About the Execution of GreatSPN+red for EisenbergMcGuire-PT-08
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 11892.079 | 1800000.00 | 5385153.00 | 1880.50 | [undef] | Time out reached |
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.r166-smll-171636274400118.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2024-input.qcow2 backing_fmt=qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................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=====================================================================
Generated by BenchKit 2-5568
Executing tool greatspnxred
Input is EisenbergMcGuire-PT-08, examination is StableMarking
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r166-smll-171636274400118
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 2.1M
-rw-r--r-- 1 mcc users 8.0K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 81K May 14 13:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 9.2K May 14 13:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 75K May 14 13:22 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.1K Apr 22 14:43 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K Apr 22 14:43 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.9K May 19 07:17 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K May 19 18:18 LTLFireability.xml
-rw-r--r-- 1 mcc users 8.3K May 14 13:22 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 77K May 14 13:22 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.2K May 14 13:22 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 57K May 14 13:22 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K May 19 07:11 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K May 19 15:25 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 18 16:42 equiv_col
-rw-r--r-- 1 mcc users 3 May 18 16:42 instance
-rw-r--r-- 1 mcc users 6 May 18 16:42 iscolored
-rw-r--r-- 1 mcc users 1.7M 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 StableMarking
=== Now, execution of the tool begins
BK_START 1716485338966
Invoking MCC driver with
BK_TOOL=greatspnxred
BK_EXAMINATION=StableMarking
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=EisenbergMcGuire-PT-08
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool greatspn
Invoking reducer
Running Version 202405141337
[2024-05-23 17:29:01] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, StableMarking, -timeout, 180, -rebuildPNML]
[2024-05-23 17:29:01] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-23 17:29:02] [INFO ] Load time of PNML (sax parser for PT used): 723 ms
[2024-05-23 17:29:02] [INFO ] Transformed 712 places.
[2024-05-23 17:29:02] [INFO ] Transformed 2816 transitions.
[2024-05-23 17:29:02] [INFO ] Found NUPN structural information;
[2024-05-23 17:29:02] [INFO ] Parsed PT model containing 712 places and 2816 transitions and 13440 arcs in 1007 ms.
RANDOM walk for 40000 steps (8 resets) in 3271 ms. (12 steps per ms) remains 224/712 properties
BEST_FIRST walk for 404 steps (8 resets) in 8 ms. (44 steps per ms) remains 224/224 properties
BEST_FIRST walk for 404 steps (8 resets) in 10 ms. (36 steps per ms) remains 224/224 properties
BEST_FIRST walk for 404 steps (8 resets) in 9 ms. (40 steps per ms) remains 224/224 properties
BEST_FIRST walk for 404 steps (8 resets) in 13 ms. (28 steps per ms) remains 224/224 properties
BEST_FIRST walk for 404 steps (8 resets) in 13 ms. (28 steps per ms) remains 224/224 properties
BEST_FIRST walk for 404 steps (8 resets) in 11 ms. (33 steps per ms) remains 224/224 properties
BEST_FIRST walk for 404 steps (8 resets) in 7 ms. (50 steps per ms) remains 224/224 properties
BEST_FIRST walk for 404 steps (8 resets) in 25 ms. (15 steps per ms) remains 224/224 properties
BEST_FIRST walk for 404 steps (8 resets) in 13 ms. (28 steps per ms) remains 224/224 properties
BEST_FIRST walk for 404 steps (8 resets) in 13 ms. (28 steps per ms) remains 224/224 properties
BEST_FIRST walk for 404 steps (8 resets) in 9 ms. (40 steps per ms) remains 224/224 properties
BEST_FIRST walk for 404 steps (8 resets) in 9 ms. (40 steps per ms) remains 224/224 properties
BEST_FIRST walk for 404 steps (8 resets) in 8 ms. (44 steps per ms) remains 224/224 properties
BEST_FIRST walk for 404 steps (8 resets) in 7 ms. (50 steps per ms) remains 224/224 properties
BEST_FIRST walk for 404 steps (8 resets) in 7 ms. (50 steps per ms) remains 224/224 properties
BEST_FIRST walk for 404 steps (8 resets) in 8 ms. (44 steps per ms) remains 224/224 properties
BEST_FIRST walk for 404 steps (8 resets) in 7 ms. (50 steps per ms) remains 224/224 properties
BEST_FIRST walk for 404 steps (8 resets) in 7 ms. (50 steps per ms) remains 224/224 properties
BEST_FIRST walk for 404 steps (8 resets) in 7 ms. (50 steps per ms) remains 224/224 properties
BEST_FIRST walk for 404 steps (8 resets) in 7 ms. (50 steps per ms) remains 224/224 properties
BEST_FIRST walk for 404 steps (8 resets) in 7 ms. (50 steps per ms) remains 224/224 properties
BEST_FIRST walk for 404 steps (8 resets) in 7 ms. (50 steps per ms) remains 224/224 properties
BEST_FIRST walk for 404 steps (8 resets) in 6 ms. (57 steps per ms) remains 224/224 properties
BEST_FIRST walk for 404 steps (8 resets) in 7 ms. (50 steps per ms) remains 224/224 properties
BEST_FIRST walk for 404 steps (8 resets) in 8 ms. (44 steps per ms) remains 224/224 properties
BEST_FIRST walk for 404 steps (8 resets) in 11 ms. (33 steps per ms) remains 224/224 properties
BEST_FIRST walk for 404 steps (8 resets) in 8 ms. (44 steps per ms) remains 224/224 properties
BEST_FIRST walk for 404 steps (8 resets) in 8 ms. (44 steps per ms) remains 224/224 properties
BEST_FIRST walk for 404 steps (8 resets) in 8 ms. (44 steps per ms) remains 224/224 properties
BEST_FIRST walk for 404 steps (8 resets) in 6 ms. (57 steps per ms) remains 224/224 properties
BEST_FIRST walk for 404 steps (8 resets) in 7 ms. (50 steps per ms) remains 224/224 properties
BEST_FIRST walk for 404 steps (8 resets) in 9 ms. (40 steps per ms) remains 224/224 properties
BEST_FIRST walk for 404 steps (8 resets) in 8 ms. (44 steps per ms) remains 224/224 properties
BEST_FIRST walk for 404 steps (8 resets) in 8 ms. (44 steps per ms) remains 224/224 properties
BEST_FIRST walk for 404 steps (8 resets) in 6 ms. (57 steps per ms) remains 224/224 properties
BEST_FIRST walk for 404 steps (8 resets) in 11 ms. (33 steps per ms) remains 224/224 properties
BEST_FIRST walk for 404 steps (8 resets) in 7 ms. (50 steps per ms) remains 224/224 properties
BEST_FIRST walk for 404 steps (8 resets) in 6 ms. (57 steps per ms) remains 224/224 properties
BEST_FIRST walk for 404 steps (8 resets) in 7 ms. (50 steps per ms) remains 224/224 properties
BEST_FIRST walk for 404 steps (8 resets) in 6 ms. (57 steps per ms) remains 224/224 properties
BEST_FIRST walk for 404 steps (8 resets) in 5 ms. (67 steps per ms) remains 224/224 properties
BEST_FIRST walk for 404 steps (8 resets) in 5 ms. (67 steps per ms) remains 224/224 properties
BEST_FIRST walk for 404 steps (8 resets) in 7 ms. (50 steps per ms) remains 224/224 properties
BEST_FIRST walk for 404 steps (8 resets) in 7 ms. (50 steps per ms) remains 224/224 properties
BEST_FIRST walk for 404 steps (8 resets) in 5 ms. (67 steps per ms) remains 224/224 properties
BEST_FIRST walk for 404 steps (8 resets) in 5 ms. (67 steps per ms) remains 224/224 properties
BEST_FIRST walk for 404 steps (8 resets) in 5 ms. (67 steps per ms) remains 224/224 properties
BEST_FIRST walk for 404 steps (8 resets) in 7 ms. (50 steps per ms) remains 224/224 properties
BEST_FIRST walk for 404 steps (8 resets) in 7 ms. (50 steps per ms) remains 224/224 properties
BEST_FIRST walk for 404 steps (8 resets) in 6 ms. (57 steps per ms) remains 224/224 properties
[2024-05-23 17:29:04] [INFO ] Flow matrix only has 1368 transitions (discarded 1448 similar events)
// Phase 1: matrix 1368 rows 712 cols
[2024-05-23 17:29:04] [INFO ] Computed 25 invariants in 31 ms
[2024-05-23 17:29:04] [INFO ] State equation strengthened by 676 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/224 variables, 224/224 constraints. Problems are: Problem set: 0 solved, 224 unsolved
Error getting values : (error "ParserException while parsing response: ((s280 (/ 1.0 2.0))
(s281 (/ 1.0 2.0))
(s282 (/ 1.0 2.0))
(s283 (/ 1.0 2.0))
(s284 (/ 1.0 2.0))
(s285 (/ 1.0 2.0))
(s286 (/ 1.0 2.0))
(s287 (/ 1.0 2.0))
(s288 (/ 1.0 2.0))
(s289 (/ 1.0 2.0))
(s290 (/ 1.0 2.0))
(s291 (/ 1.0 2.0))
(s292 (/ 1.0 2.0))
(s293 (/ 1.0 2.0))
(s294 (/ 1.0 2.0))
(s295 (/ 1.0 2.0))
(s296 (/ 1.0 2.0))
(s297 (/ 1.0 2.0))
(s298 (/ 1.0 2.0))
(s299 (/ 1.0 2.0))
(s300 (/ 1.0 2.0))
(s301 (/ 1.0 2.0))
(s302 (/ 1.0 2.0))
(s303 (/ 1.0 2.0))
(s304 (/ 1.0 2.0))
(s305 (/ 1.0 2.0))
(s306 timeout
(/ org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 224/2080 variables, and 224 constraints, problems are : Problem set: 0 solved, 224 unsolved in 5132 ms.
Refiners :[Domain max(s): 224/712 constraints, Positive P Invariants (semi-flows): 0/17 constraints, Generalized P Invariants (flows): 0/8 constraints, State Equation: 0/712 constraints, ReadFeed: 0/676 constraints, PredecessorRefiner: 224/224 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 224 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/224 variables, 224/224 constraints. Problems are: Problem set: 0 solved, 224 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/224 variables, 0/224 constraints. Problems are: Problem set: 0 solved, 224 unsolved
At refinement iteration 2 (OVERLAPS) 464/688 variables, 16/240 constraints. Problems are: Problem set: 0 solved, 224 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/688 variables, 464/704 constraints. Problems are: Problem set: 0 solved, 224 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 688/2080 variables, and 704 constraints, problems are : Problem set: 0 solved, 224 unsolved in 5034 ms.
Refiners :[Domain max(s): 688/712 constraints, Positive P Invariants (semi-flows): 16/17 constraints, Generalized P Invariants (flows): 0/8 constraints, State Equation: 0/712 constraints, ReadFeed: 0/676 constraints, PredecessorRefiner: 0/224 constraints, Known Traps: 0/0 constraints]
After SMT, in 10510ms problems are : Problem set: 0 solved, 224 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 224 out of 712 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 712/712 places, 2816/2816 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 8 transitions
Trivial Post-agglo rules discarded 8 transitions
Performed 8 trivial Post agglomeration. Transition count delta: 8
Iterating post reduction 0 with 8 rules applied. Total rules applied 8 place count 712 transition count 2808
Reduce places removed 8 places and 0 transitions.
Iterating post reduction 1 with 8 rules applied. Total rules applied 16 place count 704 transition count 2808
Performed 144 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 144 Pre rules applied. Total rules applied 16 place count 704 transition count 2664
Deduced a syphon composed of 144 places in 9 ms
Reduce places removed 144 places and 0 transitions.
Iterating global reduction 2 with 288 rules applied. Total rules applied 304 place count 560 transition count 2664
Discarding 56 places :
Symmetric choice reduction at 2 with 56 rule applications. Total rules 360 place count 504 transition count 2216
Iterating global reduction 2 with 56 rules applied. Total rules applied 416 place count 504 transition count 2216
Performed 56 Post agglomeration using F-continuation condition.Transition count delta: 56
Deduced a syphon composed of 56 places in 9 ms
Reduce places removed 56 places and 0 transitions.
Iterating global reduction 2 with 112 rules applied. Total rules applied 528 place count 448 transition count 2160
Applied a total of 528 rules in 598 ms. Remains 448 /712 variables (removed 264) and now considering 2160/2816 (removed 656) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 626 ms. Remains : 448/712 places, 2160/2816 transitions.
RANDOM walk for 4000000 steps (8 resets) in 79731 ms. (50 steps per ms) remains 216/224 properties
BEST_FIRST walk for 40004 steps (8 resets) in 105 ms. (377 steps per ms) remains 215/216 properties
BEST_FIRST walk for 40004 steps (8 resets) in 104 ms. (380 steps per ms) remains 215/215 properties
BEST_FIRST walk for 40004 steps (8 resets) in 106 ms. (373 steps per ms) remains 215/215 properties
BEST_FIRST walk for 40004 steps (8 resets) in 105 ms. (377 steps per ms) remains 215/215 properties
BEST_FIRST walk for 40004 steps (8 resets) in 114 ms. (347 steps per ms) remains 213/215 properties
BEST_FIRST walk for 40004 steps (8 resets) in 104 ms. (380 steps per ms) remains 213/213 properties
BEST_FIRST walk for 40004 steps (8 resets) in 106 ms. (373 steps per ms) remains 213/213 properties
BEST_FIRST walk for 40004 steps (8 resets) in 102 ms. (388 steps per ms) remains 213/213 properties
BEST_FIRST walk for 40004 steps (8 resets) in 104 ms. (380 steps per ms) remains 213/213 properties
BEST_FIRST walk for 40004 steps (8 resets) in 105 ms. (377 steps per ms) remains 213/213 properties
BEST_FIRST walk for 40004 steps (8 resets) in 110 ms. (360 steps per ms) remains 212/213 properties
BEST_FIRST walk for 40004 steps (8 resets) in 105 ms. (377 steps per ms) remains 212/212 properties
BEST_FIRST walk for 40004 steps (8 resets) in 105 ms. (377 steps per ms) remains 212/212 properties
BEST_FIRST walk for 40004 steps (8 resets) in 104 ms. (380 steps per ms) remains 212/212 properties
BEST_FIRST walk for 40004 steps (8 resets) in 108 ms. (367 steps per ms) remains 212/212 properties
BEST_FIRST walk for 40004 steps (8 resets) in 122 ms. (325 steps per ms) remains 212/212 properties
BEST_FIRST walk for 40004 steps (8 resets) in 157 ms. (253 steps per ms) remains 212/212 properties
BEST_FIRST walk for 40004 steps (8 resets) in 161 ms. (246 steps per ms) remains 212/212 properties
BEST_FIRST walk for 40004 steps (8 resets) in 154 ms. (258 steps per ms) remains 212/212 properties
BEST_FIRST walk for 40004 steps (8 resets) in 157 ms. (253 steps per ms) remains 212/212 properties
BEST_FIRST walk for 40004 steps (8 resets) in 154 ms. (258 steps per ms) remains 212/212 properties
BEST_FIRST walk for 40004 steps (8 resets) in 155 ms. (256 steps per ms) remains 212/212 properties
BEST_FIRST walk for 40004 steps (8 resets) in 153 ms. (259 steps per ms) remains 211/212 properties
BEST_FIRST walk for 40004 steps (8 resets) in 161 ms. (246 steps per ms) remains 211/211 properties
BEST_FIRST walk for 40004 steps (8 resets) in 156 ms. (254 steps per ms) remains 211/211 properties
BEST_FIRST walk for 40004 steps (8 resets) in 155 ms. (256 steps per ms) remains 211/211 properties
BEST_FIRST walk for 40004 steps (8 resets) in 154 ms. (258 steps per ms) remains 211/211 properties
BEST_FIRST walk for 40004 steps (8 resets) in 154 ms. (258 steps per ms) remains 211/211 properties
BEST_FIRST walk for 40004 steps (8 resets) in 115 ms. (344 steps per ms) remains 211/211 properties
BEST_FIRST walk for 40004 steps (8 resets) in 110 ms. (360 steps per ms) remains 211/211 properties
BEST_FIRST walk for 40004 steps (8 resets) in 106 ms. (373 steps per ms) remains 211/211 properties
BEST_FIRST walk for 40004 steps (8 resets) in 105 ms. (377 steps per ms) remains 211/211 properties
BEST_FIRST walk for 40004 steps (8 resets) in 106 ms. (373 steps per ms) remains 210/211 properties
BEST_FIRST walk for 40004 steps (8 resets) in 107 ms. (370 steps per ms) remains 210/210 properties
BEST_FIRST walk for 40004 steps (8 resets) in 105 ms. (377 steps per ms) remains 210/210 properties
BEST_FIRST walk for 40004 steps (8 resets) in 113 ms. (350 steps per ms) remains 210/210 properties
BEST_FIRST walk for 40004 steps (8 resets) in 104 ms. (380 steps per ms) remains 210/210 properties
BEST_FIRST walk for 40004 steps (8 resets) in 105 ms. (377 steps per ms) remains 210/210 properties
BEST_FIRST walk for 40004 steps (8 resets) in 103 ms. (384 steps per ms) remains 210/210 properties
BEST_FIRST walk for 40004 steps (8 resets) in 105 ms. (377 steps per ms) remains 210/210 properties
BEST_FIRST walk for 40004 steps (8 resets) in 108 ms. (367 steps per ms) remains 210/210 properties
BEST_FIRST walk for 40004 steps (8 resets) in 108 ms. (367 steps per ms) remains 209/210 properties
BEST_FIRST walk for 40004 steps (8 resets) in 115 ms. (344 steps per ms) remains 209/209 properties
BEST_FIRST walk for 40004 steps (8 resets) in 104 ms. (380 steps per ms) remains 209/209 properties
BEST_FIRST walk for 40004 steps (8 resets) in 102 ms. (388 steps per ms) remains 209/209 properties
BEST_FIRST walk for 40004 steps (8 resets) in 105 ms. (377 steps per ms) remains 209/209 properties
BEST_FIRST walk for 40004 steps (8 resets) in 121 ms. (327 steps per ms) remains 209/209 properties
BEST_FIRST walk for 40004 steps (8 resets) in 144 ms. (275 steps per ms) remains 209/209 properties
BEST_FIRST walk for 40004 steps (8 resets) in 150 ms. (264 steps per ms) remains 209/209 properties
BEST_FIRST walk for 40004 steps (8 resets) in 146 ms. (272 steps per ms) remains 209/209 properties
BEST_FIRST walk for 40004 steps (8 resets) in 149 ms. (266 steps per ms) remains 209/209 properties
BEST_FIRST walk for 40004 steps (8 resets) in 145 ms. (274 steps per ms) remains 209/209 properties
BEST_FIRST walk for 40004 steps (8 resets) in 143 ms. (277 steps per ms) remains 209/209 properties
BEST_FIRST walk for 40004 steps (8 resets) in 145 ms. (274 steps per ms) remains 209/209 properties
BEST_FIRST walk for 40004 steps (8 resets) in 149 ms. (266 steps per ms) remains 209/209 properties
BEST_FIRST walk for 40004 steps (8 resets) in 144 ms. (275 steps per ms) remains 209/209 properties
BEST_FIRST walk for 40004 steps (8 resets) in 144 ms. (275 steps per ms) remains 209/209 properties
BEST_FIRST walk for 40004 steps (8 resets) in 145 ms. (274 steps per ms) remains 209/209 properties
BEST_FIRST walk for 40004 steps (8 resets) in 141 ms. (281 steps per ms) remains 209/209 properties
BEST_FIRST walk for 40004 steps (8 resets) in 106 ms. (373 steps per ms) remains 209/209 properties
BEST_FIRST walk for 40004 steps (8 resets) in 103 ms. (384 steps per ms) remains 209/209 properties
BEST_FIRST walk for 40004 steps (8 resets) in 110 ms. (360 steps per ms) remains 209/209 properties
BEST_FIRST walk for 40004 steps (8 resets) in 105 ms. (377 steps per ms) remains 209/209 properties
BEST_FIRST walk for 40004 steps (8 resets) in 137 ms. (289 steps per ms) remains 209/209 properties
BEST_FIRST walk for 40004 steps (8 resets) in 108 ms. (367 steps per ms) remains 209/209 properties
BEST_FIRST walk for 40004 steps (8 resets) in 105 ms. (377 steps per ms) remains 209/209 properties
BEST_FIRST walk for 40004 steps (8 resets) in 104 ms. (380 steps per ms) remains 209/209 properties
BEST_FIRST walk for 40004 steps (8 resets) in 110 ms. (360 steps per ms) remains 209/209 properties
BEST_FIRST walk for 40004 steps (8 resets) in 105 ms. (377 steps per ms) remains 209/209 properties
BEST_FIRST walk for 40004 steps (8 resets) in 104 ms. (380 steps per ms) remains 209/209 properties
BEST_FIRST walk for 40004 steps (8 resets) in 104 ms. (380 steps per ms) remains 209/209 properties
BEST_FIRST walk for 40004 steps (8 resets) in 105 ms. (377 steps per ms) remains 209/209 properties
BEST_FIRST walk for 40004 steps (8 resets) in 106 ms. (373 steps per ms) remains 209/209 properties
BEST_FIRST walk for 40004 steps (8 resets) in 155 ms. (256 steps per ms) remains 209/209 properties
BEST_FIRST walk for 40004 steps (8 resets) in 234 ms. (170 steps per ms) remains 209/209 properties
BEST_FIRST walk for 40004 steps (8 resets) in 186 ms. (213 steps per ms) remains 209/209 properties
BEST_FIRST walk for 40004 steps (8 resets) in 167 ms. (238 steps per ms) remains 209/209 properties
BEST_FIRST walk for 40004 steps (8 resets) in 167 ms. (238 steps per ms) remains 209/209 properties
BEST_FIRST walk for 40004 steps (8 resets) in 167 ms. (238 steps per ms) remains 209/209 properties
BEST_FIRST walk for 40004 steps (8 resets) in 173 ms. (229 steps per ms) remains 209/209 properties
BEST_FIRST walk for 40004 steps (8 resets) in 167 ms. (238 steps per ms) remains 209/209 properties
BEST_FIRST walk for 40004 steps (8 resets) in 167 ms. (238 steps per ms) remains 209/209 properties
BEST_FIRST walk for 40004 steps (8 resets) in 179 ms. (222 steps per ms) remains 209/209 properties
BEST_FIRST walk for 40004 steps (8 resets) in 152 ms. (261 steps per ms) remains 209/209 properties
BEST_FIRST walk for 40004 steps (8 resets) in 145 ms. (274 steps per ms) remains 209/209 properties
BEST_FIRST walk for 40004 steps (8 resets) in 144 ms. (275 steps per ms) remains 209/209 properties
BEST_FIRST walk for 40004 steps (8 resets) in 150 ms. (264 steps per ms) remains 209/209 properties
BEST_FIRST walk for 40004 steps (8 resets) in 143 ms. (277 steps per ms) remains 209/209 properties
BEST_FIRST walk for 40004 steps (8 resets) in 149 ms. (266 steps per ms) remains 209/209 properties
BEST_FIRST walk for 40004 steps (8 resets) in 143 ms. (277 steps per ms) remains 209/209 properties
BEST_FIRST walk for 40004 steps (8 resets) in 142 ms. (279 steps per ms) remains 209/209 properties
Interrupted probabilistic random walk after 5102631 steps, run timeout after 69001 ms. (steps per millisecond=73 ) properties seen :198 out of 209
Probabilistic random walk after 5102631 steps, saw 1297169 distinct states, run finished after 69009 ms. (steps per millisecond=73 ) properties seen :198
[2024-05-23 17:30:48] [INFO ] Flow matrix only has 712 transitions (discarded 1448 similar events)
// Phase 1: matrix 712 rows 448 cols
[2024-05-23 17:30:48] [INFO ] Computed 25 invariants in 9 ms
[2024-05-23 17:30:48] [INFO ] State equation strengthened by 284 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/11 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 1 (OVERLAPS) 307/318 variables, 12/12 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/318 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 3 (OVERLAPS) 12/330 variables, 6/18 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/330 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 5 (OVERLAPS) 534/864 variables, 330/348 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/864 variables, 102/450 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/864 variables, 0/450 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 8 (OVERLAPS) 36/900 variables, 8/458 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/900 variables, 1/459 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/900 variables, 58/517 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/900 variables, 0/517 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 12 (OVERLAPS) 44/944 variables, 20/537 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/944 variables, 18/555 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/944 variables, 0/555 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 15 (OVERLAPS) 86/1030 variables, 4/559 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1030 variables, 0/559 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 17 (OVERLAPS) 4/1034 variables, 2/561 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/1034 variables, 0/561 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 19 (OVERLAPS) 126/1160 variables, 90/651 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/1160 variables, 106/757 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/1160 variables, 0/757 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 22 (OVERLAPS) 0/1160 variables, 0/757 constraints. Problems are: Problem set: 0 solved, 11 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1160/1160 variables, and 757 constraints, problems are : Problem set: 0 solved, 11 unsolved in 2662 ms.
Refiners :[Positive P Invariants (semi-flows): 17/17 constraints, Generalized P Invariants (flows): 8/8 constraints, State Equation: 448/448 constraints, ReadFeed: 284/284 constraints, PredecessorRefiner: 11/11 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 11 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/11 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 1 (OVERLAPS) 307/318 variables, 12/12 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/318 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 3 (OVERLAPS) 12/330 variables, 6/18 constraints. Problems are: Problem set: 0 solved, 11 unsolved
[2024-05-23 17:30:51] [INFO ] Deduced a trap composed of 21 places in 486 ms of which 61 ms to minimize.
[2024-05-23 17:30:52] [INFO ] Deduced a trap composed of 12 places in 451 ms of which 7 ms to minimize.
[2024-05-23 17:30:52] [INFO ] Deduced a trap composed of 3 places in 202 ms of which 4 ms to minimize.
[2024-05-23 17:30:52] [INFO ] Deduced a trap composed of 46 places in 138 ms of which 3 ms to minimize.
[2024-05-23 17:30:52] [INFO ] Deduced a trap composed of 25 places in 150 ms of which 3 ms to minimize.
[2024-05-23 17:30:52] [INFO ] Deduced a trap composed of 27 places in 181 ms of which 3 ms to minimize.
[2024-05-23 17:30:53] [INFO ] Deduced a trap composed of 13 places in 228 ms of which 4 ms to minimize.
[2024-05-23 17:30:53] [INFO ] Deduced a trap composed of 48 places in 176 ms of which 3 ms to minimize.
[2024-05-23 17:30:53] [INFO ] Deduced a trap composed of 49 places in 120 ms of which 2 ms to minimize.
[2024-05-23 17:30:53] [INFO ] Deduced a trap composed of 43 places in 137 ms of which 2 ms to minimize.
[2024-05-23 17:30:53] [INFO ] Deduced a trap composed of 3 places in 70 ms of which 1 ms to minimize.
[2024-05-23 17:30:54] [INFO ] Deduced a trap composed of 23 places in 246 ms of which 3 ms to minimize.
[2024-05-23 17:30:54] [INFO ] Deduced a trap composed of 3 places in 222 ms of which 3 ms to minimize.
[2024-05-23 17:30:54] [INFO ] Deduced a trap composed of 42 places in 146 ms of which 2 ms to minimize.
[2024-05-23 17:30:54] [INFO ] Deduced a trap composed of 39 places in 134 ms of which 2 ms to minimize.
[2024-05-23 17:30:54] [INFO ] Deduced a trap composed of 3 places in 68 ms of which 1 ms to minimize.
[2024-05-23 17:30:55] [INFO ] Deduced a trap composed of 23 places in 304 ms of which 4 ms to minimize.
[2024-05-23 17:30:55] [INFO ] Deduced a trap composed of 19 places in 290 ms of which 4 ms to minimize.
[2024-05-23 17:30:55] [INFO ] Deduced a trap composed of 15 places in 317 ms of which 4 ms to minimize.
[2024-05-23 17:30:55] [INFO ] Deduced a trap composed of 3 places in 76 ms of which 2 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/330 variables, 20/38 constraints. Problems are: Problem set: 0 solved, 11 unsolved
[2024-05-23 17:30:55] [INFO ] Deduced a trap composed of 43 places in 129 ms of which 2 ms to minimize.
[2024-05-23 17:30:56] [INFO ] Deduced a trap composed of 45 places in 134 ms of which 2 ms to minimize.
[2024-05-23 17:30:56] [INFO ] Deduced a trap composed of 27 places in 124 ms of which 2 ms to minimize.
[2024-05-23 17:30:56] [INFO ] Deduced a trap composed of 46 places in 150 ms of which 2 ms to minimize.
[2024-05-23 17:30:56] [INFO ] Deduced a trap composed of 45 places in 138 ms of which 2 ms to minimize.
[2024-05-23 17:30:56] [INFO ] Deduced a trap composed of 44 places in 161 ms of which 3 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/330 variables, 6/44 constraints. Problems are: Problem set: 0 solved, 11 unsolved
[2024-05-23 17:30:57] [INFO ] Deduced a trap composed of 23 places in 218 ms of which 3 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/330 variables, 1/45 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/330 variables, 0/45 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 8 (OVERLAPS) 534/864 variables, 330/375 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/864 variables, 102/477 constraints. Problems are: Problem set: 0 solved, 11 unsolved
[2024-05-23 17:30:58] [INFO ] Deduced a trap composed of 3 places in 92 ms of which 2 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/864 variables, 1/478 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/864 variables, 0/478 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 12 (OVERLAPS) 36/900 variables, 8/486 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/900 variables, 1/487 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/900 variables, 58/545 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/900 variables, 7/552 constraints. Problems are: Problem set: 0 solved, 11 unsolved
[2024-05-23 17:30:59] [INFO ] Deduced a trap composed of 15 places in 139 ms of which 2 ms to minimize.
At refinement iteration 16 (INCLUDED_ONLY) 0/900 variables, 1/553 constraints. Problems are: Problem set: 0 solved, 11 unsolved
[2024-05-23 17:31:00] [INFO ] Deduced a trap composed of 17 places in 130 ms of which 2 ms to minimize.
[2024-05-23 17:31:00] [INFO ] Deduced a trap composed of 24 places in 150 ms of which 2 ms to minimize.
At refinement iteration 17 (INCLUDED_ONLY) 0/900 variables, 2/555 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/900 variables, 0/555 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 19 (OVERLAPS) 44/944 variables, 20/575 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/944 variables, 18/593 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/944 variables, 0/593 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 22 (OVERLAPS) 86/1030 variables, 4/597 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/1030 variables, 0/597 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 24 (OVERLAPS) 4/1034 variables, 2/599 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/1034 variables, 4/603 constraints. Problems are: Problem set: 0 solved, 11 unsolved
[2024-05-23 17:31:02] [INFO ] Deduced a trap composed of 51 places in 88 ms of which 2 ms to minimize.
[2024-05-23 17:31:03] [INFO ] Deduced a trap composed of 69 places in 307 ms of which 4 ms to minimize.
At refinement iteration 26 (INCLUDED_ONLY) 0/1034 variables, 2/605 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 27 (INCLUDED_ONLY) 0/1034 variables, 0/605 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 28 (OVERLAPS) 126/1160 variables, 90/695 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 29 (INCLUDED_ONLY) 0/1160 variables, 106/801 constraints. Problems are: Problem set: 0 solved, 11 unsolved
[2024-05-23 17:31:04] [INFO ] Deduced a trap composed of 23 places in 85 ms of which 2 ms to minimize.
[2024-05-23 17:31:04] [INFO ] Deduced a trap composed of 54 places in 95 ms of which 5 ms to minimize.
[2024-05-23 17:31:04] [INFO ] Deduced a trap composed of 53 places in 151 ms of which 3 ms to minimize.
[2024-05-23 17:31:04] [INFO ] Deduced a trap composed of 52 places in 133 ms of which 2 ms to minimize.
[2024-05-23 17:31:05] [INFO ] Deduced a trap composed of 20 places in 205 ms of which 2 ms to minimize.
At refinement iteration 30 (INCLUDED_ONLY) 0/1160 variables, 5/806 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 31 (INCLUDED_ONLY) 0/1160 variables, 0/806 constraints. Problems are: Problem set: 0 solved, 11 unsolved
[2024-05-23 17:31:06] [INFO ] Deduced a trap composed of 21 places in 149 ms of which 2 ms to minimize.
At refinement iteration 32 (OVERLAPS) 0/1160 variables, 1/807 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 33 (INCLUDED_ONLY) 0/1160 variables, 0/807 constraints. Problems are: Problem set: 0 solved, 11 unsolved
At refinement iteration 34 (OVERLAPS) 0/1160 variables, 0/807 constraints. Problems are: Problem set: 0 solved, 11 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1160/1160 variables, and 807 constraints, problems are : Problem set: 0 solved, 11 unsolved in 17890 ms.
Refiners :[Positive P Invariants (semi-flows): 17/17 constraints, Generalized P Invariants (flows): 8/8 constraints, State Equation: 448/448 constraints, ReadFeed: 284/284 constraints, PredecessorRefiner: 11/11 constraints, Known Traps: 39/39 constraints]
After SMT, in 20600ms problems are : Problem set: 0 solved, 11 unsolved
Parikh walk visited 3 properties in 9463 ms.
Support contains 8 out of 448 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 448/448 places, 2160/2160 transitions.
Performed 56 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 56 Pre rules applied. Total rules applied 0 place count 448 transition count 2104
Deduced a syphon composed of 56 places in 8 ms
Reduce places removed 56 places and 0 transitions.
Iterating global reduction 0 with 112 rules applied. Total rules applied 112 place count 392 transition count 2104
Applied a total of 112 rules in 132 ms. Remains 392 /448 variables (removed 56) and now considering 2104/2160 (removed 56) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 132 ms. Remains : 392/448 places, 2104/2160 transitions.
RANDOM walk for 4000000 steps (8 resets) in 22020 ms. (181 steps per ms) remains 8/8 properties
BEST_FIRST walk for 4000004 steps (8 resets) in 3813 ms. (1048 steps per ms) remains 8/8 properties
BEST_FIRST walk for 4000004 steps (8 resets) in 3738 ms. (1069 steps per ms) remains 8/8 properties
BEST_FIRST walk for 4000004 steps (8 resets) in 3582 ms. (1116 steps per ms) remains 8/8 properties
BEST_FIRST walk for 4000004 steps (8 resets) in 3733 ms. (1071 steps per ms) remains 8/8 properties
BEST_FIRST walk for 4000004 steps (8 resets) in 3275 ms. (1221 steps per ms) remains 8/8 properties
BEST_FIRST walk for 4000004 steps (8 resets) in 3329 ms. (1201 steps per ms) remains 8/8 properties
BEST_FIRST walk for 4000004 steps (8 resets) in 3295 ms. (1213 steps per ms) remains 8/8 properties
BEST_FIRST walk for 4000004 steps (8 resets) in 3371 ms. (1186 steps per ms) remains 8/8 properties
Interrupted probabilistic random walk after 4826583 steps, run timeout after 57001 ms. (steps per millisecond=84 ) properties seen :1 out of 8
Probabilistic random walk after 4826583 steps, saw 1271477 distinct states, run finished after 57002 ms. (steps per millisecond=84 ) properties seen :1
[2024-05-23 17:32:35] [INFO ] Flow matrix only has 656 transitions (discarded 1448 similar events)
// Phase 1: matrix 656 rows 392 cols
[2024-05-23 17:32:35] [INFO ] Computed 25 invariants in 3 ms
[2024-05-23 17:32:35] [INFO ] State equation strengthened by 284 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 1 (OVERLAPS) 223/230 variables, 10/10 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/230 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 3 (OVERLAPS) 10/240 variables, 5/15 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/240 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 5 (OVERLAPS) 410/650 variables, 240/255 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/650 variables, 70/325 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/650 variables, 0/325 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 8 (OVERLAPS) 50/700 variables, 8/333 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/700 variables, 1/334 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/700 variables, 48/382 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/700 variables, 0/382 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 12 (OVERLAPS) 66/766 variables, 30/412 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/766 variables, 24/436 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/766 variables, 0/436 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 15 (OVERLAPS) 107/873 variables, 5/441 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/873 variables, 0/441 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 17 (OVERLAPS) 2/875 variables, 1/442 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/875 variables, 0/442 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 19 (OVERLAPS) 5/880 variables, 3/445 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/880 variables, 0/445 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 21 (OVERLAPS) 168/1048 variables, 114/559 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/1048 variables, 142/701 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/1048 variables, 0/701 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 24 (OVERLAPS) 0/1048 variables, 0/701 constraints. Problems are: Problem set: 0 solved, 7 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1048/1048 variables, and 701 constraints, problems are : Problem set: 0 solved, 7 unsolved in 1949 ms.
Refiners :[Positive P Invariants (semi-flows): 17/17 constraints, Generalized P Invariants (flows): 8/8 constraints, State Equation: 392/392 constraints, ReadFeed: 284/284 constraints, PredecessorRefiner: 7/7 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 7 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 1 (OVERLAPS) 223/230 variables, 10/10 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/230 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 3 (OVERLAPS) 10/240 variables, 5/15 constraints. Problems are: Problem set: 0 solved, 7 unsolved
[2024-05-23 17:32:37] [INFO ] Deduced a trap composed of 3 places in 365 ms of which 5 ms to minimize.
[2024-05-23 17:32:38] [INFO ] Deduced a trap composed of 39 places in 342 ms of which 4 ms to minimize.
[2024-05-23 17:32:38] [INFO ] Deduced a trap composed of 54 places in 265 ms of which 3 ms to minimize.
[2024-05-23 17:32:38] [INFO ] Deduced a trap composed of 21 places in 293 ms of which 4 ms to minimize.
[2024-05-23 17:32:39] [INFO ] Deduced a trap composed of 23 places in 281 ms of which 3 ms to minimize.
[2024-05-23 17:32:39] [INFO ] Deduced a trap composed of 39 places in 262 ms of which 3 ms to minimize.
[2024-05-23 17:32:39] [INFO ] Deduced a trap composed of 3 places in 63 ms of which 2 ms to minimize.
[2024-05-23 17:32:39] [INFO ] Deduced a trap composed of 3 places in 275 ms of which 3 ms to minimize.
[2024-05-23 17:32:39] [INFO ] Deduced a trap composed of 26 places in 197 ms of which 3 ms to minimize.
[2024-05-23 17:32:40] [INFO ] Deduced a trap composed of 41 places in 181 ms of which 3 ms to minimize.
[2024-05-23 17:32:40] [INFO ] Deduced a trap composed of 43 places in 131 ms of which 2 ms to minimize.
[2024-05-23 17:32:40] [INFO ] Deduced a trap composed of 37 places in 123 ms of which 2 ms to minimize.
[2024-05-23 17:32:40] [INFO ] Deduced a trap composed of 17 places in 355 ms of which 4 ms to minimize.
[2024-05-23 17:32:41] [INFO ] Deduced a trap composed of 20 places in 345 ms of which 4 ms to minimize.
[2024-05-23 17:32:41] [INFO ] Deduced a trap composed of 15 places in 334 ms of which 5 ms to minimize.
[2024-05-23 17:32:41] [INFO ] Deduced a trap composed of 43 places in 349 ms of which 5 ms to minimize.
[2024-05-23 17:32:42] [INFO ] Deduced a trap composed of 11 places in 371 ms of which 4 ms to minimize.
[2024-05-23 17:32:42] [INFO ] Deduced a trap composed of 19 places in 263 ms of which 4 ms to minimize.
[2024-05-23 17:32:42] [INFO ] Deduced a trap composed of 13 places in 267 ms of which 3 ms to minimize.
[2024-05-23 17:32:42] [INFO ] Deduced a trap composed of 3 places in 67 ms of which 2 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/240 variables, 20/35 constraints. Problems are: Problem set: 0 solved, 7 unsolved
[2024-05-23 17:32:43] [INFO ] Deduced a trap composed of 43 places in 132 ms of which 2 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/240 variables, 1/36 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/240 variables, 0/36 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 7 (OVERLAPS) 410/650 variables, 240/276 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/650 variables, 70/346 constraints. Problems are: Problem set: 0 solved, 7 unsolved
[2024-05-23 17:32:43] [INFO ] Deduced a trap composed of 3 places in 57 ms of which 2 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/650 variables, 1/347 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/650 variables, 0/347 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 11 (OVERLAPS) 50/700 variables, 8/355 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/700 variables, 1/356 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/700 variables, 48/404 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/700 variables, 6/410 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/700 variables, 0/410 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 16 (OVERLAPS) 66/766 variables, 30/440 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/766 variables, 24/464 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/766 variables, 0/464 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 19 (OVERLAPS) 107/873 variables, 5/469 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/873 variables, 0/469 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 21 (OVERLAPS) 2/875 variables, 1/470 constraints. Problems are: Problem set: 0 solved, 7 unsolved
[2024-05-23 17:32:44] [INFO ] Deduced a trap composed of 47 places in 160 ms of which 3 ms to minimize.
[2024-05-23 17:32:45] [INFO ] Deduced a trap composed of 47 places in 159 ms of which 2 ms to minimize.
[2024-05-23 17:32:45] [INFO ] Deduced a trap composed of 47 places in 143 ms of which 2 ms to minimize.
[2024-05-23 17:32:46] [INFO ] Deduced a trap composed of 47 places in 524 ms of which 6 ms to minimize.
[2024-05-23 17:32:46] [INFO ] Deduced a trap composed of 47 places in 116 ms of which 2 ms to minimize.
At refinement iteration 22 (INCLUDED_ONLY) 0/875 variables, 5/475 constraints. Problems are: Problem set: 0 solved, 7 unsolved
[2024-05-23 17:32:47] [INFO ] Deduced a trap composed of 60 places in 542 ms of which 5 ms to minimize.
At refinement iteration 23 (INCLUDED_ONLY) 0/875 variables, 1/476 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/875 variables, 0/476 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 25 (OVERLAPS) 5/880 variables, 3/479 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/880 variables, 1/480 constraints. Problems are: Problem set: 0 solved, 7 unsolved
[2024-05-23 17:32:48] [INFO ] Deduced a trap composed of 86 places in 427 ms of which 5 ms to minimize.
[2024-05-23 17:32:48] [INFO ] Deduced a trap composed of 76 places in 458 ms of which 6 ms to minimize.
[2024-05-23 17:32:49] [INFO ] Deduced a trap composed of 73 places in 471 ms of which 5 ms to minimize.
At refinement iteration 27 (INCLUDED_ONLY) 0/880 variables, 3/483 constraints. Problems are: Problem set: 0 solved, 7 unsolved
[2024-05-23 17:32:49] [INFO ] Deduced a trap composed of 23 places in 111 ms of which 2 ms to minimize.
[2024-05-23 17:32:49] [INFO ] Deduced a trap composed of 25 places in 148 ms of which 2 ms to minimize.
[2024-05-23 17:32:50] [INFO ] Deduced a trap composed of 27 places in 143 ms of which 2 ms to minimize.
[2024-05-23 17:32:50] [INFO ] Deduced a trap composed of 49 places in 153 ms of which 2 ms to minimize.
[2024-05-23 17:32:50] [INFO ] Deduced a trap composed of 23 places in 604 ms of which 5 ms to minimize.
[2024-05-23 17:32:51] [INFO ] Deduced a trap composed of 19 places in 565 ms of which 6 ms to minimize.
[2024-05-23 17:32:51] [INFO ] Deduced a trap composed of 58 places in 159 ms of which 2 ms to minimize.
At refinement iteration 28 (INCLUDED_ONLY) 0/880 variables, 7/490 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 29 (INCLUDED_ONLY) 0/880 variables, 0/490 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 30 (OVERLAPS) 168/1048 variables, 114/604 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 31 (INCLUDED_ONLY) 0/1048 variables, 142/746 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 32 (INCLUDED_ONLY) 0/1048 variables, 0/746 constraints. Problems are: Problem set: 0 solved, 7 unsolved
[2024-05-23 17:32:53] [INFO ] Deduced a trap composed of 16 places in 135 ms of which 2 ms to minimize.
At refinement iteration 33 (OVERLAPS) 0/1048 variables, 1/747 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 34 (INCLUDED_ONLY) 0/1048 variables, 0/747 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 35 (OVERLAPS) 0/1048 variables, 0/747 constraints. Problems are: Problem set: 0 solved, 7 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1048/1048 variables, and 747 constraints, problems are : Problem set: 0 solved, 7 unsolved in 17114 ms.
Refiners :[Positive P Invariants (semi-flows): 17/17 constraints, Generalized P Invariants (flows): 8/8 constraints, State Equation: 392/392 constraints, ReadFeed: 284/284 constraints, PredecessorRefiner: 7/7 constraints, Known Traps: 39/39 constraints]
After SMT, in 19112ms problems are : Problem set: 0 solved, 7 unsolved
Parikh walk visited 0 properties in 3401 ms.
Support contains 7 out of 392 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 392/392 places, 2104/2104 transitions.
Applied a total of 0 rules in 95 ms. Remains 392 /392 variables (removed 0) and now considering 2104/2104 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 96 ms. Remains : 392/392 places, 2104/2104 transitions.
RANDOM walk for 4000000 steps (8 resets) in 16452 ms. (243 steps per ms) remains 7/7 properties
BEST_FIRST walk for 4000004 steps (8 resets) in 3014 ms. (1326 steps per ms) remains 7/7 properties
BEST_FIRST walk for 4000004 steps (8 resets) in 3003 ms. (1331 steps per ms) remains 7/7 properties
BEST_FIRST walk for 4000004 steps (8 resets) in 3021 ms. (1323 steps per ms) remains 7/7 properties
BEST_FIRST walk for 4000004 steps (8 resets) in 3030 ms. (1319 steps per ms) remains 7/7 properties
BEST_FIRST walk for 4000004 steps (8 resets) in 3034 ms. (1317 steps per ms) remains 7/7 properties
BEST_FIRST walk for 4000004 steps (8 resets) in 3031 ms. (1319 steps per ms) remains 7/7 properties
BEST_FIRST walk for 4000004 steps (8 resets) in 3026 ms. (1321 steps per ms) remains 7/7 properties
Interrupted probabilistic random walk after 2512539 steps, run timeout after 30001 ms. (steps per millisecond=83 ) properties seen :0 out of 7
Probabilistic random walk after 2512539 steps, saw 818557 distinct states, run finished after 30001 ms. (steps per millisecond=83 ) properties seen :0
[2024-05-23 17:33:38] [INFO ] Flow matrix only has 656 transitions (discarded 1448 similar events)
[2024-05-23 17:33:38] [INFO ] Invariant cache hit.
[2024-05-23 17:33:38] [INFO ] State equation strengthened by 284 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 1 (OVERLAPS) 223/230 variables, 10/10 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/230 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 3 (OVERLAPS) 10/240 variables, 5/15 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/240 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 5 (OVERLAPS) 410/650 variables, 240/255 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/650 variables, 70/325 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/650 variables, 0/325 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 8 (OVERLAPS) 50/700 variables, 8/333 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/700 variables, 1/334 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/700 variables, 48/382 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/700 variables, 0/382 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 12 (OVERLAPS) 66/766 variables, 30/412 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/766 variables, 24/436 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/766 variables, 0/436 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 15 (OVERLAPS) 107/873 variables, 5/441 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/873 variables, 0/441 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 17 (OVERLAPS) 2/875 variables, 1/442 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/875 variables, 0/442 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 19 (OVERLAPS) 5/880 variables, 3/445 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/880 variables, 0/445 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 21 (OVERLAPS) 168/1048 variables, 114/559 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/1048 variables, 142/701 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/1048 variables, 0/701 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 24 (OVERLAPS) 0/1048 variables, 0/701 constraints. Problems are: Problem set: 0 solved, 7 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1048/1048 variables, and 701 constraints, problems are : Problem set: 0 solved, 7 unsolved in 1343 ms.
Refiners :[Positive P Invariants (semi-flows): 17/17 constraints, Generalized P Invariants (flows): 8/8 constraints, State Equation: 392/392 constraints, ReadFeed: 284/284 constraints, PredecessorRefiner: 7/7 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 7 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 1 (OVERLAPS) 223/230 variables, 10/10 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/230 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 3 (OVERLAPS) 10/240 variables, 5/15 constraints. Problems are: Problem set: 0 solved, 7 unsolved
[2024-05-23 17:33:39] [INFO ] Deduced a trap composed of 3 places in 197 ms of which 3 ms to minimize.
[2024-05-23 17:33:39] [INFO ] Deduced a trap composed of 3 places in 196 ms of which 2 ms to minimize.
[2024-05-23 17:33:40] [INFO ] Deduced a trap composed of 39 places in 183 ms of which 2 ms to minimize.
[2024-05-23 17:33:40] [INFO ] Deduced a trap composed of 54 places in 156 ms of which 2 ms to minimize.
[2024-05-23 17:33:40] [INFO ] Deduced a trap composed of 21 places in 158 ms of which 2 ms to minimize.
[2024-05-23 17:33:40] [INFO ] Deduced a trap composed of 23 places in 117 ms of which 1 ms to minimize.
[2024-05-23 17:33:40] [INFO ] Deduced a trap composed of 19 places in 114 ms of which 2 ms to minimize.
[2024-05-23 17:33:40] [INFO ] Deduced a trap composed of 39 places in 79 ms of which 1 ms to minimize.
[2024-05-23 17:33:40] [INFO ] Deduced a trap composed of 38 places in 155 ms of which 2 ms to minimize.
[2024-05-23 17:33:41] [INFO ] Deduced a trap composed of 3 places in 111 ms of which 1 ms to minimize.
[2024-05-23 17:33:41] [INFO ] Deduced a trap composed of 3 places in 160 ms of which 3 ms to minimize.
[2024-05-23 17:33:41] [INFO ] Deduced a trap composed of 3 places in 154 ms of which 2 ms to minimize.
[2024-05-23 17:33:41] [INFO ] Deduced a trap composed of 26 places in 113 ms of which 2 ms to minimize.
[2024-05-23 17:33:41] [INFO ] Deduced a trap composed of 18 places in 114 ms of which 1 ms to minimize.
[2024-05-23 17:33:41] [INFO ] Deduced a trap composed of 23 places in 123 ms of which 2 ms to minimize.
[2024-05-23 17:33:41] [INFO ] Deduced a trap composed of 41 places in 83 ms of which 2 ms to minimize.
[2024-05-23 17:33:41] [INFO ] Deduced a trap composed of 43 places in 79 ms of which 1 ms to minimize.
[2024-05-23 17:33:42] [INFO ] Deduced a trap composed of 37 places in 78 ms of which 1 ms to minimize.
[2024-05-23 17:33:42] [INFO ] Deduced a trap composed of 41 places in 168 ms of which 3 ms to minimize.
[2024-05-23 17:33:42] [INFO ] Deduced a trap composed of 44 places in 158 ms of which 3 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/240 variables, 20/35 constraints. Problems are: Problem set: 0 solved, 7 unsolved
[2024-05-23 17:33:42] [INFO ] Deduced a trap composed of 15 places in 156 ms of which 2 ms to minimize.
[2024-05-23 17:33:42] [INFO ] Deduced a trap composed of 11 places in 158 ms of which 2 ms to minimize.
[2024-05-23 17:33:42] [INFO ] Deduced a trap composed of 43 places in 86 ms of which 2 ms to minimize.
[2024-05-23 17:33:42] [INFO ] Deduced a trap composed of 13 places in 167 ms of which 2 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/240 variables, 4/39 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/240 variables, 0/39 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 7 (OVERLAPS) 410/650 variables, 240/279 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/650 variables, 70/349 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/650 variables, 0/349 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 10 (OVERLAPS) 50/700 variables, 8/357 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/700 variables, 1/358 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/700 variables, 48/406 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/700 variables, 6/412 constraints. Problems are: Problem set: 0 solved, 7 unsolved
[2024-05-23 17:33:43] [INFO ] Deduced a trap composed of 20 places in 88 ms of which 1 ms to minimize.
At refinement iteration 14 (INCLUDED_ONLY) 0/700 variables, 1/413 constraints. Problems are: Problem set: 0 solved, 7 unsolved
[2024-05-23 17:33:43] [INFO ] Deduced a trap composed of 17 places in 62 ms of which 1 ms to minimize.
At refinement iteration 15 (INCLUDED_ONLY) 0/700 variables, 1/414 constraints. Problems are: Problem set: 0 solved, 7 unsolved
[2024-05-23 17:33:44] [INFO ] Deduced a trap composed of 15 places in 71 ms of which 1 ms to minimize.
At refinement iteration 16 (INCLUDED_ONLY) 0/700 variables, 1/415 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/700 variables, 0/415 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 18 (OVERLAPS) 66/766 variables, 30/445 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/766 variables, 24/469 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/766 variables, 0/469 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 21 (OVERLAPS) 107/873 variables, 5/474 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/873 variables, 0/474 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 23 (OVERLAPS) 2/875 variables, 1/475 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/875 variables, 0/475 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 25 (OVERLAPS) 5/880 variables, 3/478 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/880 variables, 1/479 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 27 (INCLUDED_ONLY) 0/880 variables, 0/479 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 28 (OVERLAPS) 168/1048 variables, 114/593 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 29 (INCLUDED_ONLY) 0/1048 variables, 142/735 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 30 (INCLUDED_ONLY) 0/1048 variables, 0/735 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 31 (OVERLAPS) 0/1048 variables, 0/735 constraints. Problems are: Problem set: 0 solved, 7 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1048/1048 variables, and 735 constraints, problems are : Problem set: 0 solved, 7 unsolved in 6648 ms.
Refiners :[Positive P Invariants (semi-flows): 17/17 constraints, Generalized P Invariants (flows): 8/8 constraints, State Equation: 392/392 constraints, ReadFeed: 284/284 constraints, PredecessorRefiner: 7/7 constraints, Known Traps: 27/27 constraints]
After SMT, in 8027ms problems are : Problem set: 0 solved, 7 unsolved
Parikh walk visited 0 properties in 3079 ms.
Support contains 7 out of 392 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 392/392 places, 2104/2104 transitions.
Applied a total of 0 rules in 78 ms. Remains 392 /392 variables (removed 0) and now considering 2104/2104 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 78 ms. Remains : 392/392 places, 2104/2104 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 392/392 places, 2104/2104 transitions.
Applied a total of 0 rules in 77 ms. Remains 392 /392 variables (removed 0) and now considering 2104/2104 (removed 0) transitions.
[2024-05-23 17:33:49] [INFO ] Flow matrix only has 656 transitions (discarded 1448 similar events)
[2024-05-23 17:33:49] [INFO ] Invariant cache hit.
[2024-05-23 17:33:49] [INFO ] Implicit Places using invariants in 665 ms returned []
[2024-05-23 17:33:49] [INFO ] Flow matrix only has 656 transitions (discarded 1448 similar events)
[2024-05-23 17:33:49] [INFO ] Invariant cache hit.
[2024-05-23 17:33:50] [INFO ] State equation strengthened by 284 read => feed constraints.
[2024-05-23 17:33:52] [INFO ] Implicit Places using invariants and state equation in 2456 ms returned []
Implicit Place search using SMT with State Equation took 3134 ms to find 0 implicit places.
[2024-05-23 17:33:52] [INFO ] Redundant transitions in 139 ms returned []
Running 2096 sub problems to find dead transitions.
[2024-05-23 17:33:52] [INFO ] Flow matrix only has 656 transitions (discarded 1448 similar events)
[2024-05-23 17:33:52] [INFO ] Invariant cache hit.
[2024-05-23 17:33:52] [INFO ] State equation strengthened by 284 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/392 variables, 17/17 constraints. Problems are: Problem set: 0 solved, 2096 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/392 variables, 8/25 constraints. Problems are: Problem set: 0 solved, 2096 unsolved
[2024-05-23 17:34:14] [INFO ] Deduced a trap composed of 35 places in 488 ms of which 4 ms to minimize.
[2024-05-23 17:34:14] [INFO ] Deduced a trap composed of 25 places in 316 ms of which 3 ms to minimize.
[2024-05-23 17:34:15] [INFO ] Deduced a trap composed of 27 places in 358 ms of which 3 ms to minimize.
[2024-05-23 17:34:15] [INFO ] Deduced a trap composed of 52 places in 370 ms of which 5 ms to minimize.
[2024-05-23 17:34:15] [INFO ] Deduced a trap composed of 19 places in 361 ms of which 3 ms to minimize.
[2024-05-23 17:34:16] [INFO ] Deduced a trap composed of 31 places in 268 ms of which 3 ms to minimize.
[2024-05-23 17:34:16] [INFO ] Deduced a trap composed of 22 places in 287 ms of which 3 ms to minimize.
[2024-05-23 17:34:16] [INFO ] Deduced a trap composed of 29 places in 271 ms of which 2 ms to minimize.
[2024-05-23 17:34:16] [INFO ] Deduced a trap composed of 24 places in 238 ms of which 2 ms to minimize.
[2024-05-23 17:34:17] [INFO ] Deduced a trap composed of 22 places in 244 ms of which 2 ms to minimize.
[2024-05-23 17:34:17] [INFO ] Deduced a trap composed of 17 places in 194 ms of which 3 ms to minimize.
[2024-05-23 17:34:17] [INFO ] Deduced a trap composed of 19 places in 140 ms of which 1 ms to minimize.
[2024-05-23 17:34:17] [INFO ] Deduced a trap composed of 25 places in 135 ms of which 2 ms to minimize.
[2024-05-23 17:34:18] [INFO ] Deduced a trap composed of 33 places in 232 ms of which 3 ms to minimize.
[2024-05-23 17:34:18] [INFO ] Deduced a trap composed of 58 places in 285 ms of which 4 ms to minimize.
[2024-05-23 17:34:19] [INFO ] Deduced a trap composed of 3 places in 48 ms of which 1 ms to minimize.
[2024-05-23 17:34:20] [INFO ] Deduced a trap composed of 69 places in 216 ms of which 3 ms to minimize.
[2024-05-23 17:34:20] [INFO ] Deduced a trap composed of 48 places in 237 ms of which 4 ms to minimize.
[2024-05-23 17:34:20] [INFO ] Deduced a trap composed of 49 places in 215 ms of which 3 ms to minimize.
[2024-05-23 17:34:20] [INFO ] Deduced a trap composed of 50 places in 226 ms of which 4 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/392 variables, 20/45 constraints. Problems are: Problem set: 0 solved, 2096 unsolved
[2024-05-23 17:34:21] [INFO ] Deduced a trap composed of 61 places in 314 ms of which 3 ms to minimize.
[2024-05-23 17:34:22] [INFO ] Deduced a trap composed of 63 places in 299 ms of which 5 ms to minimize.
[2024-05-23 17:34:22] [INFO ] Deduced a trap composed of 61 places in 408 ms of which 4 ms to minimize.
[2024-05-23 17:34:23] [INFO ] Deduced a trap composed of 61 places in 285 ms of which 3 ms to minimize.
[2024-05-23 17:34:23] [INFO ] Deduced a trap composed of 61 places in 280 ms of which 5 ms to minimize.
[2024-05-23 17:34:23] [INFO ] Deduced a trap composed of 58 places in 400 ms of which 3 ms to minimize.
[2024-05-23 17:34:24] [INFO ] Deduced a trap composed of 66 places in 204 ms of which 3 ms to minimize.
[2024-05-23 17:34:24] [INFO ] Deduced a trap composed of 21 places in 279 ms of which 3 ms to minimize.
SMT process timed out in 31740ms, After SMT, problems are : Problem set: 0 solved, 2096 unsolved
Search for dead transitions found 0 dead transitions in 31777ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 35151 ms. Remains : 392/392 places, 2104/2104 transitions.
RANDOM walk for 400000 steps (8 resets) in 3087 ms. (129 steps per ms) remains 7/7 properties
Running SMT prover for 7 properties.
[2024-05-23 17:34:25] [INFO ] Flow matrix only has 656 transitions (discarded 1448 similar events)
[2024-05-23 17:34:25] [INFO ] Invariant cache hit.
[2024-05-23 17:34:25] [INFO ] [Real]Absence check using 17 positive place invariants in 12 ms returned sat
[2024-05-23 17:34:25] [INFO ] [Real]Absence check using 17 positive and 8 generalized place invariants in 5 ms returned sat
[2024-05-23 17:34:25] [INFO ] After 270ms SMT Verify possible using state equation in real domain returned unsat :0 sat :7
[2024-05-23 17:34:25] [INFO ] State equation strengthened by 284 read => feed constraints.
[2024-05-23 17:34:25] [INFO ] After 91ms SMT Verify possible using 284 Read/Feed constraints in real domain returned unsat :0 sat :7
TRAPS : Iteration 0
[2024-05-23 17:34:25] [INFO ] After 431ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :0 real:7
[2024-05-23 17:34:25] [INFO ] After 841ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:7
[2024-05-23 17:34:26] [INFO ] [Nat]Absence check using 17 positive place invariants in 12 ms returned sat
[2024-05-23 17:34:26] [INFO ] [Nat]Absence check using 17 positive and 8 generalized place invariants in 6 ms returned sat
[2024-05-23 17:34:26] [INFO ] After 277ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :7
[2024-05-23 17:34:26] [INFO ] After 146ms SMT Verify possible using 284 Read/Feed constraints in natural domain returned unsat :0 sat :7
TRAPS : Iteration 0
[2024-05-23 17:34:26] [INFO ] Deduced a trap composed of 21 places in 198 ms of which 2 ms to minimize.
[2024-05-23 17:34:26] [INFO ] Deduced a trap composed of 3 places in 177 ms of which 2 ms to minimize.
[2024-05-23 17:34:27] [INFO ] Deduced a trap composed of 3 places in 163 ms of which 2 ms to minimize.
[2024-05-23 17:34:27] [INFO ] Deduced a trap composed of 45 places in 168 ms of which 2 ms to minimize.
[2024-05-23 17:34:27] [INFO ] Deduced a trap composed of 3 places in 83 ms of which 2 ms to minimize.
[2024-05-23 17:34:27] [INFO ] Deduced a trap composed of 18 places in 176 ms of which 2 ms to minimize.
[2024-05-23 17:34:27] [INFO ] Deduced a trap composed of 17 places in 124 ms of which 1 ms to minimize.
[2024-05-23 17:34:27] [INFO ] Deduced a trap composed of 3 places in 86 ms of which 2 ms to minimize.
[2024-05-23 17:34:28] [INFO ] Deduced a trap composed of 37 places in 77 ms of which 1 ms to minimize.
[2024-05-23 17:34:28] [INFO ] Trap strengthening (SAT) tested/added 10/9 trap constraints in 1566 ms
[2024-05-23 17:34:28] [INFO ] Deduced a trap composed of 11 places in 73 ms of which 2 ms to minimize.
[2024-05-23 17:34:28] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 138 ms
[2024-05-23 17:34:28] [INFO ] Deduced a trap composed of 15 places in 120 ms of which 2 ms to minimize.
[2024-05-23 17:34:28] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 201 ms
[2024-05-23 17:34:28] [INFO ] Deduced a trap composed of 3 places in 67 ms of which 2 ms to minimize.
[2024-05-23 17:34:28] [INFO ] Deduced a trap composed of 41 places in 77 ms of which 2 ms to minimize.
[2024-05-23 17:34:28] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 256 ms
TRAPS : Iteration 1
[2024-05-23 17:34:29] [INFO ] Deduced a trap composed of 39 places in 85 ms of which 1 ms to minimize.
[2024-05-23 17:34:29] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 146 ms
[2024-05-23 17:34:29] [INFO ] Deduced a trap composed of 13 places in 75 ms of which 2 ms to minimize.
[2024-05-23 17:34:29] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 128 ms
TRAPS : Iteration 2
[2024-05-23 17:34:29] [INFO ] Deduced a trap composed of 19 places in 71 ms of which 1 ms to minimize.
[2024-05-23 17:34:29] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 125 ms
TRAPS : Iteration 3
[2024-05-23 17:34:30] [INFO ] Deduced a trap composed of 17 places in 121 ms of which 2 ms to minimize.
[2024-05-23 17:34:30] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 188 ms
[2024-05-23 17:34:30] [INFO ] Deduced a trap composed of 23 places in 104 ms of which 2 ms to minimize.
[2024-05-23 17:34:30] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 183 ms
TRAPS : Iteration 4
[2024-05-23 17:34:30] [INFO ] Deduced a trap composed of 15 places in 85 ms of which 5 ms to minimize.
[2024-05-23 17:34:30] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 144 ms
TRAPS : Iteration 5
[2024-05-23 17:34:31] [INFO ] After 5156ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :7
[2024-05-23 17:34:31] [INFO ] After 5591ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :7
RANDOM walk for 4000000 steps (8 resets) in 15216 ms. (262 steps per ms) remains 7/7 properties
BEST_FIRST walk for 4000004 steps (8 resets) in 3082 ms. (1297 steps per ms) remains 7/7 properties
BEST_FIRST walk for 4000004 steps (8 resets) in 3049 ms. (1311 steps per ms) remains 7/7 properties
BEST_FIRST walk for 4000004 steps (8 resets) in 3101 ms. (1289 steps per ms) remains 7/7 properties
BEST_FIRST walk for 4000004 steps (8 resets) in 3048 ms. (1311 steps per ms) remains 7/7 properties
BEST_FIRST walk for 4000004 steps (8 resets) in 3034 ms. (1317 steps per ms) remains 7/7 properties
BEST_FIRST walk for 4000004 steps (8 resets) in 3045 ms. (1313 steps per ms) remains 7/7 properties
BEST_FIRST walk for 4000004 steps (8 resets) in 3076 ms. (1299 steps per ms) remains 7/7 properties
Interrupted probabilistic random walk after 1836756 steps, run timeout after 27001 ms. (steps per millisecond=68 ) properties seen :0 out of 7
Probabilistic random walk after 1836756 steps, saw 683636 distinct states, run finished after 27001 ms. (steps per millisecond=68 ) properties seen :0
[2024-05-23 17:35:08] [INFO ] Flow matrix only has 656 transitions (discarded 1448 similar events)
[2024-05-23 17:35:08] [INFO ] Invariant cache hit.
[2024-05-23 17:35:08] [INFO ] State equation strengthened by 284 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 1 (OVERLAPS) 223/230 variables, 10/10 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/230 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 3 (OVERLAPS) 10/240 variables, 5/15 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/240 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 5 (OVERLAPS) 410/650 variables, 240/255 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/650 variables, 70/325 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/650 variables, 0/325 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 8 (OVERLAPS) 50/700 variables, 8/333 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/700 variables, 1/334 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/700 variables, 48/382 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/700 variables, 0/382 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 12 (OVERLAPS) 66/766 variables, 30/412 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/766 variables, 24/436 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/766 variables, 0/436 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 15 (OVERLAPS) 107/873 variables, 5/441 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/873 variables, 0/441 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 17 (OVERLAPS) 2/875 variables, 1/442 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/875 variables, 0/442 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 19 (OVERLAPS) 5/880 variables, 3/445 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/880 variables, 0/445 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 21 (OVERLAPS) 168/1048 variables, 114/559 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/1048 variables, 142/701 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/1048 variables, 0/701 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 24 (OVERLAPS) 0/1048 variables, 0/701 constraints. Problems are: Problem set: 0 solved, 7 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1048/1048 variables, and 701 constraints, problems are : Problem set: 0 solved, 7 unsolved in 1534 ms.
Refiners :[Positive P Invariants (semi-flows): 17/17 constraints, Generalized P Invariants (flows): 8/8 constraints, State Equation: 392/392 constraints, ReadFeed: 284/284 constraints, PredecessorRefiner: 7/7 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 7 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 1 (OVERLAPS) 223/230 variables, 10/10 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/230 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 3 (OVERLAPS) 10/240 variables, 5/15 constraints. Problems are: Problem set: 0 solved, 7 unsolved
[2024-05-23 17:35:10] [INFO ] Deduced a trap composed of 3 places in 204 ms of which 3 ms to minimize.
[2024-05-23 17:35:10] [INFO ] Deduced a trap composed of 3 places in 204 ms of which 2 ms to minimize.
[2024-05-23 17:35:10] [INFO ] Deduced a trap composed of 39 places in 203 ms of which 2 ms to minimize.
[2024-05-23 17:35:10] [INFO ] Deduced a trap composed of 54 places in 163 ms of which 2 ms to minimize.
[2024-05-23 17:35:10] [INFO ] Deduced a trap composed of 21 places in 155 ms of which 2 ms to minimize.
[2024-05-23 17:35:11] [INFO ] Deduced a trap composed of 23 places in 126 ms of which 2 ms to minimize.
[2024-05-23 17:35:11] [INFO ] Deduced a trap composed of 19 places in 119 ms of which 2 ms to minimize.
[2024-05-23 17:35:11] [INFO ] Deduced a trap composed of 39 places in 85 ms of which 1 ms to minimize.
[2024-05-23 17:35:11] [INFO ] Deduced a trap composed of 38 places in 171 ms of which 2 ms to minimize.
[2024-05-23 17:35:11] [INFO ] Deduced a trap composed of 3 places in 117 ms of which 2 ms to minimize.
[2024-05-23 17:35:11] [INFO ] Deduced a trap composed of 3 places in 168 ms of which 2 ms to minimize.
[2024-05-23 17:35:11] [INFO ] Deduced a trap composed of 3 places in 161 ms of which 3 ms to minimize.
[2024-05-23 17:35:12] [INFO ] Deduced a trap composed of 26 places in 119 ms of which 2 ms to minimize.
[2024-05-23 17:35:12] [INFO ] Deduced a trap composed of 18 places in 125 ms of which 2 ms to minimize.
[2024-05-23 17:35:12] [INFO ] Deduced a trap composed of 23 places in 118 ms of which 2 ms to minimize.
[2024-05-23 17:35:12] [INFO ] Deduced a trap composed of 41 places in 82 ms of which 2 ms to minimize.
[2024-05-23 17:35:12] [INFO ] Deduced a trap composed of 43 places in 79 ms of which 1 ms to minimize.
[2024-05-23 17:35:12] [INFO ] Deduced a trap composed of 37 places in 73 ms of which 2 ms to minimize.
[2024-05-23 17:35:12] [INFO ] Deduced a trap composed of 41 places in 160 ms of which 2 ms to minimize.
[2024-05-23 17:35:12] [INFO ] Deduced a trap composed of 44 places in 161 ms of which 2 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/240 variables, 20/35 constraints. Problems are: Problem set: 0 solved, 7 unsolved
[2024-05-23 17:35:13] [INFO ] Deduced a trap composed of 15 places in 150 ms of which 2 ms to minimize.
[2024-05-23 17:35:13] [INFO ] Deduced a trap composed of 11 places in 169 ms of which 2 ms to minimize.
[2024-05-23 17:35:13] [INFO ] Deduced a trap composed of 43 places in 130 ms of which 2 ms to minimize.
[2024-05-23 17:35:13] [INFO ] Deduced a trap composed of 13 places in 246 ms of which 3 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/240 variables, 4/39 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/240 variables, 0/39 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 7 (OVERLAPS) 410/650 variables, 240/279 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/650 variables, 70/349 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/650 variables, 0/349 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 10 (OVERLAPS) 50/700 variables, 8/357 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/700 variables, 1/358 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/700 variables, 48/406 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/700 variables, 6/412 constraints. Problems are: Problem set: 0 solved, 7 unsolved
[2024-05-23 17:35:14] [INFO ] Deduced a trap composed of 20 places in 80 ms of which 1 ms to minimize.
At refinement iteration 14 (INCLUDED_ONLY) 0/700 variables, 1/413 constraints. Problems are: Problem set: 0 solved, 7 unsolved
[2024-05-23 17:35:14] [INFO ] Deduced a trap composed of 17 places in 62 ms of which 2 ms to minimize.
At refinement iteration 15 (INCLUDED_ONLY) 0/700 variables, 1/414 constraints. Problems are: Problem set: 0 solved, 7 unsolved
[2024-05-23 17:35:14] [INFO ] Deduced a trap composed of 15 places in 78 ms of which 1 ms to minimize.
At refinement iteration 16 (INCLUDED_ONLY) 0/700 variables, 1/415 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/700 variables, 0/415 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 18 (OVERLAPS) 66/766 variables, 30/445 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/766 variables, 24/469 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/766 variables, 0/469 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 21 (OVERLAPS) 107/873 variables, 5/474 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/873 variables, 0/474 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 23 (OVERLAPS) 2/875 variables, 1/475 constraints. Problems are: Problem set: 0 solved, 7 unsolved
[2024-05-23 17:35:15] [INFO ] Deduced a trap composed of 11 places in 49 ms of which 1 ms to minimize.
At refinement iteration 24 (INCLUDED_ONLY) 0/875 variables, 1/476 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/875 variables, 0/476 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 26 (OVERLAPS) 5/880 variables, 3/479 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 27 (INCLUDED_ONLY) 0/880 variables, 1/480 constraints. Problems are: Problem set: 0 solved, 7 unsolved
[2024-05-23 17:35:16] [INFO ] Deduced a trap composed of 23 places in 76 ms of which 1 ms to minimize.
At refinement iteration 28 (INCLUDED_ONLY) 0/880 variables, 1/481 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 29 (INCLUDED_ONLY) 0/880 variables, 0/481 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 30 (OVERLAPS) 168/1048 variables, 114/595 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 31 (INCLUDED_ONLY) 0/1048 variables, 142/737 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 32 (INCLUDED_ONLY) 0/1048 variables, 0/737 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 33 (OVERLAPS) 0/1048 variables, 0/737 constraints. Problems are: Problem set: 0 solved, 7 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1048/1048 variables, and 737 constraints, problems are : Problem set: 0 solved, 7 unsolved in 7470 ms.
Refiners :[Positive P Invariants (semi-flows): 17/17 constraints, Generalized P Invariants (flows): 8/8 constraints, State Equation: 392/392 constraints, ReadFeed: 284/284 constraints, PredecessorRefiner: 7/7 constraints, Known Traps: 29/29 constraints]
After SMT, in 9046ms problems are : Problem set: 0 solved, 7 unsolved
Parikh walk visited 0 properties in 2160 ms.
Support contains 7 out of 392 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 392/392 places, 2104/2104 transitions.
Applied a total of 0 rules in 88 ms. Remains 392 /392 variables (removed 0) and now considering 2104/2104 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 88 ms. Remains : 392/392 places, 2104/2104 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 392/392 places, 2104/2104 transitions.
Applied a total of 0 rules in 75 ms. Remains 392 /392 variables (removed 0) and now considering 2104/2104 (removed 0) transitions.
[2024-05-23 17:35:19] [INFO ] Flow matrix only has 656 transitions (discarded 1448 similar events)
[2024-05-23 17:35:19] [INFO ] Invariant cache hit.
[2024-05-23 17:35:20] [INFO ] Implicit Places using invariants in 555 ms returned []
[2024-05-23 17:35:20] [INFO ] Flow matrix only has 656 transitions (discarded 1448 similar events)
[2024-05-23 17:35:20] [INFO ] Invariant cache hit.
[2024-05-23 17:35:20] [INFO ] State equation strengthened by 284 read => feed constraints.
[2024-05-23 17:35:22] [INFO ] Implicit Places using invariants and state equation in 2388 ms returned []
Implicit Place search using SMT with State Equation took 2945 ms to find 0 implicit places.
[2024-05-23 17:35:22] [INFO ] Redundant transitions in 145 ms returned []
Running 2096 sub problems to find dead transitions.
[2024-05-23 17:35:22] [INFO ] Flow matrix only has 656 transitions (discarded 1448 similar events)
[2024-05-23 17:35:22] [INFO ] Invariant cache hit.
[2024-05-23 17:35:22] [INFO ] State equation strengthened by 284 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/392 variables, 17/17 constraints. Problems are: Problem set: 0 solved, 2096 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/392 variables, 8/25 constraints. Problems are: Problem set: 0 solved, 2096 unsolved
[2024-05-23 17:35:47] [INFO ] Deduced a trap composed of 35 places in 600 ms of which 6 ms to minimize.
[2024-05-23 17:35:47] [INFO ] Deduced a trap composed of 25 places in 467 ms of which 5 ms to minimize.
[2024-05-23 17:35:48] [INFO ] Deduced a trap composed of 27 places in 464 ms of which 5 ms to minimize.
[2024-05-23 17:35:48] [INFO ] Deduced a trap composed of 52 places in 462 ms of which 5 ms to minimize.
[2024-05-23 17:35:48] [INFO ] Deduced a trap composed of 19 places in 435 ms of which 5 ms to minimize.
[2024-05-23 17:35:49] [INFO ] Deduced a trap composed of 31 places in 433 ms of which 5 ms to minimize.
[2024-05-23 17:35:49] [INFO ] Deduced a trap composed of 22 places in 436 ms of which 4 ms to minimize.
[2024-05-23 17:35:50] [INFO ] Deduced a trap composed of 29 places in 354 ms of which 4 ms to minimize.
[2024-05-23 17:35:50] [INFO ] Deduced a trap composed of 24 places in 369 ms of which 4 ms to minimize.
[2024-05-23 17:35:50] [INFO ] Deduced a trap composed of 22 places in 366 ms of which 4 ms to minimize.
[2024-05-23 17:35:51] [INFO ] Deduced a trap composed of 17 places in 281 ms of which 4 ms to minimize.
[2024-05-23 17:35:51] [INFO ] Deduced a trap composed of 19 places in 225 ms of which 3 ms to minimize.
[2024-05-23 17:35:51] [INFO ] Deduced a trap composed of 25 places in 231 ms of which 3 ms to minimize.
[2024-05-23 17:35:52] [INFO ] Deduced a trap composed of 33 places in 321 ms of which 5 ms to minimize.
[2024-05-23 17:35:52] [INFO ] Deduced a trap composed of 58 places in 270 ms of which 3 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 392/1048 variables, and 40 constraints, problems are : Problem set: 0 solved, 2096 unsolved in 30084 ms.
Refiners :[Positive P Invariants (semi-flows): 17/17 constraints, Generalized P Invariants (flows): 8/8 constraints, State Equation: 0/392 constraints, ReadFeed: 0/284 constraints, PredecessorRefiner: 2096/2096 constraints, Known Traps: 15/15 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2096 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/392 variables, 17/17 constraints. Problems are: Problem set: 0 solved, 2096 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/392 variables, 8/25 constraints. Problems are: Problem set: 0 solved, 2096 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/392 variables, 15/40 constraints. Problems are: Problem set: 0 solved, 2096 unsolved
[2024-05-23 17:35:59] [INFO ] Deduced a trap composed of 58 places in 578 ms of which 5 ms to minimize.
[2024-05-23 17:35:59] [INFO ] Deduced a trap composed of 58 places in 385 ms of which 4 ms to minimize.
[2024-05-23 17:35:59] [INFO ] Deduced a trap composed of 27 places in 120 ms of which 2 ms to minimize.
[2024-05-23 17:36:01] [INFO ] Deduced a trap composed of 62 places in 369 ms of which 5 ms to minimize.
[2024-05-23 17:36:02] [INFO ] Deduced a trap composed of 47 places in 397 ms of which 5 ms to minimize.
[2024-05-23 17:36:02] [INFO ] Deduced a trap composed of 58 places in 370 ms of which 5 ms to minimize.
[2024-05-23 17:36:03] [INFO ] Deduced a trap composed of 49 places in 398 ms of which 5 ms to minimize.
[2024-05-23 17:36:03] [INFO ] Deduced a trap composed of 75 places in 375 ms of which 5 ms to minimize.
[2024-05-23 17:36:04] [INFO ] Deduced a trap composed of 75 places in 338 ms of which 5 ms to minimize.
[2024-05-23 17:36:04] [INFO ] Deduced a trap composed of 78 places in 398 ms of which 5 ms to minimize.
[2024-05-23 17:36:05] [INFO ] Deduced a trap composed of 68 places in 344 ms of which 5 ms to minimize.
[2024-05-23 17:36:05] [INFO ] Deduced a trap composed of 73 places in 356 ms of which 5 ms to minimize.
[2024-05-23 17:36:05] [INFO ] Deduced a trap composed of 13 places in 136 ms of which 3 ms to minimize.
[2024-05-23 17:36:06] [INFO ] Deduced a trap composed of 48 places in 345 ms of which 5 ms to minimize.
[2024-05-23 17:36:06] [INFO ] Deduced a trap composed of 60 places in 408 ms of which 5 ms to minimize.
[2024-05-23 17:36:07] [INFO ] Deduced a trap composed of 45 places in 399 ms of which 5 ms to minimize.
[2024-05-23 17:36:07] [INFO ] Deduced a trap composed of 45 places in 411 ms of which 5 ms to minimize.
[2024-05-23 17:36:09] [INFO ] Deduced a trap composed of 74 places in 373 ms of which 5 ms to minimize.
[2024-05-23 17:36:10] [INFO ] Deduced a trap composed of 93 places in 437 ms of which 6 ms to minimize.
[2024-05-23 17:36:10] [INFO ] Deduced a trap composed of 59 places in 352 ms of which 5 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/392 variables, 20/60 constraints. Problems are: Problem set: 0 solved, 2096 unsolved
[2024-05-23 17:36:12] [INFO ] Deduced a trap composed of 47 places in 323 ms of which 3 ms to minimize.
[2024-05-23 17:36:12] [INFO ] Deduced a trap composed of 37 places in 494 ms of which 5 ms to minimize.
[2024-05-23 17:36:13] [INFO ] Deduced a trap composed of 23 places in 456 ms of which 5 ms to minimize.
[2024-05-23 17:36:13] [INFO ] Deduced a trap composed of 61 places in 484 ms of which 5 ms to minimize.
[2024-05-23 17:36:14] [INFO ] Deduced a trap composed of 67 places in 444 ms of which 5 ms to minimize.
[2024-05-23 17:36:14] [INFO ] Deduced a trap composed of 63 places in 451 ms of which 6 ms to minimize.
[2024-05-23 17:36:15] [INFO ] Deduced a trap composed of 61 places in 414 ms of which 5 ms to minimize.
[2024-05-23 17:36:15] [INFO ] Deduced a trap composed of 62 places in 449 ms of which 5 ms to minimize.
[2024-05-23 17:36:15] [INFO ] Deduced a trap composed of 63 places in 438 ms of which 5 ms to minimize.
[2024-05-23 17:36:16] [INFO ] Deduced a trap composed of 61 places in 438 ms of which 5 ms to minimize.
[2024-05-23 17:36:16] [INFO ] Deduced a trap composed of 61 places in 385 ms of which 5 ms to minimize.
[2024-05-23 17:36:17] [INFO ] Deduced a trap composed of 61 places in 454 ms of which 5 ms to minimize.
[2024-05-23 17:36:17] [INFO ] Deduced a trap composed of 61 places in 487 ms of which 5 ms to minimize.
[2024-05-23 17:36:18] [INFO ] Deduced a trap composed of 23 places in 425 ms of which 5 ms to minimize.
[2024-05-23 17:36:18] [INFO ] Deduced a trap composed of 61 places in 389 ms of which 5 ms to minimize.
[2024-05-23 17:36:19] [INFO ] Deduced a trap composed of 62 places in 361 ms of which 6 ms to minimize.
[2024-05-23 17:36:19] [INFO ] Deduced a trap composed of 69 places in 387 ms of which 4 ms to minimize.
[2024-05-23 17:36:19] [INFO ] Deduced a trap composed of 61 places in 344 ms of which 4 ms to minimize.
[2024-05-23 17:36:20] [INFO ] Deduced a trap composed of 61 places in 300 ms of which 5 ms to minimize.
[2024-05-23 17:36:20] [INFO ] Deduced a trap composed of 58 places in 376 ms of which 5 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/392 variables, 20/80 constraints. Problems are: Problem set: 0 solved, 2096 unsolved
[2024-05-23 17:36:21] [INFO ] Deduced a trap composed of 58 places in 198 ms of which 3 ms to minimize.
[2024-05-23 17:36:22] [INFO ] Deduced a trap composed of 58 places in 192 ms of which 2 ms to minimize.
[2024-05-23 17:36:23] [INFO ] Deduced a trap composed of 59 places in 212 ms of which 3 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 392/1048 variables, and 83 constraints, problems are : Problem set: 0 solved, 2096 unsolved in 30048 ms.
Refiners :[Positive P Invariants (semi-flows): 17/17 constraints, Generalized P Invariants (flows): 8/8 constraints, State Equation: 0/392 constraints, ReadFeed: 0/284 constraints, PredecessorRefiner: 0/2096 constraints, Known Traps: 58/58 constraints]
After SMT, in 61440ms problems are : Problem set: 0 solved, 2096 unsolved
Search for dead transitions found 0 dead transitions in 61465ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 64643 ms. Remains : 392/392 places, 2104/2104 transitions.
RANDOM walk for 400000 steps (8 resets) in 1803 ms. (221 steps per ms) remains 7/7 properties
Running SMT prover for 7 properties.
[2024-05-23 17:36:24] [INFO ] Flow matrix only has 656 transitions (discarded 1448 similar events)
[2024-05-23 17:36:24] [INFO ] Invariant cache hit.
[2024-05-23 17:36:24] [INFO ] [Real]Absence check using 17 positive place invariants in 10 ms returned sat
[2024-05-23 17:36:24] [INFO ] [Real]Absence check using 17 positive and 8 generalized place invariants in 5 ms returned sat
[2024-05-23 17:36:25] [INFO ] After 257ms SMT Verify possible using state equation in real domain returned unsat :0 sat :7
[2024-05-23 17:36:25] [INFO ] State equation strengthened by 284 read => feed constraints.
[2024-05-23 17:36:25] [INFO ] After 80ms SMT Verify possible using 284 Read/Feed constraints in real domain returned unsat :0 sat :7
TRAPS : Iteration 0
[2024-05-23 17:36:25] [INFO ] After 394ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :0 real:7
[2024-05-23 17:36:25] [INFO ] After 761ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:7
[2024-05-23 17:36:25] [INFO ] [Nat]Absence check using 17 positive place invariants in 11 ms returned sat
[2024-05-23 17:36:25] [INFO ] [Nat]Absence check using 17 positive and 8 generalized place invariants in 6 ms returned sat
[2024-05-23 17:36:25] [INFO ] After 239ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :7
[2024-05-23 17:36:25] [INFO ] After 98ms SMT Verify possible using 284 Read/Feed constraints in natural domain returned unsat :0 sat :7
TRAPS : Iteration 0
[2024-05-23 17:36:26] [INFO ] Deduced a trap composed of 21 places in 147 ms of which 2 ms to minimize.
[2024-05-23 17:36:26] [INFO ] Deduced a trap composed of 3 places in 156 ms of which 2 ms to minimize.
[2024-05-23 17:36:26] [INFO ] Deduced a trap composed of 3 places in 147 ms of which 2 ms to minimize.
[2024-05-23 17:36:26] [INFO ] Deduced a trap composed of 45 places in 159 ms of which 2 ms to minimize.
[2024-05-23 17:36:26] [INFO ] Deduced a trap composed of 3 places in 76 ms of which 1 ms to minimize.
[2024-05-23 17:36:26] [INFO ] Deduced a trap composed of 18 places in 154 ms of which 2 ms to minimize.
[2024-05-23 17:36:27] [INFO ] Deduced a trap composed of 17 places in 114 ms of which 2 ms to minimize.
[2024-05-23 17:36:27] [INFO ] Deduced a trap composed of 3 places in 82 ms of which 2 ms to minimize.
[2024-05-23 17:36:27] [INFO ] Deduced a trap composed of 37 places in 71 ms of which 1 ms to minimize.
[2024-05-23 17:36:27] [INFO ] Trap strengthening (SAT) tested/added 10/9 trap constraints in 1386 ms
[2024-05-23 17:36:27] [INFO ] Deduced a trap composed of 11 places in 68 ms of which 3 ms to minimize.
[2024-05-23 17:36:27] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 121 ms
[2024-05-23 17:36:27] [INFO ] Deduced a trap composed of 15 places in 121 ms of which 1 ms to minimize.
[2024-05-23 17:36:27] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 174 ms
[2024-05-23 17:36:27] [INFO ] Deduced a trap composed of 3 places in 43 ms of which 1 ms to minimize.
[2024-05-23 17:36:27] [INFO ] Deduced a trap composed of 41 places in 74 ms of which 1 ms to minimize.
[2024-05-23 17:36:27] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 197 ms
TRAPS : Iteration 1
[2024-05-23 17:36:28] [INFO ] Deduced a trap composed of 39 places in 79 ms of which 2 ms to minimize.
[2024-05-23 17:36:28] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 131 ms
[2024-05-23 17:36:28] [INFO ] Deduced a trap composed of 13 places in 75 ms of which 2 ms to minimize.
[2024-05-23 17:36:28] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 126 ms
TRAPS : Iteration 2
[2024-05-23 17:36:28] [INFO ] Deduced a trap composed of 19 places in 72 ms of which 2 ms to minimize.
[2024-05-23 17:36:28] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 124 ms
TRAPS : Iteration 3
[2024-05-23 17:36:29] [INFO ] Deduced a trap composed of 17 places in 75 ms of which 4 ms to minimize.
[2024-05-23 17:36:29] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 127 ms
[2024-05-23 17:36:29] [INFO ] Deduced a trap composed of 23 places in 73 ms of which 2 ms to minimize.
[2024-05-23 17:36:29] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 125 ms
TRAPS : Iteration 4
[2024-05-23 17:36:29] [INFO ] Deduced a trap composed of 15 places in 79 ms of which 1 ms to minimize.
[2024-05-23 17:36:29] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 130 ms
TRAPS : Iteration 5
[2024-05-23 17:36:30] [INFO ] After 4474ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :7
[2024-05-23 17:36:30] [INFO ] After 4861ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :7
RANDOM walk for 40000 steps (8 resets) in 126 ms. (314 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 28 ms. (1379 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 435942 steps, run timeout after 3001 ms. (steps per millisecond=145 ) properties seen :0 out of 1
Probabilistic random walk after 435942 steps, saw 234697 distinct states, run finished after 3001 ms. (steps per millisecond=145 ) properties seen :0
[2024-05-23 17:36:33] [INFO ] Flow matrix only has 656 transitions (discarded 1448 similar events)
[2024-05-23 17:36:33] [INFO ] Invariant cache hit.
[2024-05-23 17:36:33] [INFO ] State equation strengthened by 284 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 45/46 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/46 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 2/48 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/48 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 82/130 variables, 48/51 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/130 variables, 2/53 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/130 variables, 0/53 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 106/236 variables, 8/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/236 variables, 1/62 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/236 variables, 8/70 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/236 variables, 0/70 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 154/390 variables, 70/140 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/390 variables, 28/168 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/390 variables, 0/168 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 251/641 variables, 13/181 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/641 variables, 0/181 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 2/643 variables, 1/182 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/643 variables, 0/182 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 13/656 variables, 7/189 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/656 variables, 0/189 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 392/1048 variables, 266/455 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/1048 variables, 246/701 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/1048 variables, 0/701 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (OVERLAPS) 0/1048 variables, 0/701 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1048/1048 variables, and 701 constraints, problems are : Problem set: 0 solved, 1 unsolved in 409 ms.
Refiners :[Positive P Invariants (semi-flows): 17/17 constraints, Generalized P Invariants (flows): 8/8 constraints, State Equation: 392/392 constraints, ReadFeed: 284/284 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 45/46 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/46 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 2/48 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/48 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 82/130 variables, 48/51 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/130 variables, 2/53 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/130 variables, 0/53 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 106/236 variables, 8/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/236 variables, 1/62 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/236 variables, 8/70 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/236 variables, 0/70 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 154/390 variables, 70/140 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/390 variables, 28/168 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/390 variables, 0/168 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 251/641 variables, 13/181 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/641 variables, 0/181 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 2/643 variables, 1/182 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/643 variables, 0/182 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 13/656 variables, 7/189 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/656 variables, 1/190 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-23 17:36:34] [INFO ] Deduced a trap composed of 23 places in 84 ms of which 1 ms to minimize.
At refinement iteration 21 (INCLUDED_ONLY) 0/656 variables, 1/191 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/656 variables, 0/191 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 392/1048 variables, 266/457 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/1048 variables, 246/703 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-23 17:36:34] [INFO ] Deduced a trap composed of 24 places in 167 ms of which 2 ms to minimize.
[2024-05-23 17:36:34] [INFO ] Deduced a trap composed of 3 places in 130 ms of which 2 ms to minimize.
[2024-05-23 17:36:34] [INFO ] Deduced a trap composed of 19 places in 129 ms of which 2 ms to minimize.
[2024-05-23 17:36:34] [INFO ] Deduced a trap composed of 20 places in 89 ms of which 1 ms to minimize.
[2024-05-23 17:36:35] [INFO ] Deduced a trap composed of 18 places in 93 ms of which 1 ms to minimize.
[2024-05-23 17:36:35] [INFO ] Deduced a trap composed of 3 places in 62 ms of which 2 ms to minimize.
At refinement iteration 25 (INCLUDED_ONLY) 0/1048 variables, 6/709 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/1048 variables, 0/709 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 27 (OVERLAPS) 0/1048 variables, 0/709 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1048/1048 variables, and 709 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1477 ms.
Refiners :[Positive P Invariants (semi-flows): 17/17 constraints, Generalized P Invariants (flows): 8/8 constraints, State Equation: 392/392 constraints, ReadFeed: 284/284 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 7/7 constraints]
After SMT, in 1921ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 57 ms.
Support contains 1 out of 392 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 392/392 places, 2104/2104 transitions.
Applied a total of 0 rules in 84 ms. Remains 392 /392 variables (removed 0) and now considering 2104/2104 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 85 ms. Remains : 392/392 places, 2104/2104 transitions.
RANDOM walk for 40000 steps (8 resets) in 123 ms. (322 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 28 ms. (1379 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 411894 steps, run timeout after 3001 ms. (steps per millisecond=137 ) properties seen :0 out of 1
Probabilistic random walk after 411894 steps, saw 224570 distinct states, run finished after 3003 ms. (steps per millisecond=137 ) properties seen :0
[2024-05-23 17:36:38] [INFO ] Flow matrix only has 656 transitions (discarded 1448 similar events)
[2024-05-23 17:36:38] [INFO ] Invariant cache hit.
[2024-05-23 17:36:38] [INFO ] State equation strengthened by 284 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 45/46 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/46 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 2/48 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/48 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 82/130 variables, 48/51 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/130 variables, 2/53 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/130 variables, 0/53 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 106/236 variables, 8/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/236 variables, 1/62 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/236 variables, 8/70 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/236 variables, 0/70 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 154/390 variables, 70/140 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/390 variables, 28/168 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/390 variables, 0/168 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 251/641 variables, 13/181 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/641 variables, 0/181 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 2/643 variables, 1/182 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/643 variables, 0/182 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 13/656 variables, 7/189 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/656 variables, 0/189 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 392/1048 variables, 266/455 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/1048 variables, 246/701 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/1048 variables, 0/701 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (OVERLAPS) 0/1048 variables, 0/701 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1048/1048 variables, and 701 constraints, problems are : Problem set: 0 solved, 1 unsolved in 444 ms.
Refiners :[Positive P Invariants (semi-flows): 17/17 constraints, Generalized P Invariants (flows): 8/8 constraints, State Equation: 392/392 constraints, ReadFeed: 284/284 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 45/46 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/46 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 2/48 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/48 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 82/130 variables, 48/51 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/130 variables, 2/53 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/130 variables, 0/53 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 106/236 variables, 8/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/236 variables, 1/62 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/236 variables, 8/70 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/236 variables, 0/70 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 154/390 variables, 70/140 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/390 variables, 28/168 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/390 variables, 0/168 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 251/641 variables, 13/181 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/641 variables, 0/181 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 2/643 variables, 1/182 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/643 variables, 0/182 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 13/656 variables, 7/189 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/656 variables, 1/190 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-23 17:36:39] [INFO ] Deduced a trap composed of 23 places in 81 ms of which 1 ms to minimize.
At refinement iteration 21 (INCLUDED_ONLY) 0/656 variables, 1/191 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/656 variables, 0/191 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 392/1048 variables, 266/457 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/1048 variables, 246/703 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-23 17:36:39] [INFO ] Deduced a trap composed of 24 places in 150 ms of which 2 ms to minimize.
[2024-05-23 17:36:39] [INFO ] Deduced a trap composed of 3 places in 130 ms of which 1 ms to minimize.
[2024-05-23 17:36:40] [INFO ] Deduced a trap composed of 19 places in 126 ms of which 2 ms to minimize.
[2024-05-23 17:36:40] [INFO ] Deduced a trap composed of 20 places in 89 ms of which 2 ms to minimize.
[2024-05-23 17:36:40] [INFO ] Deduced a trap composed of 18 places in 85 ms of which 2 ms to minimize.
[2024-05-23 17:36:40] [INFO ] Deduced a trap composed of 3 places in 57 ms of which 2 ms to minimize.
At refinement iteration 25 (INCLUDED_ONLY) 0/1048 variables, 6/709 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/1048 variables, 0/709 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 27 (OVERLAPS) 0/1048 variables, 0/709 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1048/1048 variables, and 709 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1389 ms.
Refiners :[Positive P Invariants (semi-flows): 17/17 constraints, Generalized P Invariants (flows): 8/8 constraints, State Equation: 392/392 constraints, ReadFeed: 284/284 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 7/7 constraints]
After SMT, in 1856ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 57 ms.
Support contains 1 out of 392 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 392/392 places, 2104/2104 transitions.
Applied a total of 0 rules in 75 ms. Remains 392 /392 variables (removed 0) and now considering 2104/2104 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 75 ms. Remains : 392/392 places, 2104/2104 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 392/392 places, 2104/2104 transitions.
Applied a total of 0 rules in 72 ms. Remains 392 /392 variables (removed 0) and now considering 2104/2104 (removed 0) transitions.
[2024-05-23 17:36:40] [INFO ] Flow matrix only has 656 transitions (discarded 1448 similar events)
[2024-05-23 17:36:40] [INFO ] Invariant cache hit.
[2024-05-23 17:36:41] [INFO ] Implicit Places using invariants in 633 ms returned []
[2024-05-23 17:36:41] [INFO ] Flow matrix only has 656 transitions (discarded 1448 similar events)
[2024-05-23 17:36:41] [INFO ] Invariant cache hit.
[2024-05-23 17:36:41] [INFO ] State equation strengthened by 284 read => feed constraints.
[2024-05-23 17:36:43] [INFO ] Implicit Places using invariants and state equation in 2543 ms returned []
Implicit Place search using SMT with State Equation took 3179 ms to find 0 implicit places.
[2024-05-23 17:36:43] [INFO ] Redundant transitions in 57 ms returned []
Running 2096 sub problems to find dead transitions.
[2024-05-23 17:36:43] [INFO ] Flow matrix only has 656 transitions (discarded 1448 similar events)
[2024-05-23 17:36:43] [INFO ] Invariant cache hit.
[2024-05-23 17:36:43] [INFO ] State equation strengthened by 284 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/392 variables, 17/17 constraints. Problems are: Problem set: 0 solved, 2096 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/392 variables, 8/25 constraints. Problems are: Problem set: 0 solved, 2096 unsolved
[2024-05-23 17:37:06] [INFO ] Deduced a trap composed of 35 places in 479 ms of which 6 ms to minimize.
[2024-05-23 17:37:06] [INFO ] Deduced a trap composed of 25 places in 363 ms of which 3 ms to minimize.
[2024-05-23 17:37:07] [INFO ] Deduced a trap composed of 27 places in 288 ms of which 3 ms to minimize.
[2024-05-23 17:37:07] [INFO ] Deduced a trap composed of 52 places in 296 ms of which 3 ms to minimize.
[2024-05-23 17:37:07] [INFO ] Deduced a trap composed of 19 places in 306 ms of which 4 ms to minimize.
[2024-05-23 17:37:08] [INFO ] Deduced a trap composed of 31 places in 347 ms of which 4 ms to minimize.
[2024-05-23 17:37:08] [INFO ] Deduced a trap composed of 22 places in 294 ms of which 3 ms to minimize.
[2024-05-23 17:37:08] [INFO ] Deduced a trap composed of 29 places in 222 ms of which 3 ms to minimize.
[2024-05-23 17:37:08] [INFO ] Deduced a trap composed of 24 places in 225 ms of which 3 ms to minimize.
[2024-05-23 17:37:09] [INFO ] Deduced a trap composed of 22 places in 224 ms of which 2 ms to minimize.
[2024-05-23 17:37:09] [INFO ] Deduced a trap composed of 17 places in 183 ms of which 2 ms to minimize.
[2024-05-23 17:37:09] [INFO ] Deduced a trap composed of 19 places in 137 ms of which 2 ms to minimize.
[2024-05-23 17:37:09] [INFO ] Deduced a trap composed of 25 places in 134 ms of which 2 ms to minimize.
[2024-05-23 17:37:10] [INFO ] Deduced a trap composed of 33 places in 230 ms of which 2 ms to minimize.
[2024-05-23 17:37:10] [INFO ] Deduced a trap composed of 58 places in 209 ms of which 3 ms to minimize.
[2024-05-23 17:37:11] [INFO ] Deduced a trap composed of 3 places in 48 ms of which 1 ms to minimize.
[2024-05-23 17:37:11] [INFO ] Deduced a trap composed of 69 places in 233 ms of which 2 ms to minimize.
[2024-05-23 17:37:12] [INFO ] Deduced a trap composed of 48 places in 266 ms of which 3 ms to minimize.
[2024-05-23 17:37:12] [INFO ] Deduced a trap composed of 49 places in 228 ms of which 3 ms to minimize.
[2024-05-23 17:37:12] [INFO ] Deduced a trap composed of 50 places in 225 ms of which 3 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/392 variables, 20/45 constraints. Problems are: Problem set: 0 solved, 2096 unsolved
[2024-05-23 17:37:13] [INFO ] Deduced a trap composed of 61 places in 326 ms of which 3 ms to minimize.
[2024-05-23 17:37:14] [INFO ] Deduced a trap composed of 63 places in 296 ms of which 3 ms to minimize.
[2024-05-23 17:37:14] [INFO ] Deduced a trap composed of 61 places in 313 ms of which 4 ms to minimize.
[2024-05-23 17:37:14] [INFO ] Deduced a trap composed of 61 places in 364 ms of which 3 ms to minimize.
[2024-05-23 17:37:15] [INFO ] Deduced a trap composed of 61 places in 259 ms of which 3 ms to minimize.
[2024-05-23 17:37:15] [INFO ] Deduced a trap composed of 58 places in 336 ms of which 4 ms to minimize.
SMT process timed out in 31576ms, After SMT, problems are : Problem set: 0 solved, 2096 unsolved
Search for dead transitions found 0 dead transitions in 31602ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 34928 ms. Remains : 392/392 places, 2104/2104 transitions.
Attempting over-approximation, by ignoring read arcs.
Graph (trivial) has 1958 edges and 392 vertex of which 64 / 392 are part of one of the 8 SCC in 8 ms
Free SCC test removed 56 places
Drop transitions (Empty/Sink Transition effects.) removed 216 transitions
Ensure Unique test removed 1400 transitions
Reduce isomorphic transitions removed 1616 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 79 transitions
Trivial Post-agglo rules discarded 79 transitions
Performed 79 trivial Post agglomeration. Transition count delta: 79
Iterating post reduction 0 with 79 rules applied. Total rules applied 80 place count 336 transition count 409
Reduce places removed 79 places and 0 transitions.
Iterating post reduction 1 with 79 rules applied. Total rules applied 159 place count 257 transition count 409
Performed 17 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 17 Pre rules applied. Total rules applied 159 place count 257 transition count 392
Deduced a syphon composed of 17 places in 1 ms
Ensure Unique test removed 8 places
Reduce places removed 25 places and 0 transitions.
Iterating global reduction 2 with 42 rules applied. Total rules applied 201 place count 232 transition count 392
Performed 111 Post agglomeration using F-continuation condition.Transition count delta: 111
Deduced a syphon composed of 111 places in 0 ms
Reduce places removed 111 places and 0 transitions.
Iterating global reduction 2 with 222 rules applied. Total rules applied 423 place count 121 transition count 281
Ensure Unique test removed 56 transitions
Reduce isomorphic transitions removed 56 transitions.
Iterating post reduction 2 with 56 rules applied. Total rules applied 479 place count 121 transition count 225
Performed 8 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 8 places in 0 ms
Reduce places removed 8 places and 0 transitions.
Iterating global reduction 3 with 16 rules applied. Total rules applied 495 place count 113 transition count 225
Drop transitions (Empty/Sink Transition effects.) removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 3 with 8 rules applied. Total rules applied 503 place count 113 transition count 217
Drop transitions (Redundant composition of simpler transitions.) removed 8 transitions
Redundant transition composition rules discarded 8 transitions
Iterating global reduction 4 with 8 rules applied. Total rules applied 511 place count 113 transition count 209
Free-agglomeration rule applied 56 times.
Iterating global reduction 4 with 56 rules applied. Total rules applied 567 place count 113 transition count 153
Reduce places removed 56 places and 0 transitions.
Iterating post reduction 4 with 56 rules applied. Total rules applied 623 place count 57 transition count 153
Partial Free-agglomeration rule applied 8 times.
Drop transitions (Partial Free agglomeration) removed 8 transitions
Iterating global reduction 5 with 8 rules applied. Total rules applied 631 place count 57 transition count 153
Applied a total of 631 rules in 83 ms. Remains 57 /392 variables (removed 335) and now considering 153/2104 (removed 1951) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 153 rows 57 cols
[2024-05-23 17:37:15] [INFO ] Computed 17 invariants in 2 ms
[2024-05-23 17:37:15] [INFO ] After 38ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-23 17:37:15] [INFO ] [Nat]Absence check using 17 positive place invariants in 6 ms returned sat
[2024-05-23 17:37:15] [INFO ] After 130ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-23 17:37:15] [INFO ] State equation strengthened by 8 read => feed constraints.
[2024-05-23 17:37:15] [INFO ] After 11ms SMT Verify possible using 8 Read/Feed constraints in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2024-05-23 17:37:15] [INFO ] After 19ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2024-05-23 17:37:15] [INFO ] After 229ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Over-approximation ignoring read arcs solved 0 properties in 362 ms.
RANDOM walk for 40000 steps (8 resets) in 273 ms. (145 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 28 ms. (1379 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 413118 steps, run timeout after 3001 ms. (steps per millisecond=137 ) properties seen :0 out of 1
Probabilistic random walk after 413118 steps, saw 224738 distinct states, run finished after 3001 ms. (steps per millisecond=137 ) properties seen :0
[2024-05-23 17:37:18] [INFO ] Flow matrix only has 656 transitions (discarded 1448 similar events)
// Phase 1: matrix 656 rows 392 cols
[2024-05-23 17:37:18] [INFO ] Computed 25 invariants in 6 ms
[2024-05-23 17:37:18] [INFO ] State equation strengthened by 284 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 45/46 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/46 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 2/48 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/48 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 82/130 variables, 48/51 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/130 variables, 2/53 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/130 variables, 0/53 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 106/236 variables, 8/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/236 variables, 1/62 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/236 variables, 10/72 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/236 variables, 0/72 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 154/390 variables, 70/142 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/390 variables, 25/167 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/390 variables, 0/167 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 251/641 variables, 13/180 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/641 variables, 0/180 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 2/643 variables, 1/181 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/643 variables, 0/181 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 13/656 variables, 7/188 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/656 variables, 0/188 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 392/1048 variables, 266/454 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/1048 variables, 247/701 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/1048 variables, 0/701 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (OVERLAPS) 0/1048 variables, 0/701 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1048/1048 variables, and 701 constraints, problems are : Problem set: 0 solved, 1 unsolved in 461 ms.
Refiners :[Positive P Invariants (semi-flows): 17/17 constraints, Generalized P Invariants (flows): 8/8 constraints, State Equation: 392/392 constraints, ReadFeed: 284/284 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 45/46 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/46 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 2/48 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/48 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 82/130 variables, 48/51 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/130 variables, 2/53 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/130 variables, 0/53 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 106/236 variables, 8/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/236 variables, 1/62 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/236 variables, 10/72 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/236 variables, 0/72 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 154/390 variables, 70/142 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/390 variables, 25/167 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/390 variables, 0/167 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 251/641 variables, 13/180 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/641 variables, 0/180 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 2/643 variables, 1/181 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/643 variables, 0/181 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 13/656 variables, 7/188 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/656 variables, 1/189 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-23 17:37:19] [INFO ] Deduced a trap composed of 3 places in 118 ms of which 2 ms to minimize.
[2024-05-23 17:37:19] [INFO ] Deduced a trap composed of 23 places in 131 ms of which 1 ms to minimize.
[2024-05-23 17:37:20] [INFO ] Deduced a trap composed of 37 places in 84 ms of which 1 ms to minimize.
[2024-05-23 17:37:20] [INFO ] Deduced a trap composed of 11 places in 79 ms of which 1 ms to minimize.
At refinement iteration 21 (INCLUDED_ONLY) 0/656 variables, 4/193 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/656 variables, 0/193 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 392/1048 variables, 266/459 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/1048 variables, 247/706 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-23 17:37:20] [INFO ] Deduced a trap composed of 49 places in 118 ms of which 2 ms to minimize.
[2024-05-23 17:37:20] [INFO ] Deduced a trap composed of 3 places in 79 ms of which 2 ms to minimize.
At refinement iteration 25 (INCLUDED_ONLY) 0/1048 variables, 2/708 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/1048 variables, 0/708 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 27 (OVERLAPS) 0/1048 variables, 0/708 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1048/1048 variables, and 708 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1352 ms.
Refiners :[Positive P Invariants (semi-flows): 17/17 constraints, Generalized P Invariants (flows): 8/8 constraints, State Equation: 392/392 constraints, ReadFeed: 284/284 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 6/6 constraints]
After SMT, in 1835ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 45 ms.
Support contains 1 out of 392 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 392/392 places, 2104/2104 transitions.
Applied a total of 0 rules in 108 ms. Remains 392 /392 variables (removed 0) and now considering 2104/2104 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 108 ms. Remains : 392/392 places, 2104/2104 transitions.
RANDOM walk for 40000 steps (8 resets) in 147 ms. (270 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 31 ms. (1250 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 411381 steps, run timeout after 3001 ms. (steps per millisecond=137 ) properties seen :0 out of 1
Probabilistic random walk after 411381 steps, saw 224260 distinct states, run finished after 3001 ms. (steps per millisecond=137 ) properties seen :0
[2024-05-23 17:37:24] [INFO ] Flow matrix only has 656 transitions (discarded 1448 similar events)
[2024-05-23 17:37:24] [INFO ] Invariant cache hit.
[2024-05-23 17:37:24] [INFO ] State equation strengthened by 284 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 45/46 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/46 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 2/48 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/48 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 82/130 variables, 48/51 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/130 variables, 2/53 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/130 variables, 0/53 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 106/236 variables, 8/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/236 variables, 1/62 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/236 variables, 10/72 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/236 variables, 0/72 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 154/390 variables, 70/142 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/390 variables, 25/167 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/390 variables, 0/167 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 251/641 variables, 13/180 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/641 variables, 0/180 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 2/643 variables, 1/181 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/643 variables, 0/181 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 13/656 variables, 7/188 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/656 variables, 0/188 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 392/1048 variables, 266/454 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/1048 variables, 247/701 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/1048 variables, 0/701 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (OVERLAPS) 0/1048 variables, 0/701 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1048/1048 variables, and 701 constraints, problems are : Problem set: 0 solved, 1 unsolved in 538 ms.
Refiners :[Positive P Invariants (semi-flows): 17/17 constraints, Generalized P Invariants (flows): 8/8 constraints, State Equation: 392/392 constraints, ReadFeed: 284/284 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 45/46 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/46 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 2/48 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/48 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 82/130 variables, 48/51 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/130 variables, 2/53 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/130 variables, 0/53 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 106/236 variables, 8/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/236 variables, 1/62 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/236 variables, 10/72 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/236 variables, 0/72 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 154/390 variables, 70/142 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/390 variables, 25/167 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/390 variables, 0/167 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 251/641 variables, 13/180 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/641 variables, 0/180 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 2/643 variables, 1/181 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/643 variables, 0/181 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 13/656 variables, 7/188 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/656 variables, 1/189 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-23 17:37:24] [INFO ] Deduced a trap composed of 3 places in 116 ms of which 1 ms to minimize.
[2024-05-23 17:37:25] [INFO ] Deduced a trap composed of 11 places in 81 ms of which 1 ms to minimize.
At refinement iteration 21 (INCLUDED_ONLY) 0/656 variables, 2/191 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/656 variables, 0/191 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 392/1048 variables, 266/457 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/1048 variables, 247/704 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/1048 variables, 0/704 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (OVERLAPS) 0/1048 variables, 0/704 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1048/1048 variables, and 704 constraints, problems are : Problem set: 0 solved, 1 unsolved in 863 ms.
Refiners :[Positive P Invariants (semi-flows): 17/17 constraints, Generalized P Invariants (flows): 8/8 constraints, State Equation: 392/392 constraints, ReadFeed: 284/284 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 2/2 constraints]
After SMT, in 1427ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 78 ms.
Support contains 1 out of 392 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 392/392 places, 2104/2104 transitions.
Applied a total of 0 rules in 111 ms. Remains 392 /392 variables (removed 0) and now considering 2104/2104 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 111 ms. Remains : 392/392 places, 2104/2104 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 392/392 places, 2104/2104 transitions.
Applied a total of 0 rules in 112 ms. Remains 392 /392 variables (removed 0) and now considering 2104/2104 (removed 0) transitions.
[2024-05-23 17:37:25] [INFO ] Flow matrix only has 656 transitions (discarded 1448 similar events)
[2024-05-23 17:37:25] [INFO ] Invariant cache hit.
[2024-05-23 17:37:26] [INFO ] Implicit Places using invariants in 665 ms returned []
[2024-05-23 17:37:26] [INFO ] Flow matrix only has 656 transitions (discarded 1448 similar events)
[2024-05-23 17:37:26] [INFO ] Invariant cache hit.
[2024-05-23 17:37:26] [INFO ] State equation strengthened by 284 read => feed constraints.
[2024-05-23 17:37:28] [INFO ] Implicit Places using invariants and state equation in 2550 ms returned []
Implicit Place search using SMT with State Equation took 3228 ms to find 0 implicit places.
[2024-05-23 17:37:29] [INFO ] Redundant transitions in 58 ms returned []
Running 2096 sub problems to find dead transitions.
[2024-05-23 17:37:29] [INFO ] Flow matrix only has 656 transitions (discarded 1448 similar events)
[2024-05-23 17:37:29] [INFO ] Invariant cache hit.
[2024-05-23 17:37:29] [INFO ] State equation strengthened by 284 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/392 variables, 17/17 constraints. Problems are: Problem set: 0 solved, 2096 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/392 variables, 8/25 constraints. Problems are: Problem set: 0 solved, 2096 unsolved
[2024-05-23 17:37:51] [INFO ] Deduced a trap composed of 35 places in 386 ms of which 4 ms to minimize.
[2024-05-23 17:37:51] [INFO ] Deduced a trap composed of 25 places in 282 ms of which 3 ms to minimize.
[2024-05-23 17:37:52] [INFO ] Deduced a trap composed of 27 places in 282 ms of which 3 ms to minimize.
[2024-05-23 17:37:52] [INFO ] Deduced a trap composed of 52 places in 352 ms of which 5 ms to minimize.
[2024-05-23 17:37:52] [INFO ] Deduced a trap composed of 19 places in 372 ms of which 4 ms to minimize.
[2024-05-23 17:37:53] [INFO ] Deduced a trap composed of 31 places in 283 ms of which 3 ms to minimize.
[2024-05-23 17:37:53] [INFO ] Deduced a trap composed of 22 places in 379 ms of which 5 ms to minimize.
[2024-05-23 17:37:53] [INFO ] Deduced a trap composed of 29 places in 276 ms of which 2 ms to minimize.
[2024-05-23 17:37:54] [INFO ] Deduced a trap composed of 24 places in 214 ms of which 2 ms to minimize.
[2024-05-23 17:37:54] [INFO ] Deduced a trap composed of 22 places in 253 ms of which 3 ms to minimize.
[2024-05-23 17:37:54] [INFO ] Deduced a trap composed of 17 places in 265 ms of which 3 ms to minimize.
[2024-05-23 17:37:54] [INFO ] Deduced a trap composed of 19 places in 176 ms of which 2 ms to minimize.
[2024-05-23 17:37:54] [INFO ] Deduced a trap composed of 25 places in 129 ms of which 2 ms to minimize.
[2024-05-23 17:37:55] [INFO ] Deduced a trap composed of 33 places in 242 ms of which 3 ms to minimize.
[2024-05-23 17:37:55] [INFO ] Deduced a trap composed of 58 places in 227 ms of which 3 ms to minimize.
[2024-05-23 17:37:56] [INFO ] Deduced a trap composed of 3 places in 48 ms of which 1 ms to minimize.
[2024-05-23 17:37:57] [INFO ] Deduced a trap composed of 69 places in 225 ms of which 3 ms to minimize.
[2024-05-23 17:37:57] [INFO ] Deduced a trap composed of 48 places in 243 ms of which 3 ms to minimize.
[2024-05-23 17:37:57] [INFO ] Deduced a trap composed of 49 places in 289 ms of which 4 ms to minimize.
[2024-05-23 17:37:58] [INFO ] Deduced a trap composed of 50 places in 313 ms of which 3 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/392 variables, 20/45 constraints. Problems are: Problem set: 0 solved, 2096 unsolved
[2024-05-23 17:37:59] [INFO ] Deduced a trap composed of 61 places in 376 ms of which 3 ms to minimize.
[2024-05-23 17:37:59] [INFO ] Deduced a trap composed of 63 places in 315 ms of which 3 ms to minimize.
[2024-05-23 17:38:00] [INFO ] Deduced a trap composed of 61 places in 274 ms of which 3 ms to minimize.
[2024-05-23 17:38:00] [INFO ] Deduced a trap composed of 61 places in 277 ms of which 3 ms to minimize.
SMT process timed out in 31381ms, After SMT, problems are : Problem set: 0 solved, 2096 unsolved
Search for dead transitions found 0 dead transitions in 31407ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 34816 ms. Remains : 392/392 places, 2104/2104 transitions.
Attempting over-approximation, by ignoring read arcs.
Graph (trivial) has 1958 edges and 392 vertex of which 64 / 392 are part of one of the 8 SCC in 2 ms
Free SCC test removed 56 places
Drop transitions (Empty/Sink Transition effects.) removed 216 transitions
Ensure Unique test removed 1400 transitions
Reduce isomorphic transitions removed 1616 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 79 transitions
Trivial Post-agglo rules discarded 79 transitions
Performed 79 trivial Post agglomeration. Transition count delta: 79
Iterating post reduction 0 with 79 rules applied. Total rules applied 80 place count 336 transition count 409
Reduce places removed 79 places and 0 transitions.
Iterating post reduction 1 with 79 rules applied. Total rules applied 159 place count 257 transition count 409
Performed 17 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 17 Pre rules applied. Total rules applied 159 place count 257 transition count 392
Deduced a syphon composed of 17 places in 0 ms
Ensure Unique test removed 8 places
Reduce places removed 25 places and 0 transitions.
Iterating global reduction 2 with 42 rules applied. Total rules applied 201 place count 232 transition count 392
Performed 111 Post agglomeration using F-continuation condition.Transition count delta: 111
Deduced a syphon composed of 111 places in 0 ms
Reduce places removed 111 places and 0 transitions.
Iterating global reduction 2 with 222 rules applied. Total rules applied 423 place count 121 transition count 281
Ensure Unique test removed 56 transitions
Reduce isomorphic transitions removed 56 transitions.
Iterating post reduction 2 with 56 rules applied. Total rules applied 479 place count 121 transition count 225
Performed 8 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 8 places in 0 ms
Reduce places removed 8 places and 0 transitions.
Iterating global reduction 3 with 16 rules applied. Total rules applied 495 place count 113 transition count 225
Drop transitions (Empty/Sink Transition effects.) removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 3 with 8 rules applied. Total rules applied 503 place count 113 transition count 217
Drop transitions (Redundant composition of simpler transitions.) removed 8 transitions
Redundant transition composition rules discarded 8 transitions
Iterating global reduction 4 with 8 rules applied. Total rules applied 511 place count 113 transition count 209
Free-agglomeration rule applied 56 times.
Iterating global reduction 4 with 56 rules applied. Total rules applied 567 place count 113 transition count 153
Reduce places removed 56 places and 0 transitions.
Iterating post reduction 4 with 56 rules applied. Total rules applied 623 place count 57 transition count 153
Partial Free-agglomeration rule applied 8 times.
Drop transitions (Partial Free agglomeration) removed 8 transitions
Iterating global reduction 5 with 8 rules applied. Total rules applied 631 place count 57 transition count 153
Applied a total of 631 rules in 44 ms. Remains 57 /392 variables (removed 335) and now considering 153/2104 (removed 1951) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 153 rows 57 cols
[2024-05-23 17:38:00] [INFO ] Computed 17 invariants in 1 ms
[2024-05-23 17:38:00] [INFO ] After 88ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-23 17:38:00] [INFO ] [Nat]Absence check using 17 positive place invariants in 4 ms returned sat
[2024-05-23 17:38:00] [INFO ] After 76ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-23 17:38:00] [INFO ] State equation strengthened by 8 read => feed constraints.
[2024-05-23 17:38:00] [INFO ] After 9ms SMT Verify possible using 8 Read/Feed constraints in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2024-05-23 17:38:00] [INFO ] After 19ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2024-05-23 17:38:00] [INFO ] After 141ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Over-approximation ignoring read arcs solved 0 properties in 283 ms.
RANDOM walk for 40000 steps (8 resets) in 164 ms. (242 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 35 ms. (1111 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 401589 steps, run timeout after 3001 ms. (steps per millisecond=133 ) properties seen :0 out of 1
Probabilistic random walk after 401589 steps, saw 220231 distinct states, run finished after 3001 ms. (steps per millisecond=133 ) properties seen :0
[2024-05-23 17:38:03] [INFO ] Flow matrix only has 656 transitions (discarded 1448 similar events)
// Phase 1: matrix 656 rows 392 cols
[2024-05-23 17:38:03] [INFO ] Computed 25 invariants in 4 ms
[2024-05-23 17:38:03] [INFO ] State equation strengthened by 284 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 45/46 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/46 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 2/48 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/48 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 82/130 variables, 48/51 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/130 variables, 2/53 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/130 variables, 0/53 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 106/236 variables, 8/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/236 variables, 1/62 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/236 variables, 10/72 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/236 variables, 0/72 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 154/390 variables, 70/142 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/390 variables, 25/167 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/390 variables, 0/167 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 251/641 variables, 13/180 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/641 variables, 0/180 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 2/643 variables, 1/181 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/643 variables, 0/181 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 13/656 variables, 7/188 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/656 variables, 0/188 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 392/1048 variables, 266/454 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/1048 variables, 247/701 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/1048 variables, 0/701 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (OVERLAPS) 0/1048 variables, 0/701 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1048/1048 variables, and 701 constraints, problems are : Problem set: 0 solved, 1 unsolved in 493 ms.
Refiners :[Positive P Invariants (semi-flows): 17/17 constraints, Generalized P Invariants (flows): 8/8 constraints, State Equation: 392/392 constraints, ReadFeed: 284/284 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 45/46 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/46 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 2/48 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/48 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 82/130 variables, 48/51 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/130 variables, 2/53 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-23 17:38:04] [INFO ] Deduced a trap composed of 3 places in 56 ms of which 1 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/130 variables, 1/54 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/130 variables, 0/54 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 106/236 variables, 8/62 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/236 variables, 1/63 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/236 variables, 10/73 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/236 variables, 0/73 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 154/390 variables, 70/143 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/390 variables, 25/168 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/390 variables, 0/168 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 251/641 variables, 13/181 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/641 variables, 0/181 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 2/643 variables, 1/182 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-23 17:38:04] [INFO ] Deduced a trap composed of 76 places in 93 ms of which 2 ms to minimize.
At refinement iteration 19 (INCLUDED_ONLY) 0/643 variables, 1/183 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/643 variables, 0/183 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 13/656 variables, 7/190 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/656 variables, 1/191 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-23 17:38:05] [INFO ] Deduced a trap composed of 101 places in 351 ms of which 3 ms to minimize.
At refinement iteration 23 (INCLUDED_ONLY) 0/656 variables, 1/192 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/656 variables, 0/192 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 392/1048 variables, 266/458 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/1048 variables, 247/705 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-23 17:38:05] [INFO ] Deduced a trap composed of 3 places in 128 ms of which 2 ms to minimize.
At refinement iteration 27 (INCLUDED_ONLY) 0/1048 variables, 1/706 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 28 (INCLUDED_ONLY) 0/1048 variables, 0/706 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 29 (OVERLAPS) 0/1048 variables, 0/706 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1048/1048 variables, and 706 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1473 ms.
Refiners :[Positive P Invariants (semi-flows): 17/17 constraints, Generalized P Invariants (flows): 8/8 constraints, State Equation: 392/392 constraints, ReadFeed: 284/284 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 4/4 constraints]
After SMT, in 1993ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 56 ms.
Support contains 1 out of 392 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 392/392 places, 2104/2104 transitions.
Applied a total of 0 rules in 75 ms. Remains 392 /392 variables (removed 0) and now considering 2104/2104 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 76 ms. Remains : 392/392 places, 2104/2104 transitions.
RANDOM walk for 40000 steps (8 resets) in 168 ms. (236 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 61 ms. (645 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 363069 steps, run timeout after 3001 ms. (steps per millisecond=120 ) properties seen :0 out of 1
Probabilistic random walk after 363069 steps, saw 201462 distinct states, run finished after 3001 ms. (steps per millisecond=120 ) properties seen :0
[2024-05-23 17:38:09] [INFO ] Flow matrix only has 656 transitions (discarded 1448 similar events)
[2024-05-23 17:38:09] [INFO ] Invariant cache hit.
[2024-05-23 17:38:09] [INFO ] State equation strengthened by 284 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 45/46 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/46 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 2/48 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/48 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 82/130 variables, 48/51 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/130 variables, 2/53 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/130 variables, 0/53 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 106/236 variables, 8/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/236 variables, 1/62 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/236 variables, 10/72 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/236 variables, 0/72 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 154/390 variables, 70/142 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/390 variables, 25/167 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/390 variables, 0/167 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 251/641 variables, 13/180 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/641 variables, 0/180 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 2/643 variables, 1/181 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/643 variables, 0/181 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 13/656 variables, 7/188 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/656 variables, 0/188 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 392/1048 variables, 266/454 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/1048 variables, 247/701 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/1048 variables, 0/701 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (OVERLAPS) 0/1048 variables, 0/701 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1048/1048 variables, and 701 constraints, problems are : Problem set: 0 solved, 1 unsolved in 434 ms.
Refiners :[Positive P Invariants (semi-flows): 17/17 constraints, Generalized P Invariants (flows): 8/8 constraints, State Equation: 392/392 constraints, ReadFeed: 284/284 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 45/46 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/46 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 2/48 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/48 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 82/130 variables, 48/51 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/130 variables, 2/53 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-23 17:38:09] [INFO ] Deduced a trap composed of 3 places in 39 ms of which 1 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/130 variables, 1/54 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/130 variables, 0/54 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 106/236 variables, 8/62 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/236 variables, 1/63 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/236 variables, 10/73 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/236 variables, 0/73 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 154/390 variables, 70/143 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/390 variables, 25/168 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/390 variables, 0/168 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 251/641 variables, 13/181 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/641 variables, 0/181 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 2/643 variables, 1/182 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/643 variables, 0/182 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 13/656 variables, 7/189 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/656 variables, 1/190 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/656 variables, 0/190 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 392/1048 variables, 266/456 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/1048 variables, 247/703 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/1048 variables, 0/703 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (OVERLAPS) 0/1048 variables, 0/703 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1048/1048 variables, and 703 constraints, problems are : Problem set: 0 solved, 1 unsolved in 547 ms.
Refiners :[Positive P Invariants (semi-flows): 17/17 constraints, Generalized P Invariants (flows): 8/8 constraints, State Equation: 392/392 constraints, ReadFeed: 284/284 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints]
After SMT, in 999ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 58 ms.
Support contains 1 out of 392 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 392/392 places, 2104/2104 transitions.
Applied a total of 0 rules in 77 ms. Remains 392 /392 variables (removed 0) and now considering 2104/2104 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 77 ms. Remains : 392/392 places, 2104/2104 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 392/392 places, 2104/2104 transitions.
Applied a total of 0 rules in 76 ms. Remains 392 /392 variables (removed 0) and now considering 2104/2104 (removed 0) transitions.
[2024-05-23 17:38:10] [INFO ] Flow matrix only has 656 transitions (discarded 1448 similar events)
[2024-05-23 17:38:10] [INFO ] Invariant cache hit.
[2024-05-23 17:38:10] [INFO ] Implicit Places using invariants in 662 ms returned []
[2024-05-23 17:38:10] [INFO ] Flow matrix only has 656 transitions (discarded 1448 similar events)
[2024-05-23 17:38:10] [INFO ] Invariant cache hit.
[2024-05-23 17:38:11] [INFO ] State equation strengthened by 284 read => feed constraints.
[2024-05-23 17:38:13] [INFO ] Implicit Places using invariants and state equation in 2999 ms returned []
Implicit Place search using SMT with State Equation took 3663 ms to find 0 implicit places.
[2024-05-23 17:38:13] [INFO ] Redundant transitions in 57 ms returned []
Running 2096 sub problems to find dead transitions.
[2024-05-23 17:38:13] [INFO ] Flow matrix only has 656 transitions (discarded 1448 similar events)
[2024-05-23 17:38:14] [INFO ] Invariant cache hit.
[2024-05-23 17:38:14] [INFO ] State equation strengthened by 284 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/392 variables, 17/17 constraints. Problems are: Problem set: 0 solved, 2096 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/392 variables, 8/25 constraints. Problems are: Problem set: 0 solved, 2096 unsolved
[2024-05-23 17:38:44] [INFO ] Deduced a trap composed of 35 places in 541 ms of which 6 ms to minimize.
[2024-05-23 17:38:44] [INFO ] Deduced a trap composed of 25 places in 456 ms of which 5 ms to minimize.
[2024-05-23 17:38:44] [INFO ] Deduced a trap composed of 27 places in 448 ms of which 5 ms to minimize.
[2024-05-23 17:38:45] [INFO ] Deduced a trap composed of 52 places in 481 ms of which 5 ms to minimize.
SMT process timed out in 31493ms, After SMT, problems are : Problem set: 0 solved, 2096 unsolved
Search for dead transitions found 0 dead transitions in 31516ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 35330 ms. Remains : 392/392 places, 2104/2104 transitions.
Attempting over-approximation, by ignoring read arcs.
Graph (trivial) has 1958 edges and 392 vertex of which 64 / 392 are part of one of the 8 SCC in 1 ms
Free SCC test removed 56 places
Drop transitions (Empty/Sink Transition effects.) removed 216 transitions
Ensure Unique test removed 1400 transitions
Reduce isomorphic transitions removed 1616 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 79 transitions
Trivial Post-agglo rules discarded 79 transitions
Performed 79 trivial Post agglomeration. Transition count delta: 79
Iterating post reduction 0 with 79 rules applied. Total rules applied 80 place count 336 transition count 409
Reduce places removed 79 places and 0 transitions.
Iterating post reduction 1 with 79 rules applied. Total rules applied 159 place count 257 transition count 409
Performed 17 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 17 Pre rules applied. Total rules applied 159 place count 257 transition count 392
Deduced a syphon composed of 17 places in 0 ms
Ensure Unique test removed 8 places
Reduce places removed 25 places and 0 transitions.
Iterating global reduction 2 with 42 rules applied. Total rules applied 201 place count 232 transition count 392
Performed 111 Post agglomeration using F-continuation condition.Transition count delta: 111
Deduced a syphon composed of 111 places in 0 ms
Reduce places removed 111 places and 0 transitions.
Iterating global reduction 2 with 222 rules applied. Total rules applied 423 place count 121 transition count 281
Ensure Unique test removed 56 transitions
Reduce isomorphic transitions removed 56 transitions.
Iterating post reduction 2 with 56 rules applied. Total rules applied 479 place count 121 transition count 225
Performed 8 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 8 places in 1 ms
Reduce places removed 8 places and 0 transitions.
Iterating global reduction 3 with 16 rules applied. Total rules applied 495 place count 113 transition count 225
Drop transitions (Empty/Sink Transition effects.) removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 3 with 8 rules applied. Total rules applied 503 place count 113 transition count 217
Drop transitions (Redundant composition of simpler transitions.) removed 8 transitions
Redundant transition composition rules discarded 8 transitions
Iterating global reduction 4 with 8 rules applied. Total rules applied 511 place count 113 transition count 209
Free-agglomeration rule applied 56 times.
Iterating global reduction 4 with 56 rules applied. Total rules applied 567 place count 113 transition count 153
Reduce places removed 56 places and 0 transitions.
Iterating post reduction 4 with 56 rules applied. Total rules applied 623 place count 57 transition count 153
Partial Free-agglomeration rule applied 8 times.
Drop transitions (Partial Free agglomeration) removed 8 transitions
Iterating global reduction 5 with 8 rules applied. Total rules applied 631 place count 57 transition count 153
Applied a total of 631 rules in 58 ms. Remains 57 /392 variables (removed 335) and now considering 153/2104 (removed 1951) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 153 rows 57 cols
[2024-05-23 17:38:45] [INFO ] Computed 17 invariants in 2 ms
[2024-05-23 17:38:45] [INFO ] After 35ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-23 17:38:45] [INFO ] [Nat]Absence check using 17 positive place invariants in 8 ms returned sat
[2024-05-23 17:38:45] [INFO ] After 79ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-23 17:38:45] [INFO ] State equation strengthened by 8 read => feed constraints.
[2024-05-23 17:38:45] [INFO ] After 13ms SMT Verify possible using 8 Read/Feed constraints in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2024-05-23 17:38:45] [INFO ] After 28ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2024-05-23 17:38:45] [INFO ] After 169ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Over-approximation ignoring read arcs solved 0 properties in 275 ms.
RANDOM walk for 40000 steps (8 resets) in 176 ms. (225 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 58 ms. (678 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 342162 steps, run timeout after 3001 ms. (steps per millisecond=114 ) properties seen :0 out of 1
Probabilistic random walk after 342162 steps, saw 190587 distinct states, run finished after 3001 ms. (steps per millisecond=114 ) properties seen :0
[2024-05-23 17:38:48] [INFO ] Flow matrix only has 656 transitions (discarded 1448 similar events)
// Phase 1: matrix 656 rows 392 cols
[2024-05-23 17:38:48] [INFO ] Computed 25 invariants in 5 ms
[2024-05-23 17:38:48] [INFO ] State equation strengthened by 284 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 45/46 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/46 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 2/48 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/48 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 82/130 variables, 48/51 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/130 variables, 2/53 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/130 variables, 0/53 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 106/236 variables, 8/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/236 variables, 1/62 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/236 variables, 10/72 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/236 variables, 0/72 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 154/390 variables, 70/142 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/390 variables, 25/167 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/390 variables, 0/167 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 251/641 variables, 13/180 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/641 variables, 0/180 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 2/643 variables, 1/181 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/643 variables, 0/181 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 13/656 variables, 7/188 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/656 variables, 0/188 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 392/1048 variables, 266/454 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/1048 variables, 247/701 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/1048 variables, 0/701 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (OVERLAPS) 0/1048 variables, 0/701 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1048/1048 variables, and 701 constraints, problems are : Problem set: 0 solved, 1 unsolved in 604 ms.
Refiners :[Positive P Invariants (semi-flows): 17/17 constraints, Generalized P Invariants (flows): 8/8 constraints, State Equation: 392/392 constraints, ReadFeed: 284/284 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 45/46 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/46 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 2/48 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/48 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 82/130 variables, 48/51 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/130 variables, 2/53 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/130 variables, 0/53 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 106/236 variables, 8/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/236 variables, 1/62 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/236 variables, 10/72 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/236 variables, 0/72 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 154/390 variables, 70/142 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/390 variables, 25/167 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/390 variables, 0/167 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 251/641 variables, 13/180 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/641 variables, 0/180 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 2/643 variables, 1/181 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-23 17:38:49] [INFO ] Deduced a trap composed of 11 places in 79 ms of which 1 ms to minimize.
At refinement iteration 18 (INCLUDED_ONLY) 0/643 variables, 1/182 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/643 variables, 0/182 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 13/656 variables, 7/189 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/656 variables, 1/190 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-23 17:38:50] [INFO ] Deduced a trap composed of 15 places in 124 ms of which 1 ms to minimize.
At refinement iteration 22 (INCLUDED_ONLY) 0/656 variables, 1/191 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/656 variables, 0/191 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (OVERLAPS) 392/1048 variables, 266/457 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/1048 variables, 247/704 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/1048 variables, 0/704 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 27 (OVERLAPS) 0/1048 variables, 0/704 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1048/1048 variables, and 704 constraints, problems are : Problem set: 0 solved, 1 unsolved in 939 ms.
Refiners :[Positive P Invariants (semi-flows): 17/17 constraints, Generalized P Invariants (flows): 8/8 constraints, State Equation: 392/392 constraints, ReadFeed: 284/284 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 2/2 constraints]
After SMT, in 1566ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 68 ms.
Support contains 1 out of 392 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 392/392 places, 2104/2104 transitions.
Applied a total of 0 rules in 120 ms. Remains 392 /392 variables (removed 0) and now considering 2104/2104 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 121 ms. Remains : 392/392 places, 2104/2104 transitions.
RANDOM walk for 40000 steps (8 resets) in 179 ms. (222 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 43 ms. (909 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 384858 steps, run timeout after 3001 ms. (steps per millisecond=128 ) properties seen :0 out of 1
Probabilistic random walk after 384858 steps, saw 211657 distinct states, run finished after 3001 ms. (steps per millisecond=128 ) properties seen :0
[2024-05-23 17:38:53] [INFO ] Flow matrix only has 656 transitions (discarded 1448 similar events)
[2024-05-23 17:38:53] [INFO ] Invariant cache hit.
[2024-05-23 17:38:53] [INFO ] State equation strengthened by 284 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 45/46 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/46 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 2/48 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/48 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 82/130 variables, 48/51 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/130 variables, 2/53 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/130 variables, 0/53 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 106/236 variables, 8/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/236 variables, 1/62 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/236 variables, 10/72 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/236 variables, 0/72 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 154/390 variables, 70/142 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/390 variables, 25/167 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/390 variables, 0/167 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 251/641 variables, 13/180 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/641 variables, 0/180 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 2/643 variables, 1/181 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/643 variables, 0/181 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 13/656 variables, 7/188 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/656 variables, 0/188 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 392/1048 variables, 266/454 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/1048 variables, 247/701 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/1048 variables, 0/701 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (OVERLAPS) 0/1048 variables, 0/701 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1048/1048 variables, and 701 constraints, problems are : Problem set: 0 solved, 1 unsolved in 652 ms.
Refiners :[Positive P Invariants (semi-flows): 17/17 constraints, Generalized P Invariants (flows): 8/8 constraints, State Equation: 392/392 constraints, ReadFeed: 284/284 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 45/46 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/46 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 2/48 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/48 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 82/130 variables, 48/51 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/130 variables, 2/53 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/130 variables, 0/53 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 106/236 variables, 8/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/236 variables, 1/62 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/236 variables, 10/72 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/236 variables, 0/72 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 154/390 variables, 70/142 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/390 variables, 25/167 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/390 variables, 0/167 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 251/641 variables, 13/180 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/641 variables, 0/180 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 2/643 variables, 1/181 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/643 variables, 0/181 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 13/656 variables, 7/188 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/656 variables, 1/189 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/656 variables, 0/189 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (OVERLAPS) 392/1048 variables, 266/455 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/1048 variables, 247/702 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/1048 variables, 0/702 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (OVERLAPS) 0/1048 variables, 0/702 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1048/1048 variables, and 702 constraints, problems are : Problem set: 0 solved, 1 unsolved in 770 ms.
Refiners :[Positive P Invariants (semi-flows): 17/17 constraints, Generalized P Invariants (flows): 8/8 constraints, State Equation: 392/392 constraints, ReadFeed: 284/284 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 1441ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 71 ms.
Support contains 1 out of 392 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 392/392 places, 2104/2104 transitions.
Applied a total of 0 rules in 122 ms. Remains 392 /392 variables (removed 0) and now considering 2104/2104 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 122 ms. Remains : 392/392 places, 2104/2104 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 392/392 places, 2104/2104 transitions.
Applied a total of 0 rules in 120 ms. Remains 392 /392 variables (removed 0) and now considering 2104/2104 (removed 0) transitions.
[2024-05-23 17:38:55] [INFO ] Flow matrix only has 656 transitions (discarded 1448 similar events)
[2024-05-23 17:38:55] [INFO ] Invariant cache hit.
[2024-05-23 17:38:56] [INFO ] Implicit Places using invariants in 935 ms returned []
[2024-05-23 17:38:56] [INFO ] Flow matrix only has 656 transitions (discarded 1448 similar events)
[2024-05-23 17:38:56] [INFO ] Invariant cache hit.
[2024-05-23 17:38:56] [INFO ] State equation strengthened by 284 read => feed constraints.
[2024-05-23 17:38:59] [INFO ] Implicit Places using invariants and state equation in 3138 ms returned []
Implicit Place search using SMT with State Equation took 4075 ms to find 0 implicit places.
[2024-05-23 17:38:59] [INFO ] Redundant transitions in 53 ms returned []
Running 2096 sub problems to find dead transitions.
[2024-05-23 17:38:59] [INFO ] Flow matrix only has 656 transitions (discarded 1448 similar events)
[2024-05-23 17:38:59] [INFO ] Invariant cache hit.
[2024-05-23 17:38:59] [INFO ] State equation strengthened by 284 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/392 variables, 17/17 constraints. Problems are: Problem set: 0 solved, 2096 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/392 variables, 8/25 constraints. Problems are: Problem set: 0 solved, 2096 unsolved
[2024-05-23 17:39:30] [INFO ] Deduced a trap composed of 35 places in 413 ms of which 6 ms to minimize.
[2024-05-23 17:39:30] [INFO ] Deduced a trap composed of 25 places in 431 ms of which 5 ms to minimize.
[2024-05-23 17:39:31] [INFO ] Deduced a trap composed of 27 places in 436 ms of which 4 ms to minimize.
SMT process timed out in 31625ms, After SMT, problems are : Problem set: 0 solved, 2096 unsolved
Search for dead transitions found 0 dead transitions in 31647ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 35906 ms. Remains : 392/392 places, 2104/2104 transitions.
Attempting over-approximation, by ignoring read arcs.
Graph (trivial) has 1958 edges and 392 vertex of which 64 / 392 are part of one of the 8 SCC in 1 ms
Free SCC test removed 56 places
Drop transitions (Empty/Sink Transition effects.) removed 216 transitions
Ensure Unique test removed 1400 transitions
Reduce isomorphic transitions removed 1616 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 79 transitions
Trivial Post-agglo rules discarded 79 transitions
Performed 79 trivial Post agglomeration. Transition count delta: 79
Iterating post reduction 0 with 79 rules applied. Total rules applied 80 place count 336 transition count 409
Reduce places removed 79 places and 0 transitions.
Iterating post reduction 1 with 79 rules applied. Total rules applied 159 place count 257 transition count 409
Performed 17 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 17 Pre rules applied. Total rules applied 159 place count 257 transition count 392
Deduced a syphon composed of 17 places in 0 ms
Ensure Unique test removed 8 places
Reduce places removed 25 places and 0 transitions.
Iterating global reduction 2 with 42 rules applied. Total rules applied 201 place count 232 transition count 392
Performed 111 Post agglomeration using F-continuation condition.Transition count delta: 111
Deduced a syphon composed of 111 places in 0 ms
Reduce places removed 111 places and 0 transitions.
Iterating global reduction 2 with 222 rules applied. Total rules applied 423 place count 121 transition count 281
Ensure Unique test removed 56 transitions
Reduce isomorphic transitions removed 56 transitions.
Iterating post reduction 2 with 56 rules applied. Total rules applied 479 place count 121 transition count 225
Performed 8 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 8 places in 0 ms
Reduce places removed 8 places and 0 transitions.
Iterating global reduction 3 with 16 rules applied. Total rules applied 495 place count 113 transition count 225
Drop transitions (Empty/Sink Transition effects.) removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 3 with 8 rules applied. Total rules applied 503 place count 113 transition count 217
Drop transitions (Redundant composition of simpler transitions.) removed 8 transitions
Redundant transition composition rules discarded 8 transitions
Iterating global reduction 4 with 8 rules applied. Total rules applied 511 place count 113 transition count 209
Free-agglomeration rule applied 56 times.
Iterating global reduction 4 with 56 rules applied. Total rules applied 567 place count 113 transition count 153
Reduce places removed 56 places and 0 transitions.
Iterating post reduction 4 with 56 rules applied. Total rules applied 623 place count 57 transition count 153
Partial Free-agglomeration rule applied 8 times.
Drop transitions (Partial Free agglomeration) removed 8 transitions
Iterating global reduction 5 with 8 rules applied. Total rules applied 631 place count 57 transition count 153
Applied a total of 631 rules in 50 ms. Remains 57 /392 variables (removed 335) and now considering 153/2104 (removed 1951) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 153 rows 57 cols
[2024-05-23 17:39:31] [INFO ] Computed 17 invariants in 1 ms
[2024-05-23 17:39:31] [INFO ] After 35ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-23 17:39:31] [INFO ] [Nat]Absence check using 17 positive place invariants in 7 ms returned sat
[2024-05-23 17:39:31] [INFO ] After 77ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-23 17:39:31] [INFO ] State equation strengthened by 8 read => feed constraints.
[2024-05-23 17:39:31] [INFO ] After 11ms SMT Verify possible using 8 Read/Feed constraints in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2024-05-23 17:39:31] [INFO ] After 26ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2024-05-23 17:39:31] [INFO ] After 160ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Over-approximation ignoring read arcs solved 0 properties in 258 ms.
RANDOM walk for 40000 steps (8 resets) in 177 ms. (224 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 53 ms. (740 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 381744 steps, run timeout after 3001 ms. (steps per millisecond=127 ) properties seen :0 out of 1
Probabilistic random walk after 381744 steps, saw 210436 distinct states, run finished after 3001 ms. (steps per millisecond=127 ) properties seen :0
[2024-05-23 17:39:34] [INFO ] Flow matrix only has 656 transitions (discarded 1448 similar events)
// Phase 1: matrix 656 rows 392 cols
[2024-05-23 17:39:34] [INFO ] Computed 25 invariants in 4 ms
[2024-05-23 17:39:34] [INFO ] State equation strengthened by 284 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 45/46 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/46 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 2/48 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/48 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 82/130 variables, 48/51 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/130 variables, 2/53 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/130 variables, 0/53 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 106/236 variables, 8/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/236 variables, 1/62 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/236 variables, 10/72 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/236 variables, 0/72 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 154/390 variables, 70/142 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/390 variables, 25/167 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/390 variables, 0/167 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 251/641 variables, 13/180 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/641 variables, 0/180 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 2/643 variables, 1/181 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/643 variables, 0/181 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 13/656 variables, 7/188 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/656 variables, 0/188 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 392/1048 variables, 266/454 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/1048 variables, 247/701 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/1048 variables, 0/701 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (OVERLAPS) 0/1048 variables, 0/701 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1048/1048 variables, and 701 constraints, problems are : Problem set: 0 solved, 1 unsolved in 413 ms.
Refiners :[Positive P Invariants (semi-flows): 17/17 constraints, Generalized P Invariants (flows): 8/8 constraints, State Equation: 392/392 constraints, ReadFeed: 284/284 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 45/46 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/46 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 2/48 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/48 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 82/130 variables, 48/51 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/130 variables, 2/53 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/130 variables, 0/53 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 106/236 variables, 8/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/236 variables, 1/62 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/236 variables, 10/72 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/236 variables, 0/72 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 154/390 variables, 70/142 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/390 variables, 25/167 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/390 variables, 0/167 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 251/641 variables, 13/180 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/641 variables, 0/180 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 2/643 variables, 1/181 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/643 variables, 0/181 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 13/656 variables, 7/188 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/656 variables, 1/189 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-23 17:39:35] [INFO ] Deduced a trap composed of 41 places in 73 ms of which 2 ms to minimize.
[2024-05-23 17:39:35] [INFO ] Deduced a trap composed of 17 places in 76 ms of which 1 ms to minimize.
At refinement iteration 21 (INCLUDED_ONLY) 0/656 variables, 2/191 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/656 variables, 0/191 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 392/1048 variables, 266/457 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/1048 variables, 247/704 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/1048 variables, 0/704 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (OVERLAPS) 0/1048 variables, 0/704 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1048/1048 variables, and 704 constraints, problems are : Problem set: 0 solved, 1 unsolved in 666 ms.
Refiners :[Positive P Invariants (semi-flows): 17/17 constraints, Generalized P Invariants (flows): 8/8 constraints, State Equation: 392/392 constraints, ReadFeed: 284/284 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 2/2 constraints]
After SMT, in 1099ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 45 ms.
Support contains 1 out of 392 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 392/392 places, 2104/2104 transitions.
Applied a total of 0 rules in 69 ms. Remains 392 /392 variables (removed 0) and now considering 2104/2104 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 71 ms. Remains : 392/392 places, 2104/2104 transitions.
RANDOM walk for 40000 steps (8 resets) in 107 ms. (370 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 30 ms. (1290 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 408060 steps, run timeout after 3001 ms. (steps per millisecond=135 ) properties seen :0 out of 1
Probabilistic random walk after 408060 steps, saw 222683 distinct states, run finished after 3001 ms. (steps per millisecond=135 ) properties seen :0
[2024-05-23 17:39:38] [INFO ] Flow matrix only has 656 transitions (discarded 1448 similar events)
[2024-05-23 17:39:38] [INFO ] Invariant cache hit.
[2024-05-23 17:39:38] [INFO ] State equation strengthened by 284 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 45/46 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/46 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 2/48 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/48 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 82/130 variables, 48/51 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/130 variables, 2/53 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/130 variables, 0/53 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 106/236 variables, 8/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/236 variables, 1/62 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/236 variables, 10/72 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/236 variables, 0/72 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 154/390 variables, 70/142 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/390 variables, 25/167 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/390 variables, 0/167 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 251/641 variables, 13/180 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/641 variables, 0/180 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 2/643 variables, 1/181 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/643 variables, 0/181 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 13/656 variables, 7/188 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/656 variables, 0/188 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 392/1048 variables, 266/454 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/1048 variables, 247/701 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/1048 variables, 0/701 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (OVERLAPS) 0/1048 variables, 0/701 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1048/1048 variables, and 701 constraints, problems are : Problem set: 0 solved, 1 unsolved in 407 ms.
Refiners :[Positive P Invariants (semi-flows): 17/17 constraints, Generalized P Invariants (flows): 8/8 constraints, State Equation: 392/392 constraints, ReadFeed: 284/284 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 45/46 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/46 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 2/48 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/48 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 82/130 variables, 48/51 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/130 variables, 2/53 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-23 17:39:39] [INFO ] Deduced a trap composed of 3 places in 38 ms of which 1 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/130 variables, 1/54 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/130 variables, 0/54 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 106/236 variables, 8/62 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/236 variables, 1/63 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/236 variables, 10/73 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/236 variables, 0/73 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 154/390 variables, 70/143 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/390 variables, 25/168 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/390 variables, 0/168 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 251/641 variables, 13/181 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/641 variables, 0/181 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 2/643 variables, 1/182 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/643 variables, 0/182 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 13/656 variables, 7/189 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/656 variables, 1/190 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/656 variables, 0/190 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 392/1048 variables, 266/456 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/1048 variables, 247/703 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/1048 variables, 0/703 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (OVERLAPS) 0/1048 variables, 0/703 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1048/1048 variables, and 703 constraints, problems are : Problem set: 0 solved, 1 unsolved in 504 ms.
Refiners :[Positive P Invariants (semi-flows): 17/17 constraints, Generalized P Invariants (flows): 8/8 constraints, State Equation: 392/392 constraints, ReadFeed: 284/284 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints]
After SMT, in 926ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 43 ms.
Support contains 1 out of 392 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 392/392 places, 2104/2104 transitions.
Applied a total of 0 rules in 70 ms. Remains 392 /392 variables (removed 0) and now considering 2104/2104 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 71 ms. Remains : 392/392 places, 2104/2104 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 392/392 places, 2104/2104 transitions.
Applied a total of 0 rules in 70 ms. Remains 392 /392 variables (removed 0) and now considering 2104/2104 (removed 0) transitions.
[2024-05-23 17:39:39] [INFO ] Flow matrix only has 656 transitions (discarded 1448 similar events)
[2024-05-23 17:39:39] [INFO ] Invariant cache hit.
[2024-05-23 17:39:40] [INFO ] Implicit Places using invariants in 623 ms returned []
[2024-05-23 17:39:40] [INFO ] Flow matrix only has 656 transitions (discarded 1448 similar events)
[2024-05-23 17:39:40] [INFO ] Invariant cache hit.
[2024-05-23 17:39:40] [INFO ] State equation strengthened by 284 read => feed constraints.
[2024-05-23 17:39:43] [INFO ] Implicit Places using invariants and state equation in 2530 ms returned []
Implicit Place search using SMT with State Equation took 3155 ms to find 0 implicit places.
[2024-05-23 17:39:43] [INFO ] Redundant transitions in 58 ms returned []
Running 2096 sub problems to find dead transitions.
[2024-05-23 17:39:43] [INFO ] Flow matrix only has 656 transitions (discarded 1448 similar events)
[2024-05-23 17:39:43] [INFO ] Invariant cache hit.
[2024-05-23 17:39:43] [INFO ] State equation strengthened by 284 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/392 variables, 17/17 constraints. Problems are: Problem set: 0 solved, 2096 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/392 variables, 8/25 constraints. Problems are: Problem set: 0 solved, 2096 unsolved
[2024-05-23 17:40:04] [INFO ] Deduced a trap composed of 35 places in 406 ms of which 5 ms to minimize.
[2024-05-23 17:40:05] [INFO ] Deduced a trap composed of 25 places in 405 ms of which 4 ms to minimize.
[2024-05-23 17:40:05] [INFO ] Deduced a trap composed of 27 places in 391 ms of which 4 ms to minimize.
[2024-05-23 17:40:06] [INFO ] Deduced a trap composed of 52 places in 400 ms of which 5 ms to minimize.
[2024-05-23 17:40:06] [INFO ] Deduced a trap composed of 19 places in 423 ms of which 4 ms to minimize.
[2024-05-23 17:40:06] [INFO ] Deduced a trap composed of 31 places in 471 ms of which 5 ms to minimize.
[2024-05-23 17:40:07] [INFO ] Deduced a trap composed of 22 places in 382 ms of which 3 ms to minimize.
[2024-05-23 17:40:07] [INFO ] Deduced a trap composed of 29 places in 222 ms of which 2 ms to minimize.
[2024-05-23 17:40:07] [INFO ] Deduced a trap composed of 24 places in 229 ms of which 3 ms to minimize.
[2024-05-23 17:40:08] [INFO ] Deduced a trap composed of 22 places in 227 ms of which 2 ms to minimize.
[2024-05-23 17:40:08] [INFO ] Deduced a trap composed of 17 places in 178 ms of which 2 ms to minimize.
[2024-05-23 17:40:08] [INFO ] Deduced a trap composed of 19 places in 135 ms of which 2 ms to minimize.
[2024-05-23 17:40:08] [INFO ] Deduced a trap composed of 25 places in 136 ms of which 2 ms to minimize.
[2024-05-23 17:40:08] [INFO ] Deduced a trap composed of 33 places in 217 ms of which 2 ms to minimize.
[2024-05-23 17:40:09] [INFO ] Deduced a trap composed of 58 places in 207 ms of which 3 ms to minimize.
[2024-05-23 17:40:10] [INFO ] Deduced a trap composed of 3 places in 51 ms of which 1 ms to minimize.
[2024-05-23 17:40:11] [INFO ] Deduced a trap composed of 69 places in 239 ms of which 2 ms to minimize.
[2024-05-23 17:40:11] [INFO ] Deduced a trap composed of 48 places in 253 ms of which 3 ms to minimize.
[2024-05-23 17:40:11] [INFO ] Deduced a trap composed of 49 places in 226 ms of which 3 ms to minimize.
[2024-05-23 17:40:11] [INFO ] Deduced a trap composed of 50 places in 289 ms of which 4 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/392 variables, 20/45 constraints. Problems are: Problem set: 0 solved, 2096 unsolved
[2024-05-23 17:40:13] [INFO ] Deduced a trap composed of 61 places in 388 ms of which 5 ms to minimize.
[2024-05-23 17:40:13] [INFO ] Deduced a trap composed of 63 places in 395 ms of which 4 ms to minimize.
[2024-05-23 17:40:14] [INFO ] Deduced a trap composed of 61 places in 263 ms of which 3 ms to minimize.
[2024-05-23 17:40:14] [INFO ] Deduced a trap composed of 61 places in 274 ms of which 3 ms to minimize.
[2024-05-23 17:40:14] [INFO ] Deduced a trap composed of 61 places in 262 ms of which 3 ms to minimize.
SMT process timed out in 31529ms, After SMT, problems are : Problem set: 0 solved, 2096 unsolved
Search for dead transitions found 0 dead transitions in 31553ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 34847 ms. Remains : 392/392 places, 2104/2104 transitions.
Attempting over-approximation, by ignoring read arcs.
Graph (trivial) has 1958 edges and 392 vertex of which 64 / 392 are part of one of the 8 SCC in 0 ms
Free SCC test removed 56 places
Drop transitions (Empty/Sink Transition effects.) removed 216 transitions
Ensure Unique test removed 1400 transitions
Reduce isomorphic transitions removed 1616 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 79 transitions
Trivial Post-agglo rules discarded 79 transitions
Performed 79 trivial Post agglomeration. Transition count delta: 79
Iterating post reduction 0 with 79 rules applied. Total rules applied 80 place count 336 transition count 409
Reduce places removed 79 places and 0 transitions.
Iterating post reduction 1 with 79 rules applied. Total rules applied 159 place count 257 transition count 409
Performed 17 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 17 Pre rules applied. Total rules applied 159 place count 257 transition count 392
Deduced a syphon composed of 17 places in 0 ms
Ensure Unique test removed 8 places
Reduce places removed 25 places and 0 transitions.
Iterating global reduction 2 with 42 rules applied. Total rules applied 201 place count 232 transition count 392
Performed 111 Post agglomeration using F-continuation condition.Transition count delta: 111
Deduced a syphon composed of 111 places in 0 ms
Reduce places removed 111 places and 0 transitions.
Iterating global reduction 2 with 222 rules applied. Total rules applied 423 place count 121 transition count 281
Ensure Unique test removed 56 transitions
Reduce isomorphic transitions removed 56 transitions.
Iterating post reduction 2 with 56 rules applied. Total rules applied 479 place count 121 transition count 225
Performed 8 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 8 places in 0 ms
Reduce places removed 8 places and 0 transitions.
Iterating global reduction 3 with 16 rules applied. Total rules applied 495 place count 113 transition count 225
Drop transitions (Empty/Sink Transition effects.) removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 3 with 8 rules applied. Total rules applied 503 place count 113 transition count 217
Drop transitions (Redundant composition of simpler transitions.) removed 8 transitions
Redundant transition composition rules discarded 8 transitions
Iterating global reduction 4 with 8 rules applied. Total rules applied 511 place count 113 transition count 209
Free-agglomeration rule applied 56 times.
Iterating global reduction 4 with 56 rules applied. Total rules applied 567 place count 113 transition count 153
Reduce places removed 56 places and 0 transitions.
Iterating post reduction 4 with 56 rules applied. Total rules applied 623 place count 57 transition count 153
Partial Free-agglomeration rule applied 8 times.
Drop transitions (Partial Free agglomeration) removed 8 transitions
Iterating global reduction 5 with 8 rules applied. Total rules applied 631 place count 57 transition count 153
Applied a total of 631 rules in 31 ms. Remains 57 /392 variables (removed 335) and now considering 153/2104 (removed 1951) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 153 rows 57 cols
[2024-05-23 17:40:14] [INFO ] Computed 17 invariants in 1 ms
[2024-05-23 17:40:14] [INFO ] After 40ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-23 17:40:14] [INFO ] [Nat]Absence check using 17 positive place invariants in 5 ms returned sat
[2024-05-23 17:40:14] [INFO ] After 51ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-23 17:40:14] [INFO ] State equation strengthened by 8 read => feed constraints.
[2024-05-23 17:40:14] [INFO ] After 8ms SMT Verify possible using 8 Read/Feed constraints in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2024-05-23 17:40:14] [INFO ] After 18ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2024-05-23 17:40:14] [INFO ] After 122ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Over-approximation ignoring read arcs solved 0 properties in 204 ms.
RANDOM walk for 40000 steps (8 resets) in 283 ms. (140 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 50 ms. (784 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 389817 steps, run timeout after 3001 ms. (steps per millisecond=129 ) properties seen :0 out of 1
Probabilistic random walk after 389817 steps, saw 214147 distinct states, run finished after 3001 ms. (steps per millisecond=129 ) properties seen :0
[2024-05-23 17:40:18] [INFO ] Flow matrix only has 656 transitions (discarded 1448 similar events)
// Phase 1: matrix 656 rows 392 cols
[2024-05-23 17:40:18] [INFO ] Computed 25 invariants in 3 ms
[2024-05-23 17:40:18] [INFO ] State equation strengthened by 284 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 45/46 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/46 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 2/48 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/48 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 82/130 variables, 48/51 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/130 variables, 2/53 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/130 variables, 0/53 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 106/236 variables, 8/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/236 variables, 1/62 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/236 variables, 10/72 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/236 variables, 0/72 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 154/390 variables, 70/142 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/390 variables, 25/167 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/390 variables, 0/167 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 251/641 variables, 13/180 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/641 variables, 0/180 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 2/643 variables, 1/181 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/643 variables, 0/181 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 13/656 variables, 7/188 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/656 variables, 0/188 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 392/1048 variables, 266/454 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/1048 variables, 247/701 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/1048 variables, 0/701 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (OVERLAPS) 0/1048 variables, 0/701 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1048/1048 variables, and 701 constraints, problems are : Problem set: 0 solved, 1 unsolved in 587 ms.
Refiners :[Positive P Invariants (semi-flows): 17/17 constraints, Generalized P Invariants (flows): 8/8 constraints, State Equation: 392/392 constraints, ReadFeed: 284/284 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 45/46 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/46 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 2/48 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/48 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 82/130 variables, 48/51 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/130 variables, 2/53 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/130 variables, 0/53 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 106/236 variables, 8/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/236 variables, 1/62 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/236 variables, 10/72 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/236 variables, 0/72 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 154/390 variables, 70/142 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/390 variables, 25/167 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/390 variables, 0/167 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 251/641 variables, 13/180 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/641 variables, 0/180 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 2/643 variables, 1/181 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-23 17:40:19] [INFO ] Deduced a trap composed of 56 places in 85 ms of which 1 ms to minimize.
[2024-05-23 17:40:19] [INFO ] Deduced a trap composed of 11 places in 54 ms of which 1 ms to minimize.
At refinement iteration 18 (INCLUDED_ONLY) 0/643 variables, 2/183 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/643 variables, 0/183 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 13/656 variables, 7/190 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/656 variables, 1/191 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-23 17:40:19] [INFO ] Deduced a trap composed of 19 places in 79 ms of which 1 ms to minimize.
At refinement iteration 22 (INCLUDED_ONLY) 0/656 variables, 1/192 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/656 variables, 0/192 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (OVERLAPS) 392/1048 variables, 266/458 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/1048 variables, 247/705 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/1048 variables, 0/705 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 27 (OVERLAPS) 0/1048 variables, 0/705 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1048/1048 variables, and 705 constraints, problems are : Problem set: 0 solved, 1 unsolved in 906 ms.
Refiners :[Positive P Invariants (semi-flows): 17/17 constraints, Generalized P Invariants (flows): 8/8 constraints, State Equation: 392/392 constraints, ReadFeed: 284/284 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 3/3 constraints]
After SMT, in 1511ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 69 ms.
Support contains 1 out of 392 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 392/392 places, 2104/2104 transitions.
Applied a total of 0 rules in 103 ms. Remains 392 /392 variables (removed 0) and now considering 2104/2104 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 104 ms. Remains : 392/392 places, 2104/2104 transitions.
RANDOM walk for 40000 steps (8 resets) in 115 ms. (344 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 29 ms. (1333 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 407574 steps, run timeout after 3001 ms. (steps per millisecond=135 ) properties seen :0 out of 1
Probabilistic random walk after 407574 steps, saw 222676 distinct states, run finished after 3001 ms. (steps per millisecond=135 ) properties seen :0
[2024-05-23 17:40:22] [INFO ] Flow matrix only has 656 transitions (discarded 1448 similar events)
[2024-05-23 17:40:22] [INFO ] Invariant cache hit.
[2024-05-23 17:40:22] [INFO ] State equation strengthened by 284 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 45/46 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/46 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 2/48 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/48 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 82/130 variables, 48/51 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/130 variables, 2/53 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/130 variables, 0/53 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 106/236 variables, 8/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/236 variables, 1/62 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/236 variables, 10/72 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/236 variables, 0/72 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 154/390 variables, 70/142 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/390 variables, 25/167 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/390 variables, 0/167 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 251/641 variables, 13/180 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/641 variables, 0/180 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 2/643 variables, 1/181 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/643 variables, 0/181 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 13/656 variables, 7/188 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/656 variables, 0/188 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 392/1048 variables, 266/454 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/1048 variables, 247/701 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/1048 variables, 0/701 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (OVERLAPS) 0/1048 variables, 0/701 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1048/1048 variables, and 701 constraints, problems are : Problem set: 0 solved, 1 unsolved in 423 ms.
Refiners :[Positive P Invariants (semi-flows): 17/17 constraints, Generalized P Invariants (flows): 8/8 constraints, State Equation: 392/392 constraints, ReadFeed: 284/284 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 45/46 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/46 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 2/48 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/48 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 82/130 variables, 48/51 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/130 variables, 2/53 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-23 17:40:23] [INFO ] Deduced a trap composed of 3 places in 43 ms of which 1 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/130 variables, 1/54 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/130 variables, 0/54 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 106/236 variables, 8/62 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/236 variables, 1/63 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/236 variables, 10/73 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/236 variables, 0/73 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 154/390 variables, 70/143 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/390 variables, 25/168 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/390 variables, 0/168 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 251/641 variables, 13/181 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/641 variables, 0/181 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 2/643 variables, 1/182 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/643 variables, 0/182 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 13/656 variables, 7/189 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/656 variables, 1/190 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/656 variables, 0/190 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 392/1048 variables, 266/456 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/1048 variables, 247/703 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-23 17:40:23] [INFO ] Deduced a trap composed of 3 places in 53 ms of which 1 ms to minimize.
At refinement iteration 25 (INCLUDED_ONLY) 0/1048 variables, 1/704 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/1048 variables, 0/704 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 27 (OVERLAPS) 0/1048 variables, 0/704 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1048/1048 variables, and 704 constraints, problems are : Problem set: 0 solved, 1 unsolved in 636 ms.
Refiners :[Positive P Invariants (semi-flows): 17/17 constraints, Generalized P Invariants (flows): 8/8 constraints, State Equation: 392/392 constraints, ReadFeed: 284/284 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 2/2 constraints]
After SMT, in 1073ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 39 ms.
Support contains 1 out of 392 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 392/392 places, 2104/2104 transitions.
Applied a total of 0 rules in 71 ms. Remains 392 /392 variables (removed 0) and now considering 2104/2104 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 71 ms. Remains : 392/392 places, 2104/2104 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 392/392 places, 2104/2104 transitions.
Applied a total of 0 rules in 74 ms. Remains 392 /392 variables (removed 0) and now considering 2104/2104 (removed 0) transitions.
[2024-05-23 17:40:24] [INFO ] Flow matrix only has 656 transitions (discarded 1448 similar events)
[2024-05-23 17:40:24] [INFO ] Invariant cache hit.
[2024-05-23 17:40:24] [INFO ] Implicit Places using invariants in 691 ms returned []
[2024-05-23 17:40:24] [INFO ] Flow matrix only has 656 transitions (discarded 1448 similar events)
[2024-05-23 17:40:24] [INFO ] Invariant cache hit.
[2024-05-23 17:40:25] [INFO ] State equation strengthened by 284 read => feed constraints.
[2024-05-23 17:40:27] [INFO ] Implicit Places using invariants and state equation in 2553 ms returned []
Implicit Place search using SMT with State Equation took 3246 ms to find 0 implicit places.
[2024-05-23 17:40:27] [INFO ] Redundant transitions in 84 ms returned []
Running 2096 sub problems to find dead transitions.
[2024-05-23 17:40:27] [INFO ] Flow matrix only has 656 transitions (discarded 1448 similar events)
[2024-05-23 17:40:27] [INFO ] Invariant cache hit.
[2024-05-23 17:40:27] [INFO ] State equation strengthened by 284 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/392 variables, 17/17 constraints. Problems are: Problem set: 0 solved, 2096 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/392 variables, 8/25 constraints. Problems are: Problem set: 0 solved, 2096 unsolved
[2024-05-23 17:40:50] [INFO ] Deduced a trap composed of 35 places in 414 ms of which 4 ms to minimize.
[2024-05-23 17:40:50] [INFO ] Deduced a trap composed of 25 places in 339 ms of which 4 ms to minimize.
[2024-05-23 17:40:50] [INFO ] Deduced a trap composed of 27 places in 366 ms of which 3 ms to minimize.
[2024-05-23 17:40:51] [INFO ] Deduced a trap composed of 52 places in 283 ms of which 3 ms to minimize.
[2024-05-23 17:40:51] [INFO ] Deduced a trap composed of 19 places in 335 ms of which 4 ms to minimize.
[2024-05-23 17:40:51] [INFO ] Deduced a trap composed of 31 places in 361 ms of which 3 ms to minimize.
[2024-05-23 17:40:52] [INFO ] Deduced a trap composed of 22 places in 271 ms of which 3 ms to minimize.
[2024-05-23 17:40:52] [INFO ] Deduced a trap composed of 29 places in 265 ms of which 4 ms to minimize.
[2024-05-23 17:40:52] [INFO ] Deduced a trap composed of 24 places in 326 ms of which 3 ms to minimize.
[2024-05-23 17:40:52] [INFO ] Deduced a trap composed of 22 places in 222 ms of which 3 ms to minimize.
[2024-05-23 17:40:53] [INFO ] Deduced a trap composed of 17 places in 161 ms of which 2 ms to minimize.
[2024-05-23 17:40:53] [INFO ] Deduced a trap composed of 19 places in 124 ms of which 2 ms to minimize.
[2024-05-23 17:40:53] [INFO ] Deduced a trap composed of 25 places in 136 ms of which 2 ms to minimize.
[2024-05-23 17:40:53] [INFO ] Deduced a trap composed of 33 places in 236 ms of which 3 ms to minimize.
[2024-05-23 17:40:53] [INFO ] Deduced a trap composed of 58 places in 215 ms of which 3 ms to minimize.
[2024-05-23 17:40:55] [INFO ] Deduced a trap composed of 3 places in 46 ms of which 1 ms to minimize.
[2024-05-23 17:40:55] [INFO ] Deduced a trap composed of 69 places in 207 ms of which 3 ms to minimize.
[2024-05-23 17:40:56] [INFO ] Deduced a trap composed of 48 places in 270 ms of which 4 ms to minimize.
[2024-05-23 17:40:56] [INFO ] Deduced a trap composed of 49 places in 333 ms of which 4 ms to minimize.
[2024-05-23 17:40:56] [INFO ] Deduced a trap composed of 50 places in 220 ms of which 3 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/392 variables, 20/45 constraints. Problems are: Problem set: 0 solved, 2096 unsolved
[2024-05-23 17:40:58] [INFO ] Deduced a trap composed of 61 places in 396 ms of which 5 ms to minimize.
[2024-05-23 17:40:58] [INFO ] Deduced a trap composed of 63 places in 361 ms of which 3 ms to minimize.
SMT process timed out in 31465ms, After SMT, problems are : Problem set: 0 solved, 2096 unsolved
Search for dead transitions found 0 dead transitions in 31500ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 34917 ms. Remains : 392/392 places, 2104/2104 transitions.
Attempting over-approximation, by ignoring read arcs.
Graph (trivial) has 1958 edges and 392 vertex of which 64 / 392 are part of one of the 8 SCC in 1 ms
Free SCC test removed 56 places
Drop transitions (Empty/Sink Transition effects.) removed 216 transitions
Ensure Unique test removed 1400 transitions
Reduce isomorphic transitions removed 1616 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 79 transitions
Trivial Post-agglo rules discarded 79 transitions
Performed 79 trivial Post agglomeration. Transition count delta: 79
Iterating post reduction 0 with 79 rules applied. Total rules applied 80 place count 336 transition count 409
Reduce places removed 79 places and 0 transitions.
Iterating post reduction 1 with 79 rules applied. Total rules applied 159 place count 257 transition count 409
Performed 17 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 17 Pre rules applied. Total rules applied 159 place count 257 transition count 392
Deduced a syphon composed of 17 places in 0 ms
Ensure Unique test removed 8 places
Reduce places removed 25 places and 0 transitions.
Iterating global reduction 2 with 42 rules applied. Total rules applied 201 place count 232 transition count 392
Performed 111 Post agglomeration using F-continuation condition.Transition count delta: 111
Deduced a syphon composed of 111 places in 0 ms
Reduce places removed 111 places and 0 transitions.
Iterating global reduction 2 with 222 rules applied. Total rules applied 423 place count 121 transition count 281
Ensure Unique test removed 56 transitions
Reduce isomorphic transitions removed 56 transitions.
Iterating post reduction 2 with 56 rules applied. Total rules applied 479 place count 121 transition count 225
Performed 8 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 8 places in 0 ms
Reduce places removed 8 places and 0 transitions.
Iterating global reduction 3 with 16 rules applied. Total rules applied 495 place count 113 transition count 225
Drop transitions (Empty/Sink Transition effects.) removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 3 with 8 rules applied. Total rules applied 503 place count 113 transition count 217
Drop transitions (Redundant composition of simpler transitions.) removed 8 transitions
Redundant transition composition rules discarded 8 transitions
Iterating global reduction 4 with 8 rules applied. Total rules applied 511 place count 113 transition count 209
Free-agglomeration rule applied 56 times.
Iterating global reduction 4 with 56 rules applied. Total rules applied 567 place count 113 transition count 153
Reduce places removed 56 places and 0 transitions.
Iterating post reduction 4 with 56 rules applied. Total rules applied 623 place count 57 transition count 153
Partial Free-agglomeration rule applied 8 times.
Drop transitions (Partial Free agglomeration) removed 8 transitions
Iterating global reduction 5 with 8 rules applied. Total rules applied 631 place count 57 transition count 153
Applied a total of 631 rules in 27 ms. Remains 57 /392 variables (removed 335) and now considering 153/2104 (removed 1951) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 153 rows 57 cols
[2024-05-23 17:40:58] [INFO ] Computed 17 invariants in 1 ms
[2024-05-23 17:40:58] [INFO ] After 32ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-23 17:40:59] [INFO ] [Nat]Absence check using 17 positive place invariants in 5 ms returned sat
[2024-05-23 17:40:59] [INFO ] After 52ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-23 17:40:59] [INFO ] State equation strengthened by 8 read => feed constraints.
[2024-05-23 17:40:59] [INFO ] After 11ms SMT Verify possible using 8 Read/Feed constraints in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2024-05-23 17:40:59] [INFO ] After 21ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2024-05-23 17:40:59] [INFO ] After 130ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Over-approximation ignoring read arcs solved 0 properties in 197 ms.
RANDOM walk for 40000 steps (8 resets) in 152 ms. (261 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 30 ms. (1290 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 415836 steps, run timeout after 3001 ms. (steps per millisecond=138 ) properties seen :0 out of 1
Probabilistic random walk after 415836 steps, saw 225949 distinct states, run finished after 3001 ms. (steps per millisecond=138 ) properties seen :0
[2024-05-23 17:41:02] [INFO ] Flow matrix only has 656 transitions (discarded 1448 similar events)
// Phase 1: matrix 656 rows 392 cols
[2024-05-23 17:41:02] [INFO ] Computed 25 invariants in 3 ms
[2024-05-23 17:41:02] [INFO ] State equation strengthened by 284 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 45/46 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/46 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 2/48 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/48 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 82/130 variables, 48/51 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/130 variables, 2/53 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/130 variables, 0/53 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 106/236 variables, 8/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/236 variables, 1/62 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/236 variables, 10/72 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/236 variables, 0/72 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 154/390 variables, 70/142 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/390 variables, 25/167 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/390 variables, 0/167 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 251/641 variables, 13/180 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/641 variables, 0/180 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 2/643 variables, 1/181 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/643 variables, 0/181 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 13/656 variables, 7/188 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/656 variables, 0/188 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 392/1048 variables, 266/454 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/1048 variables, 247/701 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/1048 variables, 0/701 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (OVERLAPS) 0/1048 variables, 0/701 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1048/1048 variables, and 701 constraints, problems are : Problem set: 0 solved, 1 unsolved in 431 ms.
Refiners :[Positive P Invariants (semi-flows): 17/17 constraints, Generalized P Invariants (flows): 8/8 constraints, State Equation: 392/392 constraints, ReadFeed: 284/284 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 45/46 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/46 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 2/48 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/48 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 82/130 variables, 48/51 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/130 variables, 2/53 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-23 17:41:02] [INFO ] Deduced a trap composed of 3 places in 43 ms of which 1 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/130 variables, 1/54 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/130 variables, 0/54 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 106/236 variables, 8/62 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/236 variables, 1/63 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/236 variables, 10/73 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/236 variables, 0/73 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 154/390 variables, 70/143 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/390 variables, 25/168 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/390 variables, 0/168 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 251/641 variables, 13/181 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/641 variables, 0/181 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 2/643 variables, 1/182 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/643 variables, 0/182 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 13/656 variables, 7/189 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/656 variables, 1/190 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-23 17:41:03] [INFO ] Deduced a trap composed of 23 places in 84 ms of which 1 ms to minimize.
At refinement iteration 22 (INCLUDED_ONLY) 0/656 variables, 1/191 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/656 variables, 0/191 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (OVERLAPS) 392/1048 variables, 266/457 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/1048 variables, 247/704 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-23 17:41:03] [INFO ] Deduced a trap composed of 3 places in 120 ms of which 1 ms to minimize.
[2024-05-23 17:41:03] [INFO ] Deduced a trap composed of 3 places in 75 ms of which 2 ms to minimize.
At refinement iteration 26 (INCLUDED_ONLY) 0/1048 variables, 2/706 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 27 (INCLUDED_ONLY) 0/1048 variables, 0/706 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 28 (OVERLAPS) 0/1048 variables, 0/706 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1048/1048 variables, and 706 constraints, problems are : Problem set: 0 solved, 1 unsolved in 987 ms.
Refiners :[Positive P Invariants (semi-flows): 17/17 constraints, Generalized P Invariants (flows): 8/8 constraints, State Equation: 392/392 constraints, ReadFeed: 284/284 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 4/4 constraints]
After SMT, in 1437ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 69 ms.
Support contains 1 out of 392 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 392/392 places, 2104/2104 transitions.
Applied a total of 0 rules in 81 ms. Remains 392 /392 variables (removed 0) and now considering 2104/2104 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 83 ms. Remains : 392/392 places, 2104/2104 transitions.
RANDOM walk for 40000 steps (8 resets) in 149 ms. (266 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 31 ms. (1250 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 386505 steps, run timeout after 3001 ms. (steps per millisecond=128 ) properties seen :0 out of 1
Probabilistic random walk after 386505 steps, saw 212512 distinct states, run finished after 3001 ms. (steps per millisecond=128 ) properties seen :0
[2024-05-23 17:41:06] [INFO ] Flow matrix only has 656 transitions (discarded 1448 similar events)
[2024-05-23 17:41:06] [INFO ] Invariant cache hit.
[2024-05-23 17:41:06] [INFO ] State equation strengthened by 284 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 45/46 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/46 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 2/48 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/48 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 82/130 variables, 48/51 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/130 variables, 2/53 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/130 variables, 0/53 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 106/236 variables, 8/61 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/236 variables, 1/62 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/236 variables, 10/72 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/236 variables, 0/72 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 154/390 variables, 70/142 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/390 variables, 25/167 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/390 variables, 0/167 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 251/641 variables, 13/180 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/641 variables, 0/180 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 2/643 variables, 1/181 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/643 variables, 0/181 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 13/656 variables, 7/188 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/656 variables, 0/188 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (OVERLAPS) 392/1048 variables, 266/454 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/1048 variables, 247/701 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/1048 variables, 0/701 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (OVERLAPS) 0/1048 variables, 0/701 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1048/1048 variables, and 701 constraints, problems are : Problem set: 0 solved, 1 unsolved in 425 ms.
Refiners :[Positive P Invariants (semi-flows): 17/17 constraints, Generalized P Invariants (flows): 8/8 constraints, State Equation: 392/392 constraints, ReadFeed: 284/284 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 45/46 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/46 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 2/48 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/48 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 82/130 variables, 48/51 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/130 variables, 2/53 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-23 17:41:07] [INFO ] Deduced a trap composed of 3 places in 44 ms of which 0 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/130 variables, 1/54 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/130 variables, 0/54 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 106/236 variables, 8/62 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/236 variables, 1/63 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/236 variables, 10/73 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/236 variables, 0/73 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 154/390 variables, 70/143 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/390 variables, 25/168 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/390 variables, 0/168 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 251/641 variables, 13/181 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/641 variables, 0/181 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (OVERLAPS) 2/643 variables, 1/182 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/643 variables, 0/182 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 20 (OVERLAPS) 13/656 variables, 7/189 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/656 variables, 1/190 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/656 variables, 0/190 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 23 (OVERLAPS) 392/1048 variables, 266/456 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/1048 variables, 247/703 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-23 17:41:07] [INFO ] Deduced a trap composed of 3 places in 52 ms of which 1 ms to minimize.
At refinement iteration 25 (INCLUDED_ONLY) 0/1048 variables, 1/704 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/1048 variables, 0/704 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 27 (OVERLAPS) 0/1048 variables, 0/704 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1048/1048 variables, and 704 constraints, problems are : Problem set: 0 solved, 1 unsolved in 637 ms.
Refiners :[Positive P Invariants (semi-flows): 17/17 constraints, Generalized P Invariants (flows): 8/8 constraints, State Equation: 392/392 constraints, ReadFeed: 284/284 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 2/2 constraints]
After SMT, in 1095ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 51 steps, including 1 resets, run visited all 1 properties in 1 ms. (steps per millisecond=51 )
Parikh walk visited 1 properties in 9 ms.
Attempting over-approximation, by ignoring read arcs.
Graph (trivial) has 1946 edges and 392 vertex of which 64 / 392 are part of one of the 8 SCC in 0 ms
Free SCC test removed 56 places
Drop transitions (Empty/Sink Transition effects.) removed 216 transitions
Ensure Unique test removed 1400 transitions
Reduce isomorphic transitions removed 1616 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 79 transitions
Trivial Post-agglo rules discarded 79 transitions
Performed 79 trivial Post agglomeration. Transition count delta: 79
Iterating post reduction 0 with 79 rules applied. Total rules applied 80 place count 336 transition count 409
Reduce places removed 79 places and 0 transitions.
Iterating post reduction 1 with 79 rules applied. Total rules applied 159 place count 257 transition count 409
Performed 17 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 17 Pre rules applied. Total rules applied 159 place count 257 transition count 392
Deduced a syphon composed of 17 places in 1 ms
Ensure Unique test removed 8 places
Reduce places removed 25 places and 0 transitions.
Iterating global reduction 2 with 42 rules applied. Total rules applied 201 place count 232 transition count 392
Performed 105 Post agglomeration using F-continuation condition.Transition count delta: 105
Deduced a syphon composed of 105 places in 0 ms
Reduce places removed 105 places and 0 transitions.
Iterating global reduction 2 with 210 rules applied. Total rules applied 411 place count 127 transition count 287
Ensure Unique test removed 56 transitions
Reduce isomorphic transitions removed 56 transitions.
Iterating post reduction 2 with 56 rules applied. Total rules applied 467 place count 127 transition count 231
Performed 8 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 8 places in 0 ms
Reduce places removed 8 places and 0 transitions.
Iterating global reduction 3 with 16 rules applied. Total rules applied 483 place count 119 transition count 231
Drop transitions (Empty/Sink Transition effects.) removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 3 with 8 rules applied. Total rules applied 491 place count 119 transition count 223
Drop transitions (Redundant composition of simpler transitions.) removed 8 transitions
Redundant transition composition rules discarded 8 transitions
Iterating global reduction 4 with 8 rules applied. Total rules applied 499 place count 119 transition count 215
Free-agglomeration rule applied 56 times.
Iterating global reduction 4 with 56 rules applied. Total rules applied 555 place count 119 transition count 159
Reduce places removed 56 places and 0 transitions.
Iterating post reduction 4 with 56 rules applied. Total rules applied 611 place count 63 transition count 159
Partial Free-agglomeration rule applied 8 times.
Drop transitions (Partial Free agglomeration) removed 8 transitions
Iterating global reduction 5 with 8 rules applied. Total rules applied 619 place count 63 transition count 159
Applied a total of 619 rules in 30 ms. Remains 63 /392 variables (removed 329) and now considering 159/2104 (removed 1945) transitions.
Running SMT prover for 7 properties.
// Phase 1: matrix 159 rows 63 cols
[2024-05-23 17:41:07] [INFO ] Computed 17 invariants in 0 ms
[2024-05-23 17:41:08] [INFO ] After 49ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:7
[2024-05-23 17:41:08] [INFO ] [Nat]Absence check using 17 positive place invariants in 5 ms returned sat
[2024-05-23 17:41:08] [INFO ] After 90ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :7
[2024-05-23 17:41:08] [INFO ] State equation strengthened by 8 read => feed constraints.
[2024-05-23 17:41:08] [INFO ] After 45ms SMT Verify possible using 8 Read/Feed constraints in natural domain returned unsat :0 sat :7
TRAPS : Iteration 0
[2024-05-23 17:41:08] [INFO ] After 111ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :7
[2024-05-23 17:41:08] [INFO ] After 308ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :7
Over-approximation ignoring read arcs solved 0 properties in 394 ms.
Unable to solve all queries for examination StableMarking. Remains :7 assertions to prove.
No /home/mcc/execution/StableMarking.xml examination file found. Proceeding without properties.
Parsed 7 properties from file /home/mcc/execution/StableMarking.xml in 1 ms.
Working with output stream class java.io.PrintStream
Total runtime 726907 ms.
----------------------------------------------------------------------
GreatSPN-meddly tool, MCC 2023
----------------------------------------------------------------------
Running EisenbergMcGuire-PT-08
IS_COLORED=
IS_NUPN=1
LOADING model.pnml ...
MODEL CLASS: P/T NET WITH NUPN EXTENSION
PLACES: 712
TRANSITIONS: 2816
CONSTANTS: 0
TEMPLATE VARS: 0
ARCS: 13440
NUPN UNITS: 19
LOADING TIME: 1.925
SAVING AS /home/mcc/execution/model.(net/def) ...
exportGspn useExt=true
SAVING TIME: 0.152
SAVING NAME MAP FILE /home/mcc/execution/model.id2name ...
SAVING NUPN UNITS AS FILE /home/mcc/execution/model.nu ...
TOTAL TIME: 2.965
OK.
----------------------------------------------------------------------
GreatSPN/Meddly.
Copyright (C) 1987-2022, University of Torino, Italy.
website: https://github.com/greatspn/SOURCES
Based on MEDDLY version 0.16.0
Copyright (C) 2009, Iowa State University Research Foundation, Inc.
website: http://meddly.sourceforge.net
Process ID: 2087
MODEL NAME: /home/mcc/execution/model
712 places, 2816 transitions.
Creating all event NSFs..
Creating all event NSFs..
Creating all event NSFs..
Creating all event NSFs..
Split: SplitSubtract
Start RS construction.
Split: SplitSubtract
Start RS construction.
Split: SplitSubtract
Start RS construction.
Split: SplitSubtract
Start RS construction.
BK_TIME_CONFINEMENT_REACHED
--------------------
content from stderr:
+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
+ export PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ export LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
+ LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202405141337.jar
+ VERSION=202405141337
+ echo 'Running Version 202405141337'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination StableMarking -timeout 180 -rebuildPNML
Sequence of Actions to be Executed by the VM
This is useful if one wants to reexecute the tool in the VM from the submitted image disk.
set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="EisenbergMcGuire-PT-08"
export BK_EXAMINATION="StableMarking"
export BK_TOOL="greatspnxred"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="1800"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"
# this is specific to your benchmark or test
export BIN_DIR="$HOME/BenchKit/bin"
# remove the execution directoty if it exists (to avoid increse of .vmdk images)
if [ -d execution ] ; then
rm -rf execution
fi
# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5568"
echo " Executing tool greatspnxred"
echo " Input is EisenbergMcGuire-PT-08, examination is StableMarking"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r166-smll-171636274400118"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/EisenbergMcGuire-PT-08.tgz
mv EisenbergMcGuire-PT-08 execution
cd execution
if [ "StableMarking" = "ReachabilityDeadlock" ] || [ "StableMarking" = "UpperBounds" ] || [ "StableMarking" = "QuasiLiveness" ] || [ "StableMarking" = "StableMarking" ] || [ "StableMarking" = "Liveness" ] || [ "StableMarking" = "OneSafe" ] || [ "StableMarking" = "StateSpace" ]; then
rm -f GenericPropertiesVerdict.xml
fi
pwd
ls -lh
echo
echo "--------------------"
echo "content from stdout:"
echo
echo "=== Data for post analysis generated by BenchKit (invocation template)"
echo
if [ "StableMarking" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "StableMarking" != "StateSpace" ] ; then
echo "The expected result is a vector of booleans"
echo BOOL_VECTOR
else
echo "no data necessary for post analysis"
fi
echo
if [ -f "StableMarking.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property StableMarking.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "StableMarking.xml" ] ; then # for cunf (txt files deleted;-)
echo echo "here is the order used to build the result vector(from xml file)"
for x in $(grep '
echo "FORMULA_NAME $x"
done
elif [ "StableMarking" = "ReachabilityDeadlock" ] || [ "StableMarking" = "QuasiLiveness" ] || [ "StableMarking" = "StableMarking" ] || [ "StableMarking" = "Liveness" ] || [ "StableMarking" = "OneSafe" ] ; then
echo "FORMULA_NAME StableMarking"
fi
echo
echo "=== Now, execution of the tool begins"
echo
echo -n "BK_START "
date -u +%s%3N
echo
timeout -s 9 $BK_TIME_CONFINEMENT bash -c "/home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n \"BK_STOP \" ; date -u +%s%3N"
if [ $? -eq 137 ] ; then
echo
echo "BK_TIME_CONFINEMENT_REACHED"
fi
echo
echo "--------------------"
echo "content from stderr:"
echo
cat STDERR ;