO ] Deduced a trap composed of 16 places in 45 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/274 variables, 1/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/274 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 18/292 variables, 17/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/292 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 294/586 variables, 292/353 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/586 variables, 2/355 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/586 variables, 1/356 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/586 variables, 0/356 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 60/646 variables, 60/416 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 09:07:39] [INFO ] Deduced a trap composed of 7 places in 44 ms of which 0 ms to minimize.
At refinement iteration 13 (INCLUDED_ONLY) 0/646 variables, 1/417 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/646 variables, 0/417 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/646 variables, 0/417 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 646/646 variables, and 417 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: 352/352 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 2/2 constraints]
After SMT, in 621ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 1069 steps, including 1 resets, run visited all 1 properties in 4 ms. (steps per millisecond=267 )
Parikh walk visited 1 properties in 3 ms.
RANDOM walk for 40000 steps (540 resets) in 109 ms. (363 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (95 resets) in 40 ms. (975 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1842094 steps, run timeout after 3001 ms. (steps per millisecond=613 ) properties seen :0 out of 1
Probabilistic random walk after 1842094 steps, saw 256889 distinct states, run finished after 3001 ms. (steps per millisecond=613 ) properties seen :0
[2024-05-22 09:07:42] [INFO ] Invariant cache hit.
[2024-05-22 09:07:42] [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) 213/214 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/214 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/274 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/274 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/292 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/292 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 294/586 variables, 292/352 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/586 variables, 2/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/586 variables, 0/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 60/646 variables, 60/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/646 variables, 0/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/646 variables, 0/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 646/646 variables, and 414 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: 352/352 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) 213/214 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/214 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/274 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 09:07:42] [INFO ] Deduced a trap composed of 15 places in 47 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/274 variables, 1/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/274 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 18/292 variables, 17/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/292 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 294/586 variables, 292/353 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/586 variables, 2/355 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/586 variables, 1/356 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 09:07:43] [INFO ] Deduced a trap composed of 17 places in 59 ms of which 1 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/586 variables, 1/357 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/586 variables, 0/357 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 60/646 variables, 60/417 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/646 variables, 0/417 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/646 variables, 0/417 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 646/646 variables, and 417 constraints, problems are : Problem set: 0 solved, 1 unsolved in 396 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 352/352 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 2/2 constraints]
After SMT, in 626ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 12973 steps, including 41 resets, run visited all 1 properties in 32 ms. (steps per millisecond=405 )
Parikh walk visited 1 properties in 32 ms.
RANDOM walk for 40000 steps (535 resets) in 109 ms. (363 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (95 resets) in 41 ms. (952 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1834327 steps, run timeout after 3001 ms. (steps per millisecond=611 ) properties seen :0 out of 1
Probabilistic random walk after 1834327 steps, saw 255786 distinct states, run finished after 3001 ms. (steps per millisecond=611 ) properties seen :0
[2024-05-22 09:07:46] [INFO ] Invariant cache hit.
[2024-05-22 09:07:46] [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) 213/214 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/214 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/274 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/274 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/292 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/292 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 294/586 variables, 292/352 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/586 variables, 2/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/586 variables, 0/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 60/646 variables, 60/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/646 variables, 0/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/646 variables, 0/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 646/646 variables, and 414 constraints, problems are : Problem set: 0 solved, 1 unsolved in 301 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 352/352 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) 213/214 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/214 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/274 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 09:07:46] [INFO ] Deduced a trap composed of 15 places in 42 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/274 variables, 1/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/274 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 18/292 variables, 17/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/292 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 294/586 variables, 292/353 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/586 variables, 2/355 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/586 variables, 1/356 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/586 variables, 0/356 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 60/646 variables, 60/416 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/646 variables, 0/416 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/646 variables, 0/416 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 646/646 variables, and 416 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: 352/352 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints]
After SMT, in 621ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 8378 steps, including 16 resets, run visited all 1 properties in 23 ms. (steps per millisecond=364 )
Parikh walk visited 1 properties in 22 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 (95 resets) in 47 ms. (833 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1837475 steps, run timeout after 3001 ms. (steps per millisecond=612 ) properties seen :0 out of 1
Probabilistic random walk after 1837475 steps, saw 256157 distinct states, run finished after 3001 ms. (steps per millisecond=612 ) properties seen :0
[2024-05-22 09:07:50] [INFO ] Invariant cache hit.
[2024-05-22 09:07:50] [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) 213/214 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/214 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/274 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/274 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/292 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/292 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 294/586 variables, 292/352 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/586 variables, 2/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/586 variables, 0/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 60/646 variables, 60/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/646 variables, 0/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/646 variables, 0/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 646/646 variables, and 414 constraints, problems are : Problem set: 0 solved, 1 unsolved in 233 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 352/352 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) 213/214 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/214 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/274 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 09:07:50] [INFO ] Deduced a trap composed of 16 places in 41 ms of which 0 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/274 variables, 1/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/274 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 18/292 variables, 17/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/292 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 294/586 variables, 292/353 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/586 variables, 2/355 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/586 variables, 1/356 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/586 variables, 0/356 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 60/646 variables, 60/416 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/646 variables, 0/416 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/646 variables, 0/416 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 646/646 variables, and 416 constraints, problems are : Problem set: 0 solved, 1 unsolved in 270 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 352/352 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints]
After SMT, in 509ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 870 steps, including 1 resets, run visited all 1 properties in 3 ms. (steps per millisecond=290 )
Parikh walk visited 1 properties in 3 ms.
RANDOM walk for 40000 steps (537 resets) in 117 ms. (338 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 1847556 steps, run timeout after 3001 ms. (steps per millisecond=615 ) properties seen :0 out of 1
Probabilistic random walk after 1847556 steps, saw 257711 distinct states, run finished after 3001 ms. (steps per millisecond=615 ) properties seen :0
[2024-05-22 09:07:53] [INFO ] Invariant cache hit.
[2024-05-22 09:07:53] [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) 213/214 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/214 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/274 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/274 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/292 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/292 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 294/586 variables, 292/352 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/586 variables, 2/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/586 variables, 0/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 60/646 variables, 60/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/646 variables, 0/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/646 variables, 0/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 646/646 variables, and 414 constraints, problems are : Problem set: 0 solved, 1 unsolved in 213 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 352/352 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) 213/214 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/214 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/274 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 09:07:53] [INFO ] Deduced a trap composed of 16 places in 40 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/274 variables, 1/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/274 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 18/292 variables, 17/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/292 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 294/586 variables, 292/353 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/586 variables, 2/355 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/586 variables, 1/356 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 09:07:54] [INFO ] Deduced a trap composed of 16 places in 61 ms of which 1 ms to minimize.
[2024-05-22 09:07:54] [INFO ] Deduced a trap composed of 18 places in 54 ms of which 1 ms to minimize.
[2024-05-22 09:07:54] [INFO ] Deduced a trap composed of 19 places in 38 ms of which 1 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/586 variables, 3/359 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/586 variables, 0/359 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 60/646 variables, 60/419 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/646 variables, 0/419 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/646 variables, 0/419 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 646/646 variables, and 419 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: 352/352 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 4/4 constraints]
After SMT, in 728ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 169 ms.
Support contains 1 out of 352 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 352/352 places, 294/294 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 352 transition count 294
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 351 transition count 293
Applied a total of 2 rules in 12 ms. Remains 351 /352 variables (removed 1) and now considering 293/294 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 13 ms. Remains : 351/352 places, 293/294 transitions.
RANDOM walk for 40000 steps (549 resets) in 116 ms. (341 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (100 resets) in 42 ms. (930 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1845634 steps, run timeout after 3001 ms. (steps per millisecond=615 ) properties seen :0 out of 1
Probabilistic random walk after 1845634 steps, saw 257445 distinct states, run finished after 3001 ms. (steps per millisecond=615 ) properties seen :0
// Phase 1: matrix 293 rows 351 cols
[2024-05-22 09:07:57] [INFO ] Computed 60 invariants in 9 ms
[2024-05-22 09:07:57] [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) 212/213 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/213 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 35/248 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/248 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/273 variables, 17/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/273 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 7/280 variables, 7/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/280 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 230/510 variables, 280/335 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/510 variables, 2/337 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/510 variables, 0/337 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 12/522 variables, 8/345 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/522 variables, 3/348 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/522 variables, 0/348 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 1/523 variables, 1/349 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/523 variables, 1/350 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/523 variables, 0/350 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 62/585 variables, 3/353 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/585 variables, 1/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/585 variables, 0/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 59/644 variables, 59/413 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/644 variables, 0/413 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/644 variables, 0/413 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 644/644 variables, and 413 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: 351/351 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) 212/213 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/213 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 35/248 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/248 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/273 variables, 17/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/273 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 7/280 variables, 7/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/280 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 230/510 variables, 280/335 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/510 variables, 2/337 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/510 variables, 1/338 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/510 variables, 0/338 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 12/522 variables, 8/346 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/522 variables, 3/349 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/522 variables, 0/349 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 1/523 variables, 1/350 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/523 variables, 1/351 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/523 variables, 0/351 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 62/585 variables, 3/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/585 variables, 1/355 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/585 variables, 0/355 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (OVERLAPS) 59/644 variables, 59/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/644 variables, 0/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (OVERLAPS) 0/644 variables, 0/414 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 644/644 variables, and 414 constraints, problems are : Problem set: 0 solved, 1 unsolved in 285 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 351/351 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 543ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 872 steps, including 1 resets, run visited all 1 properties in 4 ms. (steps per millisecond=218 )
Parikh walk visited 1 properties in 3 ms.
RANDOM walk for 40000 steps (535 resets) in 105 ms. (377 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (92 resets) in 40 ms. (975 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1844041 steps, run timeout after 3001 ms. (steps per millisecond=614 ) properties seen :0 out of 1
Probabilistic random walk after 1844041 steps, saw 257188 distinct states, run finished after 3001 ms. (steps per millisecond=614 ) properties seen :0
// Phase 1: matrix 294 rows 352 cols
[2024-05-22 09:08:01] [INFO ] Computed 60 invariants in 7 ms
[2024-05-22 09:08:01] [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) 213/214 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/214 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/274 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/274 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/292 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/292 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 294/586 variables, 292/352 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/586 variables, 2/354 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 09:08:01] [INFO ] Deduced a trap composed of 17 places in 64 ms of which 1 ms to minimize.
[2024-05-22 09:08:01] [INFO ] Deduced a trap composed of 20 places in 57 ms of which 1 ms to minimize.
[2024-05-22 09:08:01] [INFO ] Deduced a trap composed of 18 places in 49 ms of which 1 ms to minimize.
[2024-05-22 09:08:01] [INFO ] Deduced a trap composed of 18 places in 39 ms of which 1 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/586 variables, 4/358 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/586 variables, 0/358 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 60/646 variables, 60/418 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-22 09:08:01] [INFO ] Deduced a trap composed of 9 places in 60 ms of which 1 ms to minimize.
[2024-05-22 09:08:01] [INFO ] Deduced a trap composed of 6 places in 57 ms of which 1 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/646 variables, 2/420 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/646 variables, 0/420 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/646 variables, 0/420 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 646/646 variables, and 420 constraints, problems are : Problem set: 0 solved, 1 unsolved in 665 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 352/352 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 6/6 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) 213/214 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/214 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/274 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/274 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/292 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/292 variables, 6/66 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/292 variables, 0/66 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 294/586 variables, 292/358 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/586 variables, 2/360 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/586 variables, 1/361 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/586 variables, 0/361 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 60/646 variables, 60/421 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/646 variables, 0/421 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/646 variables, 0/421 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 646/646 variables, and 421 constraints, problems are : Problem set: 0 solved, 1 unsolved in 222 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 352/352 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 6/6 constraints]
After SMT, in 899ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 149 ms.
Support contains 1 out of 352 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 352/352 places, 294/294 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 352 transition count 294
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 351 transition count 293
Applied a total of 2 rules in 13 ms. Remains 351 /352 variables (removed 1) and now considering 293/294 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 13 ms. Remains : 351/352 places, 293/294 transitions.
RANDOM walk for 40000 steps (548 resets) in 110 ms. (360 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (88 resets) in 44 ms. (888 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//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202405141337.jar
+ VERSION=202405141337
+ echo 'Running Version 202405141337'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination QuasiLiveness -timeout 180 -rebuildPNML