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.r482-tall-171624202000457.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 ltsminxred
Input is DES-PT-50a, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r482-tall-171624202000457
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 488K
-rw-r--r-- 1 mcc users 6.6K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 75K May 14 13:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 4.0K May 14 13:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 32K 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 3.8K Apr 22 14:37 LTLCardinality.txt
-rw-r--r-- 1 mcc users 29K Apr 22 14:37 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 11K Apr 12 08:20 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 109K Apr 12 08:20 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 6.0K Apr 12 08:19 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 48K Apr 12 08:19 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 97K 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 1717180833078

Invoking MCC driver with
BK_TOOL=ltsminxred
BK_EXAMINATION=QuasiLiveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=DES-PT-50a
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202405141337
[2024-05-31 18:40:34] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -timeout, 180, -rebuildPNML]
[2024-05-31 18:40:34] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-31 18:40:34] [INFO ] Load time of PNML (sax parser for PT used): 75 ms
[2024-05-31 18:40:34] [INFO ] Transformed 314 places.
[2024-05-31 18:40:34] [INFO ] Transformed 271 transitions.
[2024-05-31 18:40:34] [INFO ] Found NUPN structural information;
[2024-05-31 18:40:34] [INFO ] Parsed PT model containing 314 places and 271 transitions and 1306 arcs in 170 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 314/314 places, 271/271 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 314 transition count 257
Applied a total of 14 rules in 34 ms. Remains 314 /314 variables (removed 0) and now considering 257/271 (removed 14) transitions.
// Phase 1: matrix 257 rows 314 cols
[2024-05-31 18:40:34] [INFO ] Computed 59 invariants in 32 ms
[2024-05-31 18:40:34] [INFO ] Implicit Places using invariants in 500 ms returned [211]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 530 ms to find 1 implicit places.
Starting structural reductions in LIVENESS mode, iteration 1 : 313/314 places, 257/271 transitions.
Applied a total of 0 rules in 8 ms. Remains 313 /313 variables (removed 0) and now considering 257/257 (removed 0) transitions.
Finished structural reductions in LIVENESS mode , in 2 iterations and 588 ms. Remains : 313/314 places, 257/271 transitions.
Discarding 9 transitions out of 257. Remains 248
Initial state reduction rules removed 1 formulas.
RANDOM walk for 40000 steps (884 resets) in 2284 ms. (17 steps per ms) remains 185/247 properties
BEST_FIRST walk for 403 steps (8 resets) in 9 ms. (40 steps per ms) remains 185/185 properties
BEST_FIRST walk for 403 steps (8 resets) in 12 ms. (31 steps per ms) remains 185/185 properties
BEST_FIRST walk for 404 steps (8 resets) in 8 ms. (44 steps per ms) remains 185/185 properties
BEST_FIRST walk for 402 steps (8 resets) in 10 ms. (36 steps per ms) remains 185/185 properties
BEST_FIRST walk for 404 steps (8 resets) in 10 ms. (36 steps per ms) remains 185/185 properties
BEST_FIRST walk for 402 steps (8 resets) in 10 ms. (36 steps per ms) remains 185/185 properties
BEST_FIRST walk for 404 steps (8 resets) in 10 ms. (36 steps per ms) remains 185/185 properties
BEST_FIRST walk for 404 steps (8 resets) in 13 ms. (28 steps per ms) remains 185/185 properties
BEST_FIRST walk for 404 steps (8 resets) in 9 ms. (40 steps per ms) remains 185/185 properties
BEST_FIRST walk for 404 steps (8 resets) in 13 ms. (28 steps per ms) remains 185/185 properties
BEST_FIRST walk for 404 steps (8 resets) in 8 ms. (44 steps per ms) remains 185/185 properties
BEST_FIRST walk for 404 steps (8 resets) in 10 ms. (36 steps per ms) remains 185/185 properties
BEST_FIRST walk for 403 steps (8 resets) in 9 ms. (40 steps per ms) remains 185/185 properties
BEST_FIRST walk for 403 steps (8 resets) in 9 ms. (40 steps per ms) remains 185/185 properties
BEST_FIRST walk for 404 steps (8 resets) in 8 ms. (44 steps per ms) remains 185/185 properties
BEST_FIRST walk for 404 steps (8 resets) in 9 ms. (40 steps per ms) remains 185/185 properties
BEST_FIRST walk for 404 steps (8 resets) in 8 ms. (44 steps per ms) remains 185/185 properties
BEST_FIRST walk for 404 steps (8 resets) in 9 ms. (40 steps per ms) remains 185/185 properties
BEST_FIRST walk for 404 steps (8 resets) in 9 ms. (40 steps per ms) remains 185/185 properties
BEST_FIRST walk for 403 steps (8 resets) in 7 ms. (50 steps per ms) remains 185/185 properties
BEST_FIRST walk for 402 steps (8 resets) in 9 ms. (40 steps per ms) remains 185/185 properties
BEST_FIRST walk for 404 steps (8 resets) in 8 ms. (44 steps per ms) remains 185/185 properties
BEST_FIRST walk for 404 steps (8 resets) in 7 ms. (50 steps per ms) remains 185/185 properties
BEST_FIRST walk for 402 steps (8 resets) in 6 ms. (57 steps per ms) remains 185/185 properties
BEST_FIRST walk for 403 steps (8 resets) in 9 ms. (40 steps per ms) remains 185/185 properties
BEST_FIRST walk for 403 steps (8 resets) in 13 ms. (28 steps per ms) remains 185/185 properties
BEST_FIRST walk for 403 steps (8 resets) in 8 ms. (44 steps per ms) remains 185/185 properties
BEST_FIRST walk for 404 steps (8 resets) in 7 ms. (50 steps per ms) remains 185/185 properties
BEST_FIRST walk for 404 steps (8 resets) in 8 ms. (44 steps per ms) remains 185/185 properties
BEST_FIRST walk for 403 steps (8 resets) in 4 ms. (80 steps per ms) remains 185/185 properties
BEST_FIRST walk for 404 steps (8 resets) in 6 ms. (57 steps per ms) remains 185/185 properties
BEST_FIRST walk for 403 steps (8 resets) in 6 ms. (57 steps per ms) remains 185/185 properties
BEST_FIRST walk for 403 steps (8 resets) in 7 ms. (50 steps per ms) remains 185/185 properties
BEST_FIRST walk for 402 steps (8 resets) in 8 ms. (44 steps per ms) remains 185/185 properties
BEST_FIRST walk for 404 steps (8 resets) in 5 ms. (67 steps per ms) remains 185/185 properties
BEST_FIRST walk for 403 steps (8 resets) in 6 ms. (57 steps per ms) remains 185/185 properties
BEST_FIRST walk for 403 steps (8 resets) in 7 ms. (50 steps per ms) remains 185/185 properties
BEST_FIRST walk for 404 steps (8 resets) in 6 ms. (57 steps per ms) remains 185/185 properties
BEST_FIRST walk for 403 steps (8 resets) in 8 ms. (44 steps per ms) remains 185/185 properties
BEST_FIRST walk for 402 steps (8 resets) in 6 ms. (57 steps per ms) remains 185/185 properties
BEST_FIRST walk for 403 steps (8 resets) in 9 ms. (40 steps per ms) remains 185/185 properties
BEST_FIRST walk for 401 steps (8 resets) in 6 ms. (57 steps per ms) remains 185/185 properties
BEST_FIRST walk for 404 steps (8 resets) in 7 ms. (50 steps per ms) remains 185/185 properties
BEST_FIRST walk for 404 steps (8 resets) in 8 ms. (44 steps per ms) remains 185/185 properties
BEST_FIRST walk for 403 steps (8 resets) in 6 ms. (57 steps per ms) remains 185/185 properties
BEST_FIRST walk for 404 steps (8 resets) in 6 ms. (57 steps per ms) remains 185/185 properties
BEST_FIRST walk for 404 steps (8 resets) in 8 ms. (44 steps per ms) remains 185/185 properties
BEST_FIRST walk for 404 steps (8 resets) in 6 ms. (57 steps per ms) remains 185/185 properties
BEST_FIRST walk for 402 steps (8 resets) in 6 ms. (57 steps per ms) remains 185/185 properties
BEST_FIRST walk for 404 steps (8 resets) in 6 ms. (57 steps per ms) remains 185/185 properties
// Phase 1: matrix 257 rows 313 cols
[2024-05-31 18:40:35] [INFO ] Computed 58 invariants in 12 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/190 variables, 190/190 constraints. Problems are: Problem set: 0 solved, 185 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/190 variables, 0/190 constraints. Problems are: Problem set: 0 solved, 185 unsolved
At refinement iteration 2 (OVERLAPS) 10/200 variables, 6/196 constraints. Problems are: Problem set: 0 solved, 185 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/200 variables, 10/206 constraints. Problems are: Problem set: 0 solved, 185 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/200 variables, 0/206 constraints. Problems are: Problem set: 0 solved, 185 unsolved
At refinement iteration 5 (OVERLAPS) 64/264 variables, 27/233 constraints. Problems are: Problem set: 0 solved, 185 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/264 variables, 64/297 constraints. Problems are: Problem set: 0 solved, 185 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/264 variables, 0/297 constraints. Problems are: Problem set: 0 solved, 185 unsolved
At refinement iteration 8 (OVERLAPS) 36/300 variables, 23/320 constraints. Problems are: Problem set: 0 solved, 185 unsolved
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
At refinement iteration 9 (INCLUDED_ONLY) 0/300 variables, 36/356 constraints. Problems are: Problem set: 0 solved, 185 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 300/570 variables, and 356 constraints, problems are : Problem set: 0 solved, 185 unsolved in 5023 ms.
Refiners :[Domain max(s): 300/313 constraints, Positive P Invariants (semi-flows): 33/33 constraints, Generalized P Invariants (flows): 23/25 constraints, State Equation: 0/313 constraints, PredecessorRefiner: 185/185 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 185 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/190 variables, 190/190 constraints. Problems are: Problem set: 0 solved, 185 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/190 variables, 0/190 constraints. Problems are: Problem set: 0 solved, 185 unsolved
At refinement iteration 2 (OVERLAPS) 10/200 variables, 6/196 constraints. Problems are: Problem set: 0 solved, 185 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/200 variables, 10/206 constraints. Problems are: Problem set: 0 solved, 185 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/200 variables, 0/206 constraints. Problems are: Problem set: 0 solved, 185 unsolved
At refinement iteration 5 (OVERLAPS) 64/264 variables, 27/233 constraints. Problems are: Problem set: 0 solved, 185 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/264 variables, 64/297 constraints. Problems are: Problem set: 0 solved, 185 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/264 variables, 0/297 constraints. Problems are: Problem set: 0 solved, 185 unsolved
At refinement iteration 8 (OVERLAPS) 36/300 variables, 23/320 constraints. Problems are: Problem set: 0 solved, 185 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/300 variables, 36/356 constraints. Problems are: Problem set: 0 solved, 185 unsolved
[2024-05-31 18:40:43] [INFO ] Deduced a trap composed of 10 places in 42 ms of which 9 ms to minimize.
[2024-05-31 18:40:43] [INFO ] Deduced a trap composed of 9 places in 38 ms of which 1 ms to minimize.
[2024-05-31 18:40:44] [INFO ] Deduced a trap composed of 9 places in 30 ms of which 3 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/300 variables, 3/359 constraints. Problems are: Problem set: 0 solved, 185 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/300 variables, 0/359 constraints. Problems are: Problem set: 0 solved, 185 unsolved
At refinement iteration 12 (OVERLAPS) 6/306 variables, 2/361 constraints. Problems are: Problem set: 0 solved, 185 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/306 variables, 6/367 constraints. Problems are: Problem set: 0 solved, 185 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 306/570 variables, and 367 constraints, problems are : Problem set: 0 solved, 185 unsolved in 5021 ms.
Refiners :[Domain max(s): 306/313 constraints, Positive P Invariants (semi-flows): 33/33 constraints, Generalized P Invariants (flows): 25/25 constraints, State Equation: 0/313 constraints, PredecessorRefiner: 0/185 constraints, Known Traps: 3/3 constraints]
After SMT, in 10369ms problems are : Problem set: 0 solved, 185 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 190 out of 313 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 313/313 places, 257/257 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 313 transition count 255
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 3 place count 312 transition count 254
Iterating global reduction 1 with 1 rules applied. Total rules applied 4 place count 312 transition count 254
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 312 transition count 254
Applied a total of 8 rules in 39 ms. Remains 312 /313 variables (removed 1) and now considering 254/257 (removed 3) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 39 ms. Remains : 312/313 places, 254/257 transitions.
RANDOM walk for 4000000 steps (53895 resets) in 43016 ms. (92 steps per ms) remains 172/185 properties
BEST_FIRST walk for 40004 steps (89 resets) in 135 ms. (294 steps per ms) remains 172/172 properties
BEST_FIRST walk for 40003 steps (101 resets) in 153 ms. (259 steps per ms) remains 172/172 properties
BEST_FIRST walk for 40003 steps (89 resets) in 187 ms. (212 steps per ms) remains 172/172 properties
BEST_FIRST walk for 40004 steps (90 resets) in 225 ms. (177 steps per ms) remains 172/172 properties
BEST_FIRST walk for 40004 steps (89 resets) in 188 ms. (211 steps per ms) remains 172/172 properties
BEST_FIRST walk for 40003 steps (91 resets) in 116 ms. (341 steps per ms) remains 172/172 properties
BEST_FIRST walk for 40002 steps (88 resets) in 104 ms. (380 steps per ms) remains 172/172 properties
BEST_FIRST walk for 40004 steps (101 resets) in 96 ms. (412 steps per ms) remains 172/172 properties
BEST_FIRST walk for 40004 steps (82 resets) in 97 ms. (408 steps per ms) remains 172/172 properties
BEST_FIRST walk for 40004 steps (91 resets) in 99 ms. (400 steps per ms) remains 172/172 properties
BEST_FIRST walk for 40002 steps (90 resets) in 97 ms. (408 steps per ms) remains 172/172 properties
BEST_FIRST walk for 40004 steps (97 resets) in 97 ms. (408 steps per ms) remains 172/172 properties
BEST_FIRST walk for 40004 steps (88 resets) in 100 ms. (396 steps per ms) remains 172/172 properties
BEST_FIRST walk for 40003 steps (90 resets) in 100 ms. (396 steps per ms) remains 172/172 properties
BEST_FIRST walk for 40003 steps (91 resets) in 98 ms. (404 steps per ms) remains 172/172 properties
BEST_FIRST walk for 40003 steps (91 resets) in 98 ms. (404 steps per ms) remains 172/172 properties
BEST_FIRST walk for 40004 steps (93 resets) in 99 ms. (400 steps per ms) remains 172/172 properties
BEST_FIRST walk for 40002 steps (85 resets) in 99 ms. (400 steps per ms) remains 172/172 properties
BEST_FIRST walk for 40004 steps (83 resets) in 99 ms. (400 steps per ms) remains 172/172 properties
BEST_FIRST walk for 40004 steps (90 resets) in 97 ms. (408 steps per ms) remains 172/172 properties
BEST_FIRST walk for 40004 steps (81 resets) in 97 ms. (408 steps per ms) remains 172/172 properties
BEST_FIRST walk for 40004 steps (87 resets) in 98 ms. (404 steps per ms) remains 172/172 properties
BEST_FIRST walk for 40003 steps (94 resets) in 99 ms. (400 steps per ms) remains 172/172 properties
BEST_FIRST walk for 40001 steps (91 resets) in 102 ms. (388 steps per ms) remains 172/172 properties
BEST_FIRST walk for 40003 steps (87 resets) in 98 ms. (404 steps per ms) remains 172/172 properties
BEST_FIRST walk for 40003 steps (92 resets) in 97 ms. (408 steps per ms) remains 172/172 properties
BEST_FIRST walk for 40004 steps (90 resets) in 98 ms. (404 steps per ms) remains 172/172 properties
BEST_FIRST walk for 40004 steps (90 resets) in 97 ms. (408 steps per ms) remains 172/172 properties
BEST_FIRST walk for 40003 steps (82 resets) in 101 ms. (392 steps per ms) remains 172/172 properties
BEST_FIRST walk for 40002 steps (83 resets) in 96 ms. (412 steps per ms) remains 172/172 properties
BEST_FIRST walk for 40003 steps (88 resets) in 95 ms. (416 steps per ms) remains 172/172 properties
BEST_FIRST walk for 40004 steps (90 resets) in 95 ms. (416 steps per ms) remains 172/172 properties
BEST_FIRST walk for 40004 steps (88 resets) in 99 ms. (400 steps per ms) remains 172/172 properties
BEST_FIRST walk for 40004 steps (93 resets) in 103 ms. (384 steps per ms) remains 172/172 properties
BEST_FIRST walk for 40003 steps (92 resets) in 101 ms. (392 steps per ms) remains 172/172 properties
BEST_FIRST walk for 40003 steps (92 resets) in 103 ms. (384 steps per ms) remains 172/172 properties
BEST_FIRST walk for 40002 steps (92 resets) in 102 ms. (388 steps per ms) remains 172/172 properties
BEST_FIRST walk for 40003 steps (77 resets) in 96 ms. (412 steps per ms) remains 172/172 properties
BEST_FIRST walk for 40004 steps (91 resets) in 101 ms. (392 steps per ms) remains 172/172 properties
BEST_FIRST walk for 40002 steps (87 resets) in 98 ms. (404 steps per ms) remains 172/172 properties
BEST_FIRST walk for 40003 steps (91 resets) in 98 ms. (404 steps per ms) remains 172/172 properties
BEST_FIRST walk for 40003 steps (83 resets) in 122 ms. (325 steps per ms) remains 172/172 properties
BEST_FIRST walk for 40003 steps (87 resets) in 113 ms. (350 steps per ms) remains 172/172 properties
BEST_FIRST walk for 40003 steps (91 resets) in 100 ms. (396 steps per ms) remains 172/172 properties
BEST_FIRST walk for 40003 steps (100 resets) in 99 ms. (400 steps per ms) remains 172/172 properties
BEST_FIRST walk for 40004 steps (67 resets) in 103 ms. (384 steps per ms) remains 172/172 properties
BEST_FIRST walk for 40003 steps (72 resets) in 101 ms. (392 steps per ms) remains 172/172 properties
BEST_FIRST walk for 40004 steps (68 resets) in 105 ms. (377 steps per ms) remains 172/172 properties
BEST_FIRST walk for 40004 steps (67 resets) in 100 ms. (396 steps per ms) remains 172/172 properties
BEST_FIRST walk for 40004 steps (75 resets) in 102 ms. (388 steps per ms) remains 172/172 properties
Interrupted probabilistic random walk after 7403667 steps, run timeout after 39001 ms. (steps per millisecond=189 ) properties seen :0 out of 172
Probabilistic random walk after 7403667 steps, saw 951169 distinct states, run finished after 39006 ms. (steps per millisecond=189 ) properties seen :0
// Phase 1: matrix 254 rows 312 cols
[2024-05-31 18:41:38] [INFO ] Computed 60 invariants in 7 ms
[2024-05-31 18:41:38] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/177 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 172 unsolved
At refinement iteration 1 (OVERLAPS) 10/187 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 172 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/187 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 172 unsolved
At refinement iteration 3 (OVERLAPS) 72/259 variables, 30/36 constraints. Problems are: Problem set: 0 solved, 172 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/259 variables, 0/36 constraints. Problems are: Problem set: 0 solved, 172 unsolved
At refinement iteration 5 (OVERLAPS) 44/303 variables, 24/60 constraints. Problems are: Problem set: 0 solved, 172 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/303 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 172 unsolved
At refinement iteration 7 (OVERLAPS) 254/557 variables, 303/363 constraints. Problems are: Problem set: 0 solved, 172 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/557 variables, 2/365 constraints. Problems are: Problem set: 0 solved, 172 unsolved
[2024-05-31 18:41:45] [INFO ] Deduced a trap composed of 20 places in 74 ms of which 2 ms to minimize.
[2024-05-31 18:41:45] [INFO ] Deduced a trap composed of 16 places in 63 ms of which 1 ms to minimize.
[2024-05-31 18:41:45] [INFO ] Deduced a trap composed of 17 places in 73 ms of which 2 ms to minimize.
[2024-05-31 18:41:45] [INFO ] Deduced a trap composed of 25 places in 51 ms of which 2 ms to minimize.
[2024-05-31 18:41:46] [INFO ] Deduced a trap composed of 9 places in 42 ms of which 1 ms to minimize.
[2024-05-31 18:41:46] [INFO ] Deduced a trap composed of 9 places in 55 ms of which 1 ms to minimize.
[2024-05-31 18:41:46] [INFO ] Deduced a trap composed of 11 places in 47 ms of which 1 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/557 variables, 7/372 constraints. Problems are: Problem set: 0 solved, 172 unsolved
[2024-05-31 18:41:47] [INFO ] Deduced a trap composed of 13 places in 50 ms of which 1 ms to minimize.
[2024-05-31 18:41:48] [INFO ] Deduced a trap composed of 15 places in 66 ms of which 2 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/557 variables, 2/374 constraints. Problems are: Problem set: 0 solved, 172 unsolved
[2024-05-31 18:41:51] [INFO ] Deduced a trap composed of 12 places in 78 ms of which 1 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/557 variables, 1/375 constraints. Problems are: Problem set: 0 solved, 172 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/557 variables, 0/375 constraints. Problems are: Problem set: 0 solved, 172 unsolved
At refinement iteration 13 (OVERLAPS) 9/566 variables, 9/384 constraints. Problems are: Problem set: 0 solved, 172 unsolved
[2024-05-31 18:41:56] [INFO ] Deduced a trap composed of 6 places in 68 ms of which 3 ms to minimize.
[2024-05-31 18:41:56] [INFO ] Deduced a trap composed of 7 places in 54 ms of which 1 ms to minimize.
At refinement iteration 14 (INCLUDED_ONLY) 0/566 variables, 2/386 constraints. Problems are: Problem set: 0 solved, 172 unsolved
[2024-05-31 18:41:58] [INFO ] Deduced a trap composed of 18 places in 70 ms of which 1 ms to minimize.
[2024-05-31 18:41:58] [INFO ] Deduced a trap composed of 18 places in 69 ms of which 1 ms to minimize.
[2024-05-31 18:41:59] [INFO ] Deduced a trap composed of 18 places in 73 ms of which 2 ms to minimize.
At refinement iteration 15 (INCLUDED_ONLY) 0/566 variables, 3/389 constraints. Problems are: Problem set: 0 solved, 172 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/566 variables, 0/389 constraints. Problems are: Problem set: 0 solved, 172 unsolved
At refinement iteration 17 (OVERLAPS) 0/566 variables, 0/389 constraints. Problems are: Problem set: 0 solved, 172 unsolved
No progress, stopping.
After SMT solving in domain Real declared 566/566 variables, and 389 constraints, problems are : Problem set: 0 solved, 172 unsolved in 29376 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 312/312 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 172/172 constraints, Known Traps: 15/15 constraints]
Escalating to Integer solving :Problem set: 0 solved, 172 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/177 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 172 unsolved
At refinement iteration 1 (OVERLAPS) 10/187 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 172 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/187 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 172 unsolved
At refinement iteration 3 (OVERLAPS) 72/259 variables, 30/36 constraints. Problems are: Problem set: 0 solved, 172 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/259 variables, 1/37 constraints. Problems are: Problem set: 0 solved, 172 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/259 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 172 unsolved
At refinement iteration 6 (OVERLAPS) 44/303 variables, 24/61 constraints. Problems are: Problem set: 0 solved, 172 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/303 variables, 14/75 constraints. Problems are: Problem set: 0 solved, 172 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/303 variables, 0/75 constraints. Problems are: Problem set: 0 solved, 172 unsolved
At refinement iteration 9 (OVERLAPS) 254/557 variables, 303/378 constraints. Problems are: Problem set: 0 solved, 172 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/557 variables, 2/380 constraints. Problems are: Problem set: 0 solved, 172 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/557 variables, 45/425 constraints. Problems are: Problem set: 0 solved, 172 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/557 variables, 0/425 constraints. Problems are: Problem set: 0 solved, 172 unsolved
At refinement iteration 13 (OVERLAPS) 9/566 variables, 9/434 constraints. Problems are: Problem set: 0 solved, 172 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 566/566 variables, and 561 constraints, problems are : Problem set: 0 solved, 172 unsolved in 45039 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 312/312 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 172/172 constraints, Known Traps: 15/15 constraints]
After SMT, in 74581ms problems are : Problem set: 0 solved, 172 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 177 out of 312 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 254/254 transitions.
Applied a total of 0 rules in 23 ms. Remains 312 /312 variables (removed 0) and now considering 254/254 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 24 ms. Remains : 312/312 places, 254/254 transitions.
RANDOM walk for 4000000 steps (53928 resets) in 41820 ms. (95 steps per ms) remains 172/172 properties
BEST_FIRST walk for 40004 steps (89 resets) in 111 ms. (357 steps per ms) remains 172/172 properties
BEST_FIRST walk for 40002 steps (89 resets) in 97 ms. (408 steps per ms) remains 172/172 properties
BEST_FIRST walk for 40003 steps (91 resets) in 99 ms. (400 steps per ms) remains 172/172 properties
BEST_FIRST walk for 40004 steps (85 resets) in 99 ms. (400 steps per ms) remains 172/172 properties
BEST_FIRST walk for 40004 steps (88 resets) in 101 ms. (392 steps per ms) remains 172/172 properties
BEST_FIRST walk for 40004 steps (95 resets) in 103 ms. (384 steps per ms) remains 172/172 properties
BEST_FIRST walk for 40003 steps (88 resets) in 98 ms. (404 steps per ms) remains 172/172 properties
BEST_FIRST walk for 40004 steps (92 resets) in 100 ms. (396 steps per ms) remains 172/172 properties
BEST_FIRST walk for 40001 steps (100 resets) in 104 ms. (380 steps per ms) remains 172/172 properties
BEST_FIRST walk for 40003 steps (85 resets) in 94 ms. (421 steps per ms) remains 172/172 properties
BEST_FIRST walk for 40003 steps (89 resets) in 98 ms. (404 steps per ms) remains 172/172 properties
BEST_FIRST walk for 40004 steps (89 resets) in 96 ms. (412 steps per ms) remains 172/172 properties
BEST_FIRST walk for 40004 steps (89 resets) in 99 ms. (400 steps per ms) remains 172/172 properties
BEST_FIRST walk for 40002 steps (90 resets) in 103 ms. (384 steps per ms) remains 172/172 properties
BEST_FIRST walk for 40003 steps (85 resets) in 95 ms. (416 steps per ms) remains 172/172 properties
BEST_FIRST walk for 40004 steps (89 resets) in 95 ms. (416 steps per ms) remains 172/172 properties
BEST_FIRST walk for 40003 steps (88 resets) in 98 ms. (404 steps per ms) remains 172/172 properties
BEST_FIRST walk for 40004 steps (86 resets) in 95 ms. (416 steps per ms) remains 172/172 properties
BEST_FIRST walk for 40004 steps (87 resets) in 100 ms. (396 steps per ms) remains 172/172 properties
BEST_FIRST walk for 40003 steps (79 resets) in 97 ms. (408 steps per ms) remains 172/172 properties
BEST_FIRST walk for 40002 steps (93 resets) in 98 ms. (404 steps per ms) remains 172/172 properties
BEST_FIRST walk for 40003 steps (91 resets) in 98 ms. (404 steps per ms) remains 172/172 properties
BEST_FIRST walk for 40003 steps (82 resets) in 99 ms. (400 steps per ms) remains 172/172 properties
BEST_FIRST walk for 40002 steps (92 resets) in 101 ms. (392 steps per ms) remains 172/172 properties
BEST_FIRST walk for 40003 steps (96 resets) in 100 ms. (396 steps per ms) remains 172/172 properties
BEST_FIRST walk for 40003 steps (91 resets) in 102 ms. (388 steps per ms) remains 172/172 properties
BEST_FIRST walk for 40002 steps (94 resets) in 97 ms. (408 steps per ms) remains 172/172 properties
BEST_FIRST walk for 40003 steps (85 resets) in 98 ms. (404 steps per ms) remains 172/172 properties
BEST_FIRST walk for 40004 steps (87 resets) in 103 ms. (384 steps per ms) remains 172/172 properties
BEST_FIRST walk for 40004 steps (96 resets) in 100 ms. (396 steps per ms) remains 172/172 properties
BEST_FIRST walk for 40004 steps (89 resets) in 95 ms. (416 steps per ms) remains 172/172 properties
BEST_FIRST walk for 40004 steps (86 resets) in 103 ms. (384 steps per ms) remains 172/172 properties
BEST_FIRST walk for 40004 steps (84 resets) in 98 ms. (404 steps per ms) remains 172/172 properties
BEST_FIRST walk for 40003 steps (84 resets) in 100 ms. (396 steps per ms) remains 172/172 properties
BEST_FIRST walk for 40004 steps (87 resets) in 95 ms. (416 steps per ms) remains 172/172 properties
BEST_FIRST walk for 40003 steps (80 resets) in 95 ms. (416 steps per ms) remains 172/172 properties
BEST_FIRST walk for 40004 steps (93 resets) in 99 ms. (400 steps per ms) remains 172/172 properties
BEST_FIRST walk for 40004 steps (79 resets) in 97 ms. (408 steps per ms) remains 172/172 properties
BEST_FIRST walk for 40004 steps (83 resets) in 97 ms. (408 steps per ms) remains 172/172 properties
BEST_FIRST walk for 40004 steps (92 resets) in 98 ms. (404 steps per ms) remains 172/172 properties
BEST_FIRST walk for 40004 steps (88 resets) in 100 ms. (396 steps per ms) remains 172/172 properties
BEST_FIRST walk for 40003 steps (96 resets) in 130 ms. (305 steps per ms) remains 172/172 properties
BEST_FIRST walk for 40003 steps (86 resets) in 107 ms. (370 steps per ms) remains 172/172 properties
BEST_FIRST walk for 40003 steps (94 resets) in 105 ms. (377 steps per ms) remains 172/172 properties
BEST_FIRST walk for 40002 steps (92 resets) in 105 ms. (377 steps per ms) remains 172/172 properties
BEST_FIRST walk for 40002 steps (68 resets) in 103 ms. (384 steps per ms) remains 172/172 properties
BEST_FIRST walk for 40004 steps (76 resets) in 102 ms. (388 steps per ms) remains 172/172 properties
BEST_FIRST walk for 40003 steps (62 resets) in 98 ms. (404 steps per ms) remains 172/172 properties
BEST_FIRST walk for 40003 steps (69 resets) in 106 ms. (373 steps per ms) remains 172/172 properties
BEST_FIRST walk for 40004 steps (68 resets) in 103 ms. (384 steps per ms) remains 172/172 properties
Interrupted probabilistic random walk after 7823434 steps, run timeout after 36001 ms. (steps per millisecond=217 ) properties seen :0 out of 172
Probabilistic random walk after 7823434 steps, saw 1001804 distinct states, run finished after 36001 ms. (steps per millisecond=217 ) properties seen :0
[2024-05-31 18:43:41] [INFO ] Invariant cache hit.
[2024-05-31 18:43:41] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/177 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 172 unsolved
At refinement iteration 1 (OVERLAPS) 10/187 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 172 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/187 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 172 unsolved
At refinement iteration 3 (OVERLAPS) 72/259 variables, 30/36 constraints. Problems are: Problem set: 0 solved, 172 unsolved
[2024-05-31 18:43:43] [INFO ] Deduced a trap composed of 10 places in 20 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/259 variables, 1/37 constraints. Problems are: Problem set: 0 solved, 172 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/259 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 172 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (OVERLAPS) 44/303 variables, 24/61 constraints. Problems are: Problem set: 0 solved, 172 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/303 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 172 unsolved
At refinement iteration 8 (OVERLAPS) 254/557 variables, 303/364 constraints. Problems are: Problem set: 0 solved, 172 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/557 variables, 2/366 constraints. Problems are: Problem set: 0 solved, 172 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/557 variables, 0/366 constraints. Problems are: Problem set: 0 solved, 172 unsolved
At refinement iteration 11 (OVERLAPS) 9/566 variables, 9/375 constraints. Problems are: Problem set: 0 solved, 172 unsolved
[2024-05-31 18:43:50] [INFO ] Deduced a trap composed of 7 places in 48 ms of which 0 ms to minimize.
[2024-05-31 18:43:50] [INFO ] Deduced a trap composed of 12 places in 63 ms of which 1 ms to minimize.
[2024-05-31 18:43:50] [INFO ] Deduced a trap composed of 13 places in 62 ms of which 2 ms to minimize.
[2024-05-31 18:43:50] [INFO ] Deduced a trap composed of 8 places in 31 ms of which 0 ms to minimize.
[2024-05-31 18:43:52] [INFO ] Deduced a trap composed of 12 places in 60 ms of which 1 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/566 variables, 5/380 constraints. Problems are: Problem set: 0 solved, 172 unsolved
[2024-05-31 18:43:55] [INFO ] Deduced a trap composed of 17 places in 71 ms of which 2 ms to minimize.
[2024-05-31 18:43:55] [INFO ] Deduced a trap composed of 20 places in 75 ms of which 1 ms to minimize.
[2024-05-31 18:43:55] [INFO ] Deduced a trap composed of 22 places in 72 ms of which 2 ms to minimize.
At refinement iteration 13 (INCLUDED_ONLY) 0/566 variables, 3/383 constraints. Problems are: Problem set: 0 solved, 172 unsolved
[2024-05-31 18:43:57] [INFO ] Deduced a trap composed of 8 places in 89 ms of which 2 ms to minimize.
At refinement iteration 14 (INCLUDED_ONLY) 0/566 variables, 1/384 constraints. Problems are: Problem set: 0 solved, 172 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/566 variables, 0/384 constraints. Problems are: Problem set: 0 solved, 172 unsolved
[2024-05-31 18:44:01] [INFO ] Deduced a trap composed of 21 places in 51 ms of which 1 ms to minimize.
[2024-05-31 18:44:01] [INFO ] Deduced a trap composed of 23 places in 59 ms of which 1 ms to minimize.
At refinement iteration 16 (OVERLAPS) 0/566 variables, 2/386 constraints. Problems are: Problem set: 0 solved, 172 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/566 variables, 0/386 constraints. Problems are: Problem set: 0 solved, 172 unsolved
At refinement iteration 18 (OVERLAPS) 0/566 variables, 0/386 constraints. Problems are: Problem set: 0 solved, 172 unsolved
No progress, stopping.
After SMT solving in domain Real declared 566/566 variables, and 386 constraints, problems are : Problem set: 0 solved, 172 unsolved in 28481 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 312/312 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 172/172 constraints, Known Traps: 12/12 constraints]
Escalating to Integer solving :Problem set: 0 solved, 172 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/177 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 172 unsolved
At refinement iteration 1 (OVERLAPS) 10/187 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 172 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/187 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 172 unsolved
At refinement iteration 3 (OVERLAPS) 72/259 variables, 30/36 constraints. Problems are: Problem set: 0 solved, 172 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/259 variables, 3/39 constraints. Problems are: Problem set: 0 solved, 172 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/259 variables, 0/39 constraints. Problems are: Problem set: 0 solved, 172 unsolved
At refinement iteration 6 (OVERLAPS) 44/303 variables, 24/63 constraints. Problems are: Problem set: 0 solved, 172 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/303 variables, 8/71 constraints. Problems are: Problem set: 0 solved, 172 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/303 variables, 0/71 constraints. Problems are: Problem set: 0 solved, 172 unsolved
At refinement iteration 9 (OVERLAPS) 254/557 variables, 303/374 constraints. Problems are: Problem set: 0 solved, 172 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/557 variables, 2/376 constraints. Problems are: Problem set: 0 solved, 172 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/557 variables, 45/421 constraints. Problems are: Problem set: 0 solved, 172 unsolved
[2024-05-31 18:44:33] [INFO ] Deduced a trap composed of 10 places in 36 ms of which 1 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/557 variables, 1/422 constraints. Problems are: Problem set: 0 solved, 172 unsolved
[2024-05-31 18:44:48] [INFO ] Deduced a trap composed of 8 places in 66 ms of which 1 ms to minimize.
[2024-05-31 18:44:53] [INFO ] Deduced a trap composed of 9 places in 36 ms of which 0 ms to minimize.
[2024-05-31 18:44:54] [INFO ] Deduced a trap composed of 18 places in 79 ms of which 1 ms to minimize.
[2024-05-31 18:44:54] [INFO ] Deduced a trap composed of 17 places in 63 ms of which 5 ms to minimize.
[2024-05-31 18:44:54] [INFO ] Deduced a trap composed of 16 places in 57 ms of which 1 ms to minimize.
At refinement iteration 13 (INCLUDED_ONLY) 0/557 variables, 5/427 constraints. Problems are: Problem set: 0 solved, 172 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/557 variables, 0/427 constraints. Problems are: Problem set: 0 solved, 172 unsolved
SMT process timed out in 103629ms, After SMT, problems are : Problem set: 0 solved, 172 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 177 out of 312 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 254/254 transitions.
Applied a total of 0 rules in 9 ms. Remains 312 /312 variables (removed 0) and now considering 254/254 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 9 ms. Remains : 312/312 places, 254/254 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 254/254 transitions.
Applied a total of 0 rules in 8 ms. Remains 312 /312 variables (removed 0) and now considering 254/254 (removed 0) transitions.
[2024-05-31 18:45:25] [INFO ] Invariant cache hit.
[2024-05-31 18:45:25] [INFO ] Implicit Places using invariants in 111 ms returned []
[2024-05-31 18:45:25] [INFO ] Invariant cache hit.
[2024-05-31 18:45:25] [INFO ] State equation strengthened by 2 read => feed constraints.
[2024-05-31 18:45:25] [INFO ] Implicit Places using invariants and state equation in 232 ms returned []
Implicit Place search using SMT with State Equation took 345 ms to find 0 implicit places.
[2024-05-31 18:45:25] [INFO ] Redundant transitions in 12 ms returned []
Running 253 sub problems to find dead transitions.
[2024-05-31 18:45:25] [INFO ] Invariant cache hit.
[2024-05-31 18:45:25] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/311 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 253 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/311 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 253 unsolved
At refinement iteration 2 (OVERLAPS) 1/312 variables, 36/47 constraints. Problems are: Problem set: 0 solved, 253 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/312 variables, 13/60 constraints. Problems are: Problem set: 0 solved, 253 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/312 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 253 unsolved
At refinement iteration 5 (OVERLAPS) 254/566 variables, 312/372 constraints. Problems are: Problem set: 0 solved, 253 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/566 variables, 2/374 constraints. Problems are: Problem set: 0 solved, 253 unsolved
[2024-05-31 18:45:32] [INFO ] Deduced a trap composed of 17 places in 52 ms of which 1 ms to minimize.
[2024-05-31 18:45:32] [INFO ] Deduced a trap composed of 7 places in 51 ms of which 1 ms to minimize.
[2024-05-31 18:45:32] [INFO ] Deduced a trap composed of 9 places in 51 ms of which 1 ms to minimize.
[2024-05-31 18:45:33] [INFO ] Deduced a trap composed of 13 places in 48 ms of which 1 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/566 variables, 4/378 constraints. Problems are: Problem set: 0 solved, 253 unsolved
[2024-05-31 18:45:35] [INFO ] Deduced a trap composed of 13 places in 61 ms of which 1 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/566 variables, 1/379 constraints. Problems are: Problem set: 0 solved, 253 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/566 variables, 0/379 constraints. Problems are: Problem set: 0 solved, 253 unsolved
[2024-05-31 18:45:43] [INFO ] Deduced a trap composed of 15 places in 41 ms of which 1 ms to minimize.
At refinement iteration 10 (OVERLAPS) 0/566 variables, 1/380 constraints. Problems are: Problem set: 0 solved, 253 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/566 variables, 0/380 constraints. Problems are: Problem set: 0 solved, 253 unsolved
At refinement iteration 12 (OVERLAPS) 0/566 variables, 0/380 constraints. Problems are: Problem set: 0 solved, 253 unsolved
No progress, stopping.
After SMT solving in domain Real declared 566/566 variables, and 380 constraints, problems are : Problem set: 0 solved, 253 unsolved in 27898 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 312/312 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 253/253 constraints, Known Traps: 6/6 constraints]
Escalating to Integer solving :Problem set: 0 solved, 253 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/311 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 253 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/311 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 253 unsolved
At refinement iteration 2 (OVERLAPS) 1/312 variables, 36/47 constraints. Problems are: Problem set: 0 solved, 253 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/312 variables, 13/60 constraints. Problems are: Problem set: 0 solved, 253 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/312 variables, 6/66 constraints. Problems are: Problem set: 0 solved, 253 unsolved
[2024-05-31 18:45:55] [INFO ] Deduced a trap composed of 12 places in 30 ms of which 1 ms to minimize.
[2024-05-31 18:45:56] [INFO ] Deduced a trap composed of 12 places in 32 ms of which 0 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/312 variables, 2/68 constraints. Problems are: Problem set: 0 solved, 253 unsolved
[2024-05-31 18:45:58] [INFO ] Deduced a trap composed of 6 places in 24 ms of which 0 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/312 variables, 1/69 constraints. Problems are: Problem set: 0 solved, 253 unsolved
[2024-05-31 18:45:59] [INFO ] Deduced a trap composed of 8 places in 30 ms of which 0 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/312 variables, 1/70 constraints. Problems are: Problem set: 0 solved, 253 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/312 variables, 0/70 constraints. Problems are: Problem set: 0 solved, 253 unsolved
At refinement iteration 9 (OVERLAPS) 254/566 variables, 312/382 constraints. Problems are: Problem set: 0 solved, 253 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/566 variables, 2/384 constraints. Problems are: Problem set: 0 solved, 253 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/566 variables, 253/637 constraints. Problems are: Problem set: 0 solved, 253 unsolved
[2024-05-31 18:46:22] [INFO ] Deduced a trap composed of 9 places in 30 ms of which 0 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 566/566 variables, and 638 constraints, problems are : Problem set: 0 solved, 253 unsolved in 30017 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 312/312 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 253/253 constraints, Known Traps: 11/11 constraints]
After SMT, in 58086ms problems are : Problem set: 0 solved, 253 unsolved
Search for dead transitions found 0 dead transitions in 58090ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 58468 ms. Remains : 312/312 places, 254/254 transitions.
RANDOM walk for 400000 steps (5408 resets) in 5698 ms. (70 steps per ms) remains 172/177 properties
Running SMT prover for 172 properties.
[2024-05-31 18:46:25] [INFO ] Invariant cache hit.
[2024-05-31 18:46:25] [INFO ] [Real]Absence check using 36 positive place invariants in 5 ms returned sat
[2024-05-31 18:46:25] [INFO ] [Real]Absence check using 36 positive and 24 generalized place invariants in 19 ms returned sat
[2024-05-31 18:46:25] [INFO ] After 297ms SMT Verify possible using state equation in real domain returned unsat :0 sat :172
[2024-05-31 18:46:25] [INFO ] State equation strengthened by 2 read => feed constraints.
[2024-05-31 18:46:26] [INFO ] After 193ms SMT Verify possible using 2 Read/Feed constraints in real domain returned unsat :0 sat :172
TRAPS : Iteration 0
[2024-05-31 18:46:26] [INFO ] Deduced a trap composed of 6 places in 54 ms of which 1 ms to minimize.
[2024-05-31 18:46:26] [INFO ] Deduced a trap composed of 13 places in 52 ms of which 0 ms to minimize.
[2024-05-31 18:46:28] [INFO ] Deduced a trap composed of 16 places in 47 ms of which 1 ms to minimize.
TRAPS : Iteration 1
[2024-05-31 18:46:29] [INFO ] After 3686ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :0 real:172
[2024-05-31 18:46:29] [INFO ] After 4145ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:172
[2024-05-31 18:46:29] [INFO ] [Nat]Absence check using 36 positive place invariants in 5 ms returned sat
[2024-05-31 18:46:29] [INFO ] [Nat]Absence check using 36 positive and 24 generalized place invariants in 19 ms returned sat
[2024-05-31 18:46:30] [INFO ] After 392ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :172
[2024-05-31 18:46:30] [INFO ] After 354ms SMT Verify possible using 2 Read/Feed constraints in natural domain returned unsat :0 sat :172
TRAPS : Iteration 0
[2024-05-31 18:46:31] [INFO ] Deduced a trap composed of 9 places in 45 ms of which 1 ms to minimize.
[2024-05-31 18:46:31] [INFO ] Deduced a trap composed of 11 places in 36 ms of which 1 ms to minimize.
[2024-05-31 18:46:31] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 115 ms
[2024-05-31 18:46:31] [INFO ] Deduced a trap composed of 21 places in 61 ms of which 1 ms to minimize.
[2024-05-31 18:46:31] [INFO ] Deduced a trap composed of 13 places in 28 ms of which 1 ms to minimize.
[2024-05-31 18:46:31] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 126 ms
[2024-05-31 18:46:32] [INFO ] Deduced a trap composed of 16 places in 59 ms of which 1 ms to minimize.
[2024-05-31 18:46:32] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 88 ms
[2024-05-31 18:46:33] [INFO ] Deduced a trap composed of 18 places in 65 ms of which 3 ms to minimize.
[2024-05-31 18:46:33] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 92 ms
TRAPS : Iteration 1
[2024-05-31 18:46:34] [INFO ] Deduced a trap composed of 7 places in 63 ms of which 1 ms to minimize.
[2024-05-31 18:46:34] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 85 ms
[2024-05-31 18:46:37] [INFO ] Deduced a trap composed of 6 places in 49 ms of which 1 ms to minimize.
[2024-05-31 18:46:37] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 72 ms
TRAPS : Iteration 2
[2024-05-31 18:46:41] [INFO ] After 11812ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :172
[2024-05-31 18:46:42] [INFO ] After 12779ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :172
RANDOM walk for 4000000 steps (53846 resets) in 92378 ms. (43 steps per ms) remains 172/172 properties
BEST_FIRST walk for 40004 steps (96 resets) in 243 ms. (163 steps per ms) remains 172/172 properties
BEST_FIRST walk for 40003 steps (92 resets) in 227 ms. (175 steps per ms) remains 172/172 properties
BEST_FIRST walk for 40003 steps (87 resets) in 285 ms. (139 steps per ms) remains 172/172 properties
BEST_FIRST walk for 40004 steps (83 resets) in 222 ms. (179 steps per ms) remains 172/172 properties
BEST_FIRST walk for 40004 steps (89 resets) in 220 ms. (181 steps per ms) remains 172/172 properties
BEST_FIRST walk for 40001 steps (91 resets) in 209 ms. (190 steps per ms) remains 172/172 properties
BEST_FIRST walk for 40004 steps (87 resets) in 261 ms. (152 steps per ms) remains 172/172 properties
BEST_FIRST walk for 40003 steps (87 resets) in 216 ms. (184 steps per ms) remains 172/172 properties
BEST_FIRST walk for 40003 steps (92 resets) in 260 ms. (153 steps per ms) remains 172/172 properties
BEST_FIRST walk for 40003 steps (91 resets) in 228 ms. (174 steps per ms) remains 172/172 properties
BEST_FIRST walk for 40003 steps (88 resets) in 186 ms. (213 steps per ms) remains 172/172 properties
BEST_FIRST walk for 40004 steps (85 resets) in 212 ms. (187 steps per ms) remains 172/172 properties
BEST_FIRST walk for 40004 steps (92 resets) in 182 ms. (218 steps per ms) remains 172/172 properties
BEST_FIRST walk for 40004 steps (104 resets) in 284 ms. (140 steps per ms) remains 172/172 properties
BEST_FIRST walk for 40003 steps (87 resets) in 176 ms. (226 steps per ms) remains 172/172 properties
BEST_FIRST walk for 40002 steps (86 resets) in 242 ms. (164 steps per ms) remains 172/172 properties
BEST_FIRST walk for 40004 steps (80 resets) in 238 ms. (167 steps per ms) remains 172/172 properties
BEST_FIRST walk for 40004 steps (89 resets) in 180 ms. (221 steps per ms) remains 172/172 properties
BEST_FIRST walk for 40003 steps (92 resets) in 194 ms. (205 steps per ms) remains 172/172 properties
BEST_FIRST walk for 40004 steps (84 resets) in 259 ms. (153 steps per ms) remains 172/172 properties
BEST_FIRST walk for 40004 steps (91 resets) in 190 ms. (209 steps per ms) remains 172/172 properties
BEST_FIRST walk for 40004 steps (93 resets) in 260 ms. (153 steps per ms) remains 172/172 properties
BEST_FIRST walk for 40002 steps (86 resets) in 186 ms. (213 steps per ms) remains 172/172 properties
BEST_FIRST walk for 40004 steps (83 resets) in 186 ms. (213 steps per ms) remains 172/172 properties
BEST_FIRST walk for 40003 steps (86 resets) in 266 ms. (149 steps per ms) remains 172/172 properties
BEST_FIRST walk for 40003 steps (88 resets) in 232 ms. (171 steps per ms) remains 172/172 properties
BEST_FIRST walk for 40004 steps (86 resets) in 222 ms. (179 steps per ms) remains 172/172 properties
BEST_FIRST walk for 40003 steps (83 resets) in 204 ms. (195 steps per ms) remains 172/172 properties
BEST_FIRST walk for 40004 steps (83 resets) in 268 ms. (148 steps per ms) remains 172/172 properties
BEST_FIRST walk for 40003 steps (84 resets) in 259 ms. (153 steps per ms) remains 172/172 properties
BEST_FIRST walk for 40003 steps (90 resets) in 263 ms. (151 steps per ms) remains 172/172 properties
BEST_FIRST walk for 40003 steps (94 resets) in 215 ms. (185 steps per ms) remains 172/172 properties
BEST_FIRST walk for 40004 steps (86 resets) in 201 ms. (198 steps per ms) remains 172/172 properties
BEST_FIRST walk for 40002 steps (86 resets) in 201 ms. (198 steps per ms) remains 172/172 properties
BEST_FIRST walk for 40004 steps (90 resets) in 276 ms. (144 steps per ms) remains 172/172 properties
BEST_FIRST walk for 40004 steps (88 resets) in 159 ms. (250 steps per ms) remains 172/172 properties
BEST_FIRST walk for 40003 steps (92 resets) in 218 ms. (182 steps per ms) remains 172/172 properties
BEST_FIRST walk for 40004 steps (89 resets) in 222 ms. (179 steps per ms) remains 172/172 properties
BEST_FIRST walk for 40003 steps (82 resets) in 259 ms. (153 steps per ms) remains 172/172 properties
BEST_FIRST walk for 40004 steps (89 resets) in 238 ms. (167 steps per ms) remains 172/172 properties
BEST_FIRST walk for 40004 steps (83 resets) in 206 ms. (193 steps per ms) remains 172/172 properties
BEST_FIRST walk for 40004 steps (90 resets) in 186 ms. (213 steps per ms) remains 172/172 properties
BEST_FIRST walk for 40004 steps (91 resets) in 214 ms. (186 steps per ms) remains 172/172 properties
BEST_FIRST walk for 40004 steps (97 resets) in 226 ms. (176 steps per ms) remains 172/172 properties
BEST_FIRST walk for 40004 steps (96 resets) in 294 ms. (135 steps per ms) remains 172/172 properties
BEST_FIRST walk for 40004 steps (65 resets) in 226 ms. (176 steps per ms) remains 172/172 properties
BEST_FIRST walk for 40004 steps (75 resets) in 199 ms. (200 steps per ms) remains 172/172 properties
BEST_FIRST walk for 40004 steps (69 resets) in 263 ms. (151 steps per ms) remains 172/172 properties
BEST_FIRST walk for 40004 steps (66 resets) in 232 ms. (171 steps per ms) remains 172/172 properties
BEST_FIRST walk for 40002 steps (73 resets) in 267 ms. (149 steps per ms) remains 172/172 properties
Probabilistic random walk after 10000001 steps, saw 1268363 distinct states, run finished after 67633 ms. (steps per millisecond=147 ) properties seen :0
[2024-05-31 18:48:17] [INFO ] Invariant cache hit.
[2024-05-31 18:48:17] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/177 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 172 unsolved
At refinement iteration 1 (OVERLAPS) 10/187 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 172 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/187 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 172 unsolved
At refinement iteration 3 (OVERLAPS) 72/259 variables, 30/36 constraints. Problems are: Problem set: 0 solved, 172 unsolved
[2024-05-31 18:48:20] [INFO ] Deduced a trap composed of 10 places in 28 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/259 variables, 1/37 constraints. Problems are: Problem set: 0 solved, 172 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/259 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 172 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (OVERLAPS) 44/303 variables, 24/61 constraints. Problems are: Problem set: 0 solved, 172 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/303 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 172 unsolved
At refinement iteration 8 (OVERLAPS) 254/557 variables, 303/364 constraints. Problems are: Problem set: 0 solved, 172 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/557 variables, 2/366 constraints. Problems are: Problem set: 0 solved, 172 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/557 variables, 0/366 constraints. Problems are: Problem set: 0 solved, 172 unsolved
At refinement iteration 11 (OVERLAPS) 9/566 variables, 9/375 constraints. Problems are: Problem set: 0 solved, 172 unsolved
[2024-05-31 18:48:26] [INFO ] Deduced a trap composed of 7 places in 53 ms of which 1 ms to minimize.
[2024-05-31 18:48:26] [INFO ] Deduced a trap composed of 12 places in 62 ms of which 2 ms to minimize.
[2024-05-31 18:48:26] [INFO ] Deduced a trap composed of 13 places in 69 ms of which 2 ms to minimize.
[2024-05-31 18:48:27] [INFO ] Deduced a trap composed of 8 places in 38 ms of which 1 ms to minimize.
[2024-05-31 18:48:28] [INFO ] Deduced a trap composed of 12 places in 57 ms of which 1 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/566 variables, 5/380 constraints. Problems are: Problem set: 0 solved, 172 unsolved
[2024-05-31 18:48:31] [INFO ] Deduced a trap composed of 17 places in 84 ms of which 1 ms to minimize.
[2024-05-31 18:48:31] [INFO ] Deduced a trap composed of 20 places in 81 ms of which 2 ms to minimize.
[2024-05-31 18:48:31] [INFO ] Deduced a trap composed of 22 places in 76 ms of which 1 ms to minimize.
At refinement iteration 13 (INCLUDED_ONLY) 0/566 variables, 3/383 constraints. Problems are: Problem set: 0 solved, 172 unsolved
[2024-05-31 18:48:33] [INFO ] Deduced a trap composed of 8 places in 81 ms of which 2 ms to minimize.
At refinement iteration 14 (INCLUDED_ONLY) 0/566 variables, 1/384 constraints. Problems are: Problem set: 0 solved, 172 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/566 variables, 0/384 constraints. Problems are: Problem set: 0 solved, 172 unsolved
[2024-05-31 18:48:37] [INFO ] Deduced a trap composed of 21 places in 59 ms of which 1 ms to minimize.
[2024-05-31 18:48:37] [INFO ] Deduced a trap composed of 23 places in 52 ms of which 1 ms to minimize.
At refinement iteration 16 (OVERLAPS) 0/566 variables, 2/386 constraints. Problems are: Problem set: 0 solved, 172 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/566 variables, 0/386 constraints. Problems are: Problem set: 0 solved, 172 unsolved
At refinement iteration 18 (OVERLAPS) 0/566 variables, 0/386 constraints. Problems are: Problem set: 0 solved, 172 unsolved
No progress, stopping.
After SMT solving in domain Real declared 566/566 variables, and 386 constraints, problems are : Problem set: 0 solved, 172 unsolved in 28682 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 312/312 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 172/172 constraints, Known Traps: 12/12 constraints]
Escalating to Integer solving :Problem set: 0 solved, 172 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/177 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 172 unsolved
At refinement iteration 1 (OVERLAPS) 10/187 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 172 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/187 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 172 unsolved
At refinement iteration 3 (OVERLAPS) 72/259 variables, 30/36 constraints. Problems are: Problem set: 0 solved, 172 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/259 variables, 3/39 constraints. Problems are: Problem set: 0 solved, 172 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/259 variables, 0/39 constraints. Problems are: Problem set: 0 solved, 172 unsolved
At refinement iteration 6 (OVERLAPS) 44/303 variables, 24/63 constraints. Problems are: Problem set: 0 solved, 172 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/303 variables, 8/71 constraints. Problems are: Problem set: 0 solved, 172 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/303 variables, 0/71 constraints. Problems are: Problem set: 0 solved, 172 unsolved
At refinement iteration 9 (OVERLAPS) 254/557 variables, 303/374 constraints. Problems are: Problem set: 0 solved, 172 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/557 variables, 2/376 constraints. Problems are: Problem set: 0 solved, 172 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/557 variables, 45/421 constraints. Problems are: Problem set: 0 solved, 172 unsolved
[2024-05-31 18:49:09] [INFO ] Deduced a trap composed of 10 places in 36 ms of which 0 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/557 variables, 1/422 constraints. Problems are: Problem set: 0 solved, 172 unsolved
[2024-05-31 18:49:24] [INFO ] Deduced a trap composed of 8 places in 60 ms of which 2 ms to minimize.
[2024-05-31 18:49:29] [INFO ] Deduced a trap composed of 9 places in 41 ms of which 1 ms to minimize.
[2024-05-31 18:49:30] [INFO ] Deduced a trap composed of 18 places in 71 ms of which 1 ms to minimize.
[2024-05-31 18:49:30] [INFO ] Deduced a trap composed of 17 places in 70 ms of which 2 ms to minimize.
[2024-05-31 18:49:31] [INFO ] Deduced a trap composed of 16 places in 61 ms of which 1 ms to minimize.
At refinement iteration 13 (INCLUDED_ONLY) 0/557 variables, 5/427 constraints. Problems are: Problem set: 0 solved, 172 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/557 variables, 0/427 constraints. Problems are: Problem set: 0 solved, 172 unsolved
At refinement iteration 15 (OVERLAPS) 9/566 variables, 9/436 constraints. Problems are: Problem set: 0 solved, 172 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 566/566 variables, and 563 constraints, problems are : Problem set: 0 solved, 172 unsolved in 90041 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 312/312 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 172/172 constraints, Known Traps: 17/18 constraints]
After SMT, in 118870ms problems are : Problem set: 0 solved, 172 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 177 out of 312 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 254/254 transitions.
Applied a total of 0 rules in 17 ms. Remains 312 /312 variables (removed 0) and now considering 254/254 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 17 ms. Remains : 312/312 places, 254/254 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 254/254 transitions.
Applied a total of 0 rules in 9 ms. Remains 312 /312 variables (removed 0) and now considering 254/254 (removed 0) transitions.
[2024-05-31 18:50:16] [INFO ] Invariant cache hit.
[2024-05-31 18:50:16] [INFO ] Implicit Places using invariants in 116 ms returned []
[2024-05-31 18:50:16] [INFO ] Invariant cache hit.
[2024-05-31 18:50:17] [INFO ] State equation strengthened by 2 read => feed constraints.
[2024-05-31 18:50:17] [INFO ] Implicit Places using invariants and state equation in 219 ms returned []
Implicit Place search using SMT with State Equation took 349 ms to find 0 implicit places.
[2024-05-31 18:50:17] [INFO ] Redundant transitions in 3 ms returned []
Running 253 sub problems to find dead transitions.
[2024-05-31 18:50:17] [INFO ] Invariant cache hit.
[2024-05-31 18:50:17] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/311 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 253 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/311 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 253 unsolved
At refinement iteration 2 (OVERLAPS) 1/312 variables, 36/47 constraints. Problems are: Problem set: 0 solved, 253 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/312 variables, 13/60 constraints. Problems are: Problem set: 0 solved, 253 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/312 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 253 unsolved
At refinement iteration 5 (OVERLAPS) 254/566 variables, 312/372 constraints. Problems are: Problem set: 0 solved, 253 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/566 variables, 2/374 constraints. Problems are: Problem set: 0 solved, 253 unsolved
[2024-05-31 18:50:24] [INFO ] Deduced a trap composed of 17 places in 45 ms of which 1 ms to minimize.
[2024-05-31 18:50:24] [INFO ] Deduced a trap composed of 7 places in 47 ms of which 1 ms to minimize.
[2024-05-31 18:50:24] [INFO ] Deduced a trap composed of 9 places in 50 ms of which 1 ms to minimize.
[2024-05-31 18:50:24] [INFO ] Deduced a trap composed of 13 places in 50 ms of which 1 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/566 variables, 4/378 constraints. Problems are: Problem set: 0 solved, 253 unsolved
[2024-05-31 18:50:27] [INFO ] Deduced a trap composed of 13 places in 60 ms of which 1 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/566 variables, 1/379 constraints. Problems are: Problem set: 0 solved, 253 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/566 variables, 0/379 constraints. Problems are: Problem set: 0 solved, 253 unsolved
[2024-05-31 18:50:35] [INFO ] Deduced a trap composed of 15 places in 44 ms of which 1 ms to minimize.
At refinement iteration 10 (OVERLAPS) 0/566 variables, 1/380 constraints. Problems are: Problem set: 0 solved, 253 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/566 variables, 0/380 constraints. Problems are: Problem set: 0 solved, 253 unsolved
At refinement iteration 12 (OVERLAPS) 0/566 variables, 0/380 constraints. Problems are: Problem set: 0 solved, 253 unsolved
No progress, stopping.
After SMT solving in domain Real declared 566/566 variables, and 380 constraints, problems are : Problem set: 0 solved, 253 unsolved in 28432 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 312/312 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 253/253 constraints, Known Traps: 6/6 constraints]
Escalating to Integer solving :Problem set: 0 solved, 253 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/311 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 253 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/311 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 253 unsolved
At refinement iteration 2 (OVERLAPS) 1/312 variables, 36/47 constraints. Problems are: Problem set: 0 solved, 253 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/312 variables, 13/60 constraints. Problems are: Problem set: 0 solved, 253 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/312 variables, 6/66 constraints. Problems are: Problem set: 0 solved, 253 unsolved
[2024-05-31 18:50:47] [INFO ] Deduced a trap composed of 12 places in 35 ms of which 1 ms to minimize.
[2024-05-31 18:50:48] [INFO ] Deduced a trap composed of 12 places in 29 ms of which 1 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/312 variables, 2/68 constraints. Problems are: Problem set: 0 solved, 253 unsolved
[2024-05-31 18:50:50] [INFO ] Deduced a trap composed of 6 places in 23 ms of which 1 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/312 variables, 1/69 constraints. Problems are: Problem set: 0 solved, 253 unsolved
[2024-05-31 18:50:51] [INFO ] Deduced a trap composed of 8 places in 32 ms of which 1 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/312 variables, 1/70 constraints. Problems are: Problem set: 0 solved, 253 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/312 variables, 0/70 constraints. Problems are: Problem set: 0 solved, 253 unsolved
At refinement iteration 9 (OVERLAPS) 254/566 variables, 312/382 constraints. Problems are: Problem set: 0 solved, 253 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/566 variables, 2/384 constraints. Problems are: Problem set: 0 solved, 253 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/566 variables, 253/637 constraints. Problems are: Problem set: 0 solved, 253 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 566/566 variables, and 637 constraints, problems are : Problem set: 0 solved, 253 unsolved in 30024 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 312/312 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 253/253 constraints, Known Traps: 10/10 constraints]
After SMT, in 58615ms problems are : Problem set: 0 solved, 253 unsolved
Search for dead transitions found 0 dead transitions in 58618ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 58986 ms. Remains : 312/312 places, 254/254 transitions.
RANDOM walk for 400000 steps (5378 resets) in 9303 ms. (42 steps per ms) remains 168/177 properties
Running SMT prover for 168 properties.
[2024-05-31 18:51:18] [INFO ] Invariant cache hit.
[2024-05-31 18:51:18] [INFO ] [Real]Absence check using 36 positive place invariants in 4 ms returned sat
[2024-05-31 18:51:18] [INFO ] [Real]Absence check using 36 positive and 24 generalized place invariants in 27 ms returned sat
[2024-05-31 18:51:19] [INFO ] After 339ms SMT Verify possible using state equation in real domain returned unsat :0 sat :168
[2024-05-31 18:51:19] [INFO ] State equation strengthened by 2 read => feed constraints.
[2024-05-31 18:51:19] [INFO ] After 188ms SMT Verify possible using 2 Read/Feed constraints in real domain returned unsat :0 sat :168
TRAPS : Iteration 0
[2024-05-31 18:51:20] [INFO ] Deduced a trap composed of 12 places in 66 ms of which 1 ms to minimize.
[2024-05-31 18:51:21] [INFO ] Deduced a trap composed of 16 places in 61 ms of which 2 ms to minimize.
TRAPS : Iteration 1
[2024-05-31 18:51:24] [INFO ] After 5251ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :0 real:168
[2024-05-31 18:51:24] [INFO ] After 5758ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:168
[2024-05-31 18:51:24] [INFO ] [Nat]Absence check using 36 positive place invariants in 4 ms returned sat
[2024-05-31 18:51:24] [INFO ] [Nat]Absence check using 36 positive and 24 generalized place invariants in 40 ms returned sat
[2024-05-31 18:51:24] [INFO ] After 319ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :168
[2024-05-31 18:51:25] [INFO ] After 316ms SMT Verify possible using 2 Read/Feed constraints in natural domain returned unsat :0 sat :168
TRAPS : Iteration 0
[2024-05-31 18:51:25] [INFO ] Deduced a trap composed of 13 places in 66 ms of which 1 ms to minimize.
[2024-05-31 18:51:25] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 97 ms
TRAPS : Iteration 1
[2024-05-31 18:51:30] [INFO ] Deduced a trap composed of 9 places in 41 ms of which 0 ms to minimize.
[2024-05-31 18:51:30] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 69 ms
[2024-05-31 18:51:30] [INFO ] Deduced a trap composed of 21 places in 71 ms of which 1 ms to minimize.
[2024-05-31 18:51:30] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 94 ms
[2024-05-31 18:51:31] [INFO ] Deduced a trap composed of 6 places in 69 ms of which 1 ms to minimize.
[2024-05-31 18:51:31] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 95 ms
[2024-05-31 18:51:31] [INFO ] Deduced a trap composed of 18 places in 67 ms of which 1 ms to minimize.
[2024-05-31 18:51:31] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 95 ms
[2024-05-31 18:51:31] [INFO ] Deduced a trap composed of 11 places in 53 ms of which 1 ms to minimize.
[2024-05-31 18:51:31] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 83 ms
TRAPS : Iteration 2
[2024-05-31 18:51:32] [INFO ] Deduced a trap composed of 7 places in 62 ms of which 1 ms to minimize.
[2024-05-31 18:51:32] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 92 ms
TRAPS : Iteration 3
[2024-05-31 18:51:36] [INFO ] Deduced a trap composed of 23 places in 63 ms of which 1 ms to minimize.
[2024-05-31 18:51:36] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 90 ms
[2024-05-31 18:51:38] [INFO ] Deduced a trap composed of 13 places in 35 ms of which 0 ms to minimize.
[2024-05-31 18:51:38] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 59 ms
TRAPS : Iteration 4
[2024-05-31 18:51:41] [INFO ] Deduced a trap composed of 16 places in 49 ms of which 0 ms to minimize.
[2024-05-31 18:51:41] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 70 ms
TRAPS : Iteration 5
[2024-05-31 18:51:44] [INFO ] Deduced a trap composed of 8 places in 40 ms of which 1 ms to minimize.
[2024-05-31 18:51:44] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 70 ms
TRAPS : Iteration 6
[2024-05-31 18:51:49] [INFO ] After 24975ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :168
[2024-05-31 18:51:50] [INFO ] After 25757ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :168
RANDOM walk for 40000 steps (540 resets) in 164 ms. (242 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (91 resets) in 106 ms. (373 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1606619 steps, run timeout after 3001 ms. (steps per millisecond=535 ) properties seen :0 out of 1
Probabilistic random walk after 1606619 steps, saw 225182 distinct states, run finished after 3001 ms. (steps per millisecond=535 ) properties seen :0
[2024-05-31 18:51:53] [INFO ] Invariant cache hit.
[2024-05-31 18:51:53] [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) 183/184 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/184 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/244 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/244 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/262 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/262 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 254/516 variables, 262/322 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/516 variables, 2/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/516 variables, 0/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 50/566 variables, 50/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/566 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/566 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 566/566 variables, and 374 constraints, problems are : Problem set: 0 solved, 1 unsolved in 248 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 312/312 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) 183/184 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/184 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/244 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/244 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/262 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/262 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 254/516 variables, 262/322 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/516 variables, 2/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/516 variables, 1/325 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-31 18:51:53] [INFO ] Deduced a trap composed of 17 places in 43 ms of which 1 ms to minimize.
[2024-05-31 18:51:54] [INFO ] Deduced a trap composed of 19 places in 41 ms of which 1 ms to minimize.
[2024-05-31 18:51:54] [INFO ] Deduced a trap composed of 18 places in 40 ms of which 0 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/516 variables, 3/328 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/516 variables, 0/328 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 50/566 variables, 50/378 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/566 variables, 0/378 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/566 variables, 0/378 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 566/566 variables, and 378 constraints, problems are : Problem set: 0 solved, 1 unsolved in 569 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 312/312 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 3/3 constraints]
After SMT, in 827ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 25776 steps, including 77 resets, run visited all 1 properties in 76 ms. (steps per millisecond=339 )
Parikh walk visited 1 properties in 80 ms.
RANDOM walk for 2139 steps (25 resets) in 20 ms. (101 steps per ms) remains 0/1 properties
RANDOM walk for 335 steps (3 resets) in 5 ms. (55 steps per ms) remains 0/1 properties
RANDOM walk for 40000 steps (544 resets) in 320 ms. (124 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (86 resets) in 92 ms. (430 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1613267 steps, run timeout after 3001 ms. (steps per millisecond=537 ) properties seen :0 out of 1
Probabilistic random walk after 1613267 steps, saw 226232 distinct states, run finished after 3001 ms. (steps per millisecond=537 ) properties seen :0
[2024-05-31 18:51:57] [INFO ] Invariant cache hit.
[2024-05-31 18:51:57] [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) 183/184 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/184 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/244 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/244 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/262 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/262 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 254/516 variables, 262/322 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/516 variables, 2/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/516 variables, 0/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 50/566 variables, 50/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/566 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/566 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 566/566 variables, and 374 constraints, problems are : Problem set: 0 solved, 1 unsolved in 269 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 312/312 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) 183/184 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/184 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/244 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-31 18:51:57] [INFO ] Deduced a trap composed of 8 places in 48 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/244 variables, 1/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/244 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 18/262 variables, 17/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/262 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 254/516 variables, 262/323 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/516 variables, 2/325 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/516 variables, 1/326 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-31 18:51:58] [INFO ] Deduced a trap composed of 17 places in 51 ms of which 1 ms to minimize.
[2024-05-31 18:51:58] [INFO ] Deduced a trap composed of 23 places in 42 ms of which 1 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/516 variables, 2/328 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/516 variables, 0/328 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 50/566 variables, 50/378 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/566 variables, 0/378 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/566 variables, 0/378 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 566/566 variables, and 378 constraints, problems are : Problem set: 0 solved, 1 unsolved in 583 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 312/312 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 3/3 constraints]
After SMT, in 857ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 602 ms.
Support contains 1 out of 312 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 254/254 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 312 transition count 254
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 311 transition count 253
Applied a total of 2 rules in 44 ms. Remains 311 /312 variables (removed 1) and now considering 253/254 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 44 ms. Remains : 311/312 places, 253/254 transitions.
RANDOM walk for 40000 steps (554 resets) in 148 ms. (268 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (90 resets) in 87 ms. (454 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1611920 steps, run timeout after 3001 ms. (steps per millisecond=537 ) properties seen :0 out of 1
Probabilistic random walk after 1611920 steps, saw 226026 distinct states, run finished after 3001 ms. (steps per millisecond=537 ) properties seen :0
// Phase 1: matrix 253 rows 311 cols
[2024-05-31 18:52:01] [INFO ] Computed 60 invariants in 10 ms
[2024-05-31 18:52:01] [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) 182/183 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/183 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 35/218 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/218 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/243 variables, 17/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/243 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 7/250 variables, 7/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/250 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 200/450 variables, 250/305 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/450 variables, 2/307 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/450 variables, 0/307 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 12/462 variables, 8/315 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/462 variables, 3/318 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/462 variables, 0/318 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 1/463 variables, 1/319 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/463 variables, 1/320 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/463 variables, 0/320 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 52/515 variables, 3/323 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/515 variables, 1/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/515 variables, 0/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 49/564 variables, 49/373 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/564 variables, 0/373 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/564 variables, 0/373 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 564/564 variables, and 373 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: 311/311 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) 182/183 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/183 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 35/218 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/218 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/243 variables, 17/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/243 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 7/250 variables, 7/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/250 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 200/450 variables, 250/305 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/450 variables, 2/307 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/450 variables, 1/308 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/450 variables, 0/308 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 12/462 variables, 8/316 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/462 variables, 3/319 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/462 variables, 0/319 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 1/463 variables, 1/320 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/463 variables, 1/321 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/463 variables, 0/321 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 52/515 variables, 3/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/515 variables, 1/325 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/515 variables, 0/325 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (OVERLAPS) 49/564 variables, 49/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/564 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (OVERLAPS) 0/564 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 564/564 variables, and 374 constraints, problems are : Problem set: 0 solved, 1 unsolved in 299 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 311/311 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 623ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 2418 steps, including 1 resets, run visited all 1 properties in 14 ms. (steps per millisecond=172 )
Parikh walk visited 1 properties in 13 ms.
RANDOM walk for 40000 steps (540 resets) in 138 ms. (287 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (91 resets) in 67 ms. (588 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1610154 steps, run timeout after 3001 ms. (steps per millisecond=536 ) properties seen :0 out of 1
Probabilistic random walk after 1610154 steps, saw 225737 distinct states, run finished after 3001 ms. (steps per millisecond=536 ) properties seen :0
// Phase 1: matrix 254 rows 312 cols
[2024-05-31 18:52:05] [INFO ] Computed 60 invariants in 7 ms
[2024-05-31 18:52:05] [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) 183/184 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/184 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/244 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/244 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/262 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/262 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 254/516 variables, 262/322 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/516 variables, 2/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/516 variables, 0/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 50/566 variables, 50/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/566 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/566 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 566/566 variables, and 374 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: 312/312 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) 183/184 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/184 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/244 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-31 18:52:06] [INFO ] Deduced a trap composed of 12 places in 36 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/244 variables, 1/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/244 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 18/262 variables, 17/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/262 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 254/516 variables, 262/323 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/516 variables, 2/325 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/516 variables, 1/326 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/516 variables, 0/326 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 50/566 variables, 50/376 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/566 variables, 0/376 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/566 variables, 0/376 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 566/566 variables, and 376 constraints, problems are : Problem set: 0 solved, 1 unsolved in 274 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 312/312 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints]
After SMT, in 542ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 2346 steps, including 1 resets, run visited all 1 properties in 8 ms. (steps per millisecond=293 )
Parikh walk visited 1 properties in 8 ms.
RANDOM walk for 40000 steps (531 resets) in 113 ms. (350 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (91 resets) in 43 ms. (909 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1611411 steps, run timeout after 3001 ms. (steps per millisecond=536 ) properties seen :0 out of 1
Probabilistic random walk after 1611411 steps, saw 225934 distinct states, run finished after 3001 ms. (steps per millisecond=536 ) properties seen :0
[2024-05-31 18:52:09] [INFO ] Invariant cache hit.
[2024-05-31 18:52:09] [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) 183/184 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/184 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/244 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/244 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/262 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/262 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 254/516 variables, 262/322 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/516 variables, 2/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/516 variables, 0/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 50/566 variables, 50/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/566 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/566 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 566/566 variables, and 374 constraints, problems are : Problem set: 0 solved, 1 unsolved in 202 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 312/312 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) 183/184 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/184 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/244 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/244 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/262 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/262 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 254/516 variables, 262/322 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/516 variables, 2/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/516 variables, 1/325 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-31 18:52:09] [INFO ] Deduced a trap composed of 19 places in 63 ms of which 1 ms to minimize.
[2024-05-31 18:52:09] [INFO ] Deduced a trap composed of 22 places in 56 ms of which 2 ms to minimize.
[2024-05-31 18:52:09] [INFO ] Deduced a trap composed of 18 places in 38 ms of which 1 ms to minimize.
[2024-05-31 18:52:09] [INFO ] Deduced a trap composed of 17 places in 39 ms of which 1 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/516 variables, 4/329 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/516 variables, 0/329 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 50/566 variables, 50/379 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/566 variables, 0/379 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/566 variables, 0/379 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 566/566 variables, and 379 constraints, problems are : Problem set: 0 solved, 1 unsolved in 533 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 312/312 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 4/4 constraints]
After SMT, in 743ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 74982 steps, including 85 resets, run visited all 1 properties in 179 ms. (steps per millisecond=418 )
Parikh walk visited 1 properties in 179 ms.
RANDOM walk for 40000 steps (543 resets) in 118 ms. (336 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (88 resets) in 44 ms. (888 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1625305 steps, run timeout after 3001 ms. (steps per millisecond=541 ) properties seen :0 out of 1
Probabilistic random walk after 1625305 steps, saw 228047 distinct states, run finished after 3001 ms. (steps per millisecond=541 ) properties seen :0
[2024-05-31 18:52:13] [INFO ] Invariant cache hit.
[2024-05-31 18:52:13] [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) 183/184 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/184 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/244 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/244 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/262 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/262 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 254/516 variables, 262/322 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/516 variables, 2/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/516 variables, 0/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 50/566 variables, 50/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/566 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/566 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 566/566 variables, and 374 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: 312/312 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) 183/184 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/184 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/244 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-31 18:52:13] [INFO ] Deduced a trap composed of 8 places in 38 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/244 variables, 1/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/244 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 18/262 variables, 17/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/262 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 254/516 variables, 262/323 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/516 variables, 2/325 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/516 variables, 1/326 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-31 18:52:13] [INFO ] Deduced a trap composed of 16 places in 61 ms of which 1 ms to minimize.
[2024-05-31 18:52:13] [INFO ] Deduced a trap composed of 19 places in 59 ms of which 1 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/516 variables, 2/328 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/516 variables, 0/328 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 50/566 variables, 50/378 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/566 variables, 0/378 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/566 variables, 0/378 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 566/566 variables, and 378 constraints, problems are : Problem set: 0 solved, 1 unsolved in 535 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 312/312 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 3/3 constraints]
After SMT, in 763ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 5698 steps, including 32 resets, run visited all 1 properties in 17 ms. (steps per millisecond=335 )
Parikh walk visited 1 properties in 18 ms.
RANDOM walk for 40000 steps (542 resets) in 131 ms. (303 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (91 resets) in 43 ms. (909 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1627288 steps, run timeout after 3001 ms. (steps per millisecond=542 ) properties seen :0 out of 1
Probabilistic random walk after 1627288 steps, saw 228352 distinct states, run finished after 3001 ms. (steps per millisecond=542 ) properties seen :0
[2024-05-31 18:52:17] [INFO ] Invariant cache hit.
[2024-05-31 18:52:17] [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) 183/184 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/184 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/244 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/244 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/262 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/262 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 254/516 variables, 262/322 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/516 variables, 2/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/516 variables, 0/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 50/566 variables, 50/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/566 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/566 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 566/566 variables, and 374 constraints, problems are : Problem set: 0 solved, 1 unsolved in 188 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 312/312 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) 183/184 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/184 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/244 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-31 18:52:17] [INFO ] Deduced a trap composed of 8 places in 46 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/244 variables, 1/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/244 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 18/262 variables, 17/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/262 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 254/516 variables, 262/323 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/516 variables, 2/325 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/516 variables, 1/326 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-31 18:52:17] [INFO ] Deduced a trap composed of 16 places in 66 ms of which 1 ms to minimize.
[2024-05-31 18:52:17] [INFO ] Deduced a trap composed of 19 places in 55 ms of which 1 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/516 variables, 2/328 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/516 variables, 0/328 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 50/566 variables, 50/378 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/566 variables, 0/378 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/566 variables, 0/378 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 566/566 variables, and 378 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: 312/312 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 3/3 constraints]
After SMT, in 742ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 12419 steps, including 89 resets, run visited all 1 properties in 33 ms. (steps per millisecond=376 )
Parikh walk visited 1 properties in 32 ms.
RANDOM walk for 40000 steps (538 resets) in 102 ms. (388 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (88 resets) in 56 ms. (701 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1626008 steps, run timeout after 3001 ms. (steps per millisecond=541 ) properties seen :0 out of 1
Probabilistic random walk after 1626008 steps, saw 228167 distinct states, run finished after 3001 ms. (steps per millisecond=541 ) properties seen :0
[2024-05-31 18:52:20] [INFO ] Invariant cache hit.
[2024-05-31 18:52:20] [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) 183/184 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/184 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/244 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/244 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/262 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/262 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 254/516 variables, 262/322 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/516 variables, 2/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/516 variables, 0/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 50/566 variables, 50/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/566 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/566 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 566/566 variables, and 374 constraints, problems are : Problem set: 0 solved, 1 unsolved in 204 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 312/312 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) 183/184 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/184 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/244 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/244 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/262 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/262 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 254/516 variables, 262/322 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/516 variables, 2/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/516 variables, 1/325 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-31 18:52:21] [INFO ] Deduced a trap composed of 19 places in 62 ms of which 1 ms to minimize.
[2024-05-31 18:52:21] [INFO ] Deduced a trap composed of 22 places in 62 ms of which 1 ms to minimize.
[2024-05-31 18:52:21] [INFO ] Deduced a trap composed of 18 places in 42 ms of which 1 ms to minimize.
[2024-05-31 18:52:21] [INFO ] Deduced a trap composed of 17 places in 55 ms of which 1 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/516 variables, 4/329 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/516 variables, 0/329 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 50/566 variables, 50/379 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/566 variables, 0/379 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/566 variables, 0/379 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 566/566 variables, and 379 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: 312/312 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 4/4 constraints]
After SMT, in 749ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 97035 steps, including 142 resets, run visited all 1 properties in 214 ms. (steps per millisecond=453 )
Parikh walk visited 1 properties in 214 ms.
RANDOM walk for 40000 steps (539 resets) in 144 ms. (275 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40002 steps (89 resets) in 53 ms. (740 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1624416 steps, run timeout after 3001 ms. (steps per millisecond=541 ) properties seen :0 out of 1
Probabilistic random walk after 1624416 steps, saw 227935 distinct states, run finished after 3001 ms. (steps per millisecond=541 ) properties seen :0
[2024-05-31 18:52:24] [INFO ] Invariant cache hit.
[2024-05-31 18:52:24] [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) 183/184 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/184 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/244 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/244 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/262 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/262 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 254/516 variables, 262/322 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/516 variables, 2/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/516 variables, 0/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 50/566 variables, 50/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/566 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/566 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 566/566 variables, and 374 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: 312/312 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) 183/184 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/184 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/244 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/244 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/262 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/262 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 254/516 variables, 262/322 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/516 variables, 2/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/516 variables, 1/325 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-31 18:52:25] [INFO ] Deduced a trap composed of 19 places in 58 ms of which 1 ms to minimize.
[2024-05-31 18:52:25] [INFO ] Deduced a trap composed of 20 places in 61 ms of which 2 ms to minimize.
[2024-05-31 18:52:25] [INFO ] Deduced a trap composed of 22 places in 55 ms of which 1 ms to minimize.
[2024-05-31 18:52:25] [INFO ] Deduced a trap composed of 18 places in 38 ms of which 1 ms to minimize.
[2024-05-31 18:52:25] [INFO ] Deduced a trap composed of 17 places in 45 ms of which 1 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/516 variables, 5/330 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/516 variables, 0/330 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 50/566 variables, 50/380 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-31 18:52:25] [INFO ] Deduced a trap composed of 7 places in 43 ms of which 1 ms to minimize.
At refinement iteration 13 (INCLUDED_ONLY) 0/566 variables, 1/381 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/566 variables, 0/381 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/566 variables, 0/381 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 566/566 variables, and 381 constraints, problems are : Problem set: 0 solved, 1 unsolved in 672 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 312/312 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 6/6 constraints]
After SMT, in 907ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 432 ms.
Support contains 1 out of 312 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 254/254 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 312 transition count 254
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 311 transition count 253
Applied a total of 2 rules in 21 ms. Remains 311 /312 variables (removed 1) and now considering 253/254 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 22 ms. Remains : 311/312 places, 253/254 transitions.
RANDOM walk for 40000 steps (562 resets) in 126 ms. (314 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (97 resets) in 44 ms. (888 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1628540 steps, run timeout after 3001 ms. (steps per millisecond=542 ) properties seen :0 out of 1
Probabilistic random walk after 1628540 steps, saw 228517 distinct states, run finished after 3001 ms. (steps per millisecond=542 ) properties seen :0
// Phase 1: matrix 253 rows 311 cols
[2024-05-31 18:52:29] [INFO ] Computed 60 invariants in 7 ms
[2024-05-31 18:52:29] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 182/183 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/183 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 35/218 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/218 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/243 variables, 17/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/243 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 7/250 variables, 7/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/250 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 200/450 variables, 250/305 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/450 variables, 2/307 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/450 variables, 0/307 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 12/462 variables, 8/315 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/462 variables, 3/318 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/462 variables, 0/318 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 1/463 variables, 1/319 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/463 variables, 1/320 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/463 variables, 0/320 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 52/515 variables, 3/323 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/515 variables, 1/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/515 variables, 0/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 49/564 variables, 49/373 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/564 variables, 0/373 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/564 variables, 0/373 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 564/564 variables, and 373 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: 311/311 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) 182/183 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/183 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 35/218 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/218 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/243 variables, 17/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/243 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 7/250 variables, 7/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/250 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 200/450 variables, 250/305 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/450 variables, 2/307 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/450 variables, 1/308 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-31 18:52:29] [INFO ] Deduced a trap composed of 12 places in 47 ms of which 1 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/450 variables, 1/309 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/450 variables, 0/309 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 12/462 variables, 8/317 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/462 variables, 3/320 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/462 variables, 0/320 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 1/463 variables, 1/321 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/463 variables, 1/322 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/463 variables, 0/322 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 52/515 variables, 3/325 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/515 variables, 1/326 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/515 variables, 0/326 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 49/564 variables, 49/375 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/564 variables, 0/375 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 0/564 variables, 0/375 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 564/564 variables, and 375 constraints, problems are : Problem set: 0 solved, 1 unsolved in 455 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 311/311 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints]
After SMT, in 683ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 2122 steps, including 1 resets, run visited all 1 properties in 6 ms. (steps per millisecond=353 )
Parikh walk visited 1 properties in 5 ms.
RANDOM walk for 40000 steps (552 resets) in 131 ms. (303 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (96 resets) in 63 ms. (625 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1633864 steps, run timeout after 3001 ms. (steps per millisecond=544 ) properties seen :0 out of 1
Probabilistic random walk after 1633864 steps, saw 229287 distinct states, run finished after 3001 ms. (steps per millisecond=544 ) properties seen :0
// Phase 1: matrix 254 rows 312 cols
[2024-05-31 18:52:33] [INFO ] Computed 60 invariants in 8 ms
[2024-05-31 18:52:33] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 183/184 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/184 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/244 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/244 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/262 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/262 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 254/516 variables, 262/322 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/516 variables, 2/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/516 variables, 0/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 50/566 variables, 50/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/566 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/566 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 566/566 variables, and 374 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: 312/312 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) 183/184 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/184 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/244 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-31 18:52:33] [INFO ] Deduced a trap composed of 12 places in 35 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/244 variables, 1/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/244 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 18/262 variables, 17/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/262 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 254/516 variables, 262/323 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/516 variables, 2/325 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/516 variables, 1/326 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/516 variables, 0/326 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 50/566 variables, 50/376 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/566 variables, 0/376 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/566 variables, 0/376 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 566/566 variables, and 376 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: 312/312 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints]
After SMT, in 518ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 2074 steps, including 1 resets, run visited all 1 properties in 7 ms. (steps per millisecond=296 )
Parikh walk visited 1 properties in 7 ms.
RANDOM walk for 40000 steps (542 resets) in 113 ms. (350 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (93 resets) in 59 ms. (666 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1604653 steps, run timeout after 3001 ms. (steps per millisecond=534 ) properties seen :0 out of 1
Probabilistic random walk after 1604653 steps, saw 224894 distinct states, run finished after 3001 ms. (steps per millisecond=534 ) properties seen :0
[2024-05-31 18:52:36] [INFO ] Invariant cache hit.
[2024-05-31 18:52:36] [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) 183/184 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/184 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/244 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/244 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/262 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/262 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 254/516 variables, 262/322 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/516 variables, 2/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/516 variables, 0/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 50/566 variables, 50/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/566 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/566 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 566/566 variables, and 374 constraints, problems are : Problem set: 0 solved, 1 unsolved in 202 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 312/312 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) 183/184 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/184 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/244 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-31 18:52:37] [INFO ] Deduced a trap composed of 8 places in 47 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/244 variables, 1/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/244 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 18/262 variables, 17/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/262 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 254/516 variables, 262/323 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/516 variables, 2/325 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/516 variables, 1/326 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-31 18:52:37] [INFO ] Deduced a trap composed of 22 places in 62 ms of which 1 ms to minimize.
[2024-05-31 18:52:37] [INFO ] Deduced a trap composed of 19 places in 61 ms of which 1 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/516 variables, 2/328 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/516 variables, 0/328 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 50/566 variables, 50/378 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/566 variables, 0/378 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/566 variables, 0/378 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 566/566 variables, and 378 constraints, problems are : Problem set: 0 solved, 1 unsolved in 528 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 312/312 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 3/3 constraints]
After SMT, in 744ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 436 ms.
Support contains 1 out of 312 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 254/254 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 312 transition count 254
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 311 transition count 253
Applied a total of 2 rules in 22 ms. Remains 311 /312 variables (removed 1) and now considering 253/254 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 22 ms. Remains : 311/312 places, 253/254 transitions.
RANDOM walk for 40000 steps (548 resets) in 98 ms. (404 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40002 steps (93 resets) in 53 ms. (740 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1613509 steps, run timeout after 3001 ms. (steps per millisecond=537 ) properties seen :0 out of 1
Probabilistic random walk after 1613509 steps, saw 226258 distinct states, run finished after 3001 ms. (steps per millisecond=537 ) properties seen :0
// Phase 1: matrix 253 rows 311 cols
[2024-05-31 18:52:40] [INFO ] Computed 60 invariants in 8 ms
[2024-05-31 18:52:40] [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) 182/183 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/183 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 35/218 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/218 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/243 variables, 17/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/243 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 7/250 variables, 7/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/250 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 200/450 variables, 250/305 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/450 variables, 2/307 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/450 variables, 0/307 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 12/462 variables, 8/315 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/462 variables, 3/318 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/462 variables, 0/318 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 1/463 variables, 1/319 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/463 variables, 1/320 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/463 variables, 0/320 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 52/515 variables, 3/323 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/515 variables, 1/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/515 variables, 0/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 49/564 variables, 49/373 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/564 variables, 0/373 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/564 variables, 0/373 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 564/564 variables, and 373 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: 311/311 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) 182/183 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/183 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 35/218 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-31 18:52:41] [INFO ] Deduced a trap composed of 7 places in 38 ms of which 0 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/218 variables, 1/32 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/218 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 25/243 variables, 17/49 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/243 variables, 0/49 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 7/250 variables, 7/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/250 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 200/450 variables, 250/306 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/450 variables, 2/308 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/450 variables, 1/309 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-31 18:52:41] [INFO ] Deduced a trap composed of 12 places in 44 ms of which 1 ms to minimize.
At refinement iteration 13 (INCLUDED_ONLY) 0/450 variables, 1/310 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/450 variables, 0/310 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 12/462 variables, 8/318 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/462 variables, 3/321 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/462 variables, 0/321 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 1/463 variables, 1/322 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/463 variables, 1/323 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/463 variables, 0/323 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 52/515 variables, 3/326 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/515 variables, 1/327 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/515 variables, 0/327 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (OVERLAPS) 49/564 variables, 49/376 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/564 variables, 0/376 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (OVERLAPS) 0/564 variables, 0/376 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 564/564 variables, and 376 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: 311/311 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 65564 steps, including 82 resets, run visited all 1 properties in 134 ms. (steps per millisecond=489 )
Parikh walk visited 1 properties in 133 ms.
RANDOM walk for 40000 steps (534 resets) in 112 ms. (353 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40002 steps (89 resets) in 42 ms. (930 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1607958 steps, run timeout after 3001 ms. (steps per millisecond=535 ) properties seen :0 out of 1
Probabilistic random walk after 1607958 steps, saw 225371 distinct states, run finished after 3003 ms. (steps per millisecond=535 ) properties seen :0
// Phase 1: matrix 254 rows 312 cols
[2024-05-31 18:52:44] [INFO ] Computed 60 invariants in 9 ms
[2024-05-31 18:52:44] [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) 183/184 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/184 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/244 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/244 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/262 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/262 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 254/516 variables, 262/322 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/516 variables, 2/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/516 variables, 0/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 50/566 variables, 50/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/566 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/566 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 566/566 variables, and 374 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: 312/312 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) 183/184 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/184 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/244 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-31 18:52:45] [INFO ] Deduced a trap composed of 14 places in 39 ms of which 1 ms to minimize.
[2024-05-31 18:52:45] [INFO ] Deduced a trap composed of 12 places in 33 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/244 variables, 2/45 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/244 variables, 0/45 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 18/262 variables, 17/62 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/262 variables, 0/62 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 254/516 variables, 262/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/516 variables, 2/326 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/516 variables, 1/327 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-31 18:52:45] [INFO ] Deduced a trap composed of 17 places in 57 ms of which 1 ms to minimize.
[2024-05-31 18:52:45] [INFO ] Deduced a trap composed of 19 places in 55 ms of which 1 ms to minimize.
[2024-05-31 18:52:45] [INFO ] Deduced a trap composed of 19 places in 50 ms of which 1 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/516 variables, 3/330 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/516 variables, 0/330 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 50/566 variables, 50/380 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/566 variables, 0/380 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/566 variables, 0/380 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 566/566 variables, and 380 constraints, problems are : Problem set: 0 solved, 1 unsolved in 583 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 312/312 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 5/5 constraints]
After SMT, in 857ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 416 ms.
Support contains 1 out of 312 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 254/254 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 312 transition count 254
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 311 transition count 253
Applied a total of 2 rules in 21 ms. Remains 311 /312 variables (removed 1) and now considering 253/254 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 21 ms. Remains : 311/312 places, 253/254 transitions.
RANDOM walk for 40000 steps (536 resets) in 121 ms. (327 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40002 steps (92 resets) in 53 ms. (740 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1605808 steps, run timeout after 3001 ms. (steps per millisecond=535 ) properties seen :0 out of 1
Probabilistic random walk after 1605808 steps, saw 225061 distinct states, run finished after 3001 ms. (steps per millisecond=535 ) properties seen :0
// Phase 1: matrix 253 rows 311 cols
[2024-05-31 18:52:49] [INFO ] Computed 60 invariants in 8 ms
[2024-05-31 18:52:49] [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) 182/183 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/183 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 35/218 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/218 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/243 variables, 17/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/243 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 7/250 variables, 7/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/250 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 200/450 variables, 250/305 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/450 variables, 2/307 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/450 variables, 0/307 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 12/462 variables, 8/315 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/462 variables, 3/318 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/462 variables, 0/318 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 1/463 variables, 1/319 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/463 variables, 1/320 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/463 variables, 0/320 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 52/515 variables, 3/323 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/515 variables, 1/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/515 variables, 0/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 49/564 variables, 49/373 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/564 variables, 0/373 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/564 variables, 0/373 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 564/564 variables, and 373 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: 311/311 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) 182/183 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/183 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 35/218 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/218 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/243 variables, 17/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/243 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 7/250 variables, 7/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/250 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 200/450 variables, 250/305 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/450 variables, 2/307 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/450 variables, 1/308 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-31 18:52:49] [INFO ] Deduced a trap composed of 12 places in 46 ms of which 1 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/450 variables, 1/309 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/450 variables, 0/309 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 12/462 variables, 8/317 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/462 variables, 3/320 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/462 variables, 0/320 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 1/463 variables, 1/321 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/463 variables, 1/322 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/463 variables, 0/322 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 52/515 variables, 3/325 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/515 variables, 1/326 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/515 variables, 0/326 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 49/564 variables, 49/375 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/564 variables, 0/375 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 0/564 variables, 0/375 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 564/564 variables, and 375 constraints, problems are : Problem set: 0 solved, 1 unsolved in 475 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 311/311 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints]
After SMT, in 782ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 1965 steps, including 1 resets, run visited all 1 properties in 7 ms. (steps per millisecond=280 )
Parikh walk visited 1 properties in 6 ms.
RANDOM walk for 40000 steps (540 resets) in 104 ms. (380 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (92 resets) in 51 ms. (769 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1603186 steps, run timeout after 3001 ms. (steps per millisecond=534 ) properties seen :0 out of 1
Probabilistic random walk after 1603186 steps, saw 224693 distinct states, run finished after 3001 ms. (steps per millisecond=534 ) properties seen :0
// Phase 1: matrix 254 rows 312 cols
[2024-05-31 18:52:53] [INFO ] Computed 60 invariants in 2 ms
[2024-05-31 18:52:53] [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) 183/184 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/184 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/244 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/244 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/262 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/262 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 254/516 variables, 262/322 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/516 variables, 2/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/516 variables, 0/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 50/566 variables, 50/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/566 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/566 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 566/566 variables, and 374 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: 312/312 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) 183/184 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/184 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/244 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-31 18:52:53] [INFO ] Deduced a trap composed of 20 places in 51 ms of which 1 ms to minimize.
[2024-05-31 18:52:53] [INFO ] Deduced a trap composed of 7 places in 47 ms of which 1 ms to minimize.
[2024-05-31 18:52:53] [INFO ] Deduced a trap composed of 12 places in 46 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/244 variables, 3/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/244 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 18/262 variables, 17/63 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/262 variables, 0/63 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 254/516 variables, 262/325 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/516 variables, 2/327 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/516 variables, 1/328 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-31 18:52:53] [INFO ] Deduced a trap composed of 16 places in 50 ms of which 1 ms to minimize.
[2024-05-31 18:52:53] [INFO ] Deduced a trap composed of 18 places in 41 ms of which 0 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/516 variables, 2/330 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/516 variables, 0/330 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 50/566 variables, 50/380 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/566 variables, 0/380 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/566 variables, 0/380 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 566/566 variables, and 380 constraints, problems are : Problem set: 0 solved, 1 unsolved in 543 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 312/312 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 5/5 constraints]
After SMT, in 798ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 119095 steps, including 412 resets, run visited all 1 properties in 256 ms. (steps per millisecond=465 )
Parikh walk visited 1 properties in 255 ms.
RANDOM walk for 40000 steps (524 resets) in 118 ms. (336 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 1598360 steps, run timeout after 3001 ms. (steps per millisecond=532 ) properties seen :0 out of 1
Probabilistic random walk after 1598360 steps, saw 223873 distinct states, run finished after 3001 ms. (steps per millisecond=532 ) properties seen :0
[2024-05-31 18:52:57] [INFO ] Invariant cache hit.
[2024-05-31 18:52:57] [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) 183/184 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/184 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/244 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/244 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/262 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/262 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 254/516 variables, 262/322 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/516 variables, 2/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/516 variables, 0/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 50/566 variables, 50/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/566 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/566 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 566/566 variables, and 374 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: 312/312 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) 183/184 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/184 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/244 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/244 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/262 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/262 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 254/516 variables, 262/322 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/516 variables, 2/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/516 variables, 1/325 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-31 18:52:57] [INFO ] Deduced a trap composed of 19 places in 53 ms of which 1 ms to minimize.
[2024-05-31 18:52:57] [INFO ] Deduced a trap composed of 22 places in 56 ms of which 1 ms to minimize.
[2024-05-31 18:52:57] [INFO ] Deduced a trap composed of 25 places in 43 ms of which 1 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/516 variables, 3/328 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/516 variables, 0/328 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 50/566 variables, 50/378 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/566 variables, 0/378 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/566 variables, 0/378 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 566/566 variables, and 378 constraints, problems are : Problem set: 0 solved, 1 unsolved in 474 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 312/312 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 3/3 constraints]
After SMT, in 694ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 412 ms.
Support contains 1 out of 312 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 254/254 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 312 transition count 254
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 311 transition count 253
Applied a total of 2 rules in 18 ms. Remains 311 /312 variables (removed 1) and now considering 253/254 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 19 ms. Remains : 311/312 places, 253/254 transitions.
RANDOM walk for 40000 steps (550 resets) in 142 ms. (279 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40002 steps (95 resets) in 52 ms. (754 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1604225 steps, run timeout after 3001 ms. (steps per millisecond=534 ) properties seen :0 out of 1
Probabilistic random walk after 1604225 steps, saw 224833 distinct states, run finished after 3002 ms. (steps per millisecond=534 ) properties seen :0
// Phase 1: matrix 253 rows 311 cols
[2024-05-31 18:53:01] [INFO ] Computed 60 invariants in 8 ms
[2024-05-31 18:53:01] [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) 182/183 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/183 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 35/218 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/218 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/243 variables, 17/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/243 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 7/250 variables, 7/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/250 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 200/450 variables, 250/305 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/450 variables, 2/307 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/450 variables, 0/307 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 12/462 variables, 8/315 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/462 variables, 3/318 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/462 variables, 0/318 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 1/463 variables, 1/319 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/463 variables, 1/320 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/463 variables, 0/320 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 52/515 variables, 3/323 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/515 variables, 1/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/515 variables, 0/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 49/564 variables, 49/373 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/564 variables, 0/373 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/564 variables, 0/373 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 564/564 variables, and 373 constraints, problems are : Problem set: 0 solved, 1 unsolved in 250 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 311/311 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) 182/183 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/183 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 35/218 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-31 18:53:01] [INFO ] Deduced a trap composed of 9 places in 46 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/218 variables, 1/32 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/218 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 25/243 variables, 17/49 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/243 variables, 0/49 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 7/250 variables, 7/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/250 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 200/450 variables, 250/306 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/450 variables, 2/308 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/450 variables, 1/309 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-31 18:53:02] [INFO ] Deduced a trap composed of 12 places in 43 ms of which 1 ms to minimize.
At refinement iteration 13 (INCLUDED_ONLY) 0/450 variables, 1/310 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/450 variables, 0/310 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 12/462 variables, 8/318 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/462 variables, 3/321 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/462 variables, 0/321 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 1/463 variables, 1/322 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/463 variables, 1/323 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/463 variables, 0/323 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 52/515 variables, 3/326 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/515 variables, 1/327 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/515 variables, 0/327 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (OVERLAPS) 49/564 variables, 49/376 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/564 variables, 0/376 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (OVERLAPS) 0/564 variables, 0/376 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 564/564 variables, and 376 constraints, problems are : Problem set: 0 solved, 1 unsolved in 487 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 311/311 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 2/2 constraints]
After SMT, in 754ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 1840 steps, including 1 resets, run visited all 1 properties in 7 ms. (steps per millisecond=262 )
Parikh walk visited 1 properties in 6 ms.
RANDOM walk for 40000 steps (539 resets) in 129 ms. (307 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (91 resets) in 40 ms. (975 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1601124 steps, run timeout after 3001 ms. (steps per millisecond=533 ) properties seen :0 out of 1
Probabilistic random walk after 1601124 steps, saw 224363 distinct states, run finished after 3001 ms. (steps per millisecond=533 ) properties seen :0
// Phase 1: matrix 254 rows 312 cols
[2024-05-31 18:53:05] [INFO ] Computed 60 invariants in 8 ms
[2024-05-31 18:53:05] [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) 183/184 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/184 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/244 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/244 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/262 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/262 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 254/516 variables, 262/322 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/516 variables, 2/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/516 variables, 0/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 50/566 variables, 50/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/566 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/566 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 566/566 variables, and 374 constraints, problems are : Problem set: 0 solved, 1 unsolved in 245 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 312/312 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) 183/184 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/184 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/244 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-31 18:53:05] [INFO ] Deduced a trap composed of 20 places in 50 ms of which 1 ms to minimize.
[2024-05-31 18:53:05] [INFO ] Deduced a trap composed of 7 places in 44 ms of which 1 ms to minimize.
[2024-05-31 18:53:05] [INFO ] Deduced a trap composed of 16 places in 43 ms of which 1 ms to minimize.
[2024-05-31 18:53:05] [INFO ] Deduced a trap composed of 14 places in 42 ms of which 1 ms to minimize.
[2024-05-31 18:53:05] [INFO ] Deduced a trap composed of 12 places in 32 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/244 variables, 5/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/244 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 18/262 variables, 17/65 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/262 variables, 0/65 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 254/516 variables, 262/327 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/516 variables, 2/329 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/516 variables, 1/330 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/516 variables, 0/330 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 50/566 variables, 50/380 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/566 variables, 0/380 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/566 variables, 0/380 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 566/566 variables, and 380 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: 312/312 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 5/5 constraints]
After SMT, in 767ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 1808 steps, including 1 resets, run visited all 1 properties in 6 ms. (steps per millisecond=301 )
Parikh walk visited 1 properties in 5 ms.
RANDOM walk for 40000 steps (558 resets) in 132 ms. (300 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (85 resets) in 42 ms. (930 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1601286 steps, run timeout after 3001 ms. (steps per millisecond=533 ) properties seen :0 out of 1
Probabilistic random walk after 1601286 steps, saw 224394 distinct states, run finished after 3001 ms. (steps per millisecond=533 ) properties seen :0
[2024-05-31 18:53:09] [INFO ] Invariant cache hit.
[2024-05-31 18:53:09] [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) 183/184 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/184 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/244 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/244 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/262 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/262 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 254/516 variables, 262/322 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/516 variables, 2/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/516 variables, 0/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 50/566 variables, 50/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/566 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/566 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 566/566 variables, and 374 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: 312/312 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) 183/184 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/184 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/244 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/244 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/262 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/262 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 254/516 variables, 262/322 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/516 variables, 2/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/516 variables, 1/325 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-31 18:53:09] [INFO ] Deduced a trap composed of 17 places in 41 ms of which 1 ms to minimize.
[2024-05-31 18:53:09] [INFO ] Deduced a trap composed of 9 places in 37 ms of which 1 ms to minimize.
[2024-05-31 18:53:09] [INFO ] Deduced a trap composed of 19 places in 39 ms of which 0 ms to minimize.
[2024-05-31 18:53:09] [INFO ] Deduced a trap composed of 19 places in 36 ms of which 1 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/516 variables, 4/329 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/516 variables, 0/329 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 50/566 variables, 50/379 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/566 variables, 0/379 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/566 variables, 0/379 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 566/566 variables, and 379 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: 312/312 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 4/4 constraints]
After SMT, in 765ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 52674 steps, including 173 resets, run visited all 1 properties in 119 ms. (steps per millisecond=442 )
Parikh walk visited 1 properties in 118 ms.
RANDOM walk for 40000 steps (528 resets) in 115 ms. (344 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 1611347 steps, run timeout after 3001 ms. (steps per millisecond=536 ) properties seen :0 out of 1
Probabilistic random walk after 1611347 steps, saw 225926 distinct states, run finished after 3001 ms. (steps per millisecond=536 ) properties seen :0
[2024-05-31 18:53:13] [INFO ] Invariant cache hit.
[2024-05-31 18:53:13] [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) 183/184 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/184 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/244 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/244 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/262 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/262 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 254/516 variables, 262/322 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/516 variables, 2/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/516 variables, 0/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 50/566 variables, 50/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/566 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/566 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 566/566 variables, and 374 constraints, problems are : Problem set: 0 solved, 1 unsolved in 221 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 312/312 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) 183/184 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/184 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/244 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/244 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/262 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/262 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 254/516 variables, 262/322 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/516 variables, 2/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/516 variables, 1/325 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-31 18:53:13] [INFO ] Deduced a trap composed of 19 places in 63 ms of which 1 ms to minimize.
[2024-05-31 18:53:13] [INFO ] Deduced a trap composed of 22 places in 53 ms of which 2 ms to minimize.
[2024-05-31 18:53:13] [INFO ] Deduced a trap composed of 25 places in 46 ms of which 0 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/516 variables, 3/328 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/516 variables, 0/328 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 50/566 variables, 50/378 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/566 variables, 0/378 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/566 variables, 0/378 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 566/566 variables, and 378 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: 312/312 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 3/3 constraints]
After SMT, in 714ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 380 ms.
Support contains 1 out of 312 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 254/254 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 312 transition count 254
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 311 transition count 253
Applied a total of 2 rules in 26 ms. Remains 311 /312 variables (removed 1) and now considering 253/254 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 27 ms. Remains : 311/312 places, 253/254 transitions.
RANDOM walk for 40000 steps (537 resets) in 91 ms. (434 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 1618119 steps, run timeout after 3001 ms. (steps per millisecond=539 ) properties seen :0 out of 1
Probabilistic random walk after 1618119 steps, saw 226914 distinct states, run finished after 3001 ms. (steps per millisecond=539 ) properties seen :0
// Phase 1: matrix 253 rows 311 cols
[2024-05-31 18:53:17] [INFO ] Computed 60 invariants in 10 ms
[2024-05-31 18:53:17] [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) 182/183 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/183 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 35/218 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/218 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/243 variables, 17/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/243 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 7/250 variables, 7/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/250 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 200/450 variables, 250/305 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/450 variables, 2/307 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/450 variables, 0/307 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 12/462 variables, 8/315 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/462 variables, 3/318 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/462 variables, 0/318 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 1/463 variables, 1/319 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/463 variables, 1/320 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/463 variables, 0/320 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 52/515 variables, 3/323 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/515 variables, 1/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/515 variables, 0/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 49/564 variables, 49/373 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/564 variables, 0/373 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/564 variables, 0/373 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 564/564 variables, and 373 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: 311/311 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) 182/183 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/183 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 35/218 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-31 18:53:17] [INFO ] Deduced a trap composed of 7 places in 46 ms of which 0 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/218 variables, 1/32 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/218 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 25/243 variables, 17/49 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/243 variables, 0/49 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 7/250 variables, 7/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/250 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 200/450 variables, 250/306 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/450 variables, 2/308 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/450 variables, 1/309 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-31 18:53:17] [INFO ] Deduced a trap composed of 13 places in 39 ms of which 1 ms to minimize.
At refinement iteration 13 (INCLUDED_ONLY) 0/450 variables, 1/310 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/450 variables, 0/310 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 12/462 variables, 8/318 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/462 variables, 3/321 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-31 18:53:17] [INFO ] Deduced a trap composed of 12 places in 42 ms of which 1 ms to minimize.
At refinement iteration 17 (INCLUDED_ONLY) 0/462 variables, 1/322 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/462 variables, 0/322 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 1/463 variables, 1/323 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/463 variables, 1/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/463 variables, 0/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (OVERLAPS) 52/515 variables, 3/327 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/515 variables, 1/328 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/515 variables, 0/328 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 49/564 variables, 49/377 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/564 variables, 0/377 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 27 (OVERLAPS) 0/564 variables, 0/377 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 564/564 variables, and 377 constraints, problems are : Problem set: 0 solved, 1 unsolved in 565 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 311/311 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 3/3 constraints]
After SMT, in 831ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 43342 steps, including 58 resets, run visited all 1 properties in 92 ms. (steps per millisecond=471 )
Parikh walk visited 1 properties in 91 ms.
RANDOM walk for 40000 steps (541 resets) in 123 ms. (322 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (99 resets) in 45 ms. (869 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1602314 steps, run timeout after 3001 ms. (steps per millisecond=533 ) properties seen :0 out of 1
Probabilistic random walk after 1602314 steps, saw 224560 distinct states, run finished after 3001 ms. (steps per millisecond=533 ) properties seen :0
// Phase 1: matrix 254 rows 312 cols
[2024-05-31 18:53:21] [INFO ] Computed 60 invariants in 8 ms
[2024-05-31 18:53:21] [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) 183/184 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/184 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/244 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/244 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/262 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/262 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 254/516 variables, 262/322 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/516 variables, 2/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/516 variables, 0/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 50/566 variables, 50/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/566 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/566 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 566/566 variables, and 374 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: 312/312 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) 183/184 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/184 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/244 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-31 18:53:21] [INFO ] Deduced a trap composed of 14 places in 39 ms of which 1 ms to minimize.
[2024-05-31 18:53:21] [INFO ] Deduced a trap composed of 12 places in 34 ms of which 0 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/244 variables, 2/45 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/244 variables, 0/45 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 18/262 variables, 17/62 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/262 variables, 0/62 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 254/516 variables, 262/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/516 variables, 2/326 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/516 variables, 1/327 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-31 18:53:21] [INFO ] Deduced a trap composed of 17 places in 43 ms of which 1 ms to minimize.
[2024-05-31 18:53:21] [INFO ] Deduced a trap composed of 18 places in 39 ms of which 0 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/516 variables, 2/329 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/516 variables, 0/329 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 50/566 variables, 50/379 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/566 variables, 0/379 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/566 variables, 0/379 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 566/566 variables, and 379 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: 312/312 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 4/4 constraints]
After SMT, in 695ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 111152 steps, including 379 resets, run visited all 1 properties in 243 ms. (steps per millisecond=457 )
Parikh walk visited 1 properties in 242 ms.
RANDOM walk for 40000 steps (523 resets) in 108 ms. (366 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 1615414 steps, run timeout after 3001 ms. (steps per millisecond=538 ) properties seen :0 out of 1
Probabilistic random walk after 1615414 steps, saw 226534 distinct states, run finished after 3001 ms. (steps per millisecond=538 ) properties seen :0
[2024-05-31 18:53:25] [INFO ] Invariant cache hit.
[2024-05-31 18:53:25] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 183/184 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/184 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/244 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/244 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/262 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/262 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 254/516 variables, 262/322 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/516 variables, 2/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/516 variables, 0/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 50/566 variables, 50/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/566 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/566 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 566/566 variables, and 374 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: 312/312 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) 183/184 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/184 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/244 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-31 18:53:25] [INFO ] Deduced a trap composed of 8 places in 49 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/244 variables, 1/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/244 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 18/262 variables, 17/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/262 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 254/516 variables, 262/323 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/516 variables, 2/325 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/516 variables, 1/326 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-31 18:53:25] [INFO ] Deduced a trap composed of 16 places in 62 ms of which 1 ms to minimize.
[2024-05-31 18:53:25] [INFO ] Deduced a trap composed of 19 places in 55 ms of which 1 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/516 variables, 2/328 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/516 variables, 0/328 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 50/566 variables, 50/378 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/566 variables, 0/378 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/566 variables, 0/378 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 566/566 variables, and 378 constraints, problems are : Problem set: 0 solved, 1 unsolved in 525 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 312/312 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 3/3 constraints]
After SMT, in 742ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 19569 steps, including 152 resets, run visited all 1 properties in 50 ms. (steps per millisecond=391 )
Parikh walk visited 1 properties in 49 ms.
RANDOM walk for 40000 steps (536 resets) in 130 ms. (305 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 1631708 steps, run timeout after 3001 ms. (steps per millisecond=543 ) properties seen :0 out of 1
Probabilistic random walk after 1631708 steps, saw 228995 distinct states, run finished after 3001 ms. (steps per millisecond=543 ) properties seen :0
[2024-05-31 18:53:29] [INFO ] Invariant cache hit.
[2024-05-31 18:53:29] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 183/184 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/184 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/244 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/244 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/262 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/262 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 254/516 variables, 262/322 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/516 variables, 2/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/516 variables, 0/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 50/566 variables, 50/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/566 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/566 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 566/566 variables, and 374 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: 312/312 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) 183/184 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/184 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/244 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/244 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/262 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/262 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 254/516 variables, 262/322 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/516 variables, 2/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/516 variables, 1/325 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-31 18:53:29] [INFO ] Deduced a trap composed of 19 places in 54 ms of which 1 ms to minimize.
[2024-05-31 18:53:29] [INFO ] Deduced a trap composed of 22 places in 52 ms of which 1 ms to minimize.
[2024-05-31 18:53:29] [INFO ] Deduced a trap composed of 25 places in 41 ms of which 1 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/516 variables, 3/328 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/516 variables, 0/328 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 50/566 variables, 50/378 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/566 variables, 0/378 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/566 variables, 0/378 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 566/566 variables, and 378 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: 312/312 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 3/3 constraints]
After SMT, in 689ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 342 ms.
Support contains 1 out of 312 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 254/254 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 312 transition count 254
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 311 transition count 253
Applied a total of 2 rules in 15 ms. Remains 311 /312 variables (removed 1) and now considering 253/254 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 16 ms. Remains : 311/312 places, 253/254 transitions.
RANDOM walk for 40000 steps (553 resets) in 131 ms. (303 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (95 resets) in 43 ms. (909 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1640011 steps, run timeout after 3001 ms. (steps per millisecond=546 ) properties seen :0 out of 1
Probabilistic random walk after 1640011 steps, saw 230054 distinct states, run finished after 3002 ms. (steps per millisecond=546 ) properties seen :0
// Phase 1: matrix 253 rows 311 cols
[2024-05-31 18:53:33] [INFO ] Computed 60 invariants in 8 ms
[2024-05-31 18:53:33] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 182/183 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/183 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 35/218 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/218 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/243 variables, 17/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/243 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 7/250 variables, 7/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/250 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 200/450 variables, 250/305 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/450 variables, 2/307 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/450 variables, 0/307 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 12/462 variables, 8/315 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/462 variables, 3/318 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/462 variables, 0/318 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 1/463 variables, 1/319 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/463 variables, 1/320 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/463 variables, 0/320 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 52/515 variables, 3/323 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/515 variables, 1/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/515 variables, 0/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 49/564 variables, 49/373 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/564 variables, 0/373 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/564 variables, 0/373 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 564/564 variables, and 373 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: 311/311 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) 182/183 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/183 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 35/218 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-31 18:53:33] [INFO ] Deduced a trap composed of 9 places in 49 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/218 variables, 1/32 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/218 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 25/243 variables, 17/49 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/243 variables, 0/49 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 7/250 variables, 7/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/250 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 200/450 variables, 250/306 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/450 variables, 2/308 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/450 variables, 1/309 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-31 18:53:33] [INFO ] Deduced a trap composed of 12 places in 42 ms of which 1 ms to minimize.
At refinement iteration 13 (INCLUDED_ONLY) 0/450 variables, 1/310 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/450 variables, 0/310 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 12/462 variables, 8/318 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/462 variables, 3/321 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/462 variables, 0/321 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 1/463 variables, 1/322 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/463 variables, 1/323 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/463 variables, 0/323 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 52/515 variables, 3/326 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/515 variables, 1/327 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/515 variables, 0/327 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (OVERLAPS) 49/564 variables, 49/376 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/564 variables, 0/376 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (OVERLAPS) 0/564 variables, 0/376 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 564/564 variables, and 376 constraints, problems are : Problem set: 0 solved, 1 unsolved in 494 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 311/311 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 2/2 constraints]
After SMT, in 767ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 1583 steps, including 1 resets, run visited all 1 properties in 6 ms. (steps per millisecond=263 )
Parikh walk visited 1 properties in 5 ms.
RANDOM walk for 40000 steps (549 resets) in 106 ms. (373 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 1640552 steps, run timeout after 3001 ms. (steps per millisecond=546 ) properties seen :0 out of 1
Probabilistic random walk after 1640552 steps, saw 230112 distinct states, run finished after 3001 ms. (steps per millisecond=546 ) properties seen :0
// Phase 1: matrix 254 rows 312 cols
[2024-05-31 18:53:36] [INFO ] Computed 60 invariants in 6 ms
[2024-05-31 18:53:36] [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) 183/184 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/184 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/244 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/244 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/262 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/262 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 254/516 variables, 262/322 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/516 variables, 2/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/516 variables, 0/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 50/566 variables, 50/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/566 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/566 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 566/566 variables, and 374 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: 312/312 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) 183/184 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/184 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/244 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-31 18:53:37] [INFO ] Deduced a trap composed of 20 places in 48 ms of which 1 ms to minimize.
[2024-05-31 18:53:37] [INFO ] Deduced a trap composed of 16 places in 49 ms of which 1 ms to minimize.
[2024-05-31 18:53:37] [INFO ] Deduced a trap composed of 7 places in 56 ms of which 1 ms to minimize.
[2024-05-31 18:53:37] [INFO ] Deduced a trap composed of 12 places in 42 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/244 variables, 4/47 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/244 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 18/262 variables, 17/64 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/262 variables, 0/64 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 254/516 variables, 262/326 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/516 variables, 2/328 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/516 variables, 1/329 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/516 variables, 0/329 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 50/566 variables, 50/379 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/566 variables, 0/379 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/566 variables, 0/379 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 566/566 variables, and 379 constraints, problems are : Problem set: 0 solved, 1 unsolved in 434 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 312/312 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 4/4 constraints]
After SMT, in 656ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 1579 steps, including 1 resets, run visited all 1 properties in 7 ms. (steps per millisecond=225 )
Parikh walk visited 1 properties in 6 ms.
RANDOM walk for 40000 steps (545 resets) in 110 ms. (360 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (92 resets) in 51 ms. (769 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1622398 steps, run timeout after 3001 ms. (steps per millisecond=540 ) properties seen :0 out of 1
Probabilistic random walk after 1622398 steps, saw 227652 distinct states, run finished after 3001 ms. (steps per millisecond=540 ) properties seen :0
[2024-05-31 18:53:40] [INFO ] Invariant cache hit.
[2024-05-31 18:53:40] [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) 183/184 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/184 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/244 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/244 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/262 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/262 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 254/516 variables, 262/322 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/516 variables, 2/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/516 variables, 0/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 50/566 variables, 50/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/566 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/566 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 566/566 variables, and 374 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: 312/312 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) 183/184 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/184 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/244 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-31 18:53:41] [INFO ] Deduced a trap composed of 8 places in 44 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/244 variables, 1/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/244 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 18/262 variables, 17/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/262 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 254/516 variables, 262/323 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/516 variables, 2/325 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/516 variables, 1/326 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-31 18:53:41] [INFO ] Deduced a trap composed of 16 places in 56 ms of which 1 ms to minimize.
[2024-05-31 18:53:41] [INFO ] Deduced a trap composed of 19 places in 57 ms of which 1 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/516 variables, 2/328 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/516 variables, 0/328 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 50/566 variables, 50/378 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/566 variables, 0/378 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/566 variables, 0/378 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 566/566 variables, and 378 constraints, problems are : Problem set: 0 solved, 1 unsolved in 517 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 312/312 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 3/3 constraints]
After SMT, in 724ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 326 ms.
Support contains 1 out of 312 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 254/254 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 312 transition count 254
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 311 transition count 253
Applied a total of 2 rules in 16 ms. Remains 311 /312 variables (removed 1) and now considering 253/254 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 16 ms. Remains : 311/312 places, 253/254 transitions.
RANDOM walk for 40000 steps (537 resets) in 138 ms. (287 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (89 resets) in 52 ms. (754 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1618396 steps, run timeout after 3001 ms. (steps per millisecond=539 ) properties seen :0 out of 1
Probabilistic random walk after 1618396 steps, saw 226943 distinct states, run finished after 3001 ms. (steps per millisecond=539 ) properties seen :0
// Phase 1: matrix 253 rows 311 cols
[2024-05-31 18:53:44] [INFO ] Computed 60 invariants in 4 ms
[2024-05-31 18:53:44] [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) 182/183 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/183 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 35/218 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/218 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/243 variables, 17/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/243 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 7/250 variables, 7/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/250 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 200/450 variables, 250/305 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/450 variables, 2/307 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/450 variables, 0/307 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 12/462 variables, 8/315 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/462 variables, 3/318 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/462 variables, 0/318 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 1/463 variables, 1/319 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/463 variables, 1/320 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/463 variables, 0/320 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 52/515 variables, 3/323 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/515 variables, 1/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/515 variables, 0/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 49/564 variables, 49/373 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/564 variables, 0/373 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/564 variables, 0/373 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 564/564 variables, and 373 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: 311/311 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) 182/183 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/183 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 35/218 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-31 18:53:45] [INFO ] Deduced a trap composed of 9 places in 48 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/218 variables, 1/32 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/218 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 25/243 variables, 17/49 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/243 variables, 0/49 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 7/250 variables, 7/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/250 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 200/450 variables, 250/306 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/450 variables, 2/308 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/450 variables, 1/309 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-31 18:53:45] [INFO ] Deduced a trap composed of 12 places in 46 ms of which 1 ms to minimize.
At refinement iteration 13 (INCLUDED_ONLY) 0/450 variables, 1/310 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/450 variables, 0/310 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 12/462 variables, 8/318 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/462 variables, 3/321 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/462 variables, 0/321 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 1/463 variables, 1/322 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/463 variables, 1/323 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/463 variables, 0/323 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 52/515 variables, 3/326 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/515 variables, 1/327 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/515 variables, 0/327 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (OVERLAPS) 49/564 variables, 49/376 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-31 18:53:45] [INFO ] Deduced a trap composed of 5 places in 31 ms of which 1 ms to minimize.
At refinement iteration 25 (INCLUDED_ONLY) 0/564 variables, 1/377 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/564 variables, 0/377 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 27 (OVERLAPS) 0/564 variables, 0/377 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 564/564 variables, and 377 constraints, problems are : Problem set: 0 solved, 1 unsolved in 520 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 311/311 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 3/3 constraints]
After SMT, in 762ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 249 ms.
Support contains 1 out of 311 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 311/311 places, 253/253 transitions.
Applied a total of 0 rules in 5 ms. Remains 311 /311 variables (removed 0) and now considering 253/253 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5 ms. Remains : 311/311 places, 253/253 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 311/311 places, 253/253 transitions.
Applied a total of 0 rules in 5 ms. Remains 311 /311 variables (removed 0) and now considering 253/253 (removed 0) transitions.
[2024-05-31 18:53:45] [INFO ] Invariant cache hit.
[2024-05-31 18:53:46] [INFO ] Implicit Places using invariants in 167 ms returned []
[2024-05-31 18:53:46] [INFO ] Invariant cache hit.
[2024-05-31 18:53:46] [INFO ] State equation strengthened by 2 read => feed constraints.
[2024-05-31 18:53:46] [INFO ] Implicit Places using invariants and state equation in 373 ms returned []
Implicit Place search using SMT with State Equation took 541 ms to find 0 implicit places.
[2024-05-31 18:53:46] [INFO ] Redundant transitions in 5 ms returned []
Running 250 sub problems to find dead transitions.
[2024-05-31 18:53:46] [INFO ] Invariant cache hit.
[2024-05-31 18:53:46] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/308 variables, 36/36 constraints. Problems are: Problem set: 0 solved, 250 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/308 variables, 17/53 constraints. Problems are: Problem set: 0 solved, 250 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/308 variables, 0/53 constraints. Problems are: Problem set: 0 solved, 250 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 2/310 variables, 7/60 constraints. Problems are: Problem set: 0 solved, 250 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/310 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 250 unsolved
At refinement iteration 5 (OVERLAPS) 253/563 variables, 310/370 constraints. Problems are: Problem set: 0 solved, 250 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/563 variables, 2/372 constraints. Problems are: Problem set: 0 solved, 250 unsolved
[2024-05-31 18:53:52] [INFO ] Deduced a trap composed of 10 places in 71 ms of which 1 ms to minimize.
[2024-05-31 18:53:52] [INFO ] Deduced a trap composed of 18 places in 63 ms of which 1 ms to minimize.
[2024-05-31 18:53:52] [INFO ] Deduced a trap composed of 16 places in 47 ms of which 1 ms to minimize.
[2024-05-31 18:53:52] [INFO ] Deduced a trap composed of 16 places in 48 ms of which 1 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/563 variables, 4/376 constraints. Problems are: Problem set: 0 solved, 250 unsolved
[2024-05-31 18:53:55] [INFO ] Deduced a trap composed of 15 places in 47 ms of which 1 ms to minimize.
[2024-05-31 18:53:55] [INFO ] Deduced a trap composed of 12 places in 34 ms of which 0 ms to minimize.
[2024-05-31 18:53:55] [INFO ] Deduced a trap composed of 11 places in 33 ms of which 1 ms to minimize.
[2024-05-31 18:53:55] [INFO ] Deduced a trap composed of 8 places in 66 ms of which 1 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/563 variables, 4/380 constraints. Problems are: Problem set: 0 solved, 250 unsolved
[2024-05-31 18:53:58] [INFO ] Deduced a trap composed of 7 places in 62 ms of which 2 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/563 variables, 1/381 constraints. Problems are: Problem set: 0 solved, 250 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/563 variables, 0/381 constraints. Problems are: Problem set: 0 solved, 250 unsolved
At refinement iteration 11 (OVERLAPS) 1/564 variables, 1/382 constraints. Problems are: Problem set: 0 solved, 250 unsolved
[2024-05-31 18:54:04] [INFO ] Deduced a trap composed of 6 places in 29 ms of which 1 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/564 variables, 1/383 constraints. Problems are: Problem set: 0 solved, 250 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/564 variables, 0/383 constraints. Problems are: Problem set: 0 solved, 250 unsolved
[2024-05-31 18:54:10] [INFO ] Deduced a trap composed of 17 places in 65 ms of which 2 ms to minimize.
At refinement iteration 14 (OVERLAPS) 0/564 variables, 1/384 constraints. Problems are: Problem set: 0 solved, 250 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/564 variables, 0/384 constraints. Problems are: Problem set: 0 solved, 250 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 564/564 variables, and 384 constraints, problems are : Problem set: 0 solved, 250 unsolved in 30014 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 311/311 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 250/250 constraints, Known Traps: 11/11 constraints]
Escalating to Integer solving :Problem set: 0 solved, 250 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/308 variables, 36/36 constraints. Problems are: Problem set: 0 solved, 250 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/308 variables, 17/53 constraints. Problems are: Problem set: 0 solved, 250 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/308 variables, 10/63 constraints. Problems are: Problem set: 0 solved, 250 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/308 variables, 0/63 constraints. Problems are: Problem set: 0 solved, 250 unsolved
At refinement iteration 4 (OVERLAPS) 2/310 variables, 7/70 constraints. Problems are: Problem set: 0 solved, 250 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/310 variables, 1/71 constraints. Problems are: Problem set: 0 solved, 250 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/310 variables, 0/71 constraints. Problems are: Problem set: 0 solved, 250 unsolved
At refinement iteration 7 (OVERLAPS) 253/563 variables, 310/381 constraints. Problems are: Problem set: 0 solved, 250 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/563 variables, 2/383 constraints. Problems are: Problem set: 0 solved, 250 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/563 variables, 250/633 constraints. Problems are: Problem set: 0 solved, 250 unsolved
[2024-05-31 18:54:34] [INFO ] Deduced a trap composed of 8 places in 60 ms of which 1 ms to minimize.
[2024-05-31 18:54:34] [INFO ] Deduced a trap composed of 7 places in 58 ms of which 1 ms to minimize.
[2024-05-31 18:54:35] [INFO ] Deduced a trap composed of 14 places in 66 ms of which 1 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 563/564 variables, and 636 constraints, problems are : Problem set: 0 solved, 250 unsolved in 30010 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 310/311 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 250/250 constraints, Known Traps: 14/14 constraints]
After SMT, in 60161ms problems are : Problem set: 0 solved, 250 unsolved
Search for dead transitions found 0 dead transitions in 60163ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 60719 ms. Remains : 311/311 places, 253/253 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 311 transition count 253
Applied a total of 1 rules in 11 ms. Remains 311 /311 variables (removed 0) and now considering 253/253 (removed 0) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 253 rows 311 cols
[2024-05-31 18:54:46] [INFO ] Computed 60 invariants in 7 ms
[2024-05-31 18:54:46] [INFO ] [Real]Absence check using 36 positive place invariants in 4 ms returned sat
[2024-05-31 18:54:46] [INFO ] [Real]Absence check using 36 positive and 24 generalized place invariants in 19 ms returned sat
[2024-05-31 18:54:46] [INFO ] After 71ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-31 18:54:46] [INFO ] [Nat]Absence check using 36 positive place invariants in 4 ms returned sat
[2024-05-31 18:54:46] [INFO ] [Nat]Absence check using 36 positive and 24 generalized place invariants in 13 ms returned sat
[2024-05-31 18:54:46] [INFO ] After 97ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2024-05-31 18:54:46] [INFO ] After 114ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2024-05-31 18:54:46] [INFO ] After 194ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Over-approximation ignoring read arcs solved 0 properties in 290 ms.
RANDOM walk for 40000 steps (533 resets) in 126 ms. (314 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (91 resets) in 42 ms. (930 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1615839 steps, run timeout after 3001 ms. (steps per millisecond=538 ) properties seen :0 out of 1
Probabilistic random walk after 1615839 steps, saw 226593 distinct states, run finished after 3001 ms. (steps per millisecond=538 ) properties seen :0
// Phase 1: matrix 254 rows 312 cols
[2024-05-31 18:54:49] [INFO ] Computed 60 invariants in 5 ms
[2024-05-31 18:54:49] [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) 183/184 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/184 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/244 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/244 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/262 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/262 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 254/516 variables, 262/322 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/516 variables, 2/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/516 variables, 0/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 50/566 variables, 50/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/566 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/566 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 566/566 variables, and 374 constraints, problems are : Problem set: 0 solved, 1 unsolved in 221 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 312/312 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) 183/184 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/184 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/244 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-31 18:54:50] [INFO ] Deduced a trap composed of 20 places in 51 ms of which 1 ms to minimize.
[2024-05-31 18:54:50] [INFO ] Deduced a trap composed of 16 places in 51 ms of which 1 ms to minimize.
[2024-05-31 18:54:50] [INFO ] Deduced a trap composed of 7 places in 42 ms of which 1 ms to minimize.
[2024-05-31 18:54:50] [INFO ] Deduced a trap composed of 12 places in 45 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/244 variables, 4/47 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/244 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 18/262 variables, 17/64 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/262 variables, 0/64 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 254/516 variables, 262/326 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/516 variables, 2/328 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/516 variables, 1/329 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-31 18:54:50] [INFO ] Deduced a trap composed of 17 places in 57 ms of which 1 ms to minimize.
[2024-05-31 18:54:50] [INFO ] Deduced a trap composed of 19 places in 56 ms of which 1 ms to minimize.
[2024-05-31 18:54:50] [INFO ] Deduced a trap composed of 18 places in 41 ms of which 0 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/516 variables, 3/332 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/516 variables, 0/332 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 50/566 variables, 50/382 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/566 variables, 0/382 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/566 variables, 0/382 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 566/566 variables, and 382 constraints, problems are : Problem set: 0 solved, 1 unsolved in 697 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 312/312 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 7/7 constraints]
After SMT, in 938ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 318 ms.
Support contains 1 out of 312 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 254/254 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 312 transition count 254
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 311 transition count 253
Applied a total of 2 rules in 13 ms. Remains 311 /312 variables (removed 1) and now considering 253/254 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 14 ms. Remains : 311/312 places, 253/254 transitions.
RANDOM walk for 40000 steps (525 resets) in 149 ms. (266 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (88 resets) in 52 ms. (754 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1600973 steps, run timeout after 3001 ms. (steps per millisecond=533 ) properties seen :0 out of 1
Probabilistic random walk after 1600973 steps, saw 224337 distinct states, run finished after 3001 ms. (steps per millisecond=533 ) properties seen :0
// Phase 1: matrix 253 rows 311 cols
[2024-05-31 18:54:54] [INFO ] Computed 60 invariants in 8 ms
[2024-05-31 18:54:54] [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) 182/183 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/183 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 35/218 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/218 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/243 variables, 17/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/243 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 7/250 variables, 7/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/250 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 200/450 variables, 250/305 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/450 variables, 2/307 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/450 variables, 0/307 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 12/462 variables, 8/315 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/462 variables, 3/318 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/462 variables, 0/318 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 1/463 variables, 1/319 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/463 variables, 1/320 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/463 variables, 0/320 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 52/515 variables, 3/323 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/515 variables, 1/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/515 variables, 0/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 49/564 variables, 49/373 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/564 variables, 0/373 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/564 variables, 0/373 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 564/564 variables, and 373 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: 311/311 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) 182/183 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/183 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 35/218 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-31 18:54:54] [INFO ] Deduced a trap composed of 7 places in 44 ms of which 0 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/218 variables, 1/32 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/218 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 25/243 variables, 17/49 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/243 variables, 0/49 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 7/250 variables, 7/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/250 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 200/450 variables, 250/306 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/450 variables, 2/308 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/450 variables, 1/309 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-31 18:54:54] [INFO ] Deduced a trap composed of 12 places in 45 ms of which 1 ms to minimize.
At refinement iteration 13 (INCLUDED_ONLY) 0/450 variables, 1/310 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/450 variables, 0/310 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 12/462 variables, 8/318 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/462 variables, 3/321 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/462 variables, 0/321 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 1/463 variables, 1/322 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/463 variables, 1/323 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/463 variables, 0/323 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 52/515 variables, 3/326 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/515 variables, 1/327 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/515 variables, 0/327 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (OVERLAPS) 49/564 variables, 49/376 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/564 variables, 0/376 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (OVERLAPS) 0/564 variables, 0/376 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 564/564 variables, and 376 constraints, problems are : Problem set: 0 solved, 1 unsolved in 450 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 311/311 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 2/2 constraints]
After SMT, in 733ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 1414 steps, including 1 resets, run visited all 1 properties in 6 ms. (steps per millisecond=235 )
Parikh walk visited 1 properties in 5 ms.
RANDOM walk for 40000 steps (519 resets) in 129 ms. (307 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (85 resets) in 46 ms. (851 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1612412 steps, run timeout after 3001 ms. (steps per millisecond=537 ) properties seen :0 out of 1
Probabilistic random walk after 1612412 steps, saw 226099 distinct states, run finished after 3001 ms. (steps per millisecond=537 ) properties seen :0
// Phase 1: matrix 254 rows 312 cols
[2024-05-31 18:54:58] [INFO ] Computed 60 invariants in 8 ms
[2024-05-31 18:54:58] [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) 183/184 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/184 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/244 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/244 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/262 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/262 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 254/516 variables, 262/322 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/516 variables, 2/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (INCLUDED_ONLY) 0/516 variables, 0/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 50/566 variables, 50/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/566 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/566 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 566/566 variables, and 374 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: 312/312 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) 183/184 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/184 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/244 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-31 18:54:58] [INFO ] Deduced a trap composed of 14 places in 38 ms of which 0 ms to minimize.
[2024-05-31 18:54:58] [INFO ] Deduced a trap composed of 12 places in 32 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/244 variables, 2/45 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/244 variables, 0/45 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 18/262 variables, 17/62 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/262 variables, 0/62 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 254/516 variables, 262/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/516 variables, 2/326 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/516 variables, 1/327 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/516 variables, 0/327 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 50/566 variables, 50/377 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/566 variables, 0/377 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/566 variables, 0/377 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 566/566 variables, and 377 constraints, problems are : Problem set: 0 solved, 1 unsolved in 327 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 312/312 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 2/2 constraints]
After SMT, in 595ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 1367 steps, including 1 resets, run visited all 1 properties in 5 ms. (steps per millisecond=273 )
Parikh walk visited 1 properties in 5 ms.
RANDOM walk for 40000 steps (521 resets) in 112 ms. (353 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (81 resets) in 48 ms. (816 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1613547 steps, run timeout after 3001 ms. (steps per millisecond=537 ) properties seen :0 out of 1
Probabilistic random walk after 1613547 steps, saw 226262 distinct states, run finished after 3001 ms. (steps per millisecond=537 ) properties seen :0
[2024-05-31 18:55:01] [INFO ] Invariant cache hit.
[2024-05-31 18:55:01] [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) 183/184 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/184 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/244 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/244 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/262 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/262 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 254/516 variables, 262/322 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/516 variables, 2/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/516 variables, 0/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 50/566 variables, 50/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/566 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/566 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 566/566 variables, and 374 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: 312/312 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) 183/184 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/184 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/244 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-31 18:55:02] [INFO ] Deduced a trap composed of 8 places in 49 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/244 variables, 1/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/244 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 18/262 variables, 17/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/262 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 254/516 variables, 262/323 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/516 variables, 2/325 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/516 variables, 1/326 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-31 18:55:02] [INFO ] Deduced a trap composed of 22 places in 53 ms of which 1 ms to minimize.
[2024-05-31 18:55:02] [INFO ] Deduced a trap composed of 19 places in 57 ms of which 2 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/516 variables, 2/328 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/516 variables, 0/328 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 50/566 variables, 50/378 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/566 variables, 0/378 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/566 variables, 0/378 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 566/566 variables, and 378 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: 312/312 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 3/3 constraints]
After SMT, in 704ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 297 ms.
Support contains 1 out of 312 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 254/254 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 312 transition count 254
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 311 transition count 253
Applied a total of 2 rules in 14 ms. Remains 311 /312 variables (removed 1) and now considering 253/254 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 14 ms. Remains : 311/312 places, 253/254 transitions.
RANDOM walk for 40000 steps (543 resets) in 121 ms. (327 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 1626113 steps, run timeout after 3001 ms. (steps per millisecond=541 ) properties seen :0 out of 1
Probabilistic random walk after 1626113 steps, saw 228178 distinct states, run finished after 3002 ms. (steps per millisecond=541 ) properties seen :0
// Phase 1: matrix 253 rows 311 cols
[2024-05-31 18:55:05] [INFO ] Computed 60 invariants in 8 ms
[2024-05-31 18:55:05] [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) 182/183 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/183 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 35/218 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/218 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/243 variables, 17/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/243 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 7/250 variables, 7/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/250 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 200/450 variables, 250/305 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/450 variables, 2/307 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/450 variables, 0/307 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 12/462 variables, 8/315 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/462 variables, 3/318 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/462 variables, 0/318 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 1/463 variables, 1/319 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/463 variables, 1/320 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/463 variables, 0/320 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 52/515 variables, 3/323 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/515 variables, 1/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/515 variables, 0/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 49/564 variables, 49/373 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/564 variables, 0/373 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/564 variables, 0/373 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 564/564 variables, and 373 constraints, problems are : Problem set: 0 solved, 1 unsolved in 255 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 311/311 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) 182/183 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/183 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 35/218 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-31 18:55:06] [INFO ] Deduced a trap composed of 7 places in 43 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/218 variables, 1/32 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/218 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 25/243 variables, 17/49 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/243 variables, 0/49 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 7/250 variables, 7/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/250 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 200/450 variables, 250/306 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/450 variables, 2/308 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/450 variables, 1/309 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-31 18:55:06] [INFO ] Deduced a trap composed of 14 places in 45 ms of which 1 ms to minimize.
At refinement iteration 13 (INCLUDED_ONLY) 0/450 variables, 1/310 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/450 variables, 0/310 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 12/462 variables, 8/318 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/462 variables, 3/321 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-31 18:55:06] [INFO ] Deduced a trap composed of 12 places in 48 ms of which 1 ms to minimize.
At refinement iteration 17 (INCLUDED_ONLY) 0/462 variables, 1/322 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/462 variables, 0/322 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 1/463 variables, 1/323 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/463 variables, 1/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/463 variables, 0/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (OVERLAPS) 52/515 variables, 3/327 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/515 variables, 1/328 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/515 variables, 0/328 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 49/564 variables, 49/377 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/564 variables, 0/377 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 27 (OVERLAPS) 0/564 variables, 0/377 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 564/564 variables, and 377 constraints, problems are : Problem set: 0 solved, 1 unsolved in 529 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 311/311 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 3/3 constraints]
After SMT, in 797ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 44909 steps, including 73 resets, run visited all 1 properties in 105 ms. (steps per millisecond=427 )
Parikh walk visited 1 properties in 105 ms.
RANDOM walk for 40000 steps (540 resets) in 115 ms. (344 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (94 resets) in 41 ms. (952 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1459198 steps, run timeout after 3001 ms. (steps per millisecond=486 ) properties seen :0 out of 1
Probabilistic random walk after 1459198 steps, saw 203747 distinct states, run finished after 3002 ms. (steps per millisecond=486 ) properties seen :0
// Phase 1: matrix 254 rows 312 cols
[2024-05-31 18:55:09] [INFO ] Computed 60 invariants in 8 ms
[2024-05-31 18:55:09] [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) 183/184 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/184 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/244 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/244 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/262 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/262 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 254/516 variables, 262/322 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/516 variables, 2/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/516 variables, 0/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 50/566 variables, 50/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/566 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/566 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 566/566 variables, and 374 constraints, problems are : Problem set: 0 solved, 1 unsolved in 192 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 312/312 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) 183/184 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/184 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/244 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-31 18:55:10] [INFO ] Deduced a trap composed of 14 places in 38 ms of which 1 ms to minimize.
[2024-05-31 18:55:10] [INFO ] Deduced a trap composed of 12 places in 30 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/244 variables, 2/45 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/244 variables, 0/45 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 18/262 variables, 17/62 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/262 variables, 0/62 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 254/516 variables, 262/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/516 variables, 2/326 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/516 variables, 1/327 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-31 18:55:10] [INFO ] Deduced a trap composed of 16 places in 57 ms of which 1 ms to minimize.
[2024-05-31 18:55:10] [INFO ] Deduced a trap composed of 17 places in 51 ms of which 1 ms to minimize.
[2024-05-31 18:55:10] [INFO ] Deduced a trap composed of 20 places in 39 ms of which 1 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/516 variables, 3/330 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/516 variables, 0/330 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 50/566 variables, 50/380 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/566 variables, 0/380 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/566 variables, 0/380 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 566/566 variables, and 380 constraints, problems are : Problem set: 0 solved, 1 unsolved in 527 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 312/312 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 5/5 constraints]
After SMT, in 733ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 1296 steps, including 1 resets, run visited all 1 properties in 5 ms. (steps per millisecond=259 )
Parikh walk visited 1 properties in 4 ms.
RANDOM walk for 40000 steps (541 resets) in 110 ms. (360 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (90 resets) in 41 ms. (952 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1621116 steps, run timeout after 3001 ms. (steps per millisecond=540 ) properties seen :0 out of 1
Probabilistic random walk after 1621116 steps, saw 227441 distinct states, run finished after 3001 ms. (steps per millisecond=540 ) properties seen :0
[2024-05-31 18:55:13] [INFO ] Invariant cache hit.
[2024-05-31 18:55:13] [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) 183/184 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/184 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/244 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/244 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/262 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/262 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 254/516 variables, 262/322 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/516 variables, 2/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/516 variables, 0/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 50/566 variables, 50/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/566 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/566 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 566/566 variables, and 374 constraints, problems are : Problem set: 0 solved, 1 unsolved in 190 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 312/312 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) 183/184 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/184 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/244 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/244 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/262 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/262 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 254/516 variables, 262/322 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/516 variables, 2/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/516 variables, 1/325 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-31 18:55:14] [INFO ] Deduced a trap composed of 19 places in 55 ms of which 2 ms to minimize.
[2024-05-31 18:55:14] [INFO ] Deduced a trap composed of 22 places in 57 ms of which 2 ms to minimize.
[2024-05-31 18:55:14] [INFO ] Deduced a trap composed of 25 places in 43 ms of which 1 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/516 variables, 3/328 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/516 variables, 0/328 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 50/566 variables, 50/378 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/566 variables, 0/378 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/566 variables, 0/378 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 566/566 variables, and 378 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: 312/312 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 3/3 constraints]
After SMT, in 666ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 10209 steps, including 44 resets, run visited all 1 properties in 27 ms. (steps per millisecond=378 )
Parikh walk visited 1 properties in 26 ms.
RANDOM walk for 40000 steps (533 resets) in 118 ms. (336 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40002 steps (93 resets) in 41 ms. (952 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1611347 steps, run timeout after 3001 ms. (steps per millisecond=536 ) properties seen :0 out of 1
Probabilistic random walk after 1611347 steps, saw 225926 distinct states, run finished after 3001 ms. (steps per millisecond=536 ) properties seen :0
[2024-05-31 18:55:17] [INFO ] Invariant cache hit.
[2024-05-31 18:55:17] [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) 183/184 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/184 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/244 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/244 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/262 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/262 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 254/516 variables, 262/322 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/516 variables, 2/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/516 variables, 0/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 50/566 variables, 50/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/566 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/566 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 566/566 variables, and 374 constraints, problems are : Problem set: 0 solved, 1 unsolved in 193 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 312/312 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) 183/184 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/184 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/244 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-31 18:55:17] [INFO ] Deduced a trap composed of 8 places in 43 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/244 variables, 1/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/244 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 18/262 variables, 17/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/262 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 254/516 variables, 262/323 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/516 variables, 2/325 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/516 variables, 1/326 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-31 18:55:17] [INFO ] Deduced a trap composed of 16 places in 61 ms of which 1 ms to minimize.
[2024-05-31 18:55:17] [INFO ] Deduced a trap composed of 19 places in 56 ms of which 1 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/516 variables, 2/328 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/516 variables, 0/328 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 50/566 variables, 50/378 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/566 variables, 0/378 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/566 variables, 0/378 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 566/566 variables, and 378 constraints, problems are : Problem set: 0 solved, 1 unsolved in 500 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 312/312 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 3/3 constraints]
After SMT, in 698ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 14681 steps, including 119 resets, run visited all 1 properties in 38 ms. (steps per millisecond=386 )
Parikh walk visited 1 properties in 37 ms.
RANDOM walk for 40000 steps (529 resets) in 111 ms. (357 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (80 resets) in 42 ms. (930 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1633377 steps, run timeout after 3001 ms. (steps per millisecond=544 ) properties seen :0 out of 1
Probabilistic random walk after 1633377 steps, saw 229231 distinct states, run finished after 3001 ms. (steps per millisecond=544 ) properties seen :0
[2024-05-31 18:55:21] [INFO ] Invariant cache hit.
[2024-05-31 18:55:21] [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) 183/184 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/184 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/244 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/244 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/262 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/262 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 254/516 variables, 262/322 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/516 variables, 2/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/516 variables, 0/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 50/566 variables, 50/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/566 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/566 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 566/566 variables, and 374 constraints, problems are : Problem set: 0 solved, 1 unsolved in 179 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 312/312 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) 183/184 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/184 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/244 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/244 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/262 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/262 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 254/516 variables, 262/322 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/516 variables, 2/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/516 variables, 1/325 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-31 18:55:21] [INFO ] Deduced a trap composed of 19 places in 52 ms of which 1 ms to minimize.
[2024-05-31 18:55:21] [INFO ] Deduced a trap composed of 22 places in 55 ms of which 1 ms to minimize.
[2024-05-31 18:55:21] [INFO ] Deduced a trap composed of 25 places in 51 ms of which 1 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/516 variables, 3/328 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/516 variables, 0/328 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 50/566 variables, 50/378 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/566 variables, 0/378 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/566 variables, 0/378 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 566/566 variables, and 378 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: 312/312 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 3/3 constraints]
After SMT, in 672ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 249 ms.
Support contains 1 out of 312 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 254/254 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 312 transition count 254
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 311 transition count 253
Applied a total of 2 rules in 13 ms. Remains 311 /312 variables (removed 1) and now considering 253/254 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 13 ms. Remains : 311/312 places, 253/254 transitions.
RANDOM walk for 40000 steps (536 resets) in 146 ms. (272 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (93 resets) in 51 ms. (769 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1631010 steps, run timeout after 3001 ms. (steps per millisecond=543 ) properties seen :0 out of 1
Probabilistic random walk after 1631010 steps, saw 228893 distinct states, run finished after 3001 ms. (steps per millisecond=543 ) properties seen :0
// Phase 1: matrix 253 rows 311 cols
[2024-05-31 18:55:25] [INFO ] Computed 60 invariants in 6 ms
[2024-05-31 18:55:25] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 182/183 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/183 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 35/218 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/218 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/243 variables, 17/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/243 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 7/250 variables, 7/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/250 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 200/450 variables, 250/305 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/450 variables, 2/307 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/450 variables, 0/307 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 12/462 variables, 8/315 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/462 variables, 3/318 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/462 variables, 0/318 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 1/463 variables, 1/319 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/463 variables, 1/320 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/463 variables, 0/320 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 52/515 variables, 3/323 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/515 variables, 1/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/515 variables, 0/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 49/564 variables, 49/373 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/564 variables, 0/373 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/564 variables, 0/373 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 564/564 variables, and 373 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: 311/311 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) 182/183 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/183 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 35/218 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-31 18:55:25] [INFO ] Deduced a trap composed of 7 places in 48 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/218 variables, 1/32 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/218 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 25/243 variables, 17/49 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/243 variables, 0/49 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 7/250 variables, 7/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/250 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 200/450 variables, 250/306 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/450 variables, 2/308 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/450 variables, 1/309 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/450 variables, 0/309 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 12/462 variables, 8/317 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/462 variables, 3/320 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/462 variables, 0/320 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 1/463 variables, 1/321 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/463 variables, 1/322 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/463 variables, 0/322 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 52/515 variables, 3/325 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/515 variables, 1/326 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/515 variables, 0/326 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 49/564 variables, 49/375 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/564 variables, 0/375 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 0/564 variables, 0/375 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 564/564 variables, and 375 constraints, problems are : Problem set: 0 solved, 1 unsolved in 418 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 311/311 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints]
After SMT, in 678ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 72637 steps, including 139 resets, run visited all 1 properties in 163 ms. (steps per millisecond=445 )
Parikh walk visited 1 properties in 162 ms.
RANDOM walk for 40000 steps (540 resets) in 110 ms. (360 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (84 resets) in 41 ms. (952 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1623962 steps, run timeout after 3001 ms. (steps per millisecond=541 ) properties seen :0 out of 1
Probabilistic random walk after 1623962 steps, saw 227869 distinct states, run finished after 3001 ms. (steps per millisecond=541 ) properties seen :0
// Phase 1: matrix 254 rows 312 cols
[2024-05-31 18:55:28] [INFO ] Computed 60 invariants in 8 ms
[2024-05-31 18:55:29] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 183/184 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/184 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/244 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/244 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/262 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/262 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 254/516 variables, 262/322 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/516 variables, 2/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/516 variables, 0/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 50/566 variables, 50/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/566 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/566 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 566/566 variables, and 374 constraints, problems are : Problem set: 0 solved, 1 unsolved in 245 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 312/312 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) 183/184 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/184 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/244 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-31 18:55:29] [INFO ] Deduced a trap composed of 13 places in 25 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/244 variables, 1/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/244 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 18/262 variables, 17/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/262 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 254/516 variables, 262/323 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/516 variables, 2/325 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/516 variables, 1/326 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/516 variables, 0/326 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 50/566 variables, 50/376 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/566 variables, 0/376 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/566 variables, 0/376 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 566/566 variables, and 376 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: 312/312 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints]
After SMT, in 570ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 1094 steps, including 1 resets, run visited all 1 properties in 5 ms. (steps per millisecond=218 )
Parikh walk visited 1 properties in 4 ms.
RANDOM walk for 40000 steps (544 resets) in 106 ms. (373 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (89 resets) in 44 ms. (888 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1611993 steps, run timeout after 3001 ms. (steps per millisecond=537 ) properties seen :0 out of 1
Probabilistic random walk after 1611993 steps, saw 226038 distinct states, run finished after 3001 ms. (steps per millisecond=537 ) properties seen :0
[2024-05-31 18:55:32] [INFO ] Invariant cache hit.
[2024-05-31 18:55:32] [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) 183/184 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/184 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/244 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/244 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/262 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/262 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 254/516 variables, 262/322 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/516 variables, 2/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/516 variables, 0/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 50/566 variables, 50/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/566 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/566 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 566/566 variables, and 374 constraints, problems are : Problem set: 0 solved, 1 unsolved in 185 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 312/312 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) 183/184 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/184 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/244 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/244 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/262 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/262 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 254/516 variables, 262/322 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/516 variables, 2/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/516 variables, 1/325 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-31 18:55:33] [INFO ] Deduced a trap composed of 16 places in 61 ms of which 1 ms to minimize.
[2024-05-31 18:55:33] [INFO ] Deduced a trap composed of 22 places in 54 ms of which 1 ms to minimize.
[2024-05-31 18:55:33] [INFO ] Deduced a trap composed of 20 places in 51 ms of which 1 ms to minimize.
[2024-05-31 18:55:33] [INFO ] Deduced a trap composed of 21 places in 36 ms of which 1 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/516 variables, 4/329 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/516 variables, 0/329 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 50/566 variables, 50/379 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/566 variables, 0/379 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/566 variables, 0/379 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 566/566 variables, and 379 constraints, problems are : Problem set: 0 solved, 1 unsolved in 570 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 312/312 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 4/4 constraints]
After SMT, in 763ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 1033 steps, including 1 resets, run visited all 1 properties in 4 ms. (steps per millisecond=258 )
Parikh walk visited 1 properties in 7 ms.
RANDOM walk for 40000 steps (551 resets) in 106 ms. (373 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 1618462 steps, run timeout after 3001 ms. (steps per millisecond=539 ) properties seen :0 out of 1
Probabilistic random walk after 1618462 steps, saw 226950 distinct states, run finished after 3002 ms. (steps per millisecond=539 ) properties seen :0
[2024-05-31 18:55:36] [INFO ] Invariant cache hit.
[2024-05-31 18:55:36] [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) 183/184 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/184 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/244 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/244 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/262 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/262 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 254/516 variables, 262/322 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/516 variables, 2/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/516 variables, 0/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 50/566 variables, 50/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/566 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/566 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 566/566 variables, and 374 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: 312/312 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) 183/184 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/184 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/244 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/244 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/262 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/262 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 254/516 variables, 262/322 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/516 variables, 2/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/516 variables, 1/325 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-31 18:55:36] [INFO ] Deduced a trap composed of 19 places in 63 ms of which 2 ms to minimize.
[2024-05-31 18:55:37] [INFO ] Deduced a trap composed of 22 places in 60 ms of which 1 ms to minimize.
[2024-05-31 18:55:37] [INFO ] Deduced a trap composed of 25 places in 43 ms of which 1 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/516 variables, 3/328 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/516 variables, 0/328 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 50/566 variables, 50/378 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/566 variables, 0/378 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/566 variables, 0/378 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 566/566 variables, and 378 constraints, problems are : Problem set: 0 solved, 1 unsolved in 467 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 312/312 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 3/3 constraints]
After SMT, in 661ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 223 ms.
Support contains 1 out of 312 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 254/254 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 312 transition count 254
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 311 transition count 253
Applied a total of 2 rules in 13 ms. Remains 311 /312 variables (removed 1) and now considering 253/254 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 14 ms. Remains : 311/312 places, 253/254 transitions.
RANDOM walk for 40000 steps (526 resets) in 122 ms. (325 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 1622782 steps, run timeout after 3001 ms. (steps per millisecond=540 ) properties seen :0 out of 1
Probabilistic random walk after 1622782 steps, saw 227702 distinct states, run finished after 3001 ms. (steps per millisecond=540 ) properties seen :0
// Phase 1: matrix 253 rows 311 cols
[2024-05-31 18:55:40] [INFO ] Computed 60 invariants in 8 ms
[2024-05-31 18:55:40] [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) 182/183 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/183 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 35/218 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/218 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/243 variables, 17/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/243 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 7/250 variables, 7/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/250 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 200/450 variables, 250/305 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/450 variables, 2/307 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/450 variables, 0/307 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 12/462 variables, 8/315 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/462 variables, 3/318 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/462 variables, 0/318 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 1/463 variables, 1/319 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/463 variables, 1/320 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/463 variables, 0/320 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 52/515 variables, 3/323 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/515 variables, 1/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/515 variables, 0/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 49/564 variables, 49/373 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/564 variables, 0/373 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/564 variables, 0/373 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 564/564 variables, and 373 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: 311/311 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) 182/183 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/183 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 35/218 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/218 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/243 variables, 17/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/243 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 7/250 variables, 7/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/250 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 200/450 variables, 250/305 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/450 variables, 2/307 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/450 variables, 1/308 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-31 18:55:40] [INFO ] Deduced a trap composed of 12 places in 38 ms of which 1 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/450 variables, 1/309 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/450 variables, 0/309 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 12/462 variables, 8/317 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/462 variables, 3/320 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/462 variables, 0/320 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 1/463 variables, 1/321 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/463 variables, 1/322 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/463 variables, 0/322 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 52/515 variables, 3/325 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/515 variables, 1/326 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/515 variables, 0/326 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 49/564 variables, 49/375 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/564 variables, 0/375 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 0/564 variables, 0/375 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 564/564 variables, and 375 constraints, problems are : Problem set: 0 solved, 1 unsolved in 378 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 311/311 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints]
After SMT, in 630ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 1048 steps, including 1 resets, run visited all 1 properties in 3 ms. (steps per millisecond=349 )
Parikh walk visited 1 properties in 2 ms.
RANDOM walk for 40000 steps (516 resets) in 126 ms. (314 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (97 resets) in 54 ms. (727 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1634059 steps, run timeout after 3001 ms. (steps per millisecond=544 ) properties seen :0 out of 1
Probabilistic random walk after 1634059 steps, saw 229325 distinct states, run finished after 3001 ms. (steps per millisecond=544 ) properties seen :0
// Phase 1: matrix 254 rows 312 cols
[2024-05-31 18:55:44] [INFO ] Computed 60 invariants in 8 ms
[2024-05-31 18:55:44] [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) 183/184 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/184 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/244 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/244 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/262 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/262 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 254/516 variables, 262/322 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/516 variables, 2/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/516 variables, 0/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 50/566 variables, 50/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/566 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/566 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 566/566 variables, and 374 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: 312/312 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) 183/184 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/184 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/244 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-31 18:55:44] [INFO ] Deduced a trap composed of 20 places in 50 ms of which 1 ms to minimize.
[2024-05-31 18:55:44] [INFO ] Deduced a trap composed of 16 places in 50 ms of which 1 ms to minimize.
[2024-05-31 18:55:44] [INFO ] Deduced a trap composed of 7 places in 43 ms of which 1 ms to minimize.
[2024-05-31 18:55:44] [INFO ] Deduced a trap composed of 12 places in 43 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/244 variables, 4/47 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/244 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 18/262 variables, 17/64 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/262 variables, 0/64 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 254/516 variables, 262/326 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/516 variables, 2/328 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/516 variables, 1/329 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-31 18:55:44] [INFO ] Deduced a trap composed of 17 places in 57 ms of which 1 ms to minimize.
[2024-05-31 18:55:44] [INFO ] Deduced a trap composed of 19 places in 58 ms of which 1 ms to minimize.
[2024-05-31 18:55:44] [INFO ] Deduced a trap composed of 18 places in 40 ms of which 1 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/516 variables, 3/332 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/516 variables, 0/332 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 50/566 variables, 50/382 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/566 variables, 0/382 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/566 variables, 0/382 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 566/566 variables, and 382 constraints, problems are : Problem set: 0 solved, 1 unsolved in 720 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 312/312 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 7/7 constraints]
After SMT, in 950ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 203 ms.
Support contains 1 out of 312 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 254/254 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 312 transition count 254
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 311 transition count 253
Applied a total of 2 rules in 16 ms. Remains 311 /312 variables (removed 1) and now considering 253/254 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 16 ms. Remains : 311/312 places, 253/254 transitions.
RANDOM walk for 40000 steps (547 resets) in 108 ms. (366 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (88 resets) in 57 ms. (689 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1627881 steps, run timeout after 3001 ms. (steps per millisecond=542 ) properties seen :0 out of 1
Probabilistic random walk after 1627881 steps, saw 228430 distinct states, run finished after 3001 ms. (steps per millisecond=542 ) properties seen :0
// Phase 1: matrix 253 rows 311 cols
[2024-05-31 18:55:48] [INFO ] Computed 60 invariants in 8 ms
[2024-05-31 18:55:48] [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) 182/183 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/183 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 35/218 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/218 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/243 variables, 17/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/243 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 7/250 variables, 7/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/250 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 200/450 variables, 250/305 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/450 variables, 2/307 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/450 variables, 0/307 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 12/462 variables, 8/315 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/462 variables, 3/318 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/462 variables, 0/318 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 1/463 variables, 1/319 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/463 variables, 1/320 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/463 variables, 0/320 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 52/515 variables, 3/323 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/515 variables, 1/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/515 variables, 0/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 49/564 variables, 49/373 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/564 variables, 0/373 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/564 variables, 0/373 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 564/564 variables, and 373 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: 311/311 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) 182/183 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/183 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 35/218 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-31 18:55:48] [INFO ] Deduced a trap composed of 7 places in 40 ms of which 2 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/218 variables, 1/32 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/218 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 25/243 variables, 17/49 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/243 variables, 0/49 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 7/250 variables, 7/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/250 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 200/450 variables, 250/306 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/450 variables, 2/308 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/450 variables, 1/309 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-31 18:55:48] [INFO ] Deduced a trap composed of 12 places in 45 ms of which 1 ms to minimize.
At refinement iteration 13 (INCLUDED_ONLY) 0/450 variables, 1/310 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/450 variables, 0/310 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 12/462 variables, 8/318 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/462 variables, 3/321 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/462 variables, 0/321 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 1/463 variables, 1/322 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/463 variables, 1/323 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/463 variables, 0/323 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 52/515 variables, 3/326 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/515 variables, 1/327 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/515 variables, 0/327 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (OVERLAPS) 49/564 variables, 49/376 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/564 variables, 0/376 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (OVERLAPS) 0/564 variables, 0/376 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 564/564 variables, and 376 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: 311/311 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 2/2 constraints]
After SMT, in 704ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 975 steps, including 1 resets, run visited all 1 properties in 3 ms. (steps per millisecond=325 )
Parikh walk visited 1 properties in 4 ms.
RANDOM walk for 40000 steps (534 resets) in 122 ms. (325 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (93 resets) in 43 ms. (909 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1623699 steps, run timeout after 3001 ms. (steps per millisecond=541 ) properties seen :0 out of 1
Probabilistic random walk after 1623699 steps, saw 227838 distinct states, run finished after 3001 ms. (steps per millisecond=541 ) properties seen :0
// Phase 1: matrix 254 rows 312 cols
[2024-05-31 18:55:52] [INFO ] Computed 60 invariants in 8 ms
[2024-05-31 18:55:52] [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) 183/184 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/184 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/244 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/244 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/262 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/262 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 254/516 variables, 262/322 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/516 variables, 2/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/516 variables, 0/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 50/566 variables, 50/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/566 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/566 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 566/566 variables, and 374 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: 312/312 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) 183/184 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/184 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/244 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-31 18:55:52] [INFO ] Deduced a trap composed of 12 places in 34 ms of which 0 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/244 variables, 1/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/244 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 18/262 variables, 17/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/262 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 254/516 variables, 262/323 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/516 variables, 2/325 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/516 variables, 1/326 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/516 variables, 0/326 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 50/566 variables, 50/376 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-31 18:55:52] [INFO ] Deduced a trap composed of 7 places in 40 ms of which 1 ms to minimize.
At refinement iteration 13 (INCLUDED_ONLY) 0/566 variables, 1/377 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/566 variables, 0/377 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/566 variables, 0/377 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 566/566 variables, and 377 constraints, problems are : Problem set: 0 solved, 1 unsolved in 378 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 312/312 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 2/2 constraints]
After SMT, in 609ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 175 ms.
Support contains 1 out of 312 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 254/254 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 312 transition count 254
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 311 transition count 253
Applied a total of 2 rules in 13 ms. Remains 311 /312 variables (removed 1) and now considering 253/254 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 13 ms. Remains : 311/312 places, 253/254 transitions.
RANDOM walk for 40000 steps (549 resets) in 103 ms. (384 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40002 steps (100 resets) in 38 ms. (1025 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1624224 steps, run timeout after 3001 ms. (steps per millisecond=541 ) properties seen :0 out of 1
Probabilistic random walk after 1624224 steps, saw 227900 distinct states, run finished after 3001 ms. (steps per millisecond=541 ) properties seen :0
// Phase 1: matrix 253 rows 311 cols
[2024-05-31 18:55:55] [INFO ] Computed 60 invariants in 8 ms
[2024-05-31 18:55:55] [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) 182/183 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/183 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 35/218 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/218 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/243 variables, 17/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/243 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 7/250 variables, 7/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/250 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 200/450 variables, 250/305 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/450 variables, 2/307 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/450 variables, 0/307 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 12/462 variables, 8/315 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/462 variables, 3/318 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/462 variables, 0/318 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 1/463 variables, 1/319 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/463 variables, 1/320 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/463 variables, 0/320 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 52/515 variables, 3/323 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/515 variables, 1/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/515 variables, 0/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 49/564 variables, 49/373 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/564 variables, 0/373 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/564 variables, 0/373 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 564/564 variables, and 373 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: 311/311 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) 182/183 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/183 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 35/218 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-31 18:55:56] [INFO ] Deduced a trap composed of 9 places in 46 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/218 variables, 1/32 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/218 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 25/243 variables, 17/49 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/243 variables, 0/49 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 7/250 variables, 7/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/250 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 200/450 variables, 250/306 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/450 variables, 2/308 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/450 variables, 1/309 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-31 18:55:56] [INFO ] Deduced a trap composed of 12 places in 36 ms of which 1 ms to minimize.
At refinement iteration 13 (INCLUDED_ONLY) 0/450 variables, 1/310 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/450 variables, 0/310 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 12/462 variables, 8/318 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/462 variables, 3/321 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/462 variables, 0/321 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 1/463 variables, 1/322 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/463 variables, 1/323 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/463 variables, 0/323 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 52/515 variables, 3/326 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/515 variables, 1/327 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/515 variables, 0/327 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (OVERLAPS) 49/564 variables, 49/376 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/564 variables, 0/376 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (OVERLAPS) 0/564 variables, 0/376 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 564/564 variables, and 376 constraints, problems are : Problem set: 0 solved, 1 unsolved in 435 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 311/311 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 2/2 constraints]
After SMT, in 715ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 896 steps, including 1 resets, run visited all 1 properties in 4 ms. (steps per millisecond=224 )
Parikh walk visited 1 properties in 3 ms.
RANDOM walk for 40000 steps (544 resets) in 109 ms. (363 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (81 resets) in 44 ms. (888 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1623814 steps, run timeout after 3001 ms. (steps per millisecond=541 ) properties seen :0 out of 1
Probabilistic random walk after 1623814 steps, saw 227848 distinct states, run finished after 3001 ms. (steps per millisecond=541 ) properties seen :0
// Phase 1: matrix 254 rows 312 cols
[2024-05-31 18:55:59] [INFO ] Computed 60 invariants in 8 ms
[2024-05-31 18:55:59] [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) 183/184 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/184 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/244 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/244 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/262 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/262 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 254/516 variables, 262/322 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/516 variables, 2/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/516 variables, 0/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 50/566 variables, 50/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/566 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/566 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 566/566 variables, and 374 constraints, problems are : Problem set: 0 solved, 1 unsolved in 206 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 312/312 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) 183/184 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/184 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/244 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-31 18:56:00] [INFO ] Deduced a trap composed of 20 places in 45 ms of which 1 ms to minimize.
[2024-05-31 18:56:00] [INFO ] Deduced a trap composed of 7 places in 49 ms of which 5 ms to minimize.
[2024-05-31 18:56:00] [INFO ] Deduced a trap composed of 12 places in 43 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/244 variables, 3/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/244 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 18/262 variables, 17/63 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/262 variables, 0/63 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 254/516 variables, 262/325 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/516 variables, 2/327 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/516 variables, 1/328 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-31 18:56:00] [INFO ] Deduced a trap composed of 17 places in 61 ms of which 1 ms to minimize.
[2024-05-31 18:56:00] [INFO ] Deduced a trap composed of 8 places in 60 ms of which 1 ms to minimize.
[2024-05-31 18:56:00] [INFO ] Deduced a trap composed of 19 places in 56 ms of which 1 ms to minimize.
[2024-05-31 18:56:00] [INFO ] Deduced a trap composed of 18 places in 40 ms of which 0 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/516 variables, 4/332 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/516 variables, 0/332 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 50/566 variables, 50/382 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/566 variables, 0/382 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/566 variables, 0/382 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 566/566 variables, and 382 constraints, problems are : Problem set: 0 solved, 1 unsolved in 750 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 312/312 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 7/7 constraints]
After SMT, in 970ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 30069 steps, including 158 resets, run visited all 1 properties in 75 ms. (steps per millisecond=400 )
Parikh walk visited 1 properties in 75 ms.
RANDOM walk for 40000 steps (545 resets) in 134 ms. (296 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (89 resets) in 52 ms. (754 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1620756 steps, run timeout after 3001 ms. (steps per millisecond=540 ) properties seen :0 out of 1
Probabilistic random walk after 1620756 steps, saw 227378 distinct states, run finished after 3001 ms. (steps per millisecond=540 ) properties seen :0
[2024-05-31 18:56:03] [INFO ] Invariant cache hit.
[2024-05-31 18:56:03] [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) 183/184 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/184 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/244 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/244 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/262 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/262 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 254/516 variables, 262/322 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/516 variables, 2/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-31 18:56:04] [INFO ] Deduced a trap composed of 16 places in 46 ms of which 1 ms to minimize.
[2024-05-31 18:56:04] [INFO ] Deduced a trap composed of 17 places in 48 ms of which 1 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/516 variables, 2/326 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/516 variables, 0/326 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 50/566 variables, 50/376 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/566 variables, 0/376 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 0/566 variables, 0/376 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 566/566 variables, and 376 constraints, problems are : Problem set: 0 solved, 1 unsolved in 317 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 312/312 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) 183/184 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/184 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/244 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-31 18:56:04] [INFO ] Deduced a trap composed of 8 places in 44 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/244 variables, 1/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/244 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 18/262 variables, 17/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/262 variables, 2/63 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/262 variables, 0/63 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 254/516 variables, 262/325 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/516 variables, 2/327 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/516 variables, 1/328 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-31 18:56:04] [INFO ] Deduced a trap composed of 18 places in 34 ms of which 1 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/516 variables, 1/329 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/516 variables, 0/329 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 50/566 variables, 50/379 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/566 variables, 0/379 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 0/566 variables, 0/379 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 566/566 variables, and 379 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: 312/312 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 4/4 constraints]
After SMT, in 694ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 168 ms.
Support contains 1 out of 312 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 254/254 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 312 transition count 254
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 311 transition count 253
Applied a total of 2 rules in 12 ms. Remains 311 /312 variables (removed 1) and now considering 253/254 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 13 ms. Remains : 311/312 places, 253/254 transitions.
RANDOM walk for 40000 steps (553 resets) in 123 ms. (322 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (88 resets) in 49 ms. (800 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1623576 steps, run timeout after 3001 ms. (steps per millisecond=541 ) properties seen :0 out of 1
Probabilistic random walk after 1623576 steps, saw 227821 distinct states, run finished after 3001 ms. (steps per millisecond=541 ) properties seen :0
// Phase 1: matrix 253 rows 311 cols
[2024-05-31 18:56:07] [INFO ] Computed 60 invariants in 8 ms
[2024-05-31 18:56:07] [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) 182/183 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/183 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 35/218 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/218 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/243 variables, 17/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/243 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 7/250 variables, 7/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/250 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 200/450 variables, 250/305 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/450 variables, 2/307 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/450 variables, 0/307 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 12/462 variables, 8/315 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/462 variables, 3/318 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/462 variables, 0/318 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 1/463 variables, 1/319 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/463 variables, 1/320 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/463 variables, 0/320 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 52/515 variables, 3/323 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/515 variables, 1/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/515 variables, 0/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 49/564 variables, 49/373 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/564 variables, 0/373 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/564 variables, 0/373 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 564/564 variables, and 373 constraints, problems are : Problem set: 0 solved, 1 unsolved in 243 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 311/311 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) 182/183 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/183 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 35/218 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-31 18:56:08] [INFO ] Deduced a trap composed of 9 places in 47 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/218 variables, 1/32 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/218 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 25/243 variables, 17/49 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/243 variables, 0/49 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 7/250 variables, 7/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/250 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 200/450 variables, 250/306 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/450 variables, 2/308 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/450 variables, 1/309 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-31 18:56:08] [INFO ] Deduced a trap composed of 12 places in 30 ms of which 1 ms to minimize.
At refinement iteration 13 (INCLUDED_ONLY) 0/450 variables, 1/310 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/450 variables, 0/310 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 12/462 variables, 8/318 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/462 variables, 3/321 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/462 variables, 0/321 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 1/463 variables, 1/322 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/463 variables, 1/323 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/463 variables, 0/323 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 52/515 variables, 3/326 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/515 variables, 1/327 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/515 variables, 0/327 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (OVERLAPS) 49/564 variables, 49/376 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/564 variables, 0/376 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (OVERLAPS) 0/564 variables, 0/376 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 564/564 variables, and 376 constraints, problems are : Problem set: 0 solved, 1 unsolved in 414 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 311/311 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 2/2 constraints]
After SMT, in 669ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 764 steps, including 1 resets, run visited all 1 properties in 3 ms. (steps per millisecond=254 )
Parikh walk visited 1 properties in 2 ms.
RANDOM walk for 40000 steps (542 resets) in 132 ms. (300 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (88 resets) in 56 ms. (701 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1486815 steps, run timeout after 3001 ms. (steps per millisecond=495 ) properties seen :0 out of 1
Probabilistic random walk after 1486815 steps, saw 207430 distinct states, run finished after 3001 ms. (steps per millisecond=495 ) properties seen :0
// Phase 1: matrix 254 rows 312 cols
[2024-05-31 18:56:11] [INFO ] Computed 60 invariants in 3 ms
[2024-05-31 18:56:11] [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) 183/184 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/184 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/244 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/244 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/262 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/262 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 254/516 variables, 262/322 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/516 variables, 2/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/516 variables, 0/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 50/566 variables, 50/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/566 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/566 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 566/566 variables, and 374 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: 312/312 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) 183/184 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/184 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/244 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-31 18:56:11] [INFO ] Deduced a trap composed of 20 places in 54 ms of which 1 ms to minimize.
[2024-05-31 18:56:11] [INFO ] Deduced a trap composed of 16 places in 54 ms of which 1 ms to minimize.
[2024-05-31 18:56:11] [INFO ] Deduced a trap composed of 7 places in 48 ms of which 1 ms to minimize.
[2024-05-31 18:56:11] [INFO ] Deduced a trap composed of 12 places in 47 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/244 variables, 4/47 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/244 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 18/262 variables, 17/64 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/262 variables, 0/64 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 254/516 variables, 262/326 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/516 variables, 2/328 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/516 variables, 1/329 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-31 18:56:12] [INFO ] Deduced a trap composed of 17 places in 64 ms of which 1 ms to minimize.
[2024-05-31 18:56:12] [INFO ] Deduced a trap composed of 19 places in 61 ms of which 1 ms to minimize.
[2024-05-31 18:56:12] [INFO ] Deduced a trap composed of 18 places in 52 ms of which 1 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/516 variables, 3/332 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/516 variables, 0/332 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 50/566 variables, 50/382 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/566 variables, 0/382 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/566 variables, 0/382 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 566/566 variables, and 382 constraints, problems are : Problem set: 0 solved, 1 unsolved in 773 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 312/312 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 7/7 constraints]
After SMT, in 992ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 172 ms.
Support contains 1 out of 312 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 254/254 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 312 transition count 254
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 311 transition count 253
Applied a total of 2 rules in 21 ms. Remains 311 /312 variables (removed 1) and now considering 253/254 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 22 ms. Remains : 311/312 places, 253/254 transitions.
RANDOM walk for 40000 steps (524 resets) in 124 ms. (320 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (87 resets) in 40 ms. (975 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1605841 steps, run timeout after 3001 ms. (steps per millisecond=535 ) properties seen :0 out of 1
Probabilistic random walk after 1605841 steps, saw 225068 distinct states, run finished after 3001 ms. (steps per millisecond=535 ) properties seen :0
// Phase 1: matrix 253 rows 311 cols
[2024-05-31 18:56:15] [INFO ] Computed 60 invariants in 6 ms
[2024-05-31 18:56:15] [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) 182/183 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/183 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 35/218 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/218 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/243 variables, 17/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/243 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 7/250 variables, 7/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/250 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 200/450 variables, 250/305 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/450 variables, 2/307 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/450 variables, 0/307 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 12/462 variables, 8/315 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/462 variables, 3/318 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/462 variables, 0/318 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 1/463 variables, 1/319 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/463 variables, 1/320 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/463 variables, 0/320 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 52/515 variables, 3/323 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/515 variables, 1/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/515 variables, 0/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 49/564 variables, 49/373 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/564 variables, 0/373 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/564 variables, 0/373 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 564/564 variables, and 373 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: 311/311 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) 182/183 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/183 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 35/218 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-31 18:56:16] [INFO ] Deduced a trap composed of 7 places in 51 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/218 variables, 1/32 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/218 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 25/243 variables, 17/49 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/243 variables, 0/49 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 7/250 variables, 7/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/250 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 200/450 variables, 250/306 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/450 variables, 2/308 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/450 variables, 1/309 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/450 variables, 0/309 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 12/462 variables, 8/317 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/462 variables, 3/320 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/462 variables, 0/320 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 1/463 variables, 1/321 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/463 variables, 1/322 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/463 variables, 0/322 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 52/515 variables, 3/325 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/515 variables, 1/326 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/515 variables, 0/326 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 49/564 variables, 49/375 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/564 variables, 0/375 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 0/564 variables, 0/375 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 564/564 variables, and 375 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: 311/311 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 715 steps, including 1 resets, run visited all 1 properties in 3 ms. (steps per millisecond=238 )
Parikh walk visited 1 properties in 2 ms.
RANDOM walk for 40000 steps (534 resets) in 111 ms. (357 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40002 steps (89 resets) in 42 ms. (930 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1611632 steps, run timeout after 3001 ms. (steps per millisecond=537 ) properties seen :0 out of 1
Probabilistic random walk after 1611632 steps, saw 225967 distinct states, run finished after 3001 ms. (steps per millisecond=537 ) properties seen :0
// Phase 1: matrix 254 rows 312 cols
[2024-05-31 18:56:19] [INFO ] Computed 60 invariants in 6 ms
[2024-05-31 18:56:19] [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) 183/184 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/184 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/244 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/244 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/262 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/262 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 254/516 variables, 262/322 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/516 variables, 2/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/516 variables, 0/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 50/566 variables, 50/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/566 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/566 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 566/566 variables, and 374 constraints, problems are : Problem set: 0 solved, 1 unsolved in 198 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 312/312 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) 183/184 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/184 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/244 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-31 18:56:19] [INFO ] Deduced a trap composed of 12 places in 32 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/244 variables, 1/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/244 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 18/262 variables, 17/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/262 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 254/516 variables, 262/323 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/516 variables, 2/325 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/516 variables, 1/326 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/516 variables, 0/326 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 50/566 variables, 50/376 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-31 18:56:19] [INFO ] Deduced a trap composed of 7 places in 53 ms of which 1 ms to minimize.
At refinement iteration 13 (INCLUDED_ONLY) 0/566 variables, 1/377 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/566 variables, 0/377 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/566 variables, 0/377 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 566/566 variables, and 377 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: 312/312 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 2/2 constraints]
After SMT, in 563ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 141 ms.
Support contains 1 out of 312 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 254/254 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 312 transition count 254
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 311 transition count 253
Applied a total of 2 rules in 12 ms. Remains 311 /312 variables (removed 1) and now considering 253/254 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 12 ms. Remains : 311/312 places, 253/254 transitions.
RANDOM walk for 40000 steps (543 resets) in 117 ms. (338 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (85 resets) in 51 ms. (769 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1612315 steps, run timeout after 3001 ms. (steps per millisecond=537 ) properties seen :0 out of 1
Probabilistic random walk after 1612315 steps, saw 226089 distinct states, run finished after 3001 ms. (steps per millisecond=537 ) properties seen :0
// Phase 1: matrix 253 rows 311 cols
[2024-05-31 18:56:23] [INFO ] Computed 60 invariants in 7 ms
[2024-05-31 18:56:23] [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) 182/183 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/183 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 35/218 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/218 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/243 variables, 17/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/243 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 7/250 variables, 7/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/250 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 200/450 variables, 250/305 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/450 variables, 2/307 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/450 variables, 0/307 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 12/462 variables, 8/315 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/462 variables, 3/318 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/462 variables, 0/318 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 1/463 variables, 1/319 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/463 variables, 1/320 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/463 variables, 0/320 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 52/515 variables, 3/323 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/515 variables, 1/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/515 variables, 0/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 49/564 variables, 49/373 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/564 variables, 0/373 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/564 variables, 0/373 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 564/564 variables, and 373 constraints, problems are : Problem set: 0 solved, 1 unsolved in 248 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 311/311 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) 182/183 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/183 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 35/218 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/218 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/243 variables, 17/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/243 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 7/250 variables, 7/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/250 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 200/450 variables, 250/305 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/450 variables, 2/307 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/450 variables, 1/308 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-31 18:56:23] [INFO ] Deduced a trap composed of 12 places in 39 ms of which 0 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/450 variables, 1/309 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/450 variables, 0/309 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 12/462 variables, 8/317 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/462 variables, 3/320 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/462 variables, 0/320 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 1/463 variables, 1/321 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/463 variables, 1/322 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/463 variables, 0/322 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 52/515 variables, 3/325 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/515 variables, 1/326 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/515 variables, 0/326 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 49/564 variables, 49/375 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/564 variables, 0/375 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 0/564 variables, 0/375 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 564/564 variables, and 375 constraints, problems are : Problem set: 0 solved, 1 unsolved in 370 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 311/311 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints]
After SMT, in 629ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 704 steps, including 1 resets, run visited all 1 properties in 3 ms. (steps per millisecond=234 )
Parikh walk visited 1 properties in 3 ms.
RANDOM walk for 40000 steps (530 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
Interrupted probabilistic random walk after 1567951 steps, run timeout after 3001 ms. (steps per millisecond=522 ) properties seen :0 out of 1
Probabilistic random walk after 1567951 steps, saw 219501 distinct states, run finished after 3001 ms. (steps per millisecond=522 ) properties seen :0
// Phase 1: matrix 254 rows 312 cols
[2024-05-31 18:56:26] [INFO ] Computed 60 invariants in 7 ms
[2024-05-31 18:56:26] [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) 183/184 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/184 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/244 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/244 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/262 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/262 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 254/516 variables, 262/322 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/516 variables, 2/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/516 variables, 0/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 50/566 variables, 50/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/566 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/566 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 566/566 variables, and 374 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: 312/312 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) 183/184 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/184 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/244 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-31 18:56:27] [INFO ] Deduced a trap composed of 20 places in 65 ms of which 1 ms to minimize.
[2024-05-31 18:56:27] [INFO ] Deduced a trap composed of 7 places in 46 ms of which 1 ms to minimize.
[2024-05-31 18:56:27] [INFO ] Deduced a trap composed of 12 places in 47 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/244 variables, 3/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/244 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 18/262 variables, 17/63 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/262 variables, 0/63 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 254/516 variables, 262/325 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/516 variables, 2/327 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/516 variables, 1/328 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-31 18:56:27] [INFO ] Deduced a trap composed of 17 places in 63 ms of which 1 ms to minimize.
[2024-05-31 18:56:27] [INFO ] Deduced a trap composed of 8 places in 56 ms of which 1 ms to minimize.
[2024-05-31 18:56:27] [INFO ] Deduced a trap composed of 19 places in 54 ms of which 1 ms to minimize.
[2024-05-31 18:56:27] [INFO ] Deduced a trap composed of 18 places in 43 ms of which 1 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/516 variables, 4/332 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/516 variables, 0/332 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 50/566 variables, 50/382 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/566 variables, 0/382 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/566 variables, 0/382 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 566/566 variables, and 382 constraints, problems are : Problem set: 0 solved, 1 unsolved in 755 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 312/312 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 7/7 constraints]
After SMT, in 974ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 1176 steps, including 5 resets, run visited all 1 properties in 4 ms. (steps per millisecond=294 )
Parikh walk visited 1 properties in 4 ms.
RANDOM walk for 40000 steps (540 resets) in 106 ms. (373 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 1590745 steps, run timeout after 3001 ms. (steps per millisecond=530 ) properties seen :0 out of 1
Probabilistic random walk after 1590745 steps, saw 222542 distinct states, run finished after 3001 ms. (steps per millisecond=530 ) properties seen :0
[2024-05-31 18:56:30] [INFO ] Invariant cache hit.
[2024-05-31 18:56:30] [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) 183/184 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/184 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/244 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/244 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/262 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/262 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 254/516 variables, 262/322 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/516 variables, 2/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/516 variables, 0/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 50/566 variables, 50/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/566 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/566 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 566/566 variables, and 374 constraints, problems are : Problem set: 0 solved, 1 unsolved in 188 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 312/312 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) 183/184 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/184 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/244 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-31 18:56:31] [INFO ] Deduced a trap composed of 8 places in 56 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/244 variables, 1/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/244 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 18/262 variables, 17/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/262 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 254/516 variables, 262/323 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/516 variables, 2/325 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/516 variables, 1/326 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-31 18:56:31] [INFO ] Deduced a trap composed of 22 places in 69 ms of which 1 ms to minimize.
[2024-05-31 18:56:31] [INFO ] Deduced a trap composed of 19 places in 61 ms of which 1 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/516 variables, 2/328 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/516 variables, 0/328 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 50/566 variables, 50/378 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/566 variables, 0/378 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/566 variables, 0/378 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 566/566 variables, and 378 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: 312/312 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 3/3 constraints]
After SMT, in 729ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 129 ms.
Support contains 1 out of 312 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 254/254 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 312 transition count 254
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 311 transition count 253
Applied a total of 2 rules in 12 ms. Remains 311 /312 variables (removed 1) and now considering 253/254 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 13 ms. Remains : 311/312 places, 253/254 transitions.
RANDOM walk for 40000 steps (559 resets) in 122 ms. (325 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (85 resets) in 48 ms. (816 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1603582 steps, run timeout after 3001 ms. (steps per millisecond=534 ) properties seen :0 out of 1
Probabilistic random walk after 1603582 steps, saw 224747 distinct states, run finished after 3001 ms. (steps per millisecond=534 ) properties seen :0
// Phase 1: matrix 253 rows 311 cols
[2024-05-31 18:56:34] [INFO ] Computed 60 invariants in 7 ms
[2024-05-31 18:56:34] [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) 182/183 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/183 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 35/218 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/218 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/243 variables, 17/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/243 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 7/250 variables, 7/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/250 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 200/450 variables, 250/305 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/450 variables, 2/307 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/450 variables, 0/307 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 12/462 variables, 8/315 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/462 variables, 3/318 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/462 variables, 0/318 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 1/463 variables, 1/319 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/463 variables, 1/320 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/463 variables, 0/320 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 52/515 variables, 3/323 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/515 variables, 1/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/515 variables, 0/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 49/564 variables, 49/373 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/564 variables, 0/373 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/564 variables, 0/373 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 564/564 variables, and 373 constraints, problems are : Problem set: 0 solved, 1 unsolved in 245 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 311/311 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) 182/183 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/183 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 35/218 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-31 18:56:35] [INFO ] Deduced a trap composed of 9 places in 47 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/218 variables, 1/32 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/218 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 25/243 variables, 17/49 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/243 variables, 0/49 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 7/250 variables, 7/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/250 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 200/450 variables, 250/306 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/450 variables, 2/308 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/450 variables, 1/309 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-31 18:56:35] [INFO ] Deduced a trap composed of 11 places in 34 ms of which 0 ms to minimize.
At refinement iteration 13 (INCLUDED_ONLY) 0/450 variables, 1/310 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/450 variables, 0/310 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 12/462 variables, 8/318 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/462 variables, 3/321 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/462 variables, 0/321 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 1/463 variables, 1/322 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/463 variables, 1/323 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/463 variables, 0/323 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 52/515 variables, 3/326 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/515 variables, 1/327 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/515 variables, 0/327 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (OVERLAPS) 49/564 variables, 49/376 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/564 variables, 0/376 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (OVERLAPS) 0/564 variables, 0/376 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 564/564 variables, and 376 constraints, problems are : Problem set: 0 solved, 1 unsolved in 427 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 311/311 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 2/2 constraints]
After SMT, in 684ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 606 steps, including 1 resets, run visited all 1 properties in 3 ms. (steps per millisecond=202 )
Parikh walk visited 1 properties in 2 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 (87 resets) in 45 ms. (869 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1586774 steps, run timeout after 3001 ms. (steps per millisecond=528 ) properties seen :0 out of 1
Probabilistic random walk after 1586774 steps, saw 221940 distinct states, run finished after 3001 ms. (steps per millisecond=528 ) properties seen :0
// Phase 1: matrix 254 rows 312 cols
[2024-05-31 18:56:38] [INFO ] Computed 60 invariants in 8 ms
[2024-05-31 18:56:38] [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) 183/184 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/184 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/244 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/244 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/262 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/262 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 254/516 variables, 262/322 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/516 variables, 2/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/516 variables, 0/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 50/566 variables, 50/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/566 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/566 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 566/566 variables, and 374 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: 312/312 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) 183/184 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/184 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/244 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-31 18:56:38] [INFO ] Deduced a trap composed of 12 places in 35 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/244 variables, 1/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/244 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 18/262 variables, 17/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/262 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 254/516 variables, 262/323 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/516 variables, 2/325 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/516 variables, 1/326 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/516 variables, 0/326 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 50/566 variables, 50/376 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/566 variables, 0/376 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/566 variables, 0/376 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 566/566 variables, and 376 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: 312/312 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints]
After SMT, in 471ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 22590 steps, including 91 resets, run visited all 1 properties in 54 ms. (steps per millisecond=418 )
Parikh walk visited 1 properties in 53 ms.
RANDOM walk for 40000 steps (529 resets) in 122 ms. (325 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 1564306 steps, run timeout after 3001 ms. (steps per millisecond=521 ) properties seen :0 out of 1
Probabilistic random walk after 1564306 steps, saw 219052 distinct states, run finished after 3001 ms. (steps per millisecond=521 ) properties seen :0
[2024-05-31 18:56:42] [INFO ] Invariant cache hit.
[2024-05-31 18:56:42] [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) 183/184 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/184 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/244 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/244 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/262 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/262 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 254/516 variables, 262/322 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/516 variables, 2/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/516 variables, 0/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 50/566 variables, 50/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/566 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/566 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 566/566 variables, and 374 constraints, problems are : Problem set: 0 solved, 1 unsolved in 200 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 312/312 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) 183/184 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/184 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/244 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/244 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/262 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/262 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 254/516 variables, 262/322 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/516 variables, 2/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/516 variables, 1/325 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-31 18:56:42] [INFO ] Deduced a trap composed of 18 places in 68 ms of which 1 ms to minimize.
[2024-05-31 18:56:42] [INFO ] Deduced a trap composed of 17 places in 63 ms of which 1 ms to minimize.
[2024-05-31 18:56:42] [INFO ] Deduced a trap composed of 18 places in 49 ms of which 1 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/516 variables, 3/328 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/516 variables, 0/328 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 50/566 variables, 50/378 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/566 variables, 0/378 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/566 variables, 0/378 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 566/566 variables, and 378 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: 312/312 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 3/3 constraints]
After SMT, in 696ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 965 steps, including 2 resets, run visited all 1 properties in 4 ms. (steps per millisecond=241 )
Parikh walk visited 1 properties in 3 ms.
RANDOM walk for 40000 steps (525 resets) in 114 ms. (347 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (96 resets) in 46 ms. (851 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1570735 steps, run timeout after 3001 ms. (steps per millisecond=523 ) properties seen :0 out of 1
Probabilistic random walk after 1570735 steps, saw 219842 distinct states, run finished after 3001 ms. (steps per millisecond=523 ) properties seen :0
[2024-05-31 18:56:45] [INFO ] Invariant cache hit.
[2024-05-31 18:56:45] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 183/184 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/184 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/244 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/244 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/262 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/262 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 254/516 variables, 262/322 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/516 variables, 2/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/516 variables, 0/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 50/566 variables, 50/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/566 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/566 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 566/566 variables, and 374 constraints, problems are : Problem set: 0 solved, 1 unsolved in 189 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 312/312 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) 183/184 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/184 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/244 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-31 18:56:46] [INFO ] Deduced a trap composed of 8 places in 47 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/244 variables, 1/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/244 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 18/262 variables, 17/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/262 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 254/516 variables, 262/323 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/516 variables, 2/325 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/516 variables, 1/326 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-31 18:56:46] [INFO ] Deduced a trap composed of 13 places in 47 ms of which 1 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/516 variables, 1/327 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/516 variables, 0/327 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 50/566 variables, 50/377 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/566 variables, 0/377 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/566 variables, 0/377 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 566/566 variables, and 377 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: 312/312 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 2/2 constraints]
After SMT, in 623ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 450 steps, including 1 resets, run visited all 1 properties in 2 ms. (steps per millisecond=225 )
Parikh walk visited 1 properties in 2 ms.
RANDOM walk for 40000 steps (534 resets) in 107 ms. (370 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (95 resets) in 45 ms. (869 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1597699 steps, run timeout after 3001 ms. (steps per millisecond=532 ) properties seen :0 out of 1
Probabilistic random walk after 1597699 steps, saw 223766 distinct states, run finished after 3001 ms. (steps per millisecond=532 ) properties seen :0
[2024-05-31 18:56:49] [INFO ] Invariant cache hit.
[2024-05-31 18:56:49] [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) 183/184 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/184 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/244 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/244 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/262 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/262 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 254/516 variables, 262/322 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/516 variables, 2/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/516 variables, 0/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 50/566 variables, 50/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/566 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/566 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 566/566 variables, and 374 constraints, problems are : Problem set: 0 solved, 1 unsolved in 185 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 312/312 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) 183/184 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/184 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/244 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/244 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/262 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/262 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 254/516 variables, 262/322 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/516 variables, 2/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/516 variables, 1/325 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-31 18:56:49] [INFO ] Deduced a trap composed of 16 places in 50 ms of which 1 ms to minimize.
[2024-05-31 18:56:49] [INFO ] Deduced a trap composed of 23 places in 42 ms of which 1 ms to minimize.
[2024-05-31 18:56:50] [INFO ] Deduced a trap composed of 21 places in 38 ms of which 1 ms to minimize.
[2024-05-31 18:56:50] [INFO ] Deduced a trap composed of 19 places in 24 ms of which 1 ms to minimize.
[2024-05-31 18:56:50] [INFO ] Deduced a trap composed of 20 places in 38 ms of which 1 ms to minimize.
[2024-05-31 18:56:50] [INFO ] Deduced a trap composed of 19 places in 27 ms of which 0 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/516 variables, 6/331 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/516 variables, 0/331 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 50/566 variables, 50/381 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/566 variables, 0/381 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/566 variables, 0/381 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 566/566 variables, and 381 constraints, problems are : Problem set: 0 solved, 1 unsolved in 559 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 312/312 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 6/6 constraints]
After SMT, in 749ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 572 steps, including 1 resets, run visited all 1 properties in 3 ms. (steps per millisecond=190 )
Parikh walk visited 1 properties in 2 ms.
RANDOM walk for 40000 steps (532 resets) in 109 ms. (363 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40002 steps (90 resets) in 49 ms. (800 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1611646 steps, run timeout after 3001 ms. (steps per millisecond=537 ) properties seen :0 out of 1
Probabilistic random walk after 1611646 steps, saw 225971 distinct states, run finished after 3001 ms. (steps per millisecond=537 ) properties seen :0
[2024-05-31 18:56:53] [INFO ] Invariant cache hit.
[2024-05-31 18:56:53] [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) 183/184 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/184 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/244 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/244 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/262 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/262 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 254/516 variables, 262/322 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/516 variables, 2/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/516 variables, 0/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 50/566 variables, 50/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/566 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/566 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 566/566 variables, and 374 constraints, problems are : Problem set: 0 solved, 1 unsolved in 198 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 312/312 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) 183/184 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/184 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/244 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/244 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/262 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/262 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 254/516 variables, 262/322 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/516 variables, 2/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/516 variables, 1/325 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-31 18:56:53] [INFO ] Deduced a trap composed of 12 places in 66 ms of which 1 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/516 variables, 1/326 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/516 variables, 0/326 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 50/566 variables, 50/376 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/566 variables, 0/376 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/566 variables, 0/376 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 566/566 variables, and 376 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: 312/312 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints]
After SMT, in 556ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 406 steps, including 1 resets, run visited all 1 properties in 2 ms. (steps per millisecond=203 )
Parikh walk visited 1 properties in 1 ms.
RANDOM walk for 40000 steps (539 resets) in 105 ms. (377 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (80 resets) in 43 ms. (909 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1592308 steps, run timeout after 3001 ms. (steps per millisecond=530 ) properties seen :0 out of 1
Probabilistic random walk after 1592308 steps, saw 222845 distinct states, run finished after 3001 ms. (steps per millisecond=530 ) properties seen :0
[2024-05-31 18:56:56] [INFO ] Invariant cache hit.
[2024-05-31 18:56:56] [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) 183/184 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/184 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/244 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/244 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/262 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/262 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 254/516 variables, 262/322 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/516 variables, 2/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/516 variables, 0/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 50/566 variables, 50/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/566 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/566 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 566/566 variables, and 374 constraints, problems are : Problem set: 0 solved, 1 unsolved in 178 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 312/312 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) 183/184 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/184 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/244 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/244 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/262 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/262 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 254/516 variables, 262/322 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/516 variables, 2/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/516 variables, 1/325 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-31 18:56:57] [INFO ] Deduced a trap composed of 17 places in 62 ms of which 1 ms to minimize.
[2024-05-31 18:56:57] [INFO ] Deduced a trap composed of 6 places in 55 ms of which 1 ms to minimize.
[2024-05-31 18:56:57] [INFO ] Deduced a trap composed of 12 places in 53 ms of which 1 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/516 variables, 3/328 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/516 variables, 0/328 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 50/566 variables, 50/378 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/566 variables, 0/378 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/566 variables, 0/378 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 566/566 variables, and 378 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: 312/312 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 3/3 constraints]
After SMT, in 719ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 661 steps, including 58 resets, run visited all 1 properties in 4 ms. (steps per millisecond=165 )
Parikh walk visited 1 properties in 3 ms.
RANDOM walk for 40000 steps (528 resets) in 111 ms. (357 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (85 resets) in 47 ms. (833 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1612747 steps, run timeout after 3001 ms. (steps per millisecond=537 ) properties seen :0 out of 1
Probabilistic random walk after 1612747 steps, saw 226145 distinct states, run finished after 3001 ms. (steps per millisecond=537 ) properties seen :0
[2024-05-31 18:57:00] [INFO ] Invariant cache hit.
[2024-05-31 18:57:00] [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) 183/184 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/184 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/244 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/244 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/262 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/262 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 254/516 variables, 262/322 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/516 variables, 2/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/516 variables, 0/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 50/566 variables, 50/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/566 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/566 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 566/566 variables, and 374 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: 312/312 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) 183/184 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/184 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/244 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/244 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/262 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/262 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 254/516 variables, 262/322 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/516 variables, 2/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/516 variables, 1/325 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-31 18:57:01] [INFO ] Deduced a trap composed of 17 places in 62 ms of which 1 ms to minimize.
[2024-05-31 18:57:01] [INFO ] Deduced a trap composed of 17 places in 60 ms of which 1 ms to minimize.
[2024-05-31 18:57:01] [INFO ] Deduced a trap composed of 19 places in 39 ms of which 1 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/516 variables, 3/328 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/516 variables, 0/328 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 50/566 variables, 50/378 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/566 variables, 0/378 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/566 variables, 0/378 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 566/566 variables, and 378 constraints, problems are : Problem set: 0 solved, 1 unsolved in 504 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 312/312 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 3/3 constraints]
After SMT, in 742ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 11711 steps, including 31 resets, run visited all 1 properties in 29 ms. (steps per millisecond=403 )
Parikh walk visited 1 properties in 28 ms.
RANDOM walk for 4 steps (0 resets) in 4 ms. (0 steps per ms) remains 0/1 properties
RANDOM walk for 40000 steps (546 resets) in 119 ms. (333 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (88 resets) in 42 ms. (930 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1607046 steps, run timeout after 3001 ms. (steps per millisecond=535 ) properties seen :0 out of 1
Probabilistic random walk after 1607046 steps, saw 225246 distinct states, run finished after 3001 ms. (steps per millisecond=535 ) properties seen :0
[2024-05-31 18:57:04] [INFO ] Invariant cache hit.
[2024-05-31 18:57:04] [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) 183/184 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/184 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/244 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/244 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/262 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/262 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 254/516 variables, 262/322 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/516 variables, 2/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/516 variables, 0/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 50/566 variables, 50/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/566 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/566 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 566/566 variables, and 374 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: 312/312 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) 183/184 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/184 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/244 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-31 18:57:04] [INFO ] Deduced a trap composed of 7 places in 43 ms of which 1 ms to minimize.
[2024-05-31 18:57:04] [INFO ] Deduced a trap composed of 15 places in 37 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/244 variables, 2/45 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/244 variables, 0/45 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 18/262 variables, 17/62 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/262 variables, 0/62 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 254/516 variables, 262/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/516 variables, 2/326 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/516 variables, 1/327 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-31 18:57:05] [INFO ] Deduced a trap composed of 9 places in 60 ms of which 1 ms to minimize.
[2024-05-31 18:57:05] [INFO ] Deduced a trap composed of 8 places in 61 ms of which 1 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/516 variables, 2/329 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/516 variables, 0/329 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 50/566 variables, 50/379 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/566 variables, 0/379 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/566 variables, 0/379 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 566/566 variables, and 379 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: 312/312 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 4/4 constraints]
After SMT, in 732ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 2446 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 (538 resets) in 116 ms. (341 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (95 resets) in 43 ms. (909 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1606416 steps, run timeout after 3001 ms. (steps per millisecond=535 ) properties seen :0 out of 1
Probabilistic random walk after 1606416 steps, saw 225154 distinct states, run finished after 3001 ms. (steps per millisecond=535 ) properties seen :0
[2024-05-31 18:57:08] [INFO ] Invariant cache hit.
[2024-05-31 18:57:08] [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) 183/184 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/184 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/244 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/244 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/262 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/262 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 254/516 variables, 262/322 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/516 variables, 2/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/516 variables, 0/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 50/566 variables, 50/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/566 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/566 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 566/566 variables, and 374 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: 312/312 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) 183/184 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/184 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/244 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-31 18:57:08] [INFO ] Deduced a trap composed of 15 places in 40 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/244 variables, 1/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/244 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 18/262 variables, 17/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/262 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 254/516 variables, 262/323 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/516 variables, 2/325 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/516 variables, 1/326 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/516 variables, 0/326 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 50/566 variables, 50/376 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/566 variables, 0/376 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/566 variables, 0/376 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 566/566 variables, and 376 constraints, problems are : Problem set: 0 solved, 1 unsolved in 323 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 312/312 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints]
After SMT, in 556ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 505 ms.
Support contains 1 out of 312 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 254/254 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 312 transition count 254
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 311 transition count 253
Applied a total of 2 rules in 26 ms. Remains 311 /312 variables (removed 1) and now considering 253/254 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 26 ms. Remains : 311/312 places, 253/254 transitions.
RANDOM walk for 40000 steps (560 resets) in 127 ms. (312 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (86 resets) in 41 ms. (952 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1610895 steps, run timeout after 3001 ms. (steps per millisecond=536 ) properties seen :0 out of 1
Probabilistic random walk after 1610895 steps, saw 225854 distinct states, run finished after 3001 ms. (steps per millisecond=536 ) properties seen :0
// Phase 1: matrix 253 rows 311 cols
[2024-05-31 18:57:12] [INFO ] Computed 60 invariants in 8 ms
[2024-05-31 18:57:12] [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) 182/183 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/183 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 35/218 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/218 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/243 variables, 17/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/243 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 7/250 variables, 7/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/250 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 200/450 variables, 250/305 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/450 variables, 2/307 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/450 variables, 0/307 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 12/462 variables, 8/315 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/462 variables, 3/318 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/462 variables, 0/318 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 1/463 variables, 1/319 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/463 variables, 1/320 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/463 variables, 0/320 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 52/515 variables, 3/323 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/515 variables, 1/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/515 variables, 0/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 49/564 variables, 49/373 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/564 variables, 0/373 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/564 variables, 0/373 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 564/564 variables, and 373 constraints, problems are : Problem set: 0 solved, 1 unsolved in 250 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 311/311 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) 182/183 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/183 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 35/218 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/218 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/243 variables, 17/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/243 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 7/250 variables, 7/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/250 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 200/450 variables, 250/305 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/450 variables, 2/307 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/450 variables, 1/308 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/450 variables, 0/308 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 12/462 variables, 8/316 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/462 variables, 3/319 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/462 variables, 0/319 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 1/463 variables, 1/320 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/463 variables, 1/321 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/463 variables, 0/321 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 52/515 variables, 3/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/515 variables, 1/325 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/515 variables, 0/325 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (OVERLAPS) 49/564 variables, 49/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/564 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (OVERLAPS) 0/564 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 564/564 variables, and 374 constraints, problems are : Problem set: 0 solved, 1 unsolved in 313 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 311/311 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 10111 steps, including 31 resets, run visited all 1 properties in 27 ms. (steps per millisecond=374 )
Parikh walk visited 1 properties in 26 ms.
RANDOM walk for 40000 steps (538 resets) in 110 ms. (360 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (96 resets) in 50 ms. (784 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1612377 steps, run timeout after 3001 ms. (steps per millisecond=537 ) properties seen :0 out of 1
Probabilistic random walk after 1612377 steps, saw 226095 distinct states, run finished after 3001 ms. (steps per millisecond=537 ) properties seen :0
// Phase 1: matrix 254 rows 312 cols
[2024-05-31 18:57:16] [INFO ] Computed 60 invariants in 5 ms
[2024-05-31 18:57:16] [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) 183/184 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/184 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/244 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/244 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/262 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/262 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 254/516 variables, 262/322 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/516 variables, 2/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/516 variables, 0/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 50/566 variables, 50/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/566 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/566 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 566/566 variables, and 374 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: 312/312 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) 183/184 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/184 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/244 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-31 18:57:16] [INFO ] Deduced a trap composed of 7 places in 54 ms of which 1 ms to minimize.
[2024-05-31 18:57:16] [INFO ] Deduced a trap composed of 15 places in 51 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/244 variables, 2/45 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/244 variables, 0/45 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 18/262 variables, 17/62 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/262 variables, 0/62 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 254/516 variables, 262/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/516 variables, 2/326 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/516 variables, 1/327 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-31 18:57:16] [INFO ] Deduced a trap composed of 16 places in 64 ms of which 1 ms to minimize.
[2024-05-31 18:57:16] [INFO ] Deduced a trap composed of 10 places in 58 ms of which 1 ms to minimize.
[2024-05-31 18:57:16] [INFO ] Deduced a trap composed of 18 places in 52 ms of which 1 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/516 variables, 3/330 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/516 variables, 0/330 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 50/566 variables, 50/380 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/566 variables, 0/380 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/566 variables, 0/380 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 566/566 variables, and 380 constraints, problems are : Problem set: 0 solved, 1 unsolved in 657 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 312/312 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 5/5 constraints]
After SMT, in 926ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 2365 steps, including 1 resets, run visited all 1 properties in 7 ms. (steps per millisecond=337 )
Parikh walk visited 1 properties in 8 ms.
RANDOM walk for 40000 steps (547 resets) in 109 ms. (363 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (91 resets) in 46 ms. (851 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1627589 steps, run timeout after 3001 ms. (steps per millisecond=542 ) properties seen :0 out of 1
Probabilistic random walk after 1627589 steps, saw 228384 distinct states, run finished after 3001 ms. (steps per millisecond=542 ) properties seen :0
[2024-05-31 18:57:19] [INFO ] Invariant cache hit.
[2024-05-31 18:57:19] [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) 183/184 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/184 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/244 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/244 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/262 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/262 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 254/516 variables, 262/322 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/516 variables, 2/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/516 variables, 0/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 50/566 variables, 50/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/566 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/566 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 566/566 variables, and 374 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: 312/312 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) 183/184 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/184 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/244 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-31 18:57:20] [INFO ] Deduced a trap composed of 15 places in 35 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/244 variables, 1/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/244 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 18/262 variables, 17/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/262 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 254/516 variables, 262/323 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/516 variables, 2/325 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/516 variables, 1/326 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-31 18:57:20] [INFO ] Deduced a trap composed of 16 places in 54 ms of which 1 ms to minimize.
[2024-05-31 18:57:20] [INFO ] Deduced a trap composed of 17 places in 46 ms of which 1 ms to minimize.
[2024-05-31 18:57:20] [INFO ] Deduced a trap composed of 19 places in 38 ms of which 1 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/516 variables, 3/329 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/516 variables, 0/329 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 50/566 variables, 50/379 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/566 variables, 0/379 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/566 variables, 0/379 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 566/566 variables, and 379 constraints, problems are : Problem set: 0 solved, 1 unsolved in 442 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 312/312 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 4/4 constraints]
After SMT, in 675ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 29256 steps, including 91 resets, run visited all 1 properties in 76 ms. (steps per millisecond=384 )
Parikh walk visited 1 properties in 76 ms.
RANDOM walk for 40000 steps (531 resets) in 126 ms. (314 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (90 resets) in 47 ms. (833 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1607339 steps, run timeout after 3001 ms. (steps per millisecond=535 ) properties seen :0 out of 1
Probabilistic random walk after 1607339 steps, saw 225284 distinct states, run finished after 3001 ms. (steps per millisecond=535 ) properties seen :0
[2024-05-31 18:57:23] [INFO ] Invariant cache hit.
[2024-05-31 18:57:23] [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) 183/184 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/184 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/244 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/244 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/262 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/262 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 254/516 variables, 262/322 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/516 variables, 2/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/516 variables, 0/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 50/566 variables, 50/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/566 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/566 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 566/566 variables, and 374 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: 312/312 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) 183/184 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/184 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/244 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-31 18:57:24] [INFO ] Deduced a trap composed of 15 places in 40 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/244 variables, 1/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/244 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 18/262 variables, 17/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/262 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 254/516 variables, 262/323 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/516 variables, 2/325 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/516 variables, 1/326 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-31 18:57:24] [INFO ] Deduced a trap composed of 16 places in 52 ms of which 1 ms to minimize.
[2024-05-31 18:57:24] [INFO ] Deduced a trap composed of 17 places in 47 ms of which 1 ms to minimize.
[2024-05-31 18:57:24] [INFO ] Deduced a trap composed of 19 places in 36 ms of which 1 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/516 variables, 3/329 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/516 variables, 0/329 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 50/566 variables, 50/379 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/566 variables, 0/379 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/566 variables, 0/379 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 566/566 variables, and 379 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: 312/312 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 4/4 constraints]
After SMT, in 707ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 24214 steps, including 73 resets, run visited all 1 properties in 56 ms. (steps per millisecond=432 )
Parikh walk visited 1 properties in 57 ms.
RANDOM walk for 40000 steps (531 resets) in 151 ms. (263 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (84 resets) in 41 ms. (952 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1607771 steps, run timeout after 3001 ms. (steps per millisecond=535 ) properties seen :0 out of 1
Probabilistic random walk after 1607771 steps, saw 225338 distinct states, run finished after 3001 ms. (steps per millisecond=535 ) properties seen :0
[2024-05-31 18:57:27] [INFO ] Invariant cache hit.
[2024-05-31 18:57:27] [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) 183/184 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/184 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/244 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/244 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/262 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/262 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 254/516 variables, 262/322 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/516 variables, 2/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/516 variables, 0/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 50/566 variables, 50/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/566 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/566 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 566/566 variables, and 374 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: 312/312 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) 183/184 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/184 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/244 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-31 18:57:28] [INFO ] Deduced a trap composed of 15 places in 36 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/244 variables, 1/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/244 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 18/262 variables, 17/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/262 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 254/516 variables, 262/323 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/516 variables, 2/325 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/516 variables, 1/326 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-31 18:57:28] [INFO ] Deduced a trap composed of 17 places in 43 ms of which 1 ms to minimize.
[2024-05-31 18:57:28] [INFO ] Deduced a trap composed of 19 places in 36 ms of which 1 ms to minimize.
[2024-05-31 18:57:28] [INFO ] Deduced a trap composed of 18 places in 36 ms of which 1 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/516 variables, 3/329 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/516 variables, 0/329 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 50/566 variables, 50/379 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/566 variables, 0/379 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/566 variables, 0/379 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 566/566 variables, and 379 constraints, problems are : Problem set: 0 solved, 1 unsolved in 485 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 312/312 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 4/4 constraints]
After SMT, in 769ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 58960 steps, including 202 resets, run visited all 1 properties in 134 ms. (steps per millisecond=440 )
Parikh walk visited 1 properties in 134 ms.
RANDOM walk for 40000 steps (542 resets) in 133 ms. (298 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 1622950 steps, run timeout after 3001 ms. (steps per millisecond=540 ) properties seen :0 out of 1
Probabilistic random walk after 1622950 steps, saw 227725 distinct states, run finished after 3001 ms. (steps per millisecond=540 ) properties seen :0
[2024-05-31 18:57:31] [INFO ] Invariant cache hit.
[2024-05-31 18:57:31] [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) 183/184 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/184 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/244 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/244 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/262 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/262 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 254/516 variables, 262/322 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/516 variables, 2/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/516 variables, 0/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 50/566 variables, 50/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/566 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/566 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 566/566 variables, and 374 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: 312/312 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) 183/184 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/184 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/244 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-31 18:57:31] [INFO ] Deduced a trap composed of 15 places in 41 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/244 variables, 1/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/244 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 18/262 variables, 17/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/262 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 254/516 variables, 262/323 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/516 variables, 2/325 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/516 variables, 1/326 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/516 variables, 0/326 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 50/566 variables, 50/376 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/566 variables, 0/376 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/566 variables, 0/376 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 566/566 variables, and 376 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: 312/312 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints]
After SMT, in 563ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 2038 steps, including 1 resets, run visited all 1 properties in 7 ms. (steps per millisecond=291 )
Parikh walk visited 1 properties in 6 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 (101 resets) in 41 ms. (952 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1601124 steps, run timeout after 3001 ms. (steps per millisecond=533 ) properties seen :0 out of 1
Probabilistic random walk after 1601124 steps, saw 224363 distinct states, run finished after 3001 ms. (steps per millisecond=533 ) properties seen :0
[2024-05-31 18:57:35] [INFO ] Invariant cache hit.
[2024-05-31 18:57:35] [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) 183/184 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/184 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/244 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/244 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/262 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/262 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 254/516 variables, 262/322 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/516 variables, 2/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/516 variables, 0/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 50/566 variables, 50/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/566 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/566 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 566/566 variables, and 374 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: 312/312 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) 183/184 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/184 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/244 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-31 18:57:35] [INFO ] Deduced a trap composed of 15 places in 42 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/244 variables, 1/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/244 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 18/262 variables, 17/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/262 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 254/516 variables, 262/323 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/516 variables, 2/325 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/516 variables, 1/326 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-31 18:57:35] [INFO ] Deduced a trap composed of 16 places in 56 ms of which 1 ms to minimize.
[2024-05-31 18:57:35] [INFO ] Deduced a trap composed of 19 places in 53 ms of which 1 ms to minimize.
[2024-05-31 18:57:35] [INFO ] Deduced a trap composed of 17 places in 42 ms of which 1 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/516 variables, 3/329 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/516 variables, 0/329 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 50/566 variables, 50/379 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/566 variables, 0/379 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/566 variables, 0/379 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 566/566 variables, and 379 constraints, problems are : Problem set: 0 solved, 1 unsolved in 481 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 312/312 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 4/4 constraints]
After SMT, in 700ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 31147 steps, including 97 resets, run visited all 1 properties in 68 ms. (steps per millisecond=458 )
Parikh walk visited 1 properties in 67 ms.
RANDOM walk for 40000 steps (536 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 1604777 steps, run timeout after 3001 ms. (steps per millisecond=534 ) properties seen :0 out of 1
Probabilistic random walk after 1604777 steps, saw 224909 distinct states, run finished after 3001 ms. (steps per millisecond=534 ) properties seen :0
[2024-05-31 18:57:39] [INFO ] Invariant cache hit.
[2024-05-31 18:57:39] [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) 183/184 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/184 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/244 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/244 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/262 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/262 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 254/516 variables, 262/322 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/516 variables, 2/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/516 variables, 0/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 50/566 variables, 50/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/566 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/566 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 566/566 variables, and 374 constraints, problems are : Problem set: 0 solved, 1 unsolved in 248 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 312/312 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) 183/184 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/184 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/244 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-31 18:57:39] [INFO ] Deduced a trap composed of 15 places in 37 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/244 variables, 1/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/244 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 18/262 variables, 17/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/262 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 254/516 variables, 262/323 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/516 variables, 2/325 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/516 variables, 1/326 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/516 variables, 0/326 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 50/566 variables, 50/376 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/566 variables, 0/376 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/566 variables, 0/376 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 566/566 variables, and 376 constraints, problems are : Problem set: 0 solved, 1 unsolved in 297 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 312/312 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints]
After SMT, in 558ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 429 ms.
Support contains 1 out of 312 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 254/254 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 312 transition count 254
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 311 transition count 253
Applied a total of 2 rules in 25 ms. Remains 311 /312 variables (removed 1) and now considering 253/254 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 25 ms. Remains : 311/312 places, 253/254 transitions.
RANDOM walk for 40000 steps (534 resets) in 109 ms. (363 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (89 resets) in 44 ms. (888 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1609817 steps, run timeout after 3001 ms. (steps per millisecond=536 ) properties seen :0 out of 1
Probabilistic random walk after 1609817 steps, saw 225675 distinct states, run finished after 3001 ms. (steps per millisecond=536 ) properties seen :0
// Phase 1: matrix 253 rows 311 cols
[2024-05-31 18:57:43] [INFO ] Computed 60 invariants in 5 ms
[2024-05-31 18:57:43] [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) 182/183 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/183 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 35/218 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/218 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/243 variables, 17/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/243 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 7/250 variables, 7/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/250 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 200/450 variables, 250/305 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/450 variables, 2/307 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/450 variables, 0/307 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 12/462 variables, 8/315 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/462 variables, 3/318 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/462 variables, 0/318 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 1/463 variables, 1/319 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/463 variables, 1/320 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/463 variables, 0/320 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 52/515 variables, 3/323 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/515 variables, 1/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/515 variables, 0/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 49/564 variables, 49/373 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/564 variables, 0/373 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/564 variables, 0/373 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 564/564 variables, and 373 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: 311/311 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) 182/183 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/183 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 35/218 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/218 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/243 variables, 17/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/243 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 7/250 variables, 7/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/250 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 200/450 variables, 250/305 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/450 variables, 2/307 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/450 variables, 1/308 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/450 variables, 0/308 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 12/462 variables, 8/316 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/462 variables, 3/319 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-31 18:57:43] [INFO ] Deduced a trap composed of 17 places in 33 ms of which 1 ms to minimize.
[2024-05-31 18:57:43] [INFO ] Deduced a trap composed of 16 places in 27 ms of which 1 ms to minimize.
At refinement iteration 15 (INCLUDED_ONLY) 0/462 variables, 2/321 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/462 variables, 0/321 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 1/463 variables, 1/322 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/463 variables, 1/323 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-31 18:57:43] [INFO ] Deduced a trap composed of 18 places in 28 ms of which 0 ms to minimize.
At refinement iteration 19 (INCLUDED_ONLY) 0/463 variables, 1/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/463 variables, 0/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 52/515 variables, 3/327 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/515 variables, 1/328 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/515 variables, 0/328 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (OVERLAPS) 49/564 variables, 49/377 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/564 variables, 0/377 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (OVERLAPS) 0/564 variables, 0/377 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 564/564 variables, and 377 constraints, problems are : Problem set: 0 solved, 1 unsolved in 400 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 311/311 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 3/3 constraints]
After SMT, in 641ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 13171 steps, including 38 resets, run visited all 1 properties in 35 ms. (steps per millisecond=376 )
Parikh walk visited 1 properties in 34 ms.
RANDOM walk for 40000 steps (529 resets) in 130 ms. (305 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (80 resets) in 46 ms. (851 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1615724 steps, run timeout after 3001 ms. (steps per millisecond=538 ) properties seen :0 out of 1
Probabilistic random walk after 1615724 steps, saw 226578 distinct states, run finished after 3001 ms. (steps per millisecond=538 ) properties seen :0
// Phase 1: matrix 254 rows 312 cols
[2024-05-31 18:57:46] [INFO ] Computed 60 invariants in 7 ms
[2024-05-31 18:57:46] [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) 183/184 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/184 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/244 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/244 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/262 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/262 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 254/516 variables, 262/322 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/516 variables, 2/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/516 variables, 0/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 50/566 variables, 50/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/566 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/566 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 566/566 variables, and 374 constraints, problems are : Problem set: 0 solved, 1 unsolved in 277 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 312/312 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) 183/184 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/184 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/244 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-31 18:57:47] [INFO ] Deduced a trap composed of 15 places in 44 ms of which 1 ms to minimize.
[2024-05-31 18:57:47] [INFO ] Deduced a trap composed of 7 places in 41 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/244 variables, 2/45 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/244 variables, 0/45 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 18/262 variables, 17/62 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/262 variables, 0/62 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 254/516 variables, 262/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/516 variables, 2/326 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/516 variables, 1/327 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/516 variables, 0/327 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 50/566 variables, 50/377 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/566 variables, 0/377 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/566 variables, 0/377 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 566/566 variables, and 377 constraints, problems are : Problem set: 0 solved, 1 unsolved in 362 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 312/312 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 2/2 constraints]
After SMT, in 649ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 4324 steps, including 10 resets, run visited all 1 properties in 14 ms. (steps per millisecond=308 )
Parikh walk visited 1 properties in 13 ms.
RANDOM walk for 40000 steps (543 resets) in 102 ms. (388 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (88 resets) in 54 ms. (727 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1622705 steps, run timeout after 3001 ms. (steps per millisecond=540 ) properties seen :0 out of 1
Probabilistic random walk after 1622705 steps, saw 227692 distinct states, run finished after 3001 ms. (steps per millisecond=540 ) properties seen :0
[2024-05-31 18:57:50] [INFO ] Invariant cache hit.
[2024-05-31 18:57:50] [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) 183/184 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/184 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/244 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/244 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/262 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/262 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 254/516 variables, 262/322 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/516 variables, 2/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/516 variables, 0/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 50/566 variables, 50/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/566 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/566 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 566/566 variables, and 374 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: 312/312 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) 183/184 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/184 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/244 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-31 18:57:50] [INFO ] Deduced a trap composed of 15 places in 38 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/244 variables, 1/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/244 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 18/262 variables, 17/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/262 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 254/516 variables, 262/323 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/516 variables, 2/325 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/516 variables, 1/326 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-31 18:57:51] [INFO ] Deduced a trap composed of 16 places in 50 ms of which 1 ms to minimize.
[2024-05-31 18:57:51] [INFO ] Deduced a trap composed of 17 places in 50 ms of which 1 ms to minimize.
[2024-05-31 18:57:51] [INFO ] Deduced a trap composed of 19 places in 36 ms of which 1 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/516 variables, 3/329 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/516 variables, 0/329 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 50/566 variables, 50/379 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/566 variables, 0/379 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/566 variables, 0/379 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 566/566 variables, and 379 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: 312/312 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 4/4 constraints]
After SMT, in 702ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 18966 steps, including 58 resets, run visited all 1 properties in 41 ms. (steps per millisecond=462 )
Parikh walk visited 1 properties in 40 ms.
RANDOM walk for 40000 steps (547 resets) in 122 ms. (325 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (89 resets) in 52 ms. (754 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1611456 steps, run timeout after 3001 ms. (steps per millisecond=536 ) properties seen :0 out of 1
Probabilistic random walk after 1611456 steps, saw 225940 distinct states, run finished after 3001 ms. (steps per millisecond=536 ) properties seen :0
[2024-05-31 18:57:54] [INFO ] Invariant cache hit.
[2024-05-31 18:57:54] [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) 183/184 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/184 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/244 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/244 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/262 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/262 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 254/516 variables, 262/322 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/516 variables, 2/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/516 variables, 0/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 50/566 variables, 50/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/566 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/566 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 566/566 variables, and 374 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: 312/312 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) 183/184 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/184 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/244 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-31 18:57:54] [INFO ] Deduced a trap composed of 15 places in 41 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/244 variables, 1/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/244 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 18/262 variables, 17/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/262 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 254/516 variables, 262/323 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/516 variables, 2/325 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/516 variables, 1/326 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/516 variables, 0/326 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 50/566 variables, 50/376 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/566 variables, 0/376 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/566 variables, 0/376 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 566/566 variables, and 376 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: 312/312 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints]
After SMT, in 525ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 1903 steps, including 1 resets, run visited all 1 properties in 7 ms. (steps per millisecond=271 )
Parikh walk visited 1 properties in 6 ms.
RANDOM walk for 40000 steps (536 resets) in 105 ms. (377 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (97 resets) in 44 ms. (888 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1622986 steps, run timeout after 3001 ms. (steps per millisecond=540 ) properties seen :0 out of 1
Probabilistic random walk after 1622986 steps, saw 227741 distinct states, run finished after 3001 ms. (steps per millisecond=540 ) properties seen :0
[2024-05-31 18:57:57] [INFO ] Invariant cache hit.
[2024-05-31 18:57:57] [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) 183/184 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/184 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/244 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/244 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/262 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/262 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 254/516 variables, 262/322 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/516 variables, 2/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/516 variables, 0/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 50/566 variables, 50/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/566 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/566 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 566/566 variables, and 374 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: 312/312 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) 183/184 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/184 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/244 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-31 18:57:58] [INFO ] Deduced a trap composed of 15 places in 35 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/244 variables, 1/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/244 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 18/262 variables, 17/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/262 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 254/516 variables, 262/323 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/516 variables, 2/325 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/516 variables, 1/326 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-31 18:57:58] [INFO ] Deduced a trap composed of 16 places in 53 ms of which 1 ms to minimize.
[2024-05-31 18:57:58] [INFO ] Deduced a trap composed of 17 places in 48 ms of which 1 ms to minimize.
[2024-05-31 18:57:58] [INFO ] Deduced a trap composed of 19 places in 36 ms of which 1 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/516 variables, 3/329 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/516 variables, 0/329 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 50/566 variables, 50/379 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/566 variables, 0/379 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/566 variables, 0/379 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 566/566 variables, and 379 constraints, problems are : Problem set: 0 solved, 1 unsolved in 459 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 312/312 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 4/4 constraints]
After SMT, in 678ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 37290 steps, including 121 resets, run visited all 1 properties in 85 ms. (steps per millisecond=438 )
Parikh walk visited 1 properties in 85 ms.
RANDOM walk for 40000 steps (546 resets) in 120 ms. (330 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (94 resets) in 45 ms. (869 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1611719 steps, run timeout after 3001 ms. (steps per millisecond=537 ) properties seen :0 out of 1
Probabilistic random walk after 1611719 steps, saw 225978 distinct states, run finished after 3001 ms. (steps per millisecond=537 ) properties seen :0
[2024-05-31 18:58:01] [INFO ] Invariant cache hit.
[2024-05-31 18:58:01] [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) 183/184 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/184 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/244 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/244 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/262 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/262 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 254/516 variables, 262/322 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/516 variables, 2/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/516 variables, 0/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 50/566 variables, 50/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/566 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/566 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 566/566 variables, and 374 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: 312/312 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) 183/184 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/184 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/244 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-31 18:58:02] [INFO ] Deduced a trap composed of 15 places in 44 ms of which 0 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/244 variables, 1/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/244 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 18/262 variables, 17/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/262 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 254/516 variables, 262/323 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/516 variables, 2/325 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/516 variables, 1/326 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-31 18:58:02] [INFO ] Deduced a trap composed of 16 places in 51 ms of which 1 ms to minimize.
[2024-05-31 18:58:02] [INFO ] Deduced a trap composed of 18 places in 54 ms of which 1 ms to minimize.
[2024-05-31 18:58:02] [INFO ] Deduced a trap composed of 19 places in 36 ms of which 1 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/516 variables, 3/329 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/516 variables, 0/329 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 50/566 variables, 50/379 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/566 variables, 0/379 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/566 variables, 0/379 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 566/566 variables, and 379 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: 312/312 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 4/4 constraints]
After SMT, in 731ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 371 ms.
Support contains 1 out of 312 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 254/254 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 312 transition count 254
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 311 transition count 253
Applied a total of 2 rules in 13 ms. Remains 311 /312 variables (removed 1) and now considering 253/254 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 13 ms. Remains : 311/312 places, 253/254 transitions.
RANDOM walk for 40000 steps (548 resets) in 111 ms. (357 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (96 resets) in 44 ms. (888 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1579619 steps, run timeout after 3001 ms. (steps per millisecond=526 ) properties seen :0 out of 1
Probabilistic random walk after 1579619 steps, saw 221049 distinct states, run finished after 3001 ms. (steps per millisecond=526 ) properties seen :0
// Phase 1: matrix 253 rows 311 cols
[2024-05-31 18:58:05] [INFO ] Computed 60 invariants in 5 ms
[2024-05-31 18:58:05] [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) 182/183 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/183 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 35/218 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/218 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/243 variables, 17/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/243 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 7/250 variables, 7/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/250 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 200/450 variables, 250/305 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/450 variables, 2/307 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/450 variables, 0/307 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 12/462 variables, 8/315 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/462 variables, 3/318 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/462 variables, 0/318 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 1/463 variables, 1/319 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/463 variables, 1/320 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/463 variables, 0/320 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 52/515 variables, 3/323 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/515 variables, 1/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/515 variables, 0/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 49/564 variables, 49/373 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/564 variables, 0/373 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/564 variables, 0/373 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 564/564 variables, and 373 constraints, problems are : Problem set: 0 solved, 1 unsolved in 250 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 311/311 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) 182/183 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/183 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 35/218 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/218 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/243 variables, 17/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/243 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 7/250 variables, 7/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/250 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 200/450 variables, 250/305 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/450 variables, 2/307 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/450 variables, 1/308 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/450 variables, 0/308 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 12/462 variables, 8/316 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/462 variables, 3/319 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/462 variables, 0/319 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 1/463 variables, 1/320 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/463 variables, 1/321 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/463 variables, 0/321 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 52/515 variables, 3/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/515 variables, 1/325 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/515 variables, 0/325 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (OVERLAPS) 49/564 variables, 49/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-31 18:58:06] [INFO ] Deduced a trap composed of 5 places in 40 ms of which 1 ms to minimize.
At refinement iteration 23 (INCLUDED_ONLY) 0/564 variables, 1/375 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/564 variables, 0/375 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 0/564 variables, 0/375 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 564/564 variables, and 375 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: 311/311 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints]
After SMT, in 601ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 301 ms.
Support contains 1 out of 311 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 311/311 places, 253/253 transitions.
Applied a total of 0 rules in 4 ms. Remains 311 /311 variables (removed 0) and now considering 253/253 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4 ms. Remains : 311/311 places, 253/253 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 311/311 places, 253/253 transitions.
Applied a total of 0 rules in 4 ms. Remains 311 /311 variables (removed 0) and now considering 253/253 (removed 0) transitions.
[2024-05-31 18:58:06] [INFO ] Invariant cache hit.
[2024-05-31 18:58:07] [INFO ] Implicit Places using invariants in 153 ms returned []
[2024-05-31 18:58:07] [INFO ] Invariant cache hit.
[2024-05-31 18:58:07] [INFO ] State equation strengthened by 2 read => feed constraints.
[2024-05-31 18:58:07] [INFO ] Implicit Places using invariants and state equation in 387 ms returned []
Implicit Place search using SMT with State Equation took 542 ms to find 0 implicit places.
[2024-05-31 18:58:07] [INFO ] Redundant transitions in 5 ms returned []
Running 250 sub problems to find dead transitions.
[2024-05-31 18:58:07] [INFO ] Invariant cache hit.
[2024-05-31 18:58:07] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/308 variables, 36/36 constraints. Problems are: Problem set: 0 solved, 250 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/308 variables, 17/53 constraints. Problems are: Problem set: 0 solved, 250 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/308 variables, 0/53 constraints. Problems are: Problem set: 0 solved, 250 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 2/310 variables, 7/60 constraints. Problems are: Problem set: 0 solved, 250 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/310 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 250 unsolved
At refinement iteration 5 (OVERLAPS) 253/563 variables, 310/370 constraints. Problems are: Problem set: 0 solved, 250 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/563 variables, 2/372 constraints. Problems are: Problem set: 0 solved, 250 unsolved
[2024-05-31 18:58:13] [INFO ] Deduced a trap composed of 10 places in 74 ms of which 2 ms to minimize.
[2024-05-31 18:58:13] [INFO ] Deduced a trap composed of 18 places in 68 ms of which 2 ms to minimize.
[2024-05-31 18:58:13] [INFO ] Deduced a trap composed of 16 places in 52 ms of which 1 ms to minimize.
[2024-05-31 18:58:13] [INFO ] Deduced a trap composed of 16 places in 51 ms of which 1 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/563 variables, 4/376 constraints. Problems are: Problem set: 0 solved, 250 unsolved
[2024-05-31 18:58:16] [INFO ] Deduced a trap composed of 15 places in 49 ms of which 1 ms to minimize.
[2024-05-31 18:58:16] [INFO ] Deduced a trap composed of 12 places in 38 ms of which 0 ms to minimize.
[2024-05-31 18:58:16] [INFO ] Deduced a trap composed of 11 places in 32 ms of which 1 ms to minimize.
[2024-05-31 18:58:17] [INFO ] Deduced a trap composed of 8 places in 69 ms of which 1 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/563 variables, 4/380 constraints. Problems are: Problem set: 0 solved, 250 unsolved
[2024-05-31 18:58:20] [INFO ] Deduced a trap composed of 7 places in 63 ms of which 1 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/563 variables, 1/381 constraints. Problems are: Problem set: 0 solved, 250 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/563 variables, 0/381 constraints. Problems are: Problem set: 0 solved, 250 unsolved
At refinement iteration 11 (OVERLAPS) 1/564 variables, 1/382 constraints. Problems are: Problem set: 0 solved, 250 unsolved
[2024-05-31 18:58:25] [INFO ] Deduced a trap composed of 6 places in 32 ms of which 1 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/564 variables, 1/383 constraints. Problems are: Problem set: 0 solved, 250 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/564 variables, 0/383 constraints. Problems are: Problem set: 0 solved, 250 unsolved
[2024-05-31 18:58:32] [INFO ] Deduced a trap composed of 17 places in 63 ms of which 1 ms to minimize.
At refinement iteration 14 (OVERLAPS) 0/564 variables, 1/384 constraints. Problems are: Problem set: 0 solved, 250 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/564 variables, 0/384 constraints. Problems are: Problem set: 0 solved, 250 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 564/564 variables, and 384 constraints, problems are : Problem set: 0 solved, 250 unsolved in 30014 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 311/311 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 250/250 constraints, Known Traps: 11/11 constraints]
Escalating to Integer solving :Problem set: 0 solved, 250 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/308 variables, 36/36 constraints. Problems are: Problem set: 0 solved, 250 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/308 variables, 17/53 constraints. Problems are: Problem set: 0 solved, 250 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/308 variables, 10/63 constraints. Problems are: Problem set: 0 solved, 250 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/308 variables, 0/63 constraints. Problems are: Problem set: 0 solved, 250 unsolved
At refinement iteration 4 (OVERLAPS) 2/310 variables, 7/70 constraints. Problems are: Problem set: 0 solved, 250 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/310 variables, 1/71 constraints. Problems are: Problem set: 0 solved, 250 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/310 variables, 0/71 constraints. Problems are: Problem set: 0 solved, 250 unsolved
At refinement iteration 7 (OVERLAPS) 253/563 variables, 310/381 constraints. Problems are: Problem set: 0 solved, 250 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/563 variables, 2/383 constraints. Problems are: Problem set: 0 solved, 250 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/563 variables, 250/633 constraints. Problems are: Problem set: 0 solved, 250 unsolved
[2024-05-31 18:58:55] [INFO ] Deduced a trap composed of 8 places in 62 ms of which 1 ms to minimize.
[2024-05-31 18:58:55] [INFO ] Deduced a trap composed of 7 places in 58 ms of which 1 ms to minimize.
[2024-05-31 18:58:56] [INFO ] Deduced a trap composed of 14 places in 63 ms of which 2 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 563/564 variables, and 636 constraints, problems are : Problem set: 0 solved, 250 unsolved in 30011 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 310/311 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 250/250 constraints, Known Traps: 14/14 constraints]
After SMT, in 60177ms problems are : Problem set: 0 solved, 250 unsolved
Search for dead transitions found 0 dead transitions in 60179ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 60734 ms. Remains : 311/311 places, 253/253 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 311 transition count 253
Applied a total of 1 rules in 8 ms. Remains 311 /311 variables (removed 0) and now considering 253/253 (removed 0) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 253 rows 311 cols
[2024-05-31 18:59:07] [INFO ] Computed 60 invariants in 8 ms
[2024-05-31 18:59:07] [INFO ] [Real]Absence check using 36 positive place invariants in 4 ms returned sat
[2024-05-31 18:59:07] [INFO ] [Real]Absence check using 36 positive and 24 generalized place invariants in 13 ms returned sat
[2024-05-31 18:59:07] [INFO ] After 67ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-31 18:59:07] [INFO ] [Nat]Absence check using 36 positive place invariants in 4 ms returned sat
[2024-05-31 18:59:07] [INFO ] [Nat]Absence check using 36 positive and 24 generalized place invariants in 19 ms returned sat
[2024-05-31 18:59:07] [INFO ] After 104ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2024-05-31 18:59:07] [INFO ] Deduced a trap composed of 6 places in 42 ms of which 0 ms to minimize.
[2024-05-31 18:59:07] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 68 ms
TRAPS : Iteration 1
[2024-05-31 18:59:07] [INFO ] After 210ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2024-05-31 18:59:07] [INFO ] After 303ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Over-approximation ignoring read arcs solved 0 properties in 391 ms.
RANDOM walk for 40000 steps (542 resets) in 102 ms. (388 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 1600002 steps, run timeout after 3001 ms. (steps per millisecond=533 ) properties seen :0 out of 1
Probabilistic random walk after 1600002 steps, saw 224191 distinct states, run finished after 3001 ms. (steps per millisecond=533 ) properties seen :0
// Phase 1: matrix 254 rows 312 cols
[2024-05-31 18:59:11] [INFO ] Computed 60 invariants in 2 ms
[2024-05-31 18:59:11] [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) 183/184 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/184 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/244 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/244 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/262 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/262 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 254/516 variables, 262/322 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/516 variables, 2/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/516 variables, 0/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 50/566 variables, 50/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/566 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/566 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 566/566 variables, and 374 constraints, problems are : Problem set: 0 solved, 1 unsolved in 220 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 312/312 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) 183/184 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/184 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/244 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-31 18:59:11] [INFO ] Deduced a trap composed of 7 places in 52 ms of which 1 ms to minimize.
[2024-05-31 18:59:11] [INFO ] Deduced a trap composed of 15 places in 46 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/244 variables, 2/45 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/244 variables, 0/45 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 18/262 variables, 17/62 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/262 variables, 0/62 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 254/516 variables, 262/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/516 variables, 2/326 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/516 variables, 1/327 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-31 18:59:11] [INFO ] Deduced a trap composed of 17 places in 49 ms of which 0 ms to minimize.
[2024-05-31 18:59:11] [INFO ] Deduced a trap composed of 9 places in 38 ms of which 1 ms to minimize.
[2024-05-31 18:59:11] [INFO ] Deduced a trap composed of 19 places in 34 ms of which 0 ms to minimize.
[2024-05-31 18:59:11] [INFO ] Deduced a trap composed of 19 places in 36 ms of which 0 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/516 variables, 4/331 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/516 variables, 0/331 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 50/566 variables, 50/381 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/566 variables, 0/381 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/566 variables, 0/381 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 566/566 variables, and 381 constraints, problems are : Problem set: 0 solved, 1 unsolved in 610 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 312/312 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 6/6 constraints]
After SMT, in 847ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 21664 steps, including 67 resets, run visited all 1 properties in 48 ms. (steps per millisecond=451 )
Parikh walk visited 1 properties in 47 ms.
RANDOM walk for 40000 steps (541 resets) in 126 ms. (314 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (96 resets) in 47 ms. (833 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1629319 steps, run timeout after 3001 ms. (steps per millisecond=542 ) properties seen :0 out of 1
Probabilistic random walk after 1629319 steps, saw 228663 distinct states, run finished after 3001 ms. (steps per millisecond=542 ) properties seen :0
[2024-05-31 18:59:14] [INFO ] Invariant cache hit.
[2024-05-31 18:59:14] [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) 183/184 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/184 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/244 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/244 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/262 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/262 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 254/516 variables, 262/322 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/516 variables, 2/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/516 variables, 0/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 50/566 variables, 50/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/566 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/566 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 566/566 variables, and 374 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: 312/312 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) 183/184 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/184 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/244 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-31 18:59:15] [INFO ] Deduced a trap composed of 15 places in 41 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/244 variables, 1/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/244 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 18/262 variables, 17/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/262 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 254/516 variables, 262/323 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/516 variables, 2/325 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/516 variables, 1/326 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-31 18:59:15] [INFO ] Deduced a trap composed of 17 places in 39 ms of which 1 ms to minimize.
[2024-05-31 18:59:15] [INFO ] Deduced a trap composed of 19 places in 41 ms of which 1 ms to minimize.
[2024-05-31 18:59:15] [INFO ] Deduced a trap composed of 18 places in 42 ms of which 1 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/516 variables, 3/329 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/516 variables, 0/329 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 50/566 variables, 50/379 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/566 variables, 0/379 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/566 variables, 0/379 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 566/566 variables, and 379 constraints, problems are : Problem set: 0 solved, 1 unsolved in 447 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 312/312 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 4/4 constraints]
After SMT, in 680ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 25096 steps, including 79 resets, run visited all 1 properties in 59 ms. (steps per millisecond=425 )
Parikh walk visited 1 properties in 58 ms.
RANDOM walk for 40000 steps (536 resets) in 121 ms. (327 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 1626278 steps, run timeout after 3001 ms. (steps per millisecond=541 ) properties seen :0 out of 1
Probabilistic random walk after 1626278 steps, saw 228208 distinct states, run finished after 3001 ms. (steps per millisecond=541 ) properties seen :0
[2024-05-31 18:59:18] [INFO ] Invariant cache hit.
[2024-05-31 18:59:18] [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) 183/184 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/184 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/244 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/244 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/262 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/262 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 254/516 variables, 262/322 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/516 variables, 2/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/516 variables, 0/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 50/566 variables, 50/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/566 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/566 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 566/566 variables, and 374 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: 312/312 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) 183/184 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/184 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/244 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-31 18:59:19] [INFO ] Deduced a trap composed of 15 places in 42 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/244 variables, 1/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/244 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 18/262 variables, 17/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/262 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 254/516 variables, 262/323 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/516 variables, 2/325 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/516 variables, 1/326 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/516 variables, 0/326 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 50/566 variables, 50/376 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/566 variables, 0/376 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/566 variables, 0/376 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 566/566 variables, and 376 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: 312/312 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints]
After SMT, in 505ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 1558 steps, including 1 resets, run visited all 1 properties in 5 ms. (steps per millisecond=311 )
Parikh walk visited 1 properties in 5 ms.
RANDOM walk for 40000 steps (540 resets) in 115 ms. (344 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40002 steps (84 resets) in 44 ms. (888 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1625517 steps, run timeout after 3001 ms. (steps per millisecond=541 ) properties seen :0 out of 1
Probabilistic random walk after 1625517 steps, saw 228084 distinct states, run finished after 3001 ms. (steps per millisecond=541 ) properties seen :0
[2024-05-31 18:59:22] [INFO ] Invariant cache hit.
[2024-05-31 18:59:22] [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) 183/184 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/184 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/244 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/244 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/262 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/262 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 254/516 variables, 262/322 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/516 variables, 2/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/516 variables, 0/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 50/566 variables, 50/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/566 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/566 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 566/566 variables, and 374 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: 312/312 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) 183/184 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/184 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/244 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-31 18:59:22] [INFO ] Deduced a trap composed of 15 places in 45 ms of which 0 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/244 variables, 1/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/244 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 18/262 variables, 17/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/262 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 254/516 variables, 262/323 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/516 variables, 2/325 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/516 variables, 1/326 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-31 18:59:22] [INFO ] Deduced a trap composed of 17 places in 51 ms of which 0 ms to minimize.
[2024-05-31 18:59:22] [INFO ] Deduced a trap composed of 19 places in 45 ms of which 1 ms to minimize.
[2024-05-31 18:59:22] [INFO ] Deduced a trap composed of 18 places in 42 ms of which 0 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/516 variables, 3/329 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/516 variables, 0/329 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 50/566 variables, 50/379 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/566 variables, 0/379 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/566 variables, 0/379 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 566/566 variables, and 379 constraints, problems are : Problem set: 0 solved, 1 unsolved in 489 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 312/312 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 4/4 constraints]
After SMT, in 724ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 13541 steps, including 40 resets, run visited all 1 properties in 33 ms. (steps per millisecond=410 )
Parikh walk visited 1 properties in 32 ms.
RANDOM walk for 40000 steps (525 resets) in 122 ms. (325 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (89 resets) in 41 ms. (952 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1632586 steps, run timeout after 3001 ms. (steps per millisecond=544 ) properties seen :0 out of 1
Probabilistic random walk after 1632586 steps, saw 229105 distinct states, run finished after 3001 ms. (steps per millisecond=544 ) properties seen :0
[2024-05-31 18:59:26] [INFO ] Invariant cache hit.
[2024-05-31 18:59:26] [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) 183/184 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/184 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/244 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/244 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/262 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/262 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 254/516 variables, 262/322 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/516 variables, 2/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/516 variables, 0/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 50/566 variables, 50/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/566 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/566 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 566/566 variables, and 374 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: 312/312 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) 183/184 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/184 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/244 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-31 18:59:26] [INFO ] Deduced a trap composed of 15 places in 41 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/244 variables, 1/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/244 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 18/262 variables, 17/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/262 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 254/516 variables, 262/323 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/516 variables, 2/325 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/516 variables, 1/326 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/516 variables, 0/326 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 50/566 variables, 50/376 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/566 variables, 0/376 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/566 variables, 0/376 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 566/566 variables, and 376 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: 312/312 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints]
After SMT, in 583ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 1511 steps, including 1 resets, run visited all 1 properties in 5 ms. (steps per millisecond=302 )
Parikh walk visited 1 properties in 5 ms.
RANDOM walk for 40000 steps (551 resets) in 117 ms. (338 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 1628887 steps, run timeout after 3001 ms. (steps per millisecond=542 ) properties seen :0 out of 1
Probabilistic random walk after 1628887 steps, saw 228594 distinct states, run finished after 3002 ms. (steps per millisecond=542 ) properties seen :0
[2024-05-31 18:59:29] [INFO ] Invariant cache hit.
[2024-05-31 18:59:29] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 183/184 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/184 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/244 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/244 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/262 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/262 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 254/516 variables, 262/322 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/516 variables, 2/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/516 variables, 0/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 50/566 variables, 50/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/566 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/566 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 566/566 variables, and 374 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: 312/312 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) 183/184 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/184 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/244 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-31 18:59:30] [INFO ] Deduced a trap composed of 15 places in 40 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/244 variables, 1/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/244 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 18/262 variables, 17/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/262 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 254/516 variables, 262/323 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/516 variables, 2/325 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/516 variables, 1/326 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-31 18:59:30] [INFO ] Deduced a trap composed of 17 places in 49 ms of which 1 ms to minimize.
[2024-05-31 18:59:30] [INFO ] Deduced a trap composed of 19 places in 34 ms of which 0 ms to minimize.
[2024-05-31 18:59:30] [INFO ] Deduced a trap composed of 17 places in 32 ms of which 1 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/516 variables, 3/329 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/516 variables, 0/329 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 50/566 variables, 50/379 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/566 variables, 0/379 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/566 variables, 0/379 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 566/566 variables, and 379 constraints, problems are : Problem set: 0 solved, 1 unsolved in 443 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 312/312 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 4/4 constraints]
After SMT, in 671ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 6095 steps, including 16 resets, run visited all 1 properties in 17 ms. (steps per millisecond=358 )
Parikh walk visited 1 properties in 16 ms.
RANDOM walk for 40000 steps (536 resets) in 130 ms. (305 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (89 resets) in 41 ms. (952 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1641189 steps, run timeout after 3001 ms. (steps per millisecond=546 ) properties seen :0 out of 1
Probabilistic random walk after 1641189 steps, saw 230234 distinct states, run finished after 3001 ms. (steps per millisecond=546 ) properties seen :0
[2024-05-31 18:59:33] [INFO ] Invariant cache hit.
[2024-05-31 18:59:33] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 183/184 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/184 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/244 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/244 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/262 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/262 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 254/516 variables, 262/322 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/516 variables, 2/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/516 variables, 0/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 50/566 variables, 50/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/566 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/566 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 566/566 variables, and 374 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: 312/312 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) 183/184 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/184 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/244 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-31 18:59:33] [INFO ] Deduced a trap composed of 15 places in 43 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/244 variables, 1/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/244 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 18/262 variables, 17/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/262 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 254/516 variables, 262/323 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/516 variables, 2/325 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/516 variables, 1/326 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/516 variables, 0/326 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 50/566 variables, 50/376 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/566 variables, 0/376 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/566 variables, 0/376 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 566/566 variables, and 376 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: 312/312 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints]
After SMT, in 516ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 1380 steps, including 1 resets, run visited all 1 properties in 4 ms. (steps per millisecond=345 )
Parikh walk visited 1 properties in 3 ms.
RANDOM walk for 40000 steps (533 resets) in 122 ms. (325 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (92 resets) in 41 ms. (952 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1617894 steps, run timeout after 3001 ms. (steps per millisecond=539 ) properties seen :0 out of 1
Probabilistic random walk after 1617894 steps, saw 226884 distinct states, run finished after 3001 ms. (steps per millisecond=539 ) properties seen :0
[2024-05-31 18:59:37] [INFO ] Invariant cache hit.
[2024-05-31 18:59:37] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 183/184 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/184 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/244 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/244 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/262 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/262 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 254/516 variables, 262/322 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/516 variables, 2/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-31 18:59:37] [INFO ] Deduced a trap composed of 16 places in 58 ms of which 1 ms to minimize.
[2024-05-31 18:59:37] [INFO ] Deduced a trap composed of 18 places in 71 ms of which 1 ms to minimize.
[2024-05-31 18:59:37] [INFO ] Deduced a trap composed of 19 places in 34 ms of which 1 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/516 variables, 3/327 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/516 variables, 0/327 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 50/566 variables, 50/377 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-31 18:59:37] [INFO ] Deduced a trap composed of 9 places in 57 ms of which 1 ms to minimize.
[2024-05-31 18:59:37] [INFO ] Deduced a trap composed of 6 places in 44 ms of which 1 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/566 variables, 2/379 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/566 variables, 0/379 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/566 variables, 0/379 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 566/566 variables, and 379 constraints, problems are : Problem set: 0 solved, 1 unsolved in 552 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 312/312 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 5/5 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) 183/184 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/184 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/244 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-31 18:59:37] [INFO ] Deduced a trap composed of 17 places in 44 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/244 variables, 1/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/244 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 18/262 variables, 17/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/262 variables, 5/66 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/262 variables, 0/66 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 254/516 variables, 262/328 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/516 variables, 2/330 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/516 variables, 1/331 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-31 18:59:37] [INFO ] Deduced a trap composed of 18 places in 44 ms of which 1 ms to minimize.
[2024-05-31 18:59:38] [INFO ] Deduced a trap composed of 17 places in 41 ms of which 0 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/516 variables, 2/333 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/516 variables, 0/333 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 50/566 variables, 50/383 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/566 variables, 0/383 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 0/566 variables, 0/383 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 566/566 variables, and 383 constraints, problems are : Problem set: 0 solved, 1 unsolved in 429 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 312/312 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 8/8 constraints]
After SMT, in 986ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 1411 steps, including 1 resets, run visited all 1 properties in 4 ms. (steps per millisecond=352 )
Parikh walk visited 1 properties in 4 ms.
RANDOM walk for 40000 steps (528 resets) in 129 ms. (307 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (87 resets) in 41 ms. (952 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1638551 steps, run timeout after 3001 ms. (steps per millisecond=546 ) properties seen :0 out of 1
Probabilistic random walk after 1638551 steps, saw 229884 distinct states, run finished after 3001 ms. (steps per millisecond=546 ) properties seen :0
[2024-05-31 18:59:41] [INFO ] Invariant cache hit.
[2024-05-31 18:59:41] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 183/184 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/184 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/244 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/244 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/262 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/262 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 254/516 variables, 262/322 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/516 variables, 2/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/516 variables, 0/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 50/566 variables, 50/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/566 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/566 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 566/566 variables, and 374 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: 312/312 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) 183/184 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/184 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/244 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-31 18:59:41] [INFO ] Deduced a trap composed of 15 places in 47 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/244 variables, 1/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/244 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 18/262 variables, 17/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/262 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 254/516 variables, 262/323 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/516 variables, 2/325 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/516 variables, 1/326 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-31 18:59:41] [INFO ] Deduced a trap composed of 16 places in 57 ms of which 1 ms to minimize.
[2024-05-31 18:59:41] [INFO ] Deduced a trap composed of 17 places in 68 ms of which 1 ms to minimize.
[2024-05-31 18:59:41] [INFO ] Deduced a trap composed of 19 places in 37 ms of which 1 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/516 variables, 3/329 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/516 variables, 0/329 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 50/566 variables, 50/379 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/566 variables, 0/379 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/566 variables, 0/379 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 566/566 variables, and 379 constraints, problems are : Problem set: 0 solved, 1 unsolved in 463 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 312/312 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 4/4 constraints]
After SMT, in 678ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 13406 steps, including 40 resets, run visited all 1 properties in 34 ms. (steps per millisecond=394 )
Parikh walk visited 1 properties in 33 ms.
RANDOM walk for 40000 steps (559 resets) in 138 ms. (287 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 1654707 steps, run timeout after 3001 ms. (steps per millisecond=551 ) properties seen :0 out of 1
Probabilistic random walk after 1654707 steps, saw 232138 distinct states, run finished after 3001 ms. (steps per millisecond=551 ) properties seen :0
[2024-05-31 18:59:44] [INFO ] Invariant cache hit.
[2024-05-31 18:59:44] [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) 183/184 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/184 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/244 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/244 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/262 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/262 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 254/516 variables, 262/322 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/516 variables, 2/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-31 18:59:45] [INFO ] Deduced a trap composed of 16 places in 63 ms of which 1 ms to minimize.
[2024-05-31 18:59:45] [INFO ] Deduced a trap composed of 17 places in 54 ms of which 1 ms to minimize.
[2024-05-31 18:59:45] [INFO ] Deduced a trap composed of 18 places in 35 ms of which 1 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/516 variables, 3/327 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/516 variables, 0/327 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 50/566 variables, 50/377 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/566 variables, 0/377 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 0/566 variables, 0/377 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 566/566 variables, and 377 constraints, problems are : Problem set: 0 solved, 1 unsolved in 375 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 312/312 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) 183/184 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/184 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/244 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-31 18:59:45] [INFO ] Deduced a trap composed of 15 places in 40 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/244 variables, 1/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/244 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 18/262 variables, 17/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/262 variables, 3/64 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/262 variables, 0/64 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 254/516 variables, 262/326 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/516 variables, 2/328 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/516 variables, 1/329 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/516 variables, 0/329 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 50/566 variables, 50/379 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/566 variables, 0/379 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/566 variables, 0/379 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 566/566 variables, and 379 constraints, problems are : Problem set: 0 solved, 1 unsolved in 290 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 312/312 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 4/4 constraints]
After SMT, in 679ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 1245 steps, including 1 resets, run visited all 1 properties in 4 ms. (steps per millisecond=311 )
Parikh walk visited 1 properties in 4 ms.
RANDOM walk for 40000 steps (542 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 1649598 steps, run timeout after 3001 ms. (steps per millisecond=549 ) properties seen :0 out of 1
Probabilistic random walk after 1649598 steps, saw 231346 distinct states, run finished after 3001 ms. (steps per millisecond=549 ) properties seen :0
[2024-05-31 18:59:48] [INFO ] Invariant cache hit.
[2024-05-31 18:59:48] [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) 183/184 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/184 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/244 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/244 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/262 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/262 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 254/516 variables, 262/322 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/516 variables, 2/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/516 variables, 0/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 50/566 variables, 50/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/566 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/566 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 566/566 variables, and 374 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: 312/312 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) 183/184 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/184 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/244 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-31 18:59:49] [INFO ] Deduced a trap composed of 15 places in 38 ms of which 0 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/244 variables, 1/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/244 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 18/262 variables, 17/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/262 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 254/516 variables, 262/323 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/516 variables, 2/325 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/516 variables, 1/326 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/516 variables, 0/326 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 50/566 variables, 50/376 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-31 18:59:49] [INFO ] Deduced a trap composed of 7 places in 40 ms of which 1 ms to minimize.
At refinement iteration 13 (INCLUDED_ONLY) 0/566 variables, 1/377 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/566 variables, 0/377 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/566 variables, 0/377 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 566/566 variables, and 377 constraints, problems are : Problem set: 0 solved, 1 unsolved in 368 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 312/312 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
Parikh walk visited 0 properties in 243 ms.
Support contains 1 out of 312 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 254/254 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 312 transition count 254
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 311 transition count 253
Applied a total of 2 rules in 12 ms. Remains 311 /312 variables (removed 1) and now considering 253/254 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 12 ms. Remains : 311/312 places, 253/254 transitions.
RANDOM walk for 40000 steps (551 resets) in 110 ms. (360 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (92 resets) in 39 ms. (1000 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1654153 steps, run timeout after 3001 ms. (steps per millisecond=551 ) properties seen :0 out of 1
Probabilistic random walk after 1654153 steps, saw 232040 distinct states, run finished after 3001 ms. (steps per millisecond=551 ) properties seen :0
// Phase 1: matrix 253 rows 311 cols
[2024-05-31 18:59:52] [INFO ] Computed 60 invariants in 7 ms
[2024-05-31 18:59:52] [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) 182/183 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/183 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 35/218 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/218 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/243 variables, 17/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/243 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 7/250 variables, 7/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/250 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 200/450 variables, 250/305 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/450 variables, 2/307 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/450 variables, 0/307 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 12/462 variables, 8/315 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/462 variables, 3/318 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/462 variables, 0/318 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 1/463 variables, 1/319 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/463 variables, 1/320 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/463 variables, 0/320 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 52/515 variables, 3/323 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/515 variables, 1/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/515 variables, 0/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 49/564 variables, 49/373 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/564 variables, 0/373 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/564 variables, 0/373 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 564/564 variables, and 373 constraints, problems are : Problem set: 0 solved, 1 unsolved in 250 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 311/311 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) 182/183 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/183 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 35/218 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/218 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/243 variables, 17/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/243 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 7/250 variables, 7/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/250 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 200/450 variables, 250/305 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/450 variables, 2/307 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/450 variables, 1/308 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/450 variables, 0/308 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 12/462 variables, 8/316 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/462 variables, 3/319 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-31 18:59:53] [INFO ] Deduced a trap composed of 15 places in 51 ms of which 1 ms to minimize.
At refinement iteration 15 (INCLUDED_ONLY) 0/462 variables, 1/320 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/462 variables, 0/320 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 1/463 variables, 1/321 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/463 variables, 1/322 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-31 18:59:53] [INFO ] Deduced a trap composed of 18 places in 42 ms of which 1 ms to minimize.
At refinement iteration 19 (INCLUDED_ONLY) 0/463 variables, 1/323 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/463 variables, 0/323 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 52/515 variables, 3/326 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/515 variables, 1/327 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/515 variables, 0/327 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (OVERLAPS) 49/564 variables, 49/376 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/564 variables, 0/376 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (OVERLAPS) 0/564 variables, 0/376 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 564/564 variables, and 376 constraints, problems are : Problem set: 0 solved, 1 unsolved in 394 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 311/311 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 2/2 constraints]
After SMT, in 664ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 202 ms.
Support contains 1 out of 311 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 311/311 places, 253/253 transitions.
Applied a total of 0 rules in 4 ms. Remains 311 /311 variables (removed 0) and now considering 253/253 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4 ms. Remains : 311/311 places, 253/253 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 311/311 places, 253/253 transitions.
Applied a total of 0 rules in 4 ms. Remains 311 /311 variables (removed 0) and now considering 253/253 (removed 0) transitions.
[2024-05-31 18:59:53] [INFO ] Invariant cache hit.
[2024-05-31 18:59:53] [INFO ] Implicit Places using invariants in 178 ms returned []
[2024-05-31 18:59:53] [INFO ] Invariant cache hit.
[2024-05-31 18:59:53] [INFO ] State equation strengthened by 2 read => feed constraints.
[2024-05-31 18:59:54] [INFO ] Implicit Places using invariants and state equation in 368 ms returned []
Implicit Place search using SMT with State Equation took 564 ms to find 0 implicit places.
[2024-05-31 18:59:54] [INFO ] Redundant transitions in 2 ms returned []
Running 250 sub problems to find dead transitions.
[2024-05-31 18:59:54] [INFO ] Invariant cache hit.
[2024-05-31 18:59:54] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/308 variables, 36/36 constraints. Problems are: Problem set: 0 solved, 250 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/308 variables, 17/53 constraints. Problems are: Problem set: 0 solved, 250 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/308 variables, 0/53 constraints. Problems are: Problem set: 0 solved, 250 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 2/310 variables, 7/60 constraints. Problems are: Problem set: 0 solved, 250 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/310 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 250 unsolved
At refinement iteration 5 (OVERLAPS) 253/563 variables, 310/370 constraints. Problems are: Problem set: 0 solved, 250 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/563 variables, 2/372 constraints. Problems are: Problem set: 0 solved, 250 unsolved
[2024-05-31 18:59:59] [INFO ] Deduced a trap composed of 10 places in 69 ms of which 1 ms to minimize.
[2024-05-31 18:59:59] [INFO ] Deduced a trap composed of 18 places in 66 ms of which 1 ms to minimize.
[2024-05-31 18:59:59] [INFO ] Deduced a trap composed of 16 places in 50 ms of which 1 ms to minimize.
[2024-05-31 19:00:00] [INFO ] Deduced a trap composed of 16 places in 52 ms of which 1 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/563 variables, 4/376 constraints. Problems are: Problem set: 0 solved, 250 unsolved
[2024-05-31 19:00:02] [INFO ] Deduced a trap composed of 15 places in 57 ms of which 1 ms to minimize.
[2024-05-31 19:00:02] [INFO ] Deduced a trap composed of 12 places in 40 ms of which 0 ms to minimize.
[2024-05-31 19:00:02] [INFO ] Deduced a trap composed of 11 places in 34 ms of which 0 ms to minimize.
[2024-05-31 19:00:03] [INFO ] Deduced a trap composed of 8 places in 67 ms of which 1 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/563 variables, 4/380 constraints. Problems are: Problem set: 0 solved, 250 unsolved
[2024-05-31 19:00:06] [INFO ] Deduced a trap composed of 7 places in 52 ms of which 2 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/563 variables, 1/381 constraints. Problems are: Problem set: 0 solved, 250 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/563 variables, 0/381 constraints. Problems are: Problem set: 0 solved, 250 unsolved
At refinement iteration 11 (OVERLAPS) 1/564 variables, 1/382 constraints. Problems are: Problem set: 0 solved, 250 unsolved
[2024-05-31 19:00:11] [INFO ] Deduced a trap composed of 6 places in 33 ms of which 1 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/564 variables, 1/383 constraints. Problems are: Problem set: 0 solved, 250 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/564 variables, 0/383 constraints. Problems are: Problem set: 0 solved, 250 unsolved
[2024-05-31 19:00:18] [INFO ] Deduced a trap composed of 17 places in 67 ms of which 2 ms to minimize.
At refinement iteration 14 (OVERLAPS) 0/564 variables, 1/384 constraints. Problems are: Problem set: 0 solved, 250 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/564 variables, 0/384 constraints. Problems are: Problem set: 0 solved, 250 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 564/564 variables, and 384 constraints, problems are : Problem set: 0 solved, 250 unsolved in 30010 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 311/311 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 250/250 constraints, Known Traps: 11/11 constraints]
Escalating to Integer solving :Problem set: 0 solved, 250 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/308 variables, 36/36 constraints. Problems are: Problem set: 0 solved, 250 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/308 variables, 17/53 constraints. Problems are: Problem set: 0 solved, 250 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/308 variables, 10/63 constraints. Problems are: Problem set: 0 solved, 250 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/308 variables, 0/63 constraints. Problems are: Problem set: 0 solved, 250 unsolved
At refinement iteration 4 (OVERLAPS) 2/310 variables, 7/70 constraints. Problems are: Problem set: 0 solved, 250 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/310 variables, 1/71 constraints. Problems are: Problem set: 0 solved, 250 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/310 variables, 0/71 constraints. Problems are: Problem set: 0 solved, 250 unsolved
At refinement iteration 7 (OVERLAPS) 253/563 variables, 310/381 constraints. Problems are: Problem set: 0 solved, 250 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/563 variables, 2/383 constraints. Problems are: Problem set: 0 solved, 250 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/563 variables, 250/633 constraints. Problems are: Problem set: 0 solved, 250 unsolved
[2024-05-31 19:00:41] [INFO ] Deduced a trap composed of 8 places in 57 ms of which 1 ms to minimize.
[2024-05-31 19:00:41] [INFO ] Deduced a trap composed of 7 places in 53 ms of which 2 ms to minimize.
[2024-05-31 19:00:42] [INFO ] Deduced a trap composed of 14 places in 64 ms of which 2 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 563/564 variables, and 636 constraints, problems are : Problem set: 0 solved, 250 unsolved in 30009 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 310/311 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 250/250 constraints, Known Traps: 14/14 constraints]
After SMT, in 60163ms problems are : Problem set: 0 solved, 250 unsolved
Search for dead transitions found 0 dead transitions in 60170ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 60751 ms. Remains : 311/311 places, 253/253 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 311 transition count 253
Applied a total of 1 rules in 8 ms. Remains 311 /311 variables (removed 0) and now considering 253/253 (removed 0) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 253 rows 311 cols
[2024-05-31 19:00:54] [INFO ] Computed 60 invariants in 8 ms
[2024-05-31 19:00:54] [INFO ] [Real]Absence check using 36 positive place invariants in 4 ms returned sat
[2024-05-31 19:00:54] [INFO ] [Real]Absence check using 36 positive and 24 generalized place invariants in 13 ms returned sat
[2024-05-31 19:00:54] [INFO ] After 69ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-31 19:00:54] [INFO ] [Nat]Absence check using 36 positive place invariants in 4 ms returned sat
[2024-05-31 19:00:54] [INFO ] [Nat]Absence check using 36 positive and 24 generalized place invariants in 13 ms returned sat
[2024-05-31 19:00:54] [INFO ] After 118ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2024-05-31 19:00:54] [INFO ] After 138ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2024-05-31 19:00:54] [INFO ] After 217ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Over-approximation ignoring read arcs solved 0 properties in 307 ms.
RANDOM walk for 40000 steps (531 resets) in 123 ms. (322 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (85 resets) in 43 ms. (909 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1665588 steps, run timeout after 3001 ms. (steps per millisecond=555 ) properties seen :0 out of 1
Probabilistic random walk after 1665588 steps, saw 233695 distinct states, run finished after 3001 ms. (steps per millisecond=555 ) properties seen :0
// Phase 1: matrix 254 rows 312 cols
[2024-05-31 19:00:57] [INFO ] Computed 60 invariants in 7 ms
[2024-05-31 19:00:57] [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) 183/184 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/184 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/244 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/244 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/262 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/262 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 254/516 variables, 262/322 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/516 variables, 2/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/516 variables, 0/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 50/566 variables, 50/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/566 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/566 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 566/566 variables, and 374 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: 312/312 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) 183/184 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/184 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/244 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-31 19:00:58] [INFO ] Deduced a trap composed of 15 places in 43 ms of which 1 ms to minimize.
[2024-05-31 19:00:58] [INFO ] Deduced a trap composed of 7 places in 44 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/244 variables, 2/45 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/244 variables, 0/45 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 18/262 variables, 17/62 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/262 variables, 0/62 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 254/516 variables, 262/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/516 variables, 2/326 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/516 variables, 1/327 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/516 variables, 0/327 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 50/566 variables, 50/377 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/566 variables, 0/377 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/566 variables, 0/377 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 566/566 variables, and 377 constraints, problems are : Problem set: 0 solved, 1 unsolved in 348 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 312/312 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 2/2 constraints]
After SMT, in 629ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 1146 steps, including 1 resets, run visited all 1 properties in 4 ms. (steps per millisecond=286 )
Parikh walk visited 1 properties in 3 ms.
RANDOM walk for 40000 steps (539 resets) in 126 ms. (314 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (98 resets) in 60 ms. (655 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1678086 steps, run timeout after 3001 ms. (steps per millisecond=559 ) properties seen :0 out of 1
Probabilistic random walk after 1678086 steps, saw 235344 distinct states, run finished after 3001 ms. (steps per millisecond=559 ) properties seen :0
[2024-05-31 19:01:01] [INFO ] Invariant cache hit.
[2024-05-31 19:01:01] [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) 183/184 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/184 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/244 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/244 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/262 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/262 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 254/516 variables, 262/322 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/516 variables, 2/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/516 variables, 0/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 50/566 variables, 50/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/566 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/566 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 566/566 variables, and 374 constraints, problems are : Problem set: 0 solved, 1 unsolved in 220 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 312/312 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) 183/184 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/184 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/244 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-31 19:01:01] [INFO ] Deduced a trap composed of 15 places in 42 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/244 variables, 1/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/244 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 18/262 variables, 17/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/262 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 254/516 variables, 262/323 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/516 variables, 2/325 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/516 variables, 1/326 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-31 19:01:01] [INFO ] Deduced a trap composed of 17 places in 45 ms of which 1 ms to minimize.
[2024-05-31 19:01:01] [INFO ] Deduced a trap composed of 19 places in 47 ms of which 1 ms to minimize.
[2024-05-31 19:01:01] [INFO ] Deduced a trap composed of 17 places in 34 ms of which 1 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/516 variables, 3/329 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/516 variables, 0/329 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 50/566 variables, 50/379 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/566 variables, 0/379 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/566 variables, 0/379 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 566/566 variables, and 379 constraints, problems are : Problem set: 0 solved, 1 unsolved in 441 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 312/312 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 4/4 constraints]
After SMT, in 666ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 20332 steps, including 67 resets, run visited all 1 properties in 47 ms. (steps per millisecond=432 )
Parikh walk visited 1 properties in 47 ms.
RANDOM walk for 40000 steps (533 resets) in 117 ms. (338 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (92 resets) in 55 ms. (714 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1650789 steps, run timeout after 3001 ms. (steps per millisecond=550 ) properties seen :0 out of 1
Probabilistic random walk after 1650789 steps, saw 231490 distinct states, run finished after 3001 ms. (steps per millisecond=550 ) properties seen :0
[2024-05-31 19:01:05] [INFO ] Invariant cache hit.
[2024-05-31 19:01:05] [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) 183/184 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/184 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/244 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/244 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/262 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/262 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 254/516 variables, 262/322 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/516 variables, 2/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/516 variables, 0/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 50/566 variables, 50/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/566 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/566 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 566/566 variables, and 374 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: 312/312 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) 183/184 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/184 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/244 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-31 19:01:05] [INFO ] Deduced a trap composed of 15 places in 44 ms of which 0 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/244 variables, 1/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/244 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 18/262 variables, 17/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/262 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 254/516 variables, 262/323 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/516 variables, 2/325 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/516 variables, 1/326 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-31 19:01:05] [INFO ] Deduced a trap composed of 17 places in 58 ms of which 1 ms to minimize.
[2024-05-31 19:01:05] [INFO ] Deduced a trap composed of 17 places in 54 ms of which 1 ms to minimize.
[2024-05-31 19:01:05] [INFO ] Deduced a trap composed of 19 places in 38 ms of which 0 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/516 variables, 3/329 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/516 variables, 0/329 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 50/566 variables, 50/379 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/566 variables, 0/379 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/566 variables, 0/379 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 566/566 variables, and 379 constraints, problems are : Problem set: 0 solved, 1 unsolved in 521 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 312/312 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 4/4 constraints]
After SMT, in 751ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 222 ms.
Support contains 1 out of 312 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 254/254 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 312 transition count 254
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 311 transition count 253
Applied a total of 2 rules in 23 ms. Remains 311 /312 variables (removed 1) and now considering 253/254 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 24 ms. Remains : 311/312 places, 253/254 transitions.
RANDOM walk for 40000 steps (551 resets) in 114 ms. (347 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 1633962 steps, run timeout after 3001 ms. (steps per millisecond=544 ) properties seen :0 out of 1
Probabilistic random walk after 1633962 steps, saw 229297 distinct states, run finished after 3001 ms. (steps per millisecond=544 ) properties seen :0
// Phase 1: matrix 253 rows 311 cols
[2024-05-31 19:01:09] [INFO ] Computed 60 invariants in 8 ms
[2024-05-31 19:01:09] [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) 182/183 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/183 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 35/218 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/218 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/243 variables, 17/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/243 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 7/250 variables, 7/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/250 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 200/450 variables, 250/305 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/450 variables, 2/307 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/450 variables, 0/307 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 12/462 variables, 8/315 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/462 variables, 3/318 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/462 variables, 0/318 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 1/463 variables, 1/319 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/463 variables, 1/320 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/463 variables, 0/320 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 52/515 variables, 3/323 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/515 variables, 1/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/515 variables, 0/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 49/564 variables, 49/373 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/564 variables, 0/373 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/564 variables, 0/373 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 564/564 variables, and 373 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: 311/311 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) 182/183 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/183 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 35/218 variables, 24/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/218 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/243 variables, 17/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/243 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 7/250 variables, 7/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/250 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 200/450 variables, 250/305 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/450 variables, 2/307 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/450 variables, 1/308 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/450 variables, 0/308 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 12/462 variables, 8/316 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/462 variables, 3/319 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/462 variables, 0/319 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 1/463 variables, 1/320 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/463 variables, 1/321 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/463 variables, 0/321 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 52/515 variables, 3/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/515 variables, 1/325 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/515 variables, 0/325 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (OVERLAPS) 49/564 variables, 49/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/564 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (OVERLAPS) 0/564 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 564/564 variables, and 374 constraints, problems are : Problem set: 0 solved, 1 unsolved in 250 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 311/311 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 499ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 2084 steps, including 4 resets, run visited all 1 properties in 8 ms. (steps per millisecond=260 )
Parikh walk visited 1 properties in 7 ms.
RANDOM walk for 40000 steps (541 resets) in 109 ms. (363 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 1592532 steps, run timeout after 3001 ms. (steps per millisecond=530 ) properties seen :0 out of 1
Probabilistic random walk after 1592532 steps, saw 222883 distinct states, run finished after 3001 ms. (steps per millisecond=530 ) properties seen :0
// Phase 1: matrix 254 rows 312 cols
[2024-05-31 19:01:12] [INFO ] Computed 60 invariants in 8 ms
[2024-05-31 19:01:12] [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) 183/184 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/184 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/244 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/244 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/262 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/262 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 254/516 variables, 262/322 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/516 variables, 2/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/516 variables, 0/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 50/566 variables, 50/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/566 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/566 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 566/566 variables, and 374 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: 312/312 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) 183/184 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/184 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/244 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-31 19:01:13] [INFO ] Deduced a trap composed of 15 places in 55 ms of which 1 ms to minimize.
[2024-05-31 19:01:13] [INFO ] Deduced a trap composed of 7 places in 54 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/244 variables, 2/45 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/244 variables, 0/45 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 18/262 variables, 17/62 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/262 variables, 0/62 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 254/516 variables, 262/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/516 variables, 2/326 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/516 variables, 1/327 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/516 variables, 0/327 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 50/566 variables, 50/377 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/566 variables, 0/377 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/566 variables, 0/377 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 566/566 variables, and 377 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: 312/312 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 2/2 constraints]
After SMT, in 638ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 1002 steps, including 1 resets, run visited all 1 properties in 3 ms. (steps per millisecond=334 )
Parikh walk visited 1 properties in 3 ms.
RANDOM walk for 40000 steps (526 resets) in 105 ms. (377 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (95 resets) in 48 ms. (816 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1556734 steps, run timeout after 3001 ms. (steps per millisecond=518 ) properties seen :0 out of 1
Probabilistic random walk after 1556734 steps, saw 218039 distinct states, run finished after 3001 ms. (steps per millisecond=518 ) properties seen :0
[2024-05-31 19:01:16] [INFO ] Invariant cache hit.
[2024-05-31 19:01:16] [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) 183/184 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/184 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/244 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/244 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/262 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/262 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 254/516 variables, 262/322 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/516 variables, 2/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/516 variables, 0/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 50/566 variables, 50/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/566 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/566 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 566/566 variables, and 374 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: 312/312 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) 183/184 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/184 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/244 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-31 19:01:16] [INFO ] Deduced a trap composed of 17 places in 42 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/244 variables, 1/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/244 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 18/262 variables, 17/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/262 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 254/516 variables, 262/323 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/516 variables, 2/325 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/516 variables, 1/326 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-31 19:01:16] [INFO ] Deduced a trap composed of 17 places in 47 ms of which 1 ms to minimize.
[2024-05-31 19:01:16] [INFO ] Deduced a trap composed of 19 places in 42 ms of which 0 ms to minimize.
[2024-05-31 19:01:16] [INFO ] Deduced a trap composed of 18 places in 37 ms of which 1 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/516 variables, 3/329 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/516 variables, 0/329 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 50/566 variables, 50/379 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/566 variables, 0/379 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/566 variables, 0/379 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 566/566 variables, and 379 constraints, problems are : Problem set: 0 solved, 1 unsolved in 437 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 312/312 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 4/4 constraints]
After SMT, in 661ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 21965 steps, including 73 resets, run visited all 1 properties in 51 ms. (steps per millisecond=430 )
Parikh walk visited 1 properties in 50 ms.
RANDOM walk for 40000 steps (537 resets) in 116 ms. (341 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 1598640 steps, run timeout after 3001 ms. (steps per millisecond=532 ) properties seen :0 out of 1
Probabilistic random walk after 1598640 steps, saw 223916 distinct states, run finished after 3001 ms. (steps per millisecond=532 ) properties seen :0
[2024-05-31 19:01:20] [INFO ] Invariant cache hit.
[2024-05-31 19:01:20] [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) 183/184 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/184 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/244 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/244 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/262 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/262 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 254/516 variables, 262/322 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/516 variables, 2/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/516 variables, 0/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 50/566 variables, 50/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/566 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/566 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 566/566 variables, and 374 constraints, problems are : Problem set: 0 solved, 1 unsolved in 250 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 312/312 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) 183/184 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/184 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/244 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-31 19:01:20] [INFO ] Deduced a trap composed of 15 places in 45 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/244 variables, 1/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/244 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 18/262 variables, 17/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/262 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 254/516 variables, 262/323 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/516 variables, 2/325 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/516 variables, 1/326 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/516 variables, 0/326 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 50/566 variables, 50/376 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/566 variables, 0/376 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/566 variables, 0/376 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 566/566 variables, and 376 constraints, problems are : Problem set: 0 solved, 1 unsolved in 290 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 312/312 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints]
After SMT, in 544ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 964 steps, including 1 resets, run visited all 1 properties in 4 ms. (steps per millisecond=241 )
Parikh walk visited 1 properties in 4 ms.
RANDOM walk for 40000 steps (531 resets) in 109 ms. (363 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (83 resets) in 44 ms. (888 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1604684 steps, run timeout after 3001 ms. (steps per millisecond=534 ) properties seen :0 out of 1
Probabilistic random walk after 1604684 steps, saw 224898 distinct states, run finished after 3002 ms. (steps per millisecond=534 ) properties seen :0
[2024-05-31 19:01:23] [INFO ] Invariant cache hit.
[2024-05-31 19:01:23] [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) 183/184 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/184 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/244 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/244 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/262 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/262 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 254/516 variables, 262/322 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/516 variables, 2/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/516 variables, 0/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 50/566 variables, 50/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/566 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/566 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 566/566 variables, and 374 constraints, problems are : Problem set: 0 solved, 1 unsolved in 283 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 312/312 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) 183/184 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/184 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/244 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-31 19:01:24] [INFO ] Deduced a trap composed of 17 places in 39 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/244 variables, 1/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/244 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 18/262 variables, 17/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/262 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 254/516 variables, 262/323 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/516 variables, 2/325 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/516 variables, 1/326 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/516 variables, 0/326 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 50/566 variables, 50/376 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/566 variables, 0/376 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/566 variables, 0/376 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 566/566 variables, and 376 constraints, problems are : Problem set: 0 solved, 1 unsolved in 313 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 312/312 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints]
After SMT, in 600ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 915 steps, including 1 resets, run visited all 1 properties in 4 ms. (steps per millisecond=228 )
Parikh walk visited 1 properties in 4 ms.
RANDOM walk for 40000 steps (537 resets) in 120 ms. (330 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (85 resets) in 48 ms. (816 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1659974 steps, run timeout after 3001 ms. (steps per millisecond=553 ) properties seen :0 out of 1
Probabilistic random walk after 1659974 steps, saw 232896 distinct states, run finished after 3001 ms. (steps per millisecond=553 ) properties seen :0
[2024-05-31 19:01:27] [INFO ] Invariant cache hit.
[2024-05-31 19:01:27] [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) 183/184 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/184 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/244 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/244 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/262 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/262 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 254/516 variables, 262/322 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/516 variables, 2/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/516 variables, 0/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 50/566 variables, 50/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/566 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/566 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 566/566 variables, and 374 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: 312/312 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) 183/184 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/184 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/244 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-31 19:01:27] [INFO ] Deduced a trap composed of 17 places in 44 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/244 variables, 1/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/244 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 18/262 variables, 17/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/262 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 254/516 variables, 262/323 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/516 variables, 2/325 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/516 variables, 1/326 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/516 variables, 0/326 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 50/566 variables, 50/376 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/566 variables, 0/376 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/566 variables, 0/376 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 566/566 variables, and 376 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: 312/312 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints]
After SMT, in 517ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 804 steps, including 1 resets, run visited all 1 properties in 3 ms. (steps per millisecond=268 )
Parikh walk visited 1 properties in 2 ms.
RANDOM walk for 40000 steps (526 resets) in 109 ms. (363 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (79 resets) in 46 ms. (851 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1687122 steps, run timeout after 3001 ms. (steps per millisecond=562 ) properties seen :0 out of 1
Probabilistic random walk after 1687122 steps, saw 236584 distinct states, run finished after 3001 ms. (steps per millisecond=562 ) properties seen :0
[2024-05-31 19:01:30] [INFO ] Invariant cache hit.
[2024-05-31 19:01:30] [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) 183/184 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/184 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/244 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/244 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/262 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/262 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 254/516 variables, 262/322 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/516 variables, 2/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/516 variables, 0/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 50/566 variables, 50/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/566 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/566 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 566/566 variables, and 374 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: 312/312 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) 183/184 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/184 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/244 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-31 19:01:31] [INFO ] Deduced a trap composed of 15 places in 43 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/244 variables, 1/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/244 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 18/262 variables, 17/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/262 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 254/516 variables, 262/323 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/516 variables, 2/325 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/516 variables, 1/326 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-31 19:01:31] [INFO ] Deduced a trap composed of 17 places in 61 ms of which 2 ms to minimize.
[2024-05-31 19:01:31] [INFO ] Deduced a trap composed of 18 places in 61 ms of which 2 ms to minimize.
[2024-05-31 19:01:31] [INFO ] Deduced a trap composed of 19 places in 44 ms of which 1 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/516 variables, 3/329 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/516 variables, 0/329 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 50/566 variables, 50/379 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/566 variables, 0/379 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/566 variables, 0/379 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 566/566 variables, and 379 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: 312/312 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 4/4 constraints]
After SMT, in 731ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 32090 steps, including 112 resets, run visited all 1 properties in 72 ms. (steps per millisecond=445 )
Parikh walk visited 1 properties in 72 ms.
RANDOM walk for 40000 steps (538 resets) in 116 ms. (341 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (91 resets) in 44 ms. (888 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1649810 steps, run timeout after 3001 ms. (steps per millisecond=549 ) properties seen :0 out of 1
Probabilistic random walk after 1649810 steps, saw 231365 distinct states, run finished after 3001 ms. (steps per millisecond=549 ) properties seen :0
[2024-05-31 19:01:34] [INFO ] Invariant cache hit.
[2024-05-31 19:01:34] [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) 183/184 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/184 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/244 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/244 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/262 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/262 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 254/516 variables, 262/322 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/516 variables, 2/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/516 variables, 0/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 50/566 variables, 50/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/566 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/566 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 566/566 variables, and 374 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: 312/312 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) 183/184 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/184 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/244 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-31 19:01:35] [INFO ] Deduced a trap composed of 15 places in 42 ms of which 0 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/244 variables, 1/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/244 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 18/262 variables, 17/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/262 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 254/516 variables, 262/323 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/516 variables, 2/325 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/516 variables, 1/326 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-31 19:01:35] [INFO ] Deduced a trap composed of 17 places in 45 ms of which 1 ms to minimize.
[2024-05-31 19:01:35] [INFO ] Deduced a trap composed of 19 places in 40 ms of which 1 ms to minimize.
[2024-05-31 19:01:35] [INFO ] Deduced a trap composed of 18 places in 38 ms of which 1 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/516 variables, 3/329 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/516 variables, 0/329 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 50/566 variables, 50/379 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/566 variables, 0/379 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/566 variables, 0/379 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 566/566 variables, and 379 constraints, problems are : Problem set: 0 solved, 1 unsolved in 434 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 312/312 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 4/4 constraints]
After SMT, in 664ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 3801 steps, including 10 resets, run visited all 1 properties in 13 ms. (steps per millisecond=292 )
Parikh walk visited 1 properties in 12 ms.
RANDOM walk for 40000 steps (545 resets) in 111 ms. (357 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (89 resets) in 44 ms. (888 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1743459 steps, run timeout after 3001 ms. (steps per millisecond=580 ) properties seen :0 out of 1
Probabilistic random walk after 1743459 steps, saw 243442 distinct states, run finished after 3001 ms. (steps per millisecond=580 ) properties seen :0
[2024-05-31 19:01:38] [INFO ] Invariant cache hit.
[2024-05-31 19:01:38] [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) 183/184 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/184 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/244 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/244 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/262 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/262 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 254/516 variables, 262/322 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/516 variables, 2/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/516 variables, 0/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 50/566 variables, 50/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/566 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/566 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 566/566 variables, and 374 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: 312/312 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) 183/184 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/184 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/244 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-31 19:01:38] [INFO ] Deduced a trap composed of 15 places in 41 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/244 variables, 1/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/244 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 18/262 variables, 17/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/262 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 254/516 variables, 262/323 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/516 variables, 2/325 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/516 variables, 1/326 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-31 19:01:39] [INFO ] Deduced a trap composed of 17 places in 46 ms of which 1 ms to minimize.
[2024-05-31 19:01:39] [INFO ] Deduced a trap composed of 19 places in 47 ms of which 1 ms to minimize.
[2024-05-31 19:01:39] [INFO ] Deduced a trap composed of 18 places in 40 ms of which 0 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/516 variables, 3/329 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/516 variables, 0/329 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 50/566 variables, 50/379 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/566 variables, 0/379 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/566 variables, 0/379 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 566/566 variables, and 379 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: 312/312 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 4/4 constraints]
After SMT, in 684ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 15459 steps, including 49 resets, run visited all 1 properties in 39 ms. (steps per millisecond=396 )
Parikh walk visited 1 properties in 38 ms.
RANDOM walk for 40000 steps (518 resets) in 125 ms. (317 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 1663456 steps, run timeout after 3001 ms. (steps per millisecond=554 ) properties seen :0 out of 1
Probabilistic random walk after 1663456 steps, saw 233412 distinct states, run finished after 3001 ms. (steps per millisecond=554 ) properties seen :0
[2024-05-31 19:01:42] [INFO ] Invariant cache hit.
[2024-05-31 19:01:42] [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) 183/184 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/184 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/244 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/244 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/262 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/262 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 254/516 variables, 262/322 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/516 variables, 2/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/516 variables, 0/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 50/566 variables, 50/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/566 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/566 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 566/566 variables, and 374 constraints, problems are : Problem set: 0 solved, 1 unsolved in 205 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 312/312 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) 183/184 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/184 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/244 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-31 19:01:42] [INFO ] Deduced a trap composed of 17 places in 33 ms of which 0 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/244 variables, 1/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/244 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 18/262 variables, 17/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/262 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 254/516 variables, 262/323 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/516 variables, 2/325 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/516 variables, 1/326 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-31 19:01:42] [INFO ] Deduced a trap composed of 19 places in 26 ms of which 1 ms to minimize.
[2024-05-31 19:01:42] [INFO ] Deduced a trap composed of 17 places in 26 ms of which 1 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/516 variables, 2/328 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/516 variables, 0/328 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 50/566 variables, 50/378 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/566 variables, 0/378 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/566 variables, 0/378 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 566/566 variables, and 378 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: 312/312 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 3/3 constraints]
After SMT, in 554ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 20611 steps, including 67 resets, run visited all 1 properties in 49 ms. (steps per millisecond=420 )
Parikh walk visited 1 properties in 48 ms.
RANDOM walk for 40000 steps (543 resets) in 116 ms. (341 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 1726181 steps, run timeout after 3001 ms. (steps per millisecond=575 ) properties seen :0 out of 1
Probabilistic random walk after 1726181 steps, saw 241274 distinct states, run finished after 3001 ms. (steps per millisecond=575 ) properties seen :0
[2024-05-31 19:01:45] [INFO ] Invariant cache hit.
[2024-05-31 19:01:45] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 183/184 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/184 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/244 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/244 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/262 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/262 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 254/516 variables, 262/322 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/516 variables, 2/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/516 variables, 0/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 50/566 variables, 50/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/566 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/566 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 566/566 variables, and 374 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: 312/312 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) 183/184 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/184 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/244 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-31 19:01:46] [INFO ] Deduced a trap composed of 17 places in 46 ms of which 0 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/244 variables, 1/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/244 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 18/262 variables, 17/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/262 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 254/516 variables, 262/323 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/516 variables, 2/325 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/516 variables, 1/326 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/516 variables, 0/326 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 50/566 variables, 50/376 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/566 variables, 0/376 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/566 variables, 0/376 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 566/566 variables, and 376 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: 312/312 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints]
After SMT, in 555ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 558 steps, including 1 resets, run visited all 1 properties in 3 ms. (steps per millisecond=186 )
Parikh walk visited 1 properties in 2 ms.
RANDOM walk for 40000 steps (539 resets) in 110 ms. (360 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (82 resets) in 44 ms. (888 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1664849 steps, run timeout after 3001 ms. (steps per millisecond=554 ) properties seen :0 out of 1
Probabilistic random walk after 1664849 steps, saw 233612 distinct states, run finished after 3001 ms. (steps per millisecond=554 ) properties seen :0
[2024-05-31 19:01:49] [INFO ] Invariant cache hit.
[2024-05-31 19:01:49] [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) 183/184 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/184 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/244 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/244 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/262 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/262 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 254/516 variables, 262/322 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/516 variables, 2/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-31 19:01:49] [INFO ] Deduced a trap composed of 17 places in 51 ms of which 1 ms to minimize.
[2024-05-31 19:01:49] [INFO ] Deduced a trap composed of 19 places in 42 ms of which 1 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/516 variables, 2/326 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/516 variables, 0/326 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 50/566 variables, 50/376 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/566 variables, 0/376 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 0/566 variables, 0/376 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 566/566 variables, and 376 constraints, problems are : Problem set: 0 solved, 1 unsolved in 335 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 312/312 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) 183/184 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/184 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/244 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-31 19:01:49] [INFO ] Deduced a trap composed of 15 places in 44 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/244 variables, 1/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/244 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 18/262 variables, 17/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/262 variables, 2/63 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/262 variables, 0/63 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 254/516 variables, 262/325 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/516 variables, 2/327 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/516 variables, 1/328 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/516 variables, 0/328 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 50/566 variables, 50/378 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/566 variables, 0/378 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/566 variables, 0/378 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 566/566 variables, and 378 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: 312/312 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 3/3 constraints]
After SMT, in 597ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 826 steps, including 2 resets, run visited all 1 properties in 3 ms. (steps per millisecond=275 )
Parikh walk visited 1 properties in 3 ms.
RANDOM walk for 40000 steps (546 resets) in 108 ms. (366 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (96 resets) in 46 ms. (851 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1667217 steps, run timeout after 3001 ms. (steps per millisecond=555 ) properties seen :0 out of 1
Probabilistic random walk after 1667217 steps, saw 233902 distinct states, run finished after 3001 ms. (steps per millisecond=555 ) properties seen :0
[2024-05-31 19:01:53] [INFO ] Invariant cache hit.
[2024-05-31 19:01:53] [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) 183/184 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/184 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/244 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/244 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/262 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/262 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 254/516 variables, 262/322 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/516 variables, 2/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-31 19:01:53] [INFO ] Deduced a trap composed of 17 places in 35 ms of which 1 ms to minimize.
[2024-05-31 19:01:53] [INFO ] Deduced a trap composed of 19 places in 32 ms of which 1 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/516 variables, 2/326 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/516 variables, 0/326 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 50/566 variables, 50/376 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/566 variables, 0/376 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 0/566 variables, 0/376 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 566/566 variables, and 376 constraints, problems are : Problem set: 0 solved, 1 unsolved in 331 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 312/312 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) 183/184 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/184 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/244 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-31 19:01:53] [INFO ] Deduced a trap composed of 15 places in 39 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/244 variables, 1/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/244 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 18/262 variables, 17/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/262 variables, 2/63 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/262 variables, 0/63 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 254/516 variables, 262/325 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/516 variables, 2/327 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/516 variables, 1/328 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/516 variables, 0/328 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 50/566 variables, 50/378 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/566 variables, 0/378 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/566 variables, 0/378 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 566/566 variables, and 378 constraints, problems are : Problem set: 0 solved, 1 unsolved in 297 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 312/312 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 3/3 constraints]
After SMT, in 632ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 463 steps, including 1 resets, run visited all 1 properties in 2 ms. (steps per millisecond=231 )
Parikh walk visited 1 properties in 1 ms.
RANDOM walk for 40000 steps (546 resets) in 111 ms. (357 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (88 resets) in 41 ms. (952 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1643353 steps, run timeout after 3001 ms. (steps per millisecond=547 ) properties seen :0 out of 1
Probabilistic random walk after 1643353 steps, saw 230536 distinct states, run finished after 3001 ms. (steps per millisecond=547 ) properties seen :0
[2024-05-31 19:01:56] [INFO ] Invariant cache hit.
[2024-05-31 19:01:56] [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) 183/184 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/184 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/244 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/244 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/262 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/262 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 254/516 variables, 262/322 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/516 variables, 2/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/516 variables, 0/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 50/566 variables, 50/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/566 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/566 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 566/566 variables, and 374 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: 312/312 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) 183/184 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/184 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/244 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-31 19:01:57] [INFO ] Deduced a trap composed of 15 places in 47 ms of which 0 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/244 variables, 1/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/244 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 18/262 variables, 17/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/262 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 254/516 variables, 262/323 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/516 variables, 2/325 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/516 variables, 1/326 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-31 19:01:57] [INFO ] Deduced a trap composed of 17 places in 49 ms of which 1 ms to minimize.
[2024-05-31 19:01:57] [INFO ] Deduced a trap composed of 19 places in 39 ms of which 0 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/516 variables, 2/328 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/516 variables, 0/328 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 50/566 variables, 50/378 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/566 variables, 0/378 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/566 variables, 0/378 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 566/566 variables, and 378 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: 312/312 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 3/3 constraints]
After SMT, in 706ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 428 steps, including 1 resets, run visited all 1 properties in 2 ms. (steps per millisecond=214 )
Parikh walk visited 1 properties in 3 ms.
RANDOM walk for 40000 steps (548 resets) in 105 ms. (377 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (80 resets) in 43 ms. (909 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1739277 steps, run timeout after 3001 ms. (steps per millisecond=579 ) properties seen :0 out of 1
Probabilistic random walk after 1739277 steps, saw 242722 distinct states, run finished after 3001 ms. (steps per millisecond=579 ) properties seen :0
[2024-05-31 19:02:00] [INFO ] Invariant cache hit.
[2024-05-31 19:02:00] [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) 183/184 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/184 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 60/244 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/244 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 18/262 variables, 17/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/262 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 254/516 variables, 262/322 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/516 variables, 2/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/516 variables, 0/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 50/566 variables, 50/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/566 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/566 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 566/566 variables, and 374 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: 312/312 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) 183/184 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/184 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 60/244 variables, 36/43 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-31 19:02:00] [INFO ] Deduced a trap composed of 15 places in 47 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/244 variables, 1/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/244 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 18/262 variables, 17/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/262 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 254/516 variables, 262/323 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/516 variables, 2/325 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/516 variables, 1/326 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-31 19:02:01] [INFO ] Deduced a trap composed of 9 places in 36 ms of which 1 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/516 variables, 1/327 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/516 variables, 0/327 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 50/566 variables, 50/377 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/566 variables, 0/377 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/566 variables, 0/377 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 566/566 variables, and 377 constraints, problems are : Problem set: 0 solved, 1 unsolved in 335 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 312/312 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 2/2 constraints]
After SMT, in 565ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 382 steps, including 1 resets, run visited all 1 properties in 3 ms. (steps per millisecond=127 )
Parikh walk visited 1 properties in 2 ms.
RANDOM walk for 40000 steps (533 resets) in 112 ms. (353 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (92 resets) in 45 ms. (869 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1651581 steps, run timeout after 3001 ms. (steps per millisecond=550 ) properties seen :0 out of 1
Probabilistic random walk after 1651581 steps, saw 231571 distinct states, run finished after 3001 ms. (steps per millisecond=550 ) properties seen :0
[2024-05-31 19:02:04] [INFO ] Invariant cache hit.
[2024-05-31 19:02:04] [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) 167/168 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/168 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 69/237 variables, 36/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/237 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/262 variables, 23/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-31 19:02:04] [INFO ] Deduced a trap composed of 13 places in 27 ms of which 1 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/262 variables, 1/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/262 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 254/516 variables, 262/323 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (INCLUDED_ONLY) 0/516 variables, 2/325 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/516 variables, 0/325 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 50/566 variables, 50/375 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/566 variables, 0/375 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 0/566 variables, 0/375 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 566/566 variables, and 375 constraints, problems are : Problem set: 0 solved, 1 unsolved in 356 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 312/312 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) 167/168 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/168 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 69/237 variables, 36/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-31 19:02:04] [INFO ] Deduced a trap composed of 8 places in 34 ms of which 0 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/237 variables, 1/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/237 variables, 0/38 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 25/262 variables, 23/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/262 variables, 1/62 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/262 variables, 0/62 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 254/516 variables, 262/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/516 variables, 2/326 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/516 variables, 1/327 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/516 variables, 0/327 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 50/566 variables, 50/377 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/566 variables, 0/377 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/566 variables, 0/377 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 566/566 variables, and 377 constraints, problems are : Problem set: 0 solved, 1 unsolved in 375 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 312/312 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
Parikh walk visited 0 properties in 500 ms.
Support contains 1 out of 312 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 254/254 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 312 transition count 254
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 311 transition count 253
Applied a total of 2 rules in 11 ms. Remains 311 /312 variables (removed 1) and now considering 253/254 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11 ms. Remains : 311/312 places, 253/254 transitions.
RANDOM walk for 40000 steps (534 resets) in 122 ms. (325 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (89 resets) in 40 ms. (975 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1658701 steps, run timeout after 3001 ms. (steps per millisecond=552 ) properties seen :0 out of 1
Probabilistic random walk after 1658701 steps, saw 232717 distinct states, run finished after 3001 ms. (steps per millisecond=552 ) properties seen :0
// Phase 1: matrix 253 rows 311 cols
[2024-05-31 19:02:08] [INFO ] Computed 60 invariants in 7 ms
[2024-05-31 19:02:08] [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) 166/167 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/167 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 40/207 variables, 22/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/207 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 34/241 variables, 23/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/241 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 9/250 variables, 9/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/250 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (OVERLAPS) 200/450 variables, 250/305 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/450 variables, 2/307 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/450 variables, 0/307 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 12/462 variables, 8/315 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/462 variables, 3/318 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/462 variables, 0/318 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 1/463 variables, 1/319 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/463 variables, 1/320 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/463 variables, 0/320 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 52/515 variables, 3/323 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/515 variables, 1/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/515 variables, 0/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 49/564 variables, 49/373 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/564 variables, 0/373 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/564 variables, 0/373 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 564/564 variables, and 373 constraints, problems are : Problem set: 0 solved, 1 unsolved in 263 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 311/311 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) 166/167 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/167 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 40/207 variables, 22/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/207 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 34/241 variables, 23/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/241 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 9/250 variables, 9/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/250 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 200/450 variables, 250/305 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/450 variables, 2/307 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/450 variables, 1/308 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/450 variables, 0/308 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 12/462 variables, 8/316 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/462 variables, 3/319 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/462 variables, 0/319 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 1/463 variables, 1/320 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/463 variables, 1/321 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/463 variables, 0/321 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 52/515 variables, 3/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/515 variables, 1/325 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/515 variables, 0/325 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (OVERLAPS) 49/564 variables, 49/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/564 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (OVERLAPS) 0/564 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 564/564 variables, and 374 constraints, problems are : Problem set: 0 solved, 1 unsolved in 269 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 311/311 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 541ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 451 ms.
Support contains 1 out of 311 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 311/311 places, 253/253 transitions.
Applied a total of 0 rules in 4 ms. Remains 311 /311 variables (removed 0) and now considering 253/253 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4 ms. Remains : 311/311 places, 253/253 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 311/311 places, 253/253 transitions.
Applied a total of 0 rules in 6 ms. Remains 311 /311 variables (removed 0) and now considering 253/253 (removed 0) transitions.
[2024-05-31 19:02:09] [INFO ] Invariant cache hit.
[2024-05-31 19:02:09] [INFO ] Implicit Places using invariants in 152 ms returned []
[2024-05-31 19:02:09] [INFO ] Invariant cache hit.
[2024-05-31 19:02:09] [INFO ] State equation strengthened by 2 read => feed constraints.
[2024-05-31 19:02:10] [INFO ] Implicit Places using invariants and state equation in 383 ms returned []
Implicit Place search using SMT with State Equation took 545 ms to find 0 implicit places.
[2024-05-31 19:02:10] [INFO ] Redundant transitions in 2 ms returned []
Running 250 sub problems to find dead transitions.
[2024-05-31 19:02:10] [INFO ] Invariant cache hit.
[2024-05-31 19:02:10] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/308 variables, 36/36 constraints. Problems are: Problem set: 0 solved, 250 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/308 variables, 17/53 constraints. Problems are: Problem set: 0 solved, 250 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/308 variables, 0/53 constraints. Problems are: Problem set: 0 solved, 250 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 2/310 variables, 7/60 constraints. Problems are: Problem set: 0 solved, 250 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/310 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 250 unsolved
At refinement iteration 5 (OVERLAPS) 253/563 variables, 310/370 constraints. Problems are: Problem set: 0 solved, 250 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/563 variables, 2/372 constraints. Problems are: Problem set: 0 solved, 250 unsolved
[2024-05-31 19:02:15] [INFO ] Deduced a trap composed of 10 places in 74 ms of which 1 ms to minimize.
[2024-05-31 19:02:15] [INFO ] Deduced a trap composed of 18 places in 60 ms of which 2 ms to minimize.
[2024-05-31 19:02:16] [INFO ] Deduced a trap composed of 16 places in 46 ms of which 1 ms to minimize.
[2024-05-31 19:02:16] [INFO ] Deduced a trap composed of 16 places in 49 ms of which 1 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/563 variables, 4/376 constraints. Problems are: Problem set: 0 solved, 250 unsolved
[2024-05-31 19:02:18] [INFO ] Deduced a trap composed of 15 places in 54 ms of which 1 ms to minimize.
[2024-05-31 19:02:18] [INFO ] Deduced a trap composed of 12 places in 39 ms of which 1 ms to minimize.
[2024-05-31 19:02:18] [INFO ] Deduced a trap composed of 11 places in 32 ms of which 1 ms to minimize.
[2024-05-31 19:02:19] [INFO ] Deduced a trap composed of 8 places in 66 ms of which 1 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/563 variables, 4/380 constraints. Problems are: Problem set: 0 solved, 250 unsolved
[2024-05-31 19:02:22] [INFO ] Deduced a trap composed of 7 places in 61 ms of which 1 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/563 variables, 1/381 constraints. Problems are: Problem set: 0 solved, 250 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/563 variables, 0/381 constraints. Problems are: Problem set: 0 solved, 250 unsolved
At refinement iteration 11 (OVERLAPS) 1/564 variables, 1/382 constraints. Problems are: Problem set: 0 solved, 250 unsolved
[2024-05-31 19:02:27] [INFO ] Deduced a trap composed of 6 places in 37 ms of which 1 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/564 variables, 1/383 constraints. Problems are: Problem set: 0 solved, 250 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/564 variables, 0/383 constraints. Problems are: Problem set: 0 solved, 250 unsolved
[2024-05-31 19:02:34] [INFO ] Deduced a trap composed of 17 places in 64 ms of which 1 ms to minimize.
At refinement iteration 14 (OVERLAPS) 0/564 variables, 1/384 constraints. Problems are: Problem set: 0 solved, 250 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/564 variables, 0/384 constraints. Problems are: Problem set: 0 solved, 250 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 564/564 variables, and 384 constraints, problems are : Problem set: 0 solved, 250 unsolved in 30012 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 311/311 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 250/250 constraints, Known Traps: 11/11 constraints]
Escalating to Integer solving :Problem set: 0 solved, 250 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/308 variables, 36/36 constraints. Problems are: Problem set: 0 solved, 250 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/308 variables, 17/53 constraints. Problems are: Problem set: 0 solved, 250 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/308 variables, 10/63 constraints. Problems are: Problem set: 0 solved, 250 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/308 variables, 0/63 constraints. Problems are: Problem set: 0 solved, 250 unsolved
At refinement iteration 4 (OVERLAPS) 2/310 variables, 7/70 constraints. Problems are: Problem set: 0 solved, 250 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/310 variables, 1/71 constraints. Problems are: Problem set: 0 solved, 250 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/310 variables, 0/71 constraints. Problems are: Problem set: 0 solved, 250 unsolved
At refinement iteration 7 (OVERLAPS) 253/563 variables, 310/381 constraints. Problems are: Problem set: 0 solved, 250 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/563 variables, 2/383 constraints. Problems are: Problem set: 0 solved, 250 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/563 variables, 250/633 constraints. Problems are: Problem set: 0 solved, 250 unsolved
[2024-05-31 19:02:57] [INFO ] Deduced a trap composed of 8 places in 55 ms of which 1 ms to minimize.
[2024-05-31 19:02:57] [INFO ] Deduced a trap composed of 7 places in 59 ms of which 1 ms to minimize.
[2024-05-31 19:02:58] [INFO ] Deduced a trap composed of 14 places in 65 ms of which 1 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 563/564 variables, and 636 constraints, problems are : Problem set: 0 solved, 250 unsolved in 30015 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 310/311 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 250/250 constraints, Known Traps: 14/14 constraints]
After SMT, in 60171ms problems are : Problem set: 0 solved, 250 unsolved
Search for dead transitions found 0 dead transitions in 60176ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 60733 ms. Remains : 311/311 places, 253/253 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 311 transition count 253
Applied a total of 1 rules in 8 ms. Remains 311 /311 variables (removed 0) and now considering 253/253 (removed 0) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 253 rows 311 cols
[2024-05-31 19:03:10] [INFO ] Computed 60 invariants in 6 ms
[2024-05-31 19:03:10] [INFO ] [Real]Absence check using 36 positive place invariants in 4 ms returned sat
[2024-05-31 19:03:10] [INFO ] [Real]Absence check using 36 positive and 24 generalized place invariants in 13 ms returned sat
[2024-05-31 19:03:10] [INFO ] After 64ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-31 19:03:10] [INFO ] [Nat]Absence check using 36 positive place invariants in 4 ms returned sat
[2024-05-31 19:03:10] [INFO ] [Nat]Absence check using 36 positive and 24 generalized place invariants in 14 ms returned sat
[2024-05-31 19:03:10] [INFO ] After 93ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2024-05-31 19:03:10] [INFO ] After 112ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2024-05-31 19:03:10] [INFO ] After 191ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Over-approximation ignoring read arcs solved 0 properties in 273 ms.
RANDOM walk for 4 steps (0 resets) in 4 ms. (0 steps per ms) remains 0/1 properties
RANDOM walk for 40000 steps (537 resets) in 142 ms. (279 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40002 steps (85 resets) in 64 ms. (615 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1635360 steps, run timeout after 3001 ms. (steps per millisecond=544 ) properties seen :0 out of 1
Probabilistic random walk after 1635360 steps, saw 229469 distinct states, run finished after 3001 ms. (steps per millisecond=544 ) properties seen :0
// Phase 1: matrix 254 rows 312 cols
[2024-05-31 19:03:13] [INFO ] Computed 60 invariants in 7 ms
[2024-05-31 19:03:13] [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) 167/168 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/168 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 69/237 variables, 36/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/237 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/262 variables, 23/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/262 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 254/516 variables, 262/322 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/516 variables, 2/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/516 variables, 0/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 50/566 variables, 50/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/566 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/566 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 566/566 variables, and 374 constraints, problems are : Problem set: 0 solved, 1 unsolved in 346 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 312/312 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) 167/168 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/168 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 69/237 variables, 36/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/237 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/262 variables, 23/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/262 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 254/516 variables, 262/322 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/516 variables, 2/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/516 variables, 1/325 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/516 variables, 0/325 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 50/566 variables, 50/375 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/566 variables, 0/375 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 0/566 variables, 0/375 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 566/566 variables, and 375 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: 312/312 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 592ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 470 ms.
Support contains 1 out of 312 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 254/254 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 312 transition count 254
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 311 transition count 253
Applied a total of 2 rules in 11 ms. Remains 311 /312 variables (removed 1) and now considering 253/254 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 12 ms. Remains : 311/312 places, 253/254 transitions.
RANDOM walk for 40000 steps (530 resets) in 107 ms. (370 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (91 resets) in 44 ms. (888 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1653619 steps, run timeout after 3001 ms. (steps per millisecond=551 ) properties seen :0 out of 1
Probabilistic random walk after 1653619 steps, saw 231959 distinct states, run finished after 3001 ms. (steps per millisecond=551 ) properties seen :0
// Phase 1: matrix 253 rows 311 cols
[2024-05-31 19:03:17] [INFO ] Computed 60 invariants in 7 ms
[2024-05-31 19:03:17] [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) 166/167 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/167 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 40/207 variables, 22/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/207 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 34/241 variables, 23/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/241 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 9/250 variables, 9/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/250 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (OVERLAPS) 200/450 variables, 250/305 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/450 variables, 2/307 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/450 variables, 0/307 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 12/462 variables, 8/315 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/462 variables, 3/318 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/462 variables, 0/318 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 1/463 variables, 1/319 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/463 variables, 1/320 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/463 variables, 0/320 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 52/515 variables, 3/323 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/515 variables, 1/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/515 variables, 0/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 49/564 variables, 49/373 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/564 variables, 0/373 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/564 variables, 0/373 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 564/564 variables, and 373 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: 311/311 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) 166/167 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/167 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 40/207 variables, 22/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/207 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 34/241 variables, 23/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/241 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 9/250 variables, 9/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/250 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 200/450 variables, 250/305 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/450 variables, 2/307 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/450 variables, 1/308 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/450 variables, 0/308 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 12/462 variables, 8/316 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/462 variables, 3/319 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/462 variables, 0/319 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 1/463 variables, 1/320 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/463 variables, 1/321 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/463 variables, 0/321 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 52/515 variables, 3/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/515 variables, 1/325 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/515 variables, 0/325 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (OVERLAPS) 49/564 variables, 49/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/564 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (OVERLAPS) 0/564 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 564/564 variables, and 374 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: 311/311 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 545ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 445 ms.
Support contains 1 out of 311 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 311/311 places, 253/253 transitions.
Applied a total of 0 rules in 6 ms. Remains 311 /311 variables (removed 0) and now considering 253/253 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 6 ms. Remains : 311/311 places, 253/253 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 311/311 places, 253/253 transitions.
Applied a total of 0 rules in 13 ms. Remains 311 /311 variables (removed 0) and now considering 253/253 (removed 0) transitions.
[2024-05-31 19:03:18] [INFO ] Invariant cache hit.
[2024-05-31 19:03:18] [INFO ] Implicit Places using invariants in 153 ms returned []
[2024-05-31 19:03:18] [INFO ] Invariant cache hit.
[2024-05-31 19:03:19] [INFO ] State equation strengthened by 2 read => feed constraints.
[2024-05-31 19:03:19] [INFO ] Implicit Places using invariants and state equation in 372 ms returned []
Implicit Place search using SMT with State Equation took 525 ms to find 0 implicit places.
[2024-05-31 19:03:19] [INFO ] Redundant transitions in 2 ms returned []
Running 250 sub problems to find dead transitions.
[2024-05-31 19:03:19] [INFO ] Invariant cache hit.
[2024-05-31 19:03:19] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/308 variables, 36/36 constraints. Problems are: Problem set: 0 solved, 250 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/308 variables, 17/53 constraints. Problems are: Problem set: 0 solved, 250 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/308 variables, 0/53 constraints. Problems are: Problem set: 0 solved, 250 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 2/310 variables, 7/60 constraints. Problems are: Problem set: 0 solved, 250 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/310 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 250 unsolved
At refinement iteration 5 (OVERLAPS) 253/563 variables, 310/370 constraints. Problems are: Problem set: 0 solved, 250 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/563 variables, 2/372 constraints. Problems are: Problem set: 0 solved, 250 unsolved
[2024-05-31 19:03:25] [INFO ] Deduced a trap composed of 10 places in 71 ms of which 2 ms to minimize.
[2024-05-31 19:03:25] [INFO ] Deduced a trap composed of 18 places in 70 ms of which 1 ms to minimize.
[2024-05-31 19:03:25] [INFO ] Deduced a trap composed of 16 places in 59 ms of which 1 ms to minimize.
[2024-05-31 19:03:25] [INFO ] Deduced a trap composed of 16 places in 54 ms of which 1 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/563 variables, 4/376 constraints. Problems are: Problem set: 0 solved, 250 unsolved
[2024-05-31 19:03:27] [INFO ] Deduced a trap composed of 15 places in 56 ms of which 1 ms to minimize.
[2024-05-31 19:03:28] [INFO ] Deduced a trap composed of 12 places in 43 ms of which 1 ms to minimize.
[2024-05-31 19:03:28] [INFO ] Deduced a trap composed of 11 places in 34 ms of which 1 ms to minimize.
[2024-05-31 19:03:28] [INFO ] Deduced a trap composed of 8 places in 74 ms of which 1 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/563 variables, 4/380 constraints. Problems are: Problem set: 0 solved, 250 unsolved
[2024-05-31 19:03:31] [INFO ] Deduced a trap composed of 7 places in 61 ms of which 1 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/563 variables, 1/381 constraints. Problems are: Problem set: 0 solved, 250 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/563 variables, 0/381 constraints. Problems are: Problem set: 0 solved, 250 unsolved
At refinement iteration 11 (OVERLAPS) 1/564 variables, 1/382 constraints. Problems are: Problem set: 0 solved, 250 unsolved
[2024-05-31 19:03:36] [INFO ] Deduced a trap composed of 6 places in 26 ms of which 1 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/564 variables, 1/383 constraints. Problems are: Problem set: 0 solved, 250 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/564 variables, 0/383 constraints. Problems are: Problem set: 0 solved, 250 unsolved
[2024-05-31 19:03:43] [INFO ] Deduced a trap composed of 17 places in 69 ms of which 1 ms to minimize.
At refinement iteration 14 (OVERLAPS) 0/564 variables, 1/384 constraints. Problems are: Problem set: 0 solved, 250 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/564 variables, 0/384 constraints. Problems are: Problem set: 0 solved, 250 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 564/564 variables, and 384 constraints, problems are : Problem set: 0 solved, 250 unsolved in 30013 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 311/311 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 250/250 constraints, Known Traps: 11/11 constraints]
Escalating to Integer solving :Problem set: 0 solved, 250 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/308 variables, 36/36 constraints. Problems are: Problem set: 0 solved, 250 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/308 variables, 17/53 constraints. Problems are: Problem set: 0 solved, 250 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/308 variables, 10/63 constraints. Problems are: Problem set: 0 solved, 250 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/308 variables, 0/63 constraints. Problems are: Problem set: 0 solved, 250 unsolved
At refinement iteration 4 (OVERLAPS) 2/310 variables, 7/70 constraints. Problems are: Problem set: 0 solved, 250 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/310 variables, 1/71 constraints. Problems are: Problem set: 0 solved, 250 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/310 variables, 0/71 constraints. Problems are: Problem set: 0 solved, 250 unsolved
At refinement iteration 7 (OVERLAPS) 253/563 variables, 310/381 constraints. Problems are: Problem set: 0 solved, 250 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/563 variables, 2/383 constraints. Problems are: Problem set: 0 solved, 250 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/563 variables, 250/633 constraints. Problems are: Problem set: 0 solved, 250 unsolved
[2024-05-31 19:04:06] [INFO ] Deduced a trap composed of 8 places in 57 ms of which 1 ms to minimize.
[2024-05-31 19:04:07] [INFO ] Deduced a trap composed of 7 places in 58 ms of which 2 ms to minimize.
[2024-05-31 19:04:07] [INFO ] Deduced a trap composed of 14 places in 70 ms of which 2 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 563/564 variables, and 636 constraints, problems are : Problem set: 0 solved, 250 unsolved in 30021 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 310/311 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 250/250 constraints, Known Traps: 14/14 constraints]
After SMT, in 60183ms problems are : Problem set: 0 solved, 250 unsolved
Search for dead transitions found 0 dead transitions in 60187ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 60732 ms. Remains : 311/311 places, 253/253 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 311 transition count 253
Applied a total of 1 rules in 7 ms. Remains 311 /311 variables (removed 0) and now considering 253/253 (removed 0) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 253 rows 311 cols
[2024-05-31 19:04:19] [INFO ] Computed 60 invariants in 8 ms
[2024-05-31 19:04:19] [INFO ] [Real]Absence check using 36 positive place invariants in 5 ms returned sat
[2024-05-31 19:04:19] [INFO ] [Real]Absence check using 36 positive and 24 generalized place invariants in 13 ms returned sat
[2024-05-31 19:04:19] [INFO ] After 70ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-31 19:04:19] [INFO ] [Nat]Absence check using 36 positive place invariants in 4 ms returned sat
[2024-05-31 19:04:19] [INFO ] [Nat]Absence check using 36 positive and 24 generalized place invariants in 13 ms returned sat
[2024-05-31 19:04:19] [INFO ] After 99ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2024-05-31 19:04:19] [INFO ] After 117ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2024-05-31 19:04:19] [INFO ] After 198ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Over-approximation ignoring read arcs solved 0 properties in 287 ms.
RANDOM walk for 40000 steps (537 resets) in 116 ms. (341 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 1678410 steps, run timeout after 3001 ms. (steps per millisecond=559 ) properties seen :0 out of 1
Probabilistic random walk after 1678410 steps, saw 235383 distinct states, run finished after 3001 ms. (steps per millisecond=559 ) properties seen :0
// Phase 1: matrix 254 rows 312 cols
[2024-05-31 19:04:22] [INFO ] Computed 60 invariants in 7 ms
[2024-05-31 19:04:22] [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) 167/168 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/168 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 69/237 variables, 36/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/237 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/262 variables, 23/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/262 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 254/516 variables, 262/322 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/516 variables, 2/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/516 variables, 0/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 50/566 variables, 50/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/566 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/566 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 566/566 variables, and 374 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: 312/312 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) 167/168 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/168 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 69/237 variables, 36/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/237 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/262 variables, 23/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/262 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 254/516 variables, 262/322 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/516 variables, 2/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/516 variables, 1/325 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/516 variables, 0/325 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 50/566 variables, 50/375 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/566 variables, 0/375 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 0/566 variables, 0/375 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 566/566 variables, and 375 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: 312/312 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 488ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 448 ms.
Support contains 1 out of 312 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 254/254 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 312 transition count 254
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 311 transition count 253
Applied a total of 2 rules in 10 ms. Remains 311 /312 variables (removed 1) and now considering 253/254 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11 ms. Remains : 311/312 places, 253/254 transitions.
RANDOM walk for 40000 steps (543 resets) in 117 ms. (338 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (94 resets) in 45 ms. (869 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1665563 steps, run timeout after 3001 ms. (steps per millisecond=555 ) properties seen :0 out of 1
Probabilistic random walk after 1665563 steps, saw 233693 distinct states, run finished after 3001 ms. (steps per millisecond=555 ) properties seen :0
// Phase 1: matrix 253 rows 311 cols
[2024-05-31 19:04:26] [INFO ] Computed 60 invariants in 7 ms
[2024-05-31 19:04:26] [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) 166/167 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/167 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 40/207 variables, 22/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/207 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 34/241 variables, 23/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/241 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 9/250 variables, 9/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/250 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 200/450 variables, 250/305 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/450 variables, 2/307 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/450 variables, 0/307 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 12/462 variables, 8/315 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/462 variables, 3/318 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/462 variables, 0/318 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 1/463 variables, 1/319 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/463 variables, 1/320 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/463 variables, 0/320 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 52/515 variables, 3/323 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/515 variables, 1/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/515 variables, 0/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 49/564 variables, 49/373 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/564 variables, 0/373 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/564 variables, 0/373 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 564/564 variables, and 373 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: 311/311 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) 166/167 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/167 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 40/207 variables, 22/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/207 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 34/241 variables, 23/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/241 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 9/250 variables, 9/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/250 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 200/450 variables, 250/305 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/450 variables, 2/307 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/450 variables, 1/308 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/450 variables, 0/308 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 12/462 variables, 8/316 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/462 variables, 3/319 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/462 variables, 0/319 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 1/463 variables, 1/320 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/463 variables, 1/321 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/463 variables, 0/321 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 52/515 variables, 3/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/515 variables, 1/325 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/515 variables, 0/325 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (OVERLAPS) 49/564 variables, 49/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/564 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (OVERLAPS) 0/564 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 564/564 variables, and 374 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: 311/311 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 529ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 428 ms.
Support contains 1 out of 311 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 311/311 places, 253/253 transitions.
Applied a total of 0 rules in 4 ms. Remains 311 /311 variables (removed 0) and now considering 253/253 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4 ms. Remains : 311/311 places, 253/253 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 311/311 places, 253/253 transitions.
Applied a total of 0 rules in 3 ms. Remains 311 /311 variables (removed 0) and now considering 253/253 (removed 0) transitions.
[2024-05-31 19:04:27] [INFO ] Invariant cache hit.
[2024-05-31 19:04:27] [INFO ] Implicit Places using invariants in 174 ms returned []
[2024-05-31 19:04:27] [INFO ] Invariant cache hit.
[2024-05-31 19:04:28] [INFO ] State equation strengthened by 2 read => feed constraints.
[2024-05-31 19:04:28] [INFO ] Implicit Places using invariants and state equation in 390 ms returned []
Implicit Place search using SMT with State Equation took 566 ms to find 0 implicit places.
[2024-05-31 19:04:28] [INFO ] Redundant transitions in 1 ms returned []
Running 250 sub problems to find dead transitions.
[2024-05-31 19:04:28] [INFO ] Invariant cache hit.
[2024-05-31 19:04:28] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/308 variables, 36/36 constraints. Problems are: Problem set: 0 solved, 250 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/308 variables, 17/53 constraints. Problems are: Problem set: 0 solved, 250 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/308 variables, 0/53 constraints. Problems are: Problem set: 0 solved, 250 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 2/310 variables, 7/60 constraints. Problems are: Problem set: 0 solved, 250 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/310 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 250 unsolved
At refinement iteration 5 (OVERLAPS) 253/563 variables, 310/370 constraints. Problems are: Problem set: 0 solved, 250 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/563 variables, 2/372 constraints. Problems are: Problem set: 0 solved, 250 unsolved
[2024-05-31 19:04:34] [INFO ] Deduced a trap composed of 10 places in 79 ms of which 1 ms to minimize.
[2024-05-31 19:04:34] [INFO ] Deduced a trap composed of 18 places in 69 ms of which 1 ms to minimize.
[2024-05-31 19:04:34] [INFO ] Deduced a trap composed of 16 places in 60 ms of which 1 ms to minimize.
[2024-05-31 19:04:34] [INFO ] Deduced a trap composed of 16 places in 59 ms of which 1 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/563 variables, 4/376 constraints. Problems are: Problem set: 0 solved, 250 unsolved
[2024-05-31 19:04:36] [INFO ] Deduced a trap composed of 15 places in 51 ms of which 1 ms to minimize.
[2024-05-31 19:04:37] [INFO ] Deduced a trap composed of 12 places in 37 ms of which 0 ms to minimize.
[2024-05-31 19:04:37] [INFO ] Deduced a trap composed of 11 places in 34 ms of which 1 ms to minimize.
[2024-05-31 19:04:37] [INFO ] Deduced a trap composed of 8 places in 67 ms of which 1 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/563 variables, 4/380 constraints. Problems are: Problem set: 0 solved, 250 unsolved
[2024-05-31 19:04:40] [INFO ] Deduced a trap composed of 7 places in 65 ms of which 1 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/563 variables, 1/381 constraints. Problems are: Problem set: 0 solved, 250 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/563 variables, 0/381 constraints. Problems are: Problem set: 0 solved, 250 unsolved
At refinement iteration 11 (OVERLAPS) 1/564 variables, 1/382 constraints. Problems are: Problem set: 0 solved, 250 unsolved
[2024-05-31 19:04:45] [INFO ] Deduced a trap composed of 6 places in 40 ms of which 3 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/564 variables, 1/383 constraints. Problems are: Problem set: 0 solved, 250 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/564 variables, 0/383 constraints. Problems are: Problem set: 0 solved, 250 unsolved
[2024-05-31 19:04:52] [INFO ] Deduced a trap composed of 17 places in 62 ms of which 1 ms to minimize.
At refinement iteration 14 (OVERLAPS) 0/564 variables, 1/384 constraints. Problems are: Problem set: 0 solved, 250 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/564 variables, 0/384 constraints. Problems are: Problem set: 0 solved, 250 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 564/564 variables, and 384 constraints, problems are : Problem set: 0 solved, 250 unsolved in 30009 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 311/311 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 250/250 constraints, Known Traps: 11/11 constraints]
Escalating to Integer solving :Problem set: 0 solved, 250 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/308 variables, 36/36 constraints. Problems are: Problem set: 0 solved, 250 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/308 variables, 17/53 constraints. Problems are: Problem set: 0 solved, 250 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/308 variables, 10/63 constraints. Problems are: Problem set: 0 solved, 250 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/308 variables, 0/63 constraints. Problems are: Problem set: 0 solved, 250 unsolved
At refinement iteration 4 (OVERLAPS) 2/310 variables, 7/70 constraints. Problems are: Problem set: 0 solved, 250 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/310 variables, 1/71 constraints. Problems are: Problem set: 0 solved, 250 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/310 variables, 0/71 constraints. Problems are: Problem set: 0 solved, 250 unsolved
At refinement iteration 7 (OVERLAPS) 253/563 variables, 310/381 constraints. Problems are: Problem set: 0 solved, 250 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/563 variables, 2/383 constraints. Problems are: Problem set: 0 solved, 250 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/563 variables, 250/633 constraints. Problems are: Problem set: 0 solved, 250 unsolved
[2024-05-31 19:05:15] [INFO ] Deduced a trap composed of 8 places in 56 ms of which 1 ms to minimize.
[2024-05-31 19:05:15] [INFO ] Deduced a trap composed of 7 places in 58 ms of which 1 ms to minimize.
[2024-05-31 19:05:16] [INFO ] Deduced a trap composed of 14 places in 69 ms of which 2 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 563/564 variables, and 636 constraints, problems are : Problem set: 0 solved, 250 unsolved in 30019 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 310/311 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 250/250 constraints, Known Traps: 14/14 constraints]
After SMT, in 60181ms problems are : Problem set: 0 solved, 250 unsolved
Search for dead transitions found 0 dead transitions in 60185ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 60766 ms. Remains : 311/311 places, 253/253 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 311 transition count 253
Applied a total of 1 rules in 8 ms. Remains 311 /311 variables (removed 0) and now considering 253/253 (removed 0) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 253 rows 311 cols
[2024-05-31 19:05:28] [INFO ] Computed 60 invariants in 6 ms
[2024-05-31 19:05:28] [INFO ] [Real]Absence check using 36 positive place invariants in 4 ms returned sat
[2024-05-31 19:05:28] [INFO ] [Real]Absence check using 36 positive and 24 generalized place invariants in 13 ms returned sat
[2024-05-31 19:05:28] [INFO ] After 73ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-31 19:05:28] [INFO ] [Nat]Absence check using 36 positive place invariants in 4 ms returned sat
[2024-05-31 19:05:28] [INFO ] [Nat]Absence check using 36 positive and 24 generalized place invariants in 13 ms returned sat
[2024-05-31 19:05:28] [INFO ] After 94ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2024-05-31 19:05:28] [INFO ] After 123ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2024-05-31 19:05:28] [INFO ] After 202ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Over-approximation ignoring read arcs solved 0 properties in 292 ms.
RANDOM walk for 40000 steps (533 resets) in 109 ms. (363 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (79 resets) in 46 ms. (851 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1695097 steps, run timeout after 3001 ms. (steps per millisecond=564 ) properties seen :0 out of 1
Probabilistic random walk after 1695097 steps, saw 237599 distinct states, run finished after 3001 ms. (steps per millisecond=564 ) properties seen :0
// Phase 1: matrix 254 rows 312 cols
[2024-05-31 19:05:31] [INFO ] Computed 60 invariants in 7 ms
[2024-05-31 19:05:31] [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) 167/168 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/168 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 69/237 variables, 36/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/237 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/262 variables, 23/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/262 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 254/516 variables, 262/322 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/516 variables, 2/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/516 variables, 0/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 50/566 variables, 50/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/566 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/566 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 566/566 variables, and 374 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: 312/312 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) 167/168 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/168 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 69/237 variables, 36/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/237 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/262 variables, 23/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/262 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 254/516 variables, 262/322 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/516 variables, 2/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/516 variables, 1/325 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/516 variables, 0/325 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 50/566 variables, 50/375 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/566 variables, 0/375 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 0/566 variables, 0/375 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 566/566 variables, and 375 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: 312/312 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 476ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 441 ms.
Support contains 1 out of 312 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 254/254 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 312 transition count 254
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 311 transition count 253
Applied a total of 2 rules in 13 ms. Remains 311 /312 variables (removed 1) and now considering 253/254 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 13 ms. Remains : 311/312 places, 253/254 transitions.
RANDOM walk for 40000 steps (536 resets) in 111 ms. (357 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (97 resets) in 40 ms. (975 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1667003 steps, run timeout after 3001 ms. (steps per millisecond=555 ) properties seen :0 out of 1
Probabilistic random walk after 1667003 steps, saw 233877 distinct states, run finished after 3001 ms. (steps per millisecond=555 ) properties seen :0
// Phase 1: matrix 253 rows 311 cols
[2024-05-31 19:05:35] [INFO ] Computed 60 invariants in 8 ms
[2024-05-31 19:05:35] [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) 166/167 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/167 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 40/207 variables, 22/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/207 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 34/241 variables, 23/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/241 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 9/250 variables, 9/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/250 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 200/450 variables, 250/305 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/450 variables, 2/307 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/450 variables, 0/307 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 12/462 variables, 8/315 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/462 variables, 3/318 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/462 variables, 0/318 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 1/463 variables, 1/319 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/463 variables, 1/320 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/463 variables, 0/320 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 52/515 variables, 3/323 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/515 variables, 1/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/515 variables, 0/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 49/564 variables, 49/373 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/564 variables, 0/373 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/564 variables, 0/373 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 564/564 variables, and 373 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: 311/311 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) 166/167 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/167 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 40/207 variables, 22/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/207 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 34/241 variables, 23/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/241 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 9/250 variables, 9/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/250 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 200/450 variables, 250/305 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/450 variables, 2/307 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/450 variables, 1/308 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/450 variables, 0/308 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 12/462 variables, 8/316 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/462 variables, 3/319 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/462 variables, 0/319 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 1/463 variables, 1/320 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/463 variables, 1/321 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/463 variables, 0/321 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 52/515 variables, 3/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/515 variables, 1/325 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/515 variables, 0/325 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (OVERLAPS) 49/564 variables, 49/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/564 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (OVERLAPS) 0/564 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 564/564 variables, and 374 constraints, problems are : Problem set: 0 solved, 1 unsolved in 282 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 311/311 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 554ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 427 ms.
Support contains 1 out of 311 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 311/311 places, 253/253 transitions.
Applied a total of 0 rules in 4 ms. Remains 311 /311 variables (removed 0) and now considering 253/253 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4 ms. Remains : 311/311 places, 253/253 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 311/311 places, 253/253 transitions.
Applied a total of 0 rules in 4 ms. Remains 311 /311 variables (removed 0) and now considering 253/253 (removed 0) transitions.
[2024-05-31 19:05:36] [INFO ] Invariant cache hit.
[2024-05-31 19:05:37] [INFO ] Implicit Places using invariants in 163 ms returned []
[2024-05-31 19:05:37] [INFO ] Invariant cache hit.
[2024-05-31 19:05:37] [INFO ] State equation strengthened by 2 read => feed constraints.
[2024-05-31 19:05:37] [INFO ] Implicit Places using invariants and state equation in 373 ms returned []
Implicit Place search using SMT with State Equation took 541 ms to find 0 implicit places.
[2024-05-31 19:05:37] [INFO ] Redundant transitions in 2 ms returned []
Running 250 sub problems to find dead transitions.
[2024-05-31 19:05:37] [INFO ] Invariant cache hit.
[2024-05-31 19:05:37] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/308 variables, 36/36 constraints. Problems are: Problem set: 0 solved, 250 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/308 variables, 17/53 constraints. Problems are: Problem set: 0 solved, 250 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/308 variables, 0/53 constraints. Problems are: Problem set: 0 solved, 250 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 2/310 variables, 7/60 constraints. Problems are: Problem set: 0 solved, 250 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/310 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 250 unsolved
At refinement iteration 5 (OVERLAPS) 253/563 variables, 310/370 constraints. Problems are: Problem set: 0 solved, 250 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/563 variables, 2/372 constraints. Problems are: Problem set: 0 solved, 250 unsolved
[2024-05-31 19:05:43] [INFO ] Deduced a trap composed of 10 places in 74 ms of which 1 ms to minimize.
[2024-05-31 19:05:43] [INFO ] Deduced a trap composed of 18 places in 66 ms of which 2 ms to minimize.
[2024-05-31 19:05:43] [INFO ] Deduced a trap composed of 16 places in 47 ms of which 1 ms to minimize.
[2024-05-31 19:05:43] [INFO ] Deduced a trap composed of 16 places in 50 ms of which 1 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/563 variables, 4/376 constraints. Problems are: Problem set: 0 solved, 250 unsolved
[2024-05-31 19:05:46] [INFO ] Deduced a trap composed of 15 places in 57 ms of which 1 ms to minimize.
[2024-05-31 19:05:46] [INFO ] Deduced a trap composed of 12 places in 32 ms of which 1 ms to minimize.
[2024-05-31 19:05:46] [INFO ] Deduced a trap composed of 11 places in 34 ms of which 0 ms to minimize.
[2024-05-31 19:05:46] [INFO ] Deduced a trap composed of 8 places in 58 ms of which 1 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/563 variables, 4/380 constraints. Problems are: Problem set: 0 solved, 250 unsolved
[2024-05-31 19:05:49] [INFO ] Deduced a trap composed of 7 places in 55 ms of which 1 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/563 variables, 1/381 constraints. Problems are: Problem set: 0 solved, 250 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/563 variables, 0/381 constraints. Problems are: Problem set: 0 solved, 250 unsolved
At refinement iteration 11 (OVERLAPS) 1/564 variables, 1/382 constraints. Problems are: Problem set: 0 solved, 250 unsolved
[2024-05-31 19:05:54] [INFO ] Deduced a trap composed of 6 places in 36 ms of which 1 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/564 variables, 1/383 constraints. Problems are: Problem set: 0 solved, 250 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/564 variables, 0/383 constraints. Problems are: Problem set: 0 solved, 250 unsolved
[2024-05-31 19:06:01] [INFO ] Deduced a trap composed of 17 places in 67 ms of which 1 ms to minimize.
At refinement iteration 14 (OVERLAPS) 0/564 variables, 1/384 constraints. Problems are: Problem set: 0 solved, 250 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/564 variables, 0/384 constraints. Problems are: Problem set: 0 solved, 250 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 564/564 variables, and 384 constraints, problems are : Problem set: 0 solved, 250 unsolved in 30010 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 311/311 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 250/250 constraints, Known Traps: 11/11 constraints]
Escalating to Integer solving :Problem set: 0 solved, 250 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/308 variables, 36/36 constraints. Problems are: Problem set: 0 solved, 250 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/308 variables, 17/53 constraints. Problems are: Problem set: 0 solved, 250 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/308 variables, 10/63 constraints. Problems are: Problem set: 0 solved, 250 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/308 variables, 0/63 constraints. Problems are: Problem set: 0 solved, 250 unsolved
At refinement iteration 4 (OVERLAPS) 2/310 variables, 7/70 constraints. Problems are: Problem set: 0 solved, 250 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/310 variables, 1/71 constraints. Problems are: Problem set: 0 solved, 250 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/310 variables, 0/71 constraints. Problems are: Problem set: 0 solved, 250 unsolved
At refinement iteration 7 (OVERLAPS) 253/563 variables, 310/381 constraints. Problems are: Problem set: 0 solved, 250 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/563 variables, 2/383 constraints. Problems are: Problem set: 0 solved, 250 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/563 variables, 250/633 constraints. Problems are: Problem set: 0 solved, 250 unsolved
[2024-05-31 19:06:24] [INFO ] Deduced a trap composed of 8 places in 56 ms of which 1 ms to minimize.
[2024-05-31 19:06:25] [INFO ] Deduced a trap composed of 7 places in 57 ms of which 1 ms to minimize.
[2024-05-31 19:06:25] [INFO ] Deduced a trap composed of 14 places in 66 ms of which 2 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 563/564 variables, and 636 constraints, problems are : Problem set: 0 solved, 250 unsolved in 30013 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 310/311 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 250/250 constraints, Known Traps: 14/14 constraints]
After SMT, in 60163ms problems are : Problem set: 0 solved, 250 unsolved
Search for dead transitions found 0 dead transitions in 60167ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 60720 ms. Remains : 311/311 places, 253/253 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 311 transition count 253
Applied a total of 1 rules in 8 ms. Remains 311 /311 variables (removed 0) and now considering 253/253 (removed 0) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 253 rows 311 cols
[2024-05-31 19:06:37] [INFO ] Computed 60 invariants in 8 ms
[2024-05-31 19:06:37] [INFO ] [Real]Absence check using 36 positive place invariants in 4 ms returned sat
[2024-05-31 19:06:37] [INFO ] [Real]Absence check using 36 positive and 24 generalized place invariants in 13 ms returned sat
[2024-05-31 19:06:37] [INFO ] After 74ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-31 19:06:37] [INFO ] [Nat]Absence check using 36 positive place invariants in 4 ms returned sat
[2024-05-31 19:06:37] [INFO ] [Nat]Absence check using 36 positive and 24 generalized place invariants in 14 ms returned sat
[2024-05-31 19:06:37] [INFO ] After 102ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2024-05-31 19:06:37] [INFO ] After 120ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2024-05-31 19:06:37] [INFO ] After 204ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Over-approximation ignoring read arcs solved 0 properties in 299 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 (87 resets) in 45 ms. (869 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1645543 steps, run timeout after 3001 ms. (steps per millisecond=548 ) properties seen :0 out of 1
Probabilistic random walk after 1645543 steps, saw 230835 distinct states, run finished after 3003 ms. (steps per millisecond=547 ) properties seen :0
// Phase 1: matrix 254 rows 312 cols
[2024-05-31 19:06:40] [INFO ] Computed 60 invariants in 7 ms
[2024-05-31 19:06:40] [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) 167/168 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/168 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 69/237 variables, 36/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/237 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/262 variables, 23/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/262 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 254/516 variables, 262/322 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/516 variables, 2/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/516 variables, 0/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 50/566 variables, 50/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/566 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/566 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 566/566 variables, and 374 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: 312/312 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) 167/168 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/168 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 69/237 variables, 36/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/237 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/262 variables, 23/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/262 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 254/516 variables, 262/322 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/516 variables, 2/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/516 variables, 1/325 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/516 variables, 0/325 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 50/566 variables, 50/375 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/566 variables, 0/375 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 0/566 variables, 0/375 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 566/566 variables, and 375 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: 312/312 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 477ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 473 ms.
Support contains 1 out of 312 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 254/254 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 312 transition count 254
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 311 transition count 253
Applied a total of 2 rules in 13 ms. Remains 311 /312 variables (removed 1) and now considering 253/254 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 13 ms. Remains : 311/312 places, 253/254 transitions.
RANDOM walk for 40000 steps (532 resets) in 109 ms. (363 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (88 resets) in 41 ms. (952 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1647650 steps, run timeout after 3001 ms. (steps per millisecond=549 ) properties seen :0 out of 1
Probabilistic random walk after 1647650 steps, saw 231077 distinct states, run finished after 3001 ms. (steps per millisecond=549 ) properties seen :0
// Phase 1: matrix 253 rows 311 cols
[2024-05-31 19:06:44] [INFO ] Computed 60 invariants in 7 ms
[2024-05-31 19:06:44] [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) 166/167 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/167 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 40/207 variables, 22/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/207 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 34/241 variables, 23/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/241 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 9/250 variables, 9/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/250 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 200/450 variables, 250/305 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/450 variables, 2/307 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/450 variables, 0/307 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 12/462 variables, 8/315 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/462 variables, 3/318 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/462 variables, 0/318 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 1/463 variables, 1/319 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/463 variables, 1/320 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/463 variables, 0/320 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 52/515 variables, 3/323 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/515 variables, 1/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/515 variables, 0/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 49/564 variables, 49/373 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/564 variables, 0/373 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/564 variables, 0/373 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 564/564 variables, and 373 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: 311/311 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) 166/167 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/167 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 40/207 variables, 22/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/207 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 34/241 variables, 23/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/241 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 9/250 variables, 9/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/250 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 200/450 variables, 250/305 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/450 variables, 2/307 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/450 variables, 1/308 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/450 variables, 0/308 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 12/462 variables, 8/316 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/462 variables, 3/319 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/462 variables, 0/319 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 1/463 variables, 1/320 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/463 variables, 1/321 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/463 variables, 0/321 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 52/515 variables, 3/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/515 variables, 1/325 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/515 variables, 0/325 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (OVERLAPS) 49/564 variables, 49/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/564 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (OVERLAPS) 0/564 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 564/564 variables, and 374 constraints, problems are : Problem set: 0 solved, 1 unsolved in 289 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 311/311 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 595ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 430 ms.
Support contains 1 out of 311 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 311/311 places, 253/253 transitions.
Applied a total of 0 rules in 4 ms. Remains 311 /311 variables (removed 0) and now considering 253/253 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4 ms. Remains : 311/311 places, 253/253 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 311/311 places, 253/253 transitions.
Applied a total of 0 rules in 4 ms. Remains 311 /311 variables (removed 0) and now considering 253/253 (removed 0) transitions.
[2024-05-31 19:06:46] [INFO ] Invariant cache hit.
[2024-05-31 19:06:46] [INFO ] Implicit Places using invariants in 160 ms returned []
[2024-05-31 19:06:46] [INFO ] Invariant cache hit.
[2024-05-31 19:06:46] [INFO ] State equation strengthened by 2 read => feed constraints.
[2024-05-31 19:06:46] [INFO ] Implicit Places using invariants and state equation in 353 ms returned []
Implicit Place search using SMT with State Equation took 515 ms to find 0 implicit places.
[2024-05-31 19:06:46] [INFO ] Redundant transitions in 3 ms returned []
Running 250 sub problems to find dead transitions.
[2024-05-31 19:06:46] [INFO ] Invariant cache hit.
[2024-05-31 19:06:46] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/308 variables, 36/36 constraints. Problems are: Problem set: 0 solved, 250 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/308 variables, 17/53 constraints. Problems are: Problem set: 0 solved, 250 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/308 variables, 0/53 constraints. Problems are: Problem set: 0 solved, 250 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 2/310 variables, 7/60 constraints. Problems are: Problem set: 0 solved, 250 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/310 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 250 unsolved
At refinement iteration 5 (OVERLAPS) 253/563 variables, 310/370 constraints. Problems are: Problem set: 0 solved, 250 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/563 variables, 2/372 constraints. Problems are: Problem set: 0 solved, 250 unsolved
[2024-05-31 19:06:52] [INFO ] Deduced a trap composed of 10 places in 70 ms of which 2 ms to minimize.
[2024-05-31 19:06:52] [INFO ] Deduced a trap composed of 18 places in 64 ms of which 1 ms to minimize.
[2024-05-31 19:06:52] [INFO ] Deduced a trap composed of 16 places in 48 ms of which 1 ms to minimize.
[2024-05-31 19:06:52] [INFO ] Deduced a trap composed of 16 places in 47 ms of which 1 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/563 variables, 4/376 constraints. Problems are: Problem set: 0 solved, 250 unsolved
[2024-05-31 19:06:55] [INFO ] Deduced a trap composed of 15 places in 52 ms of which 1 ms to minimize.
[2024-05-31 19:06:55] [INFO ] Deduced a trap composed of 12 places in 33 ms of which 1 ms to minimize.
[2024-05-31 19:06:55] [INFO ] Deduced a trap composed of 11 places in 34 ms of which 0 ms to minimize.
[2024-05-31 19:06:55] [INFO ] Deduced a trap composed of 8 places in 65 ms of which 2 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/563 variables, 4/380 constraints. Problems are: Problem set: 0 solved, 250 unsolved
[2024-05-31 19:06:58] [INFO ] Deduced a trap composed of 7 places in 61 ms of which 1 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/563 variables, 1/381 constraints. Problems are: Problem set: 0 solved, 250 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/563 variables, 0/381 constraints. Problems are: Problem set: 0 solved, 250 unsolved
At refinement iteration 11 (OVERLAPS) 1/564 variables, 1/382 constraints. Problems are: Problem set: 0 solved, 250 unsolved
[2024-05-31 19:07:04] [INFO ] Deduced a trap composed of 6 places in 28 ms of which 1 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/564 variables, 1/383 constraints. Problems are: Problem set: 0 solved, 250 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/564 variables, 0/383 constraints. Problems are: Problem set: 0 solved, 250 unsolved
[2024-05-31 19:07:10] [INFO ] Deduced a trap composed of 17 places in 69 ms of which 1 ms to minimize.
At refinement iteration 14 (OVERLAPS) 0/564 variables, 1/384 constraints. Problems are: Problem set: 0 solved, 250 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/564 variables, 0/384 constraints. Problems are: Problem set: 0 solved, 250 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 564/564 variables, and 384 constraints, problems are : Problem set: 0 solved, 250 unsolved in 30016 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 311/311 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 250/250 constraints, Known Traps: 11/11 constraints]
Escalating to Integer solving :Problem set: 0 solved, 250 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/308 variables, 36/36 constraints. Problems are: Problem set: 0 solved, 250 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/308 variables, 17/53 constraints. Problems are: Problem set: 0 solved, 250 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/308 variables, 10/63 constraints. Problems are: Problem set: 0 solved, 250 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/308 variables, 0/63 constraints. Problems are: Problem set: 0 solved, 250 unsolved
At refinement iteration 4 (OVERLAPS) 2/310 variables, 7/70 constraints. Problems are: Problem set: 0 solved, 250 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/310 variables, 1/71 constraints. Problems are: Problem set: 0 solved, 250 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/310 variables, 0/71 constraints. Problems are: Problem set: 0 solved, 250 unsolved
At refinement iteration 7 (OVERLAPS) 253/563 variables, 310/381 constraints. Problems are: Problem set: 0 solved, 250 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/563 variables, 2/383 constraints. Problems are: Problem set: 0 solved, 250 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/563 variables, 250/633 constraints. Problems are: Problem set: 0 solved, 250 unsolved
[2024-05-31 19:07:34] [INFO ] Deduced a trap composed of 8 places in 54 ms of which 1 ms to minimize.
[2024-05-31 19:07:34] [INFO ] Deduced a trap composed of 7 places in 56 ms of which 1 ms to minimize.
[2024-05-31 19:07:35] [INFO ] Deduced a trap composed of 14 places in 61 ms of which 1 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 563/564 variables, and 636 constraints, problems are : Problem set: 0 solved, 250 unsolved in 30017 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 310/311 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 250/250 constraints, Known Traps: 14/14 constraints]
After SMT, in 60182ms problems are : Problem set: 0 solved, 250 unsolved
Search for dead transitions found 0 dead transitions in 60184ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 60710 ms. Remains : 311/311 places, 253/253 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 311 transition count 253
Applied a total of 1 rules in 18 ms. Remains 311 /311 variables (removed 0) and now considering 253/253 (removed 0) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 253 rows 311 cols
[2024-05-31 19:07:46] [INFO ] Computed 60 invariants in 4 ms
[2024-05-31 19:07:46] [INFO ] [Real]Absence check using 36 positive place invariants in 4 ms returned sat
[2024-05-31 19:07:46] [INFO ] [Real]Absence check using 36 positive and 24 generalized place invariants in 14 ms returned sat
[2024-05-31 19:07:46] [INFO ] After 65ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-31 19:07:46] [INFO ] [Nat]Absence check using 36 positive place invariants in 6 ms returned sat
[2024-05-31 19:07:46] [INFO ] [Nat]Absence check using 36 positive and 24 generalized place invariants in 15 ms returned sat
[2024-05-31 19:07:46] [INFO ] After 98ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2024-05-31 19:07:47] [INFO ] Deduced a trap composed of 16 places in 39 ms of which 1 ms to minimize.
[2024-05-31 19:07:47] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 73 ms
TRAPS : Iteration 1
[2024-05-31 19:07:47] [INFO ] After 203ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2024-05-31 19:07:47] [INFO ] After 289ms 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 (534 resets) in 125 ms. (317 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (90 resets) in 53 ms. (740 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1659374 steps, run timeout after 3001 ms. (steps per millisecond=552 ) properties seen :0 out of 1
Probabilistic random walk after 1659374 steps, saw 232814 distinct states, run finished after 3001 ms. (steps per millisecond=552 ) properties seen :0
// Phase 1: matrix 254 rows 312 cols
[2024-05-31 19:07:50] [INFO ] Computed 60 invariants in 7 ms
[2024-05-31 19:07:50] [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) 167/168 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/168 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 69/237 variables, 36/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/237 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/262 variables, 23/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/262 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 254/516 variables, 262/322 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/516 variables, 2/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/516 variables, 0/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 50/566 variables, 50/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/566 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/566 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 566/566 variables, and 374 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: 312/312 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) 167/168 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/168 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 69/237 variables, 36/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/237 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/262 variables, 23/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/262 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 254/516 variables, 262/322 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/516 variables, 2/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/516 variables, 1/325 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/516 variables, 0/325 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 50/566 variables, 50/375 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/566 variables, 0/375 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 0/566 variables, 0/375 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 566/566 variables, and 375 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: 312/312 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 453ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 420 ms.
Support contains 1 out of 312 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 254/254 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 312 transition count 254
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 311 transition count 253
Applied a total of 2 rules in 11 ms. Remains 311 /312 variables (removed 1) and now considering 253/254 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 12 ms. Remains : 311/312 places, 253/254 transitions.
RANDOM walk for 40000 steps (545 resets) in 111 ms. (357 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (87 resets) in 40 ms. (975 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1656052 steps, run timeout after 3001 ms. (steps per millisecond=551 ) properties seen :0 out of 1
Probabilistic random walk after 1656052 steps, saw 232334 distinct states, run finished after 3001 ms. (steps per millisecond=551 ) properties seen :0
// Phase 1: matrix 253 rows 311 cols
[2024-05-31 19:07:54] [INFO ] Computed 60 invariants in 7 ms
[2024-05-31 19:07:54] [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) 166/167 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/167 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 40/207 variables, 22/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/207 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 34/241 variables, 23/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/241 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 9/250 variables, 9/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/250 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 200/450 variables, 250/305 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/450 variables, 2/307 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/450 variables, 0/307 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 12/462 variables, 8/315 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/462 variables, 3/318 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/462 variables, 0/318 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 1/463 variables, 1/319 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/463 variables, 1/320 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/463 variables, 0/320 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 52/515 variables, 3/323 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/515 variables, 1/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/515 variables, 0/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 49/564 variables, 49/373 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/564 variables, 0/373 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/564 variables, 0/373 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 564/564 variables, and 373 constraints, problems are : Problem set: 0 solved, 1 unsolved in 245 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 311/311 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) 166/167 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/167 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 40/207 variables, 22/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/207 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 34/241 variables, 23/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/241 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 9/250 variables, 9/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/250 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 200/450 variables, 250/305 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/450 variables, 2/307 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/450 variables, 1/308 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/450 variables, 0/308 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 12/462 variables, 8/316 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/462 variables, 3/319 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/462 variables, 0/319 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 1/463 variables, 1/320 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/463 variables, 1/321 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/463 variables, 0/321 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 52/515 variables, 3/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/515 variables, 1/325 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/515 variables, 0/325 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (OVERLAPS) 49/564 variables, 49/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/564 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (OVERLAPS) 0/564 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 564/564 variables, and 374 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: 311/311 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 540ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 402 ms.
Support contains 1 out of 311 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 311/311 places, 253/253 transitions.
Applied a total of 0 rules in 4 ms. Remains 311 /311 variables (removed 0) and now considering 253/253 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4 ms. Remains : 311/311 places, 253/253 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 311/311 places, 253/253 transitions.
Applied a total of 0 rules in 4 ms. Remains 311 /311 variables (removed 0) and now considering 253/253 (removed 0) transitions.
[2024-05-31 19:07:55] [INFO ] Invariant cache hit.
[2024-05-31 19:07:55] [INFO ] Implicit Places using invariants in 174 ms returned []
[2024-05-31 19:07:55] [INFO ] Invariant cache hit.
[2024-05-31 19:07:55] [INFO ] State equation strengthened by 2 read => feed constraints.
[2024-05-31 19:07:55] [INFO ] Implicit Places using invariants and state equation in 372 ms returned []
Implicit Place search using SMT with State Equation took 547 ms to find 0 implicit places.
[2024-05-31 19:07:55] [INFO ] Redundant transitions in 2 ms returned []
Running 250 sub problems to find dead transitions.
[2024-05-31 19:07:55] [INFO ] Invariant cache hit.
[2024-05-31 19:07:55] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/308 variables, 36/36 constraints. Problems are: Problem set: 0 solved, 250 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/308 variables, 17/53 constraints. Problems are: Problem set: 0 solved, 250 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/308 variables, 0/53 constraints. Problems are: Problem set: 0 solved, 250 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 2/310 variables, 7/60 constraints. Problems are: Problem set: 0 solved, 250 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/310 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 250 unsolved
At refinement iteration 5 (OVERLAPS) 253/563 variables, 310/370 constraints. Problems are: Problem set: 0 solved, 250 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/563 variables, 2/372 constraints. Problems are: Problem set: 0 solved, 250 unsolved
[2024-05-31 19:08:01] [INFO ] Deduced a trap composed of 10 places in 68 ms of which 2 ms to minimize.
[2024-05-31 19:08:01] [INFO ] Deduced a trap composed of 18 places in 60 ms of which 2 ms to minimize.
[2024-05-31 19:08:01] [INFO ] Deduced a trap composed of 16 places in 48 ms of which 1 ms to minimize.
[2024-05-31 19:08:01] [INFO ] Deduced a trap composed of 16 places in 47 ms of which 1 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/563 variables, 4/376 constraints. Problems are: Problem set: 0 solved, 250 unsolved
[2024-05-31 19:08:04] [INFO ] Deduced a trap composed of 15 places in 57 ms of which 1 ms to minimize.
[2024-05-31 19:08:04] [INFO ] Deduced a trap composed of 12 places in 32 ms of which 1 ms to minimize.
[2024-05-31 19:08:04] [INFO ] Deduced a trap composed of 11 places in 35 ms of which 1 ms to minimize.
[2024-05-31 19:08:04] [INFO ] Deduced a trap composed of 8 places in 69 ms of which 1 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/563 variables, 4/380 constraints. Problems are: Problem set: 0 solved, 250 unsolved
[2024-05-31 19:08:07] [INFO ] Deduced a trap composed of 7 places in 59 ms of which 1 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/563 variables, 1/381 constraints. Problems are: Problem set: 0 solved, 250 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/563 variables, 0/381 constraints. Problems are: Problem set: 0 solved, 250 unsolved
At refinement iteration 11 (OVERLAPS) 1/564 variables, 1/382 constraints. Problems are: Problem set: 0 solved, 250 unsolved
[2024-05-31 19:08:13] [INFO ] Deduced a trap composed of 6 places in 38 ms of which 1 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/564 variables, 1/383 constraints. Problems are: Problem set: 0 solved, 250 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/564 variables, 0/383 constraints. Problems are: Problem set: 0 solved, 250 unsolved
[2024-05-31 19:08:19] [INFO ] Deduced a trap composed of 17 places in 65 ms of which 2 ms to minimize.
At refinement iteration 14 (OVERLAPS) 0/564 variables, 1/384 constraints. Problems are: Problem set: 0 solved, 250 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/564 variables, 0/384 constraints. Problems are: Problem set: 0 solved, 250 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 564/564 variables, and 384 constraints, problems are : Problem set: 0 solved, 250 unsolved in 30011 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 311/311 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 250/250 constraints, Known Traps: 11/11 constraints]
Escalating to Integer solving :Problem set: 0 solved, 250 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/308 variables, 36/36 constraints. Problems are: Problem set: 0 solved, 250 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/308 variables, 17/53 constraints. Problems are: Problem set: 0 solved, 250 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/308 variables, 10/63 constraints. Problems are: Problem set: 0 solved, 250 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/308 variables, 0/63 constraints. Problems are: Problem set: 0 solved, 250 unsolved
At refinement iteration 4 (OVERLAPS) 2/310 variables, 7/70 constraints. Problems are: Problem set: 0 solved, 250 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/310 variables, 1/71 constraints. Problems are: Problem set: 0 solved, 250 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/310 variables, 0/71 constraints. Problems are: Problem set: 0 solved, 250 unsolved
At refinement iteration 7 (OVERLAPS) 253/563 variables, 310/381 constraints. Problems are: Problem set: 0 solved, 250 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/563 variables, 2/383 constraints. Problems are: Problem set: 0 solved, 250 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/563 variables, 250/633 constraints. Problems are: Problem set: 0 solved, 250 unsolved
[2024-05-31 19:08:43] [INFO ] Deduced a trap composed of 8 places in 56 ms of which 1 ms to minimize.
[2024-05-31 19:08:43] [INFO ] Deduced a trap composed of 7 places in 54 ms of which 1 ms to minimize.
[2024-05-31 19:08:44] [INFO ] Deduced a trap composed of 14 places in 64 ms of which 1 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 563/564 variables, and 636 constraints, problems are : Problem set: 0 solved, 250 unsolved in 30018 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 310/311 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 250/250 constraints, Known Traps: 14/14 constraints]
After SMT, in 60178ms problems are : Problem set: 0 solved, 250 unsolved
Search for dead transitions found 0 dead transitions in 60180ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 60738 ms. Remains : 311/311 places, 253/253 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 311 transition count 253
Applied a total of 1 rules in 7 ms. Remains 311 /311 variables (removed 0) and now considering 253/253 (removed 0) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 253 rows 311 cols
[2024-05-31 19:08:55] [INFO ] Computed 60 invariants in 5 ms
[2024-05-31 19:08:55] [INFO ] [Real]Absence check using 36 positive place invariants in 4 ms returned sat
[2024-05-31 19:08:55] [INFO ] [Real]Absence check using 36 positive and 24 generalized place invariants in 14 ms returned sat
[2024-05-31 19:08:55] [INFO ] After 76ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-31 19:08:55] [INFO ] [Nat]Absence check using 36 positive place invariants in 4 ms returned sat
[2024-05-31 19:08:55] [INFO ] [Nat]Absence check using 36 positive and 24 generalized place invariants in 13 ms returned sat
[2024-05-31 19:08:56] [INFO ] After 105ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2024-05-31 19:08:56] [INFO ] Deduced a trap composed of 16 places in 43 ms of which 1 ms to minimize.
[2024-05-31 19:08:56] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 78 ms
TRAPS : Iteration 1
[2024-05-31 19:08:56] [INFO ] After 213ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2024-05-31 19:08:56] [INFO ] After 290ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Over-approximation ignoring read arcs solved 0 properties in 381 ms.
RANDOM walk for 40000 steps (531 resets) in 116 ms. (341 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (83 resets) in 51 ms. (769 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1644235 steps, run timeout after 3001 ms. (steps per millisecond=547 ) properties seen :0 out of 1
Probabilistic random walk after 1644235 steps, saw 230665 distinct states, run finished after 3001 ms. (steps per millisecond=547 ) properties seen :0
// Phase 1: matrix 254 rows 312 cols
[2024-05-31 19:08:59] [INFO ] Computed 60 invariants in 6 ms
[2024-05-31 19:08:59] [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) 167/168 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/168 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 69/237 variables, 36/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/237 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/262 variables, 23/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/262 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 254/516 variables, 262/322 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/516 variables, 2/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/516 variables, 0/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 50/566 variables, 50/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/566 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/566 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 566/566 variables, and 374 constraints, problems are : Problem set: 0 solved, 1 unsolved in 223 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 312/312 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) 167/168 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/168 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 69/237 variables, 36/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/237 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/262 variables, 23/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/262 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 254/516 variables, 262/322 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/516 variables, 2/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/516 variables, 1/325 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/516 variables, 0/325 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 50/566 variables, 50/375 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/566 variables, 0/375 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 0/566 variables, 0/375 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 566/566 variables, and 375 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: 312/312 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 471ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 449 ms.
Support contains 1 out of 312 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 254/254 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 312 transition count 254
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 311 transition count 253
Applied a total of 2 rules in 10 ms. Remains 311 /312 variables (removed 1) and now considering 253/254 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10 ms. Remains : 311/312 places, 253/254 transitions.
RANDOM walk for 40000 steps (556 resets) in 99 ms. (400 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (92 resets) in 49 ms. (800 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1674341 steps, run timeout after 3001 ms. (steps per millisecond=557 ) properties seen :0 out of 1
Probabilistic random walk after 1674341 steps, saw 234856 distinct states, run finished after 3001 ms. (steps per millisecond=557 ) properties seen :0
// Phase 1: matrix 253 rows 311 cols
[2024-05-31 19:09:03] [INFO ] Computed 60 invariants in 6 ms
[2024-05-31 19:09:03] [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) 166/167 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/167 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 40/207 variables, 22/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/207 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 34/241 variables, 23/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/241 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 9/250 variables, 9/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/250 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 200/450 variables, 250/305 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/450 variables, 2/307 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/450 variables, 0/307 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 12/462 variables, 8/315 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/462 variables, 3/318 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/462 variables, 0/318 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 1/463 variables, 1/319 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/463 variables, 1/320 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/463 variables, 0/320 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 52/515 variables, 3/323 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/515 variables, 1/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/515 variables, 0/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 49/564 variables, 49/373 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/564 variables, 0/373 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/564 variables, 0/373 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 564/564 variables, and 373 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: 311/311 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) 166/167 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/167 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 40/207 variables, 22/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/207 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 34/241 variables, 23/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/241 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 9/250 variables, 9/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/250 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 200/450 variables, 250/305 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/450 variables, 2/307 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/450 variables, 1/308 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/450 variables, 0/308 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 12/462 variables, 8/316 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/462 variables, 3/319 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/462 variables, 0/319 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 1/463 variables, 1/320 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/463 variables, 1/321 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/463 variables, 0/321 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 52/515 variables, 3/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/515 variables, 1/325 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/515 variables, 0/325 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (OVERLAPS) 49/564 variables, 49/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/564 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (OVERLAPS) 0/564 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 564/564 variables, and 374 constraints, problems are : Problem set: 0 solved, 1 unsolved in 269 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 311/311 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 581ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 333 ms.
Support contains 1 out of 311 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 311/311 places, 253/253 transitions.
Applied a total of 0 rules in 4 ms. Remains 311 /311 variables (removed 0) and now considering 253/253 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4 ms. Remains : 311/311 places, 253/253 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 311/311 places, 253/253 transitions.
Applied a total of 0 rules in 3 ms. Remains 311 /311 variables (removed 0) and now considering 253/253 (removed 0) transitions.
[2024-05-31 19:09:04] [INFO ] Invariant cache hit.
[2024-05-31 19:09:04] [INFO ] Implicit Places using invariants in 157 ms returned []
[2024-05-31 19:09:04] [INFO ] Invariant cache hit.
[2024-05-31 19:09:04] [INFO ] State equation strengthened by 2 read => feed constraints.
[2024-05-31 19:09:04] [INFO ] Implicit Places using invariants and state equation in 356 ms returned []
Implicit Place search using SMT with State Equation took 514 ms to find 0 implicit places.
[2024-05-31 19:09:04] [INFO ] Redundant transitions in 1 ms returned []
Running 250 sub problems to find dead transitions.
[2024-05-31 19:09:04] [INFO ] Invariant cache hit.
[2024-05-31 19:09:04] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/308 variables, 36/36 constraints. Problems are: Problem set: 0 solved, 250 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/308 variables, 17/53 constraints. Problems are: Problem set: 0 solved, 250 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/308 variables, 0/53 constraints. Problems are: Problem set: 0 solved, 250 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 2/310 variables, 7/60 constraints. Problems are: Problem set: 0 solved, 250 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/310 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 250 unsolved
At refinement iteration 5 (OVERLAPS) 253/563 variables, 310/370 constraints. Problems are: Problem set: 0 solved, 250 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/563 variables, 2/372 constraints. Problems are: Problem set: 0 solved, 250 unsolved
[2024-05-31 19:09:10] [INFO ] Deduced a trap composed of 10 places in 72 ms of which 2 ms to minimize.
[2024-05-31 19:09:10] [INFO ] Deduced a trap composed of 18 places in 62 ms of which 1 ms to minimize.
[2024-05-31 19:09:10] [INFO ] Deduced a trap composed of 16 places in 53 ms of which 1 ms to minimize.
[2024-05-31 19:09:10] [INFO ] Deduced a trap composed of 16 places in 48 ms of which 1 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/563 variables, 4/376 constraints. Problems are: Problem set: 0 solved, 250 unsolved
[2024-05-31 19:09:13] [INFO ] Deduced a trap composed of 15 places in 55 ms of which 1 ms to minimize.
[2024-05-31 19:09:13] [INFO ] Deduced a trap composed of 12 places in 35 ms of which 0 ms to minimize.
[2024-05-31 19:09:13] [INFO ] Deduced a trap composed of 11 places in 34 ms of which 1 ms to minimize.
[2024-05-31 19:09:13] [INFO ] Deduced a trap composed of 8 places in 67 ms of which 1 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/563 variables, 4/380 constraints. Problems are: Problem set: 0 solved, 250 unsolved
[2024-05-31 19:09:16] [INFO ] Deduced a trap composed of 7 places in 53 ms of which 1 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/563 variables, 1/381 constraints. Problems are: Problem set: 0 solved, 250 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/563 variables, 0/381 constraints. Problems are: Problem set: 0 solved, 250 unsolved
At refinement iteration 11 (OVERLAPS) 1/564 variables, 1/382 constraints. Problems are: Problem set: 0 solved, 250 unsolved
[2024-05-31 19:09:21] [INFO ] Deduced a trap composed of 6 places in 32 ms of which 0 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/564 variables, 1/383 constraints. Problems are: Problem set: 0 solved, 250 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/564 variables, 0/383 constraints. Problems are: Problem set: 0 solved, 250 unsolved
[2024-05-31 19:09:28] [INFO ] Deduced a trap composed of 17 places in 64 ms of which 1 ms to minimize.
At refinement iteration 14 (OVERLAPS) 0/564 variables, 1/384 constraints. Problems are: Problem set: 0 solved, 250 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/564 variables, 0/384 constraints. Problems are: Problem set: 0 solved, 250 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 564/564 variables, and 384 constraints, problems are : Problem set: 0 solved, 250 unsolved in 30013 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 311/311 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 250/250 constraints, Known Traps: 11/11 constraints]
Escalating to Integer solving :Problem set: 0 solved, 250 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/308 variables, 36/36 constraints. Problems are: Problem set: 0 solved, 250 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/308 variables, 17/53 constraints. Problems are: Problem set: 0 solved, 250 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/308 variables, 10/63 constraints. Problems are: Problem set: 0 solved, 250 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/308 variables, 0/63 constraints. Problems are: Problem set: 0 solved, 250 unsolved
At refinement iteration 4 (OVERLAPS) 2/310 variables, 7/70 constraints. Problems are: Problem set: 0 solved, 250 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/310 variables, 1/71 constraints. Problems are: Problem set: 0 solved, 250 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/310 variables, 0/71 constraints. Problems are: Problem set: 0 solved, 250 unsolved
At refinement iteration 7 (OVERLAPS) 253/563 variables, 310/381 constraints. Problems are: Problem set: 0 solved, 250 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/563 variables, 2/383 constraints. Problems are: Problem set: 0 solved, 250 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/563 variables, 250/633 constraints. Problems are: Problem set: 0 solved, 250 unsolved
[2024-05-31 19:09:51] [INFO ] Deduced a trap composed of 8 places in 61 ms of which 1 ms to minimize.
[2024-05-31 19:09:52] [INFO ] Deduced a trap composed of 7 places in 70 ms of which 1 ms to minimize.
[2024-05-31 19:09:52] [INFO ] Deduced a trap composed of 14 places in 66 ms of which 1 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 563/564 variables, and 636 constraints, problems are : Problem set: 0 solved, 250 unsolved in 30011 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 310/311 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 250/250 constraints, Known Traps: 14/14 constraints]
After SMT, in 60157ms problems are : Problem set: 0 solved, 250 unsolved
Search for dead transitions found 0 dead transitions in 60161ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 60684 ms. Remains : 311/311 places, 253/253 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 311 transition count 253
Applied a total of 1 rules in 7 ms. Remains 311 /311 variables (removed 0) and now considering 253/253 (removed 0) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 253 rows 311 cols
[2024-05-31 19:10:04] [INFO ] Computed 60 invariants in 6 ms
[2024-05-31 19:10:04] [INFO ] [Real]Absence check using 36 positive place invariants in 4 ms returned sat
[2024-05-31 19:10:04] [INFO ] [Real]Absence check using 36 positive and 24 generalized place invariants in 13 ms returned sat
[2024-05-31 19:10:04] [INFO ] After 69ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-31 19:10:04] [INFO ] [Nat]Absence check using 36 positive place invariants in 5 ms returned sat
[2024-05-31 19:10:04] [INFO ] [Nat]Absence check using 36 positive and 24 generalized place invariants in 13 ms returned sat
[2024-05-31 19:10:05] [INFO ] After 101ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2024-05-31 19:10:05] [INFO ] After 120ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2024-05-31 19:10:05] [INFO ] After 203ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Over-approximation ignoring read arcs solved 0 properties in 292 ms.
RANDOM walk for 40000 steps (519 resets) in 106 ms. (373 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 1690442 steps, run timeout after 3001 ms. (steps per millisecond=563 ) properties seen :0 out of 1
Probabilistic random walk after 1690442 steps, saw 237028 distinct states, run finished after 3001 ms. (steps per millisecond=563 ) properties seen :0
// Phase 1: matrix 254 rows 312 cols
[2024-05-31 19:10:08] [INFO ] Computed 60 invariants in 7 ms
[2024-05-31 19:10:08] [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) 167/168 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/168 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 69/237 variables, 36/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/237 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/262 variables, 23/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/262 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 254/516 variables, 262/322 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/516 variables, 2/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/516 variables, 0/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 50/566 variables, 50/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/566 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 0/566 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 566/566 variables, and 374 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: 312/312 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) 167/168 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/168 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 69/237 variables, 36/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/237 variables, 0/37 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 25/262 variables, 23/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/262 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 254/516 variables, 262/322 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/516 variables, 2/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/516 variables, 1/325 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/516 variables, 0/325 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 50/566 variables, 50/375 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/566 variables, 0/375 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 0/566 variables, 0/375 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 566/566 variables, and 375 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: 312/312 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 459ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 398 ms.
Support contains 1 out of 312 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 312/312 places, 254/254 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 312 transition count 254
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 311 transition count 253
Applied a total of 2 rules in 10 ms. Remains 311 /312 variables (removed 1) and now considering 253/254 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10 ms. Remains : 311/312 places, 253/254 transitions.
RANDOM walk for 40000 steps (549 resets) in 128 ms. (310 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (88 resets) in 53 ms. (740 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 1496777 steps, run timeout after 3001 ms. (steps per millisecond=498 ) properties seen :0 out of 1
Probabilistic random walk after 1496777 steps, saw 208641 distinct states, run finished after 3001 ms. (steps per millisecond=498 ) properties seen :0
// Phase 1: matrix 253 rows 311 cols
[2024-05-31 19:10:12] [INFO ] Computed 60 invariants in 9 ms
[2024-05-31 19:10:12] [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) 166/167 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/167 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 40/207 variables, 22/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/207 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 34/241 variables, 23/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/241 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 9/250 variables, 9/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/250 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 200/450 variables, 250/305 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/450 variables, 2/307 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/450 variables, 0/307 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 12/462 variables, 8/315 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/462 variables, 3/318 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/462 variables, 0/318 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 1/463 variables, 1/319 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/463 variables, 1/320 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/463 variables, 0/320 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 52/515 variables, 3/323 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/515 variables, 1/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/515 variables, 0/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 49/564 variables, 49/373 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/564 variables, 0/373 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 0/564 variables, 0/373 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 564/564 variables, and 373 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: 311/311 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) 166/167 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/167 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 40/207 variables, 22/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/207 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 34/241 variables, 23/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/241 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 9/250 variables, 9/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/250 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 200/450 variables, 250/305 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/450 variables, 2/307 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/450 variables, 1/308 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/450 variables, 0/308 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 12/462 variables, 8/316 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/462 variables, 3/319 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/462 variables, 0/319 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 1/463 variables, 1/320 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/463 variables, 1/321 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/463 variables, 0/321 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 52/515 variables, 3/324 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/515 variables, 1/325 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/515 variables, 0/325 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (OVERLAPS) 49/564 variables, 49/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/564 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (OVERLAPS) 0/564 variables, 0/374 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 564/564 variables, and 374 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: 311/311 constraints, ReadFeed: 2/2 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 557ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 377 ms.
Support contains 1 out of 311 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 311/311 places, 253/253 transitions.
Applied a total of 0 rules in 3 ms. Remains 311 /311 variables (removed 0) and now considering 253/253 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 311/311 places, 253/253 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 311/311 places, 253/253 transitions.
Applied a total of 0 rules in 4 ms. Remains 311 /311 variables (removed 0) and now considering 253/253 (removed 0) transitions.
[2024-05-31 19:10:13] [INFO ] Invariant cache hit.
[2024-05-31 19:10:13] [INFO ] Implicit Places using invariants in 150 ms returned []
[2024-05-31 19:10:13] [INFO ] Invariant cache hit.
[2024-05-31 19:10:13] [INFO ] State equation strengthened by 2 read => feed constraints.
[2024-05-31 19:10:13] [INFO ] Implicit Places using invariants and state equation in 360 ms returned []
Implicit Place search using SMT with State Equation took 512 ms to find 0 implicit places.
[2024-05-31 19:10:13] [INFO ] Redundant transitions in 2 ms returned []
Running 250 sub problems to find dead transitions.
[2024-05-31 19:10:13] [INFO ] Invariant cache hit.
[2024-05-31 19:10:13] [INFO ] State equation strengthened by 2 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/308 variables, 36/36 constraints. Problems are: Problem set: 0 solved, 250 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/308 variables, 17/53 constraints. Problems are: Problem set: 0 solved, 250 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/308 variables, 0/53 constraints. Problems are: Problem set: 0 solved, 250 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 2/310 variables, 7/60 constraints. Problems are: Problem set: 0 solved, 250 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/310 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 250 unsolved
At refinement iteration 5 (OVERLAPS) 253/563 variables, 310/370 constraints. Problems are: Problem set: 0 solved, 250 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/563 variables, 2/372 constraints. Problems are: Problem set: 0 solved, 250 unsolved
[2024-05-31 19:10:19] [INFO ] Deduced a trap composed of 10 places in 67 ms of which 1 ms to minimize.
[2024-05-31 19:10:19] [INFO ] Deduced a trap composed of 18 places in 60 ms of which 1 ms to minimize.
[2024-05-31 19:10:19] [INFO ] Deduced a trap composed of 16 places in 47 ms of which 1 ms to minimize.
[2024-05-31 19:10:19] [INFO ] Deduced a trap composed of 16 places in 46 ms of which 1 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/563 variables, 4/376 constraints. Problems are: Problem set: 0 solved, 250 unsolved
[2024-05-31 19:10:21] [INFO ] Deduced a trap composed of 15 places in 55 ms of which 1 ms to minimize.
[2024-05-31 19:10:21] [INFO ] Deduced a trap composed of 12 places in 35 ms of which 1 ms to minimize.
[2024-05-31 19:10:21] [INFO ] Deduced a trap composed of 11 places in 32 ms of which 1 ms to minimize.
[2024-05-31 19:10:22] [INFO ] Deduced a trap composed of 8 places in 60 ms of which 2 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/563 variables, 4/380 constraints. Problems are: Problem set: 0 solved, 250 unsolved
[2024-05-31 19:10:25] [INFO ] Deduced a trap composed of 7 places in 54 ms of which 1 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/563 variables, 1/381 constraints. Problems are: Problem set: 0 solved, 250 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/563 variables, 0/381 constraints. Problems are: Problem set: 0 solved, 250 unsolved
At refinement iteration 11 (OVERLAPS) 1/564 variables, 1/382 constraints. Problems are: Problem set: 0 solved, 250 unsolved
[2024-05-31 19:10:30] [INFO ] Deduced a trap composed of 6 places in 40 ms of which 1 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/564 variables, 1/383 constraints. Problems are: Problem set: 0 solved, 250 unsolved

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:
++ perl -pe 's/.*\.//g'
++ sed s/.jar//
++ 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